<style>

/* HERO SECTION */

.java-hero{
    background:linear-gradient(135deg,#f8fbff,#eef6ff);
    border:1px solid #dbeafe;
    border-radius:18px;
    padding:35px;
    margin:20px 0 35px;
    box-shadow:0 8px 25px rgba(0,0,0,.05);
}

.java-hero h1{
    margin:0 0 20px;
    font-size:2.2rem;
    line-height:1.25;
    color:#0f172a;
    font-weight:800;
    position:relative;
    padding-bottom:15px;
}

.java-hero h1::after{
    content:"";
    position:absolute;
    left:0;
    bottom:0;
    width:90px;
    height:4px;
    background:#2563eb;
    border-radius:10px;
}

.java-intro p{
    font-size:1.05rem;
    line-height:1.9;
    color:#475569;
    margin:0 0 18px;
}

.java-intro p:first-child{
    background:#fff;
    border-left:4px solid #2563eb;
    padding:16px 18px;
    border-radius:10px;
    font-weight:600;
    color:#1e293b;
}


/* CONTENT CARDS */

.java-content-card{
    background:#f8fbff;
    border:1px solid #dbeafe;
    border-radius:16px;
    padding:30px;
    margin:35px 0;
    box-shadow:0 6px 20px rgba(0,0,0,.04);
}

.java-content-card h2{
    margin:0 0 20px;
    color:#0f172a;
    font-size:1.8rem;
    line-height:1.3;
    position:relative;
    padding-bottom:12px;
}

.java-content-card h2::after{
    content:"";
    position:absolute;
    left:0;
    bottom:0;
    width:70px;
    height:4px;
    background:#2563eb;
    border-radius:10px;
}

.java-content-card p{
    color:#475569;
    line-height:1.9;
    margin:0 0 18px;
    font-size:1.05rem;
}


/* INTERVIEW CONCEPT LIST */

.java-feature-list{
    list-style:none;
    padding:0;
    margin:20px 0 0;
}

.java-feature-list li{
    background:#fff;
    border:1px solid #e2e8f0;
    border-radius:12px;
    padding:14px 18px;
    margin-bottom:12px;
    color:#334155;
    font-weight:500;
    transition:.3s ease;
}

.java-feature-list li:hover{
    border-color:#2563eb;
    transform:translateX(4px);
}

.java-feature-list li::before{
    content:"✓";
    color:#2563eb;
    font-weight:700;
    margin-right:10px;
}


/* MOBILE */

@media (max-width:768px){

    .java-hero,
    .java-content-card{
        padding:22px;
    }

    .java-hero h1{
        font-size:1.8rem;
    }

    .java-content-card h2{
        font-size:1.45rem;
    }

}
.more-string-quizzes{
    margin:40px 0;
    padding:30px;
    background:#f8fbff;
    border:1px solid #dbeafe;
    border-radius:16px;
}

.more-string-quizzes h2{
    margin:0 0 15px;
    color:#0f172a;
    font-size:1.7rem;
}

.more-string-intro{
    color:#64748b;
    line-height:1.8;
    margin-bottom:25px;
}

.more-string-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
    gap:20px;
}

.more-string-card{
    display:block;
    text-decoration:none;
    background:#fff;
    border:1px solid #e2e8f0;
    border-radius:14px;
    padding:22px;
    transition:.3s ease;
}

.more-string-card:hover{
    transform:translateY(-4px);
    border-color:#2563eb;
    box-shadow:0 10px 25px rgba(0,0,0,.08);
}

.more-string-card h3{
    margin:0 0 10px;
    color:#0f172a;
}

.more-string-card p{
    margin:0;
    color:#64748b;
    line-height:1.7;
}


.related-java-quizzes{
    margin:50px 0;
}

.related-java-quizzes h2{
    margin:0 0 15px;
    font-size:1.8rem;
    color:#0f172a;
}

.related-java-intro{
    color:#64748b;
    line-height:1.8;
    margin-bottom:25px;
}

.related-java-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
    gap:20px;
}

.related-java-card{
    display:block;
    text-decoration:none;
    background:#fff;
    border:1px solid #e2e8f0;
    border-radius:14px;
    padding:22px;
    transition:.3s ease;
}

.related-java-card:hover{
    transform:translateY(-4px);
    border-color:#2563eb;
    box-shadow:0 10px 25px rgba(0,0,0,.08);
}

.related-java-card h3{
    margin:0 0 10px;
    color:#0f172a;
    font-size:1.1rem;
}

.related-java-card p{
    margin:0;
    color:#64748b;
    line-height:1.7;
}

.hub-card{
    border:2px solid #2563eb;
}

.java-concept-card{
    background:#f8fbff;
    border:1px solid #dbeafe;
    border-radius:16px;
    padding:30px;
    margin:35px 0;
    box-shadow:0 6px 20px rgba(0,0,0,.04);
}

.java-concept-card h2{
    margin:0 0 20px;
    color:#0f172a;
    font-size:1.8rem;
    line-height:1.3;
    position:relative;
    padding-bottom:12px;
}

.java-concept-card h2::after{
    content:"";
    position:absolute;
    left:0;
    bottom:0;
    width:70px;
    height:4px;
    background:#2563eb;
    border-radius:10px;
}

.java-concept-card p{
    color:#475569;
    line-height:1.9;
    margin:0 0 18px;
    font-size:1.05rem;
}

.java-concept-card p:last-child{
    margin-bottom:0;
}

.java-concept-card strong{
    color:#0f172a;
}

@media (max-width:768px){

    .java-concept-card{
        padding:22px;
    }

    .java-concept-card h2{
        font-size:1.45rem;
    }

}

.premium-breadcrumb{
    display:flex;
    flex-wrap:wrap;
    align-items:center;
    gap:6px;
    margin:0 0 15px;
    padding:0;
    background:none;
    border:none;
    box-shadow:none;
    font-size:.85rem;
    line-height:1.5;
}

.premium-breadcrumb a{
    color:#64748b;
    text-decoration:none;
    font-weight:500;
    transition:.2s ease;
}

.premium-breadcrumb a:hover{
    color:#2563eb;
    text-decoration:underline;
}

.premium-breadcrumb .separator{
    color:#94a3b8;
    font-weight:400;
}

.premium-breadcrumb .current-page{
    color:#334155;
    font-weight:600;
}
@media (max-width:768px){

    .premium-breadcrumb{
        padding:12px 15px;
        gap:6px;
        font-size:.9rem;
    }

}


</style>

