.footer {
    box-shadow: 0 -12px 32px -8px rgba(100,100,100,0.18);
}
.linea-hero {
    width: 0;
    max-width: 600px;
    height: 8px;
    background: #fbbc1a;
    border-radius: 8px;
    box-shadow: 0 8px 15px 0 rgba(100,100,100,0.25);
    display: block;
    transition: width 1.2s cubic-bezier(.4,0,.2,1);
}
.linea-hero.anim {
    width: 100%;
}
/* Línea decorativa en el hero */
.linea-hero {
    width: 120px;
    height: 8px;
    background: #fbbc1a;
    border-radius: 8px;
    box-shadow: 0 8px 15px 0 rgba(100,100,100,0.25);
    display: block;
}
/* Navbar fijo y sobrepuesto */
.navbar {
    background: #ffffff/*#fbbc1a*/;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    box-shadow: 0 8px 10px rgba(100,100,100,0.18);
    border-bottom: none;
    
}

.navbar .nav-link, .navbar .navbar-brand, .navbar .dropdown-toggle {
    color: rgb(0, 0, 0);
    font-weight: bold;
    text-shadow: 0 2px 8px rgba(100,100,100,0.25);
}
.hero {
    min-height: 100vh;
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 0;
    position: relative;
    overflow: hidden;
    background: url('../assets/3.jpg') center center/cover no-repeat;
}

.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 0;
    position: relative;
    overflow: hidden;
    background: url('../assets/3.jpg') center center/cover no-repeat;
    transition: min-height 0.8s cubic-bezier(.4,0,.2,1);
}

.hero.shrink {
    min-height: calc(100vh - 70px);
}
.pdf-embed iframe {
    background: #fff !important;
    border-radius: 12px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.08);
    border: 1px solid #FFD600;
}

@media (max-width: 768px) {
    .pdf-embed iframe {
        height: 350px;
    }
}

.hero::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
    background: linear-gradient(to bottom, rgba(0,0,0,0.6) 0%, rgba(0,0,0,0.0) 80%);
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.hero > .container {
    position: relative;
    z-index: 2;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

.hero > .container {
    position: relative;
    z-index: 1;
}

 .hero h1 {
     color: #000;
    font-size: 3.8rem;
    font-weight: 900;
    text-shadow: 0px 8px 10px rgb(100 100 100 / 72%);
    line-height: 1.1;
}
.hero p {
    font-size: 1.3rem;
    color: #333;
    margin-bottom: 0;
}
.navbar-brand img {
        height: 30px;
        filter: drop-shadow(2px 2px 2px gray);

    }
@media (max-width: 992px) {
    .hero h1 {
        font-size: 2.4rem;
    }
    .hero p {
        font-size: 1.1rem;
    }
    .navbar-brand img {
        height: 30px;
    }
}

@media (max-width: 576px) {
    .hero {
        min-height: 70vh;
        padding: 30px 10px;
    }
    .hero h1 {
        font-size: 1.5rem;
        font-weight: 800;
    }
    .hero p {
        font-size: 1rem;
    }
    .navbar-brand img {
        height: 30px;
    }
}