/* Estilos generales de tipografía e interfaz */
:root {
    --almaden-ui-font: 'Urbanist', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

html:has(body.almaden-shell),
html:has(body.almaden-app-body),
html:has(body.theme-light) {
    font-size: 16px !important;
}

body.almaden-shell,
body.almaden-app-body,
body.theme-light,
body.theme-sepia,
body.theme-dark {
    font-size: 16px !important;
    line-height: 1.5;
    text-size-adjust: 100%;
    -webkit-text-size-adjust: 100%;
}

body.almaden-shell,
body.almaden-shell *,
body.almaden-app-body,
body.almaden-app-body *,
body.theme-light,
body.theme-light *,
body.theme-sepia,
body.theme-sepia *,
body.theme-dark,
body.theme-dark * {
    box-sizing: border-box;
}

h1, h2, h3, h4, h5, h6, .font-sans {
    font-family: var(--almaden-ui-font) !important;
}

body, html {
    font-family: var(--almaden-ui-font) !important;
    transition: background-color 0.3s ease, color 0.3s ease;
}

body.theme-light,
body.theme-sepia,
body.theme-dark,
body.theme-light :where(button, input, select, textarea),
body.theme-sepia :where(button, input, select, textarea),
body.theme-dark :where(button, input, select, textarea),
#almaden-editor-shell,
#almaden-editor-shell :where(button, input, select, textarea),
#almaden-editor-shell :where(.font-sans, .font-bold, .font-semibold, .font-medium) {
    font-family: var(--almaden-ui-font) !important;
}

body.almaden-shell :where(.fa, .fa-solid, .fa-regular, .fa-brands),
body.almaden-app-body :where(.fa, .fa-solid, .fa-regular, .fa-brands),
body.theme-light :where(.fa, .fa-solid, .fa-regular, .fa-brands),
body.theme-sepia :where(.fa, .fa-solid, .fa-regular, .fa-brands),
body.theme-dark :where(.fa, .fa-solid, .fa-regular, .fa-brands) {
    font-family: "Font Awesome 6 Free" !important;
}

body.almaden-shell :where(.fa-regular),
body.almaden-app-body :where(.fa-regular),
body.theme-light :where(.fa-regular),
body.theme-sepia :where(.fa-regular),
body.theme-dark :where(.fa-regular) {
    font-family: "Font Awesome 6 Free" !important;
    font-weight: 400 !important;
}

body.almaden-shell :where(.fa-solid),
body.almaden-app-body :where(.fa-solid),
body.theme-light :where(.fa-solid),
body.theme-sepia :where(.fa-solid),
body.theme-dark :where(.fa-solid) {
    font-family: "Font Awesome 6 Free" !important;
    font-weight: 900 !important;
}

/* Chapter list typography: match the native WordPress admin stack */
#chapters-list {
    font-family: var(--almaden-ui-font) !important;
}

body.sidebar-collapsed #sidebar {
    display: none !important;
}

body.sidebar-collapsed #sidebar-chapters-section,
body.sidebar-collapsed #sidebar-footer {
    display: none !important;
}

/* Variables de temas del editor */
.theme-light {
    --bg-app: #f8fafc;
    --bg-sidebar: #ffffff;
    --text-main: #0f172a;
    --text-muted: #64748b;
    --border-color: #e2e8f0;
    --bg-editor: #ffffff;
    --bg-pdf-container: #e2e8f0;
}
.theme-sepia {
    --bg-app: #f4ecd8;
    --bg-sidebar: #fdf6e3;
    --text-main: #5c4a3c;
    --text-muted: #8f7a66;
    --border-color: #e4d7ba;
    --bg-editor: #fdf6e3;
    --bg-pdf-container: #ebdcb9;
}
.theme-dark {
    --bg-app: #0f172a;
    --bg-sidebar: #1e293b;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --border-color: #334155;
    --bg-editor: #1e293b;
    --bg-pdf-container: #020617;
}

/* Estilos del simulador de páginas PDF */
.pdf-page-container {
    background-color: var(--bg-pdf-container);
}

#pdf-scroller.visual-editor-mode {
    position: relative;
}

.visual-editor-mode [data-editor-content="chapter"][contenteditable="true"] {
    cursor: text;
    user-select: text;
    caret-color: #111111;
    outline: none;
}

.visual-editor-mode [data-editor-content="chapter"] ::selection {
    background: rgba(59, 130, 246, 0.24);
    color: inherit;
}

/* Dimensiones exactas con proporción A4 para la visualización en pantalla */
.pdf-page {
    width: 210mm;
    height: 297mm;
    min-height: 297mm;
    padding: 25mm 20mm 25mm 20mm;
    margin: 0 auto 24px auto;
    background: #ffffff;
    color: #111111;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    position: relative;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

