body {
    background: linear-gradient(to right, #f4f7f8, #d0d7db);
}

.card-doc {
    transition: transform 0.2s ease-in-out;
    border: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* .card-doc:hover {
    transform: translateY(-5px);
} */

.card-doc .card-body {
    text-align: center;
}

.upload-btn {
    border-radius: 25px;
    padding: 8px 20px;
    font-weight: 600;
}

.icon-pdf {
    font-size: 40px;
    color: #e74c3c;
}

.btn-border {
    border: 2px solid white;
    border-radius: 999px;
}

/* Titulo plataforma */
.text-titulo {
    background: linear-gradient(135deg, #6e8efb, #09f);
    color: white;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.2);
}

.rounded-lg {
    border-radius: 12px !important;
}
.shadow-lg {
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1) !important;
}

/* BACKGOUND ANIMATION */
/* html {
    height: 100%;
} */

body {
    margin: 0;
}

.bg {
    animation: slide 3s ease-in-out infinite alternate;
    /* background-image: linear-gradient(-60deg, #6c3 50%, #09f 50%); */
    /* background-image: linear-gradient(-60deg, rgb(55, 125, 253) 50%, #09f 50%); */
    background-image: linear-gradient(-60deg, rgb(255, 255, 255) 50%, rgb(220, 236, 245) 50%);
    bottom: 0;
    left: -50%;
    opacity: 0.5;
    position: fixed;
    right: -50%;
    top: 0;
    z-index: -1;
}

.bg2 {
    animation-direction: alternate-reverse;
    animation-duration: 4s;
}

.bg3 {
    animation-duration: 5s;
}

body,
html {
    overflow-y: auto; /* o visible */
    min-height: 100vh; /* Mejor que height: 100% */
}

@media (max-width: 1280px), (max-width: 600px) {
    .content {
        width: 100%;
        left: 0;
        top: 0;
        transform: none;
        border-radius: 0;
        height: 100%;
        padding: 5vmin;
    }
}

@keyframes slide {
    0% {
        transform: translateX(-25%);
    }
    100% {
        transform: translateX(25%);
    }
}

/* CARD DEL ESTUDIANTE */
.student-profile-card {
    border-radius: 15px;
    overflow: hidden;
}

.student-photo-col {
    position: relative;
}

.student-photo-col::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("https://www.transparenttextures.com/patterns/concrete-wall.png");
    opacity: 0.05;
}

.student-info-item {
    background: rgba(248, 249, 250, 0.8);
    padding: 12px 15px;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.student-info-item:hover {
    background: white;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.hover-scale {
    transition: all 0.3s ease;
}

.hover-scale:hover {
    transform: scale(1.03);
}

/* MODAL CARGAR DOCUMENTO */
.card-doc {
    border-radius: 10px;
    border: 1px solid rgba(0, 0, 0, 0.08);
}

.card-doc:hover {
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}