:root{

    --wisdom-gold:#d8b15d;
    --wisdom-dark:#0c1324;
    --wisdom-blue:#182c52;
    --wisdom-light:#f8f8f5;

}

.ebook-hero{

    background:
    linear-gradient(
        rgba(5,10,20,.82),
        rgba(5,10,20,.88)
    ),
    url("images/book04.jpg");

    background-size:cover;
    background-position:center;

    color:#fff;

    padding:140px 20px;

}

.hero-inner{

    max-width:1200px;
    margin:auto;

    display:grid;
    grid-template-columns:1fr 1fr;

    gap:60px;
    align-items:center;

}

.hero-cover img{

    width:100%;
    max-width:420px;

    border-radius:20px;

    box-shadow:
    0 20px 50px rgba(0,0,0,.45);

}

.hero-badge{

    display:inline-block;

    background:var(--wisdom-gold);

    color:#222;

    padding:10px 22px;

    border-radius:50px;

    font-weight:bold;

    margin-bottom:25px;

}

.hero-content h1{

    font-size:3rem;
    line-height:1.4;

    margin-bottom:25px;

}

.hero-content p{

    line-height:2;
    font-size:1.15rem;

}

.ebook-section{

    padding:90px 20px;

}

.ebook-container{

    max-width:1200px;
    margin:auto;

}

.section-title{

    text-align:center;

    margin-bottom:60px;

}

.section-title h2{

    font-size:2.4rem;

    color:#18345f;

}

.section-title p{

    margin-top:10px;
    color:#666;

}

.glass-card{

    background:#ffffff;

    border-radius:22px;

    padding:40px;

    box-shadow:
    0 5px 25px rgba(0,0,0,.08);

}

.intro-grid{

    display:grid;

    grid-template-columns:
    repeat(auto-fit,minmax(280px,1fr));

    gap:30px;

}

.intro-card{

    background:white;

    border-radius:20px;

    padding:30px;

    box-shadow:
    0 5px 20px rgba(0,0,0,.08);

    transition:.3s;

}

.intro-card:hover{

    transform:translateY(-8px);

}

.intro-card h3{

    color:#18345f;

    margin-bottom:15px;

}

.intro-card p{

    line-height:1.9;

    color:#444;

}

.philosophy-banner{

    background:
    linear-gradient(
        135deg,
        #08111f,
        #1b2d54
    );

    color:white;

    padding:100px 20px;

    text-align:center;

}

.philosophy-banner h2{

    font-size:2.5rem;

    margin-bottom:30px;

}

.philosophy-banner p{

    max-width:900px;

    margin:auto;

    line-height:2.2;

    font-size:1.15rem;

}

@media(max-width:768px){

    .hero-inner{

        grid-template-columns:1fr;

        text-align:center;

    }

    .hero-content h1{

        font-size:2rem;

    }

}