/* css/ebooks_page_style.css */

.ebooks-main {
    /* padding-top: 80px; */
}

.page-title-ebooks {
    text-align: center;
    font-size: 1.7rem; 
    color: #FFFFFF;
    margin-bottom: 40px;
}
.page-title-ebooks::after {
    content: '';
    display: block;
    width: 70px;
    height: 3px;
    background-color: #1DB954; 
    margin: 10px auto 0;
}

/* --- SEZNAM E-BOOKŮ --- */
.ebook-list-section {
    padding: 20px 0; /* Přidáme trochu odsazení pro sekci */
}

.ebook-list {
    display: grid;
    gap: 30px; 
    grid-template-columns: 1fr; /* Každý e-book na nový řádek, pokud je jen jeden sloupec */
    /* Pokud chcete více sloupců pro seznam, použijte: 
       grid-template-columns: repeat(auto-fit, minmax(min_šířka_karty, 1fr)); 
       A pak .ebook-item-summary by nemusel být display:flex pro layout obálka-vedle-textu
    */
}

.ebook-item-summary {
    background-color: #1e1e1e; 
    padding: 20px 25px; 
    border-radius: 8px;
    display: flex;       
    gap: 25px;           
    align-items: flex-start; 
    box-shadow: 0 4px 12px rgba(0,0,0,0.25);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.ebook-item-summary:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(29, 185, 84, 0.2); 
}

.ebook-item-summary .ebook-cover-link {
    flex: 0 0 auto;    
    width: 130px;  /* Šířka obálky v seznamu */
    max-width: 30%;    
    display: block;
    text-decoration: none;
}

img.ebook-cover-summary, 
.ebook-item-summary .ebook-cover-placeholder {
    width: 100%;      
    height: auto;
    aspect-ratio: 2 / 3; 
    object-fit: cover; 
    border-radius: 4px;
    background-color: #2a2a2a; 
    display: flex; 
    align-items: center;
    justify-content: center;
    color: #777; 
    font-size: 0.8em; 
}
.ebook-item-summary .ebook-cover-placeholder span {
    padding: 8px;
    text-align: center;
}

.ebook-item-summary .ebook-summary-details {
    flex-grow: 1; 
    display: flex;
    flex-direction: column; 
}
.ebook-item-summary .ebook-summary-details h3 {
    margin-top: 0;
    margin-bottom: 8px; 
    font-size: 1.3rem; 
}
.ebook-item-summary .ebook-summary-details h3 a {
    color: #1DB954; 
    text-decoration: none;
}
.ebook-item-summary .ebook-summary-details h3 a:hover {
    text-decoration: underline;
}
.ebook-item-summary .ebook-summary-details p { 
    font-size: 0.9rem; 
    color: #b3b3b3; 
    line-height: 1.55;
    margin-bottom: 15px;
    flex-grow: 1; 
}
.ebook-item-summary .ebook-summary-details .btn-small {
    align-self: flex-start; 
    margin-top: auto; 
}

/* --- DETAIL E-BOOKU (STRÁNKA S FORMULÁŘEM) --- */
.ebook-detail-section {
    padding: 20px 0; /* Přidáme trochu odsazení pro sekci */
}

.ebook-item.ebook-detail-view {
    background-color: #181818; /* Tmavší pro detail, aby vynikl */
    padding: 30px 35px;
    border-radius: 8px;
    box-shadow: 0 6px 18px rgba(0,0,0,0.4);
    display: flex;
    flex-wrap: wrap; /* Povolí zalamování na menších obrazovkách */
    gap: 30px; 
    align-items: flex-start; 
}

.ebook-detail-view .ebook-cover-container {
    flex: 0 0 auto; 
    width: 280px;  /* Šířka kontejneru obálky v detailu - upravte podle potřeby */
    max-width: 100%;   
    margin-right: 25px; /* Mezera od textu, pokud není flex-wrap aktivní */
}

img.ebook-cover, 
.ebook-detail-view .ebook-cover-placeholder {
    width: 100%;      
    height: auto;     
    aspect-ratio: 2 / 3; 
    object-fit: cover;   
    border-radius: 6px;
    display: block; 
    background-color: #2a2a2a; 
}
.ebook-detail-view .ebook-cover-placeholder {
    display: flex; 
    align-items: center;
    justify-content: center;
    color: #777;
    font-size: 1.1em;
    min-height: 300px; 
}