/* Tipografía del libro de alta gama dentro del PDF */
.pdf-content {
    font-family: 'Merriweather', serif;
    font-size: 11.5pt;
    line-height: 1.65;
    text-align: justify;
    color: #2d2d2d;
    flex-grow: 1;
    overflow: visible;
}

.pdf-content figure.pdf-book-image-block,
.pdf-content .pdf-book-image-frame {
    display: block;
    width: 100%;
    max-width: 100%;
    margin: 20px auto 10px auto;
    box-sizing: border-box;
    position: relative;
}

.pdf-content figure.pdf-book-image-block {
    overflow: visible;
}

.pdf-content .pdf-book-image-frame {
    overflow: visible;
    margin: 0 auto;
}

.pdf-content .pdf-book-image-frame > img {
    display: block;
    position: static;
    width: 100%;
    height: auto;
    max-width: 100%;
    object-fit: contain;
}

.pdf-content .pdf-book-image-caption {
    display: block;
    margin-top: 0.5px;
    font-size: 10px;
    line-height: 1.2;
    color: #4b5563;
    text-align: left;
    font-style: italic;
    word-break: break-word;
}

.pdf-content .pdf-book-image-frame.is-empty {
    min-height: 180px;
    border-radius: 18px;
    border: 2px dashed #cbd5e1;
    background: #f8fafc;
    color: #64748b;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.pdf-content .pdf-book-image-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    min-height: 140px;
    text-align: center;
    font-family: 'Urbanist', sans-serif;
    font-weight: 700;
    letter-spacing: 0.02em;
    color: #475569;
    background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
    border: 1px solid #e2e8f0;
    border-radius: 16px;
}

.pdf-content .pdf-book-image-edit-handle {
    position: absolute;
    top: 12px;
    right: 12px;
    z-index: 4;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border: 1px solid rgba(15, 23, 42, 0.12);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.94);
    color: #0f172a;
    font-family: 'Urbanist', sans-serif;
    font-size: 12px;
    font-weight: 700;
    line-height: 1;
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.12);
    cursor: pointer;
    opacity: 0.55;
    transition: opacity 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
}

.pdf-content .pdf-book-image-edit-handle:hover,
.pdf-content .pdf-book-image-block:hover .pdf-book-image-edit-handle {
    opacity: 1;
    transform: translateY(-1px);
    box-shadow: 0 12px 30px rgba(15, 23, 42, 0.16);
}

.pdf-content .pdf-book-image-edit-handle i {
    font-size: 11px;
}

.pdf-content .pdf-book-image-edit-handle span {
    white-space: nowrap;
}

#image-viewport-preview-frame {
    touch-action: none;
    width: 100%;
}

#image-viewport-preview-viewport {
    cursor: grab;
    width: 100%;
}

#image-viewport-preview-viewport.is-dragging {
    cursor: grabbing;
}

#image-viewport-preview-image {
    user-select: none;
    -webkit-user-drag: none;
    pointer-events: none;
}

.pdf-content h1 {
    font-family: 'Playfair Display', serif;
    font-size: 24pt;
    text-align: center;
    margin-top: 20px;
    margin-bottom: 30px;
    color: #111111;
    font-weight: 700;
}

.pdf-content h2 {
    font-family: 'Playfair Display', serif;
    font-size: 16pt;
    margin-top: 24px;
    margin-bottom: 12px;
    color: #222222;
    font-weight: 600;
    text-align: inherit;
    text-align-last: left;
    word-spacing: normal;
    letter-spacing: normal;
    hyphens: none;
    -webkit-hyphens: none;
    display: block;
    width: 100%;
}

.pdf-content p {
    /* Las reglas de margen y sangría ahora son inyectadas dinámicamente por JS */
}

.pdf-content blockquote {
    font-style: italic;
    border-left: 3px solid #666;
    padding-left: 15px;
    margin: 15px 25px;
    color: #555;
    text-align: left;
}

.pdf-content ul {
    list-style-type: none;
    margin-left: 25px;
    margin-bottom: 14pt;
    text-align: left;
}

.pdf-content ul > li {
    position: relative;
}

.pdf-content ul > li::before {
    content: "•";
    position: absolute;
    left: -15px;
}
.pdf-content ul > li.split-paragraph-continuation::before {
    display: none;
    content: none;
}

.pdf-content ol {
    list-style-type: none;
    margin-left: 25px;
    margin-bottom: 14pt;
    text-align: left;
    counter-reset: pdf-ol-counter;
}

.pdf-content ol > li {
    position: relative;
    counter-increment: pdf-ol-counter;
}
/* If an ordered list item splits, don't increment the counter on the second half */
.pdf-content ol > li.split-paragraph-continuation {
    counter-increment: none;
}

.pdf-content ol > li::before {
    content: counter(pdf-ol-counter) ".";
    position: absolute;
    left: -20px;
}
.pdf-content ol > li.split-paragraph-continuation::before {
    display: none;
    content: none;
}

