/* ================================
   RESETEO BÁSICO
================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    background: #fff;
    color: #333;
}

/* ================================
   HEADER
================================ */
.header {
    width: 100%;
    padding: 1.8rem 2rem; /* <<< HEADER MÁS ALTO */
    background: #111;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* LOGO + TEXTO */
.logo {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    color: #fff;
    font-weight: bold;
}

.logo img {
    height: 40px;
    width: auto;
}

.logo-texto {
    line-height: 1.1;
    font-size: 1.1rem;
    font-weight: bold;
}

.menu {
    list-style: none;
    display: flex;
    gap: 1.2rem;
}

.menu a {
    color: #fff;
    text-decoration: none;
    font-size: 0.95rem;
}

.btn-contribuir {
    background: #7ac943;
    padding: 0.4rem 0.8rem;
    border-radius: 5px;
}

/* ================================
   HERO CHICO
================================ */
.hero {
    background: url("./fotos/Bloque\ 3.png") center/cover no-repeat;
    height: 220px;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.35);
}

.hero-texto {
    position: relative;
    color: white;
    font-size: 2rem;
    font-weight: bold;
    text-align: center;
}

/* ================================
   SECCIÓN APORTES
================================ */
.aportes {
    width: 100%;
    padding: 3rem 1rem;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 4rem;
    flex-wrap: wrap;
}

/* ================================
   IMAGEN IZQUIERDA CON TEXTO CENTRADO
================================ */
.lado-izq {
    max-width: 450px;
    width: 100%;
}

.imagen-con-texto {
    position: relative;
    width: 100%;
}

.imagen-con-texto img {
    width: 100%;
    height: 300px;
    border-radius: 15px;
    object-fit: cover;
}

.texto-imagen {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 1.9rem;
    font-weight: bold;
    text-shadow: 0 3px 6px rgba(0,0,0,0.6);
    text-align: center;
    width: 90%;
}

/* ================================
   CARTELES DERECHA — CENTRADOS
================================ */
.lado-der {
    display: flex;
    flex-direction: column;
    gap: 1.6rem;
    width: 500px;
    max-width: 100%;
    align-items: center;
}

.aporte-grupo {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
}

.opcion {
    width: 100%;
    padding: 0.9rem 1.3rem;
    border-radius: 12px;
    box-shadow: 0 3px 14px rgba(0,0,0,0.25);
    cursor: pointer;
    text-align: center;
    transition: 0.2s;
    color: #fff;
}

.opcion:hover {
    transform: scale(1.04);
}

/* COLORES */
.opcion-bronce { background: #6ec1e4; }
.opcion-plata  { background: #8cc63f; }
.opcion-oro    { background: #f7c843; }

/* TEXTO DEL CARTEL GRANDE */
.opcion h3 {
    font-size: 2rem;
    font-weight: bold;
    margin: 0;
}

/* TEXTO DONACIÓN CENTRADO */
.donacion {
    margin-top: 0.4rem;
    font-size: 1.3rem;
    font-weight: bold;
    color: #333;
    text-align: center;
    width: 100%;
}

/* ================================
   RESPONSIVE
================================ */
@media (max-width: 768px) {

    .aportes {
        flex-direction: column;
        align-items: center;
    }

    .lado-izq,
    .lado-der {
        max-width: 450px;
        width: 90%;
    }

    .texto-imagen {
        font-size: 1.6rem;
    }

    .opcion h3 {
        font-size: 1.7rem;
    }
}