.ebook-detail-view .ebook-details {
    flex-grow: 1;
    flex-basis: 400px; 
    min-width: 0; 
}
.ebook-detail-view .ebook-details h2 { 
    color: #2ECC71; 
    font-size: 1.9rem; 
    font-weight: 600; 
    margin-top: 0;
    margin-bottom: 12px; 
    line-height: 1.3;
}
.ebook-detail-view .ebook-description { 
    color: #c0c0c0; 
    line-height: 1.65;
    margin-bottom: 30px; 
    font-size: 0.9rem;
}

/* Formulář */
.ebook-form .form-group { margin-bottom: 16px; }
.ebook-form label { display: block; margin-bottom: 7px; font-weight: 500; color: #d0d0d0; font-size: 0.85rem; }
.ebook-form input[type="text"],
.ebook-form input[type="email"] {
    width: 100%; padding: 11px 14px; border: 1px solid #444; 
    background-color: #1f1f1f; color: #e0e0e0; border-radius: 5px; 
    box-sizing: border-box; font-size: 0.95rem;
}
.ebook-form input[type="text"]:focus,
.ebook-form input[type="email"]:focus {
    border-color: #2ECC71; outline: none; 
    box-shadow: 0 0 0 3px rgba(46, 204, 113, 0.25);
}
.ebook-form .consent-group input[type="checkbox"] { margin-right: 8px; vertical-align: middle; }
.ebook-form .consent-group label { font-size: 0.8rem; font-weight: normal; display: inline; }
.ebook-form button.btn-primary {
    width: 100%; padding: 13px 20px; font-size: 1rem; font-weight: 600;
    background-color: #2ECC71; border-color: #2ECC71; border-radius: 5px;
    cursor: pointer; color: #fff; text-transform: uppercase; letter-spacing: 0.5px;
}
.ebook-form button.btn-primary:hover { background-color: #27ae60; border-color: #27ae60; }

/* Zprávy formuláře */
.form-message { padding: 12px 18px; margin-bottom: 20px; border-radius: 4px; text-align: center; font-weight: 500; }
.form-message.success { color: #155724; background-color: #d4edda; border: 1px solid #c3e6cb; }
.form-message.error { color: #721c24; background-color: #f8d7da; border: 1px solid #f5c6cb; }
.form_message.info { color: #0c5460; background-color: #d1ecf1; border: 1px solid #bee5eb;}

.back-to-list { margin-top: 25px; font-size: 0.9em; text-align: left; }
.back-to-list a { color: #a0a0a0; text-decoration: none; }
.back-to-list a:hover { color: #1DB954; text-decoration: underline; }

/* Responzivita */
@media (max-width: 860px) { 
    .ebook-item.ebook-detail-view {
        flex-direction: column; 
        align-items: center; 
    }
    .ebook-detail-view .ebook-cover-container {
        width: 80%; 
        max-width: 300px; /* Upraveno */
        margin-left: auto;
        margin-right: auto;
        margin-bottom: 30px; 
        margin-right: 0; /* Zrušit pravý margin na mobilu */
    }
    .ebook-detail-view .ebook-details {
        width: 100%; 
        flex-basis: auto;
    }
    .ebook-detail-view .ebook-details h2 {
        font-size: 1.7rem; /* Mírně větší */
        text-align: center;
    }
}

@media (max-width: 600px) { 
    .ebook-item-summary {
        flex-direction: column; 
        align-items: center; 
    }
    .ebook-item-summary .ebook-cover-link {
        width: 70%; 
        max-width: 200px;
        margin-bottom: 20px; /* Větší mezera */
    }
    .ebook-item-summary .ebook-summary-details h3,
    .ebook-item-summary .ebook-summary-details p {
        text-align: center;
    }
    .ebook-item-summary .ebook-summary-details .btn-small {
        align-self: center; 
    }
}

.no-ebooks-message { 
    text-align: center;
    padding: 30px 0;
    color: #777;
}