/* Encabezados y pies de página dinámicos del PDF */
.pdf-header {
    font-family: 'Merriweather', serif;
    font-size: 8.5pt;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: #777777;
    padding-bottom: 6px;
    margin-bottom: 15mm;
}

.pdf-footer {
    font-family: 'Merriweather', serif;
    font-size: 9pt;
    color: #777777;
    text-align: center;
    padding-top: 8px;
    margin-top: 10mm;
}

/* Ocultar elementos auxiliares en la impresión */
@media print {
    html, body {
        margin: 0 !important;
        padding: 0 !important;
        background: white !important;
    }
    /* Ocultar toda la interfaz que no sea el escrolador del PDF */
    header, #sidebar, #editor-pane, .no-print {
        display: none !important;
    }
    
    main, #pdf-preview-pane, #pdf-scroller {
        display: block !important;
        width: 100% !important;
        height: auto !important;
        overflow: visible !important;
        position: relative !important;
        margin: 0 !important;
        padding: 0 !important;
        background: white !important;
    }

    .pdf-page {
        margin: 0 !important;
        box-shadow: none !important;
        border: none !important;
        page-break-inside: avoid;
        break-inside: avoid;
    }
}

/* Personalización de barra de desplazamiento */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

/* Sistema visual unificado para Ajustes del libro */
#settings-modal {
    --settings-label-size: 14px;
    --settings-control-size: 16px;
    --settings-section-size: 17px;
    padding: 16px;
}

#settings-modal .settings-dialog {
    display: flex;
    flex-direction: column;
    width: min(960px, calc(100vw - 48px));
    max-width: none !important;
    height: min(860px, calc(100dvh - 32px));
    max-height: calc(100dvh - 32px);
    overflow: hidden;
    padding: 28px 32px;
}

#settings-modal .settings-header,
#settings-modal .settings-footer {
    flex: 0 0 auto;
}

#settings-modal .settings-header {
    padding-bottom: 20px;
}

#settings-modal h3.settings-title {
    font-size: 24px !important;
    line-height: 1.2;
    white-space: nowrap;
}

#settings-modal .settings-title i {
    font-size: 21px;
}

#settings-modal .settings-format-tabs {
    min-width: 330px;
}

#settings-modal .settings-format-tabs button {
    flex: 1 1 0;
    min-height: 42px;
    padding: 8px 18px;
    font-size: 16px !important;
    line-height: 1.2;
}

#settings-modal .settings-close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    flex: 0 0 44px;
    border-radius: 10px;
}

#settings-modal .settings-close:hover {
    background: var(--bg-app);
}

#settings-modal .settings-format-section:not(.hidden) {
    display: flex;
    flex: 1 1 auto;
    flex-direction: column;
    min-height: 0;
}

#settings-modal .settings-format-section.hidden {
    display: none;
}

#settings-modal .settings-primary-tabs {
    flex: 0 0 auto;
    margin-bottom: 0;
    gap: 24px;
}

#settings-modal .settings-primary-tabs button {
    min-height: 52px;
    padding-top: 13px;
    padding-bottom: 13px;
    font-size: 16px !important;
    line-height: 1.25;
}

#settings-modal .settings-scroll-region {
    flex: 1 1 auto;
    min-height: 0;
    max-height: none !important;
    overflow-y: auto;
    padding: 24px 10px 24px 0;
    scrollbar-gutter: stable;
}

#settings-modal .settings-global-body {
    padding-top: 4px;
}

#settings-modal .settings-footer {
    min-height: 72px;
    margin-top: 0;
    padding-top: 16px;
    align-items: flex-start;
}

#settings-modal .settings-footer button {
    min-height: 48px;
    padding: 10px 22px;
    font-size: 15px !important;
}

/* Jerarquía tipográfica: ningún texto funcional queda bajo 14 px. */
#settings-modal .text-\[8px\],
#settings-modal .text-\[9px\],
#settings-modal .text-\[10px\],
#settings-modal .text-\[11px\],
#settings-modal .text-\[12px\],
#settings-modal .text-\[13px\],
#settings-modal .text-\[14px\],
#settings-modal .text-xs,
#settings-modal .text-sm {
    font-size: var(--settings-label-size) !important;
}

#settings-modal .text-base,
#settings-modal .text-md {
    font-size: 16px !important;
}

#settings-modal .text-lg {
    font-size: 20px !important;
}

#settings-modal h4 {
    font-size: var(--settings-section-size) !important;
    line-height: 1.3;
    letter-spacing: 0 !important;
    text-transform: none !important;
}

#settings-modal label {
    font-size: var(--settings-label-size) !important;
    line-height: 1.4;
    letter-spacing: 0 !important;
    text-transform: