/* Reader Interface Styles */
.reader-mode {
    background: #0a0a0a;
    color: #fff;
    overflow: hidden;
    height: 100vh;
    width: 100vw;
    display: flex;
    flex-direction: column;
}

.reader-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 2rem;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(212, 175, 55, 0.2);
    z-index: 100;
}

.back-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #fff;
    text-decoration: none;
    font-size: 0.9rem;
    font-family: 'Poppins', 'Raleway', sans-serif;
    transition: color 0.3s;
}

.back-link:hover {
    color: var(--color-gold, #d4af37);
}

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

.reader-controls {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.btn-icon {
    background: none;
    border: none;
    color: #fff;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    transition: background 0.3s, color 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-icon:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-gold, #d4af37);
}

#pageCounter {
    font-size: 0.9rem;
    font-family: 'Outfit', sans-serif;
    color: rgba(255, 255, 255, 0.7);
    min-width: 60px;
    text-align: center;
}

.reader-container {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    position: relative;
    overflow: auto;
}

.flip-book-container {
    width: 1000px;
    /* Max width */
    height: 700px;
    max-width: 95%;
    max-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.flip-book {
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    background: #fff;
}

.page {
    background-color: #fdfdfd;
    background-size: cover;
    background-position: center;
    border: 1px solid #ccc;
}

.page-loader {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-family: 'Bodoni Moda', serif;
    font-style: italic;
    color: var(--color-gold, #d4af37);
    font-size: 1.5rem;
}

/* Hardcover page effect */
.page.--hard {
    background-color: #f8f8f8;
    border: solid 1px #999;
}

/* Mobile Adjustments */
@media (max-width: 768px) {
    .reader-nav {
        padding: 0.75rem 1rem;
    }

    .reader-logo {
        display: none;
    }

    .reader-container {
        padding: 0.5rem;
    }

    .flip-book-container {
        width: 100% !important;
        height: 80vh !important;
    }
}