/* ============================================
   PREVIEW.CSS - Painel de Preview Premium
   ============================================ */

.preview-pane {
    flex: 1;
    background: white;
    display: flex;
    justify-content: center;
    overflow-y: auto;
    position: relative;
}

.book-paper {
    width: 100%;
    max-width: 800px;
    background: white;
    position: relative;
}

/* ===== PREVIEW CONTENT ===== */
#preview-content {
    padding: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    font-kerning: normal;
    orphans: 3;
    widows: 3;
}

#preview-content img {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 1.5em auto;
    border-radius: 8px;
}

#preview-content a {
    color: var(--accent);
    text-decoration: underline;
    text-underline-offset: 3px;
}

#preview-content pre {
    background: #1e1e2e;
    color: #cdd6f4;
    padding: 18px 22px;
    border-radius: 10px;
    overflow-x: auto;
    font-size: 0.88em;
    line-height: 1.55;
    border-left: 4px solid var(--accent);
}

#preview-content code {
    font-family: 'Fira Code', 'Cascadia Code', 'Consolas', monospace;
    font-size: 0.88em;
}

#preview-content :not(pre) > code {
    background: #f0f0f5;
    padding: 2px 7px;
    border-radius: 5px;
    color: #c7254e;
    font-size: 0.9em;
}

#preview-content hr {
    border: none;
    height: 1px;
    background: linear-gradient(90deg, transparent, #ddd, transparent);
    margin: 2.5em 0;
}

#preview-content blockquote {
    border-radius: 0 10px 10px 0;
}

/* ===== FULLSCREEN PREVIEW ===== */
.preview-pane.fullscreen {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    z-index: 100;
    background: #555;
}

.preview-pane.fullscreen .book-paper {
    max-width: 900px;
    margin: 0 auto;
    box-shadow: 0 4px 24px rgba(0,0,0,0.2);
}

/* ===== BOOK COVER ===== */
.book-cover {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 80px 60px;
    text-align: center;
    page-break-after: always;
    position: relative;
}

.book-cover::before {
    content: "";
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 5px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

.book-cover h1 {
    font-size: 3em;
    margin-bottom: 0.3em;
}

.book-cover .cover-subtitle {
    font-size: 1.4em;
    color: #666;
    margin-bottom: 2em;
    font-weight: 300;
}

.book-cover .cover-author {
    font-size: 1.15em;
    color: #444;
    margin-top: auto;
}

/* ===== PREVIEW RESPONSIVO ===== */
@media (max-width: 768px) {
    .preview-pane {
        padding-bottom: env(safe-area-inset-bottom);
    }
    #preview-content img {
        margin: 1em auto;
        border-radius: 4px;
    }
    #preview-content pre {
        padding: 12px 14px;
        font-size: 0.8em;
        border-radius: 6px;
    }
    #preview-content blockquote {
        padding: 14px 16px !important;
        margin: 1.2em 0 !important;
    }
    #preview-content blockquote p {
        padding-left: 36px !important;
    }
    #preview-content table {
        font-size: 0.78em;
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    #preview-content th,
    #preview-content td {
        padding: 8px 10px;
        white-space: nowrap;
    }
    #preview-content h1 { font-size: 1.8rem !important; }
    #preview-content h2 { font-size: 1.4rem !important; }
    #preview-content h3 { font-size: 1.15rem !important; }
    #preview-content h4 { font-size: 1rem !important; }
    #preview-content ul, #preview-content ol { padding-left: 1.5em; }
    #preview-content li { font-size: 0.95em; }
    #preview-content hr { margin: 1.5em 0; }
}

/* ===== TABLE OF CONTENTS ===== */
.toc-container {
    padding: 50px 60px;
    page-break-after: always;
}

.toc-container h2 {
    font-size: 2em;
    margin-bottom: 1.5em;
    text-align: center;
}

.toc-list {
    list-style: none;
    padding: 0;
}

.toc-list li {
    padding: 10px 0;
    border-bottom: 1px dotted #ddd;
    font-size: 1.05em;
    display: flex;
    align-items: baseline;
}

.toc-list li a {
    color: inherit;
    text-decoration: none;
}

.toc-list li a:hover {
    color: var(--accent);
}

/* ===== TEMPLATE BLOCKS ===== */
.template-dedication {
    text-align: center;
    padding: 200px 60px;
    font-style: italic;
    color: #666;
    page-break-after: always;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.template-epigraph {
    text-align: right;
    padding: 200px 80px 60px;
    font-style: italic;
    color: #555;
    page-break-after: always;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.template-credits {
    padding: 200px 60px;
    font-size: 0.9em;
    color: #666;
    page-break-after: always;
    display: flex;
    flex-direction: column;
    justify-content: center;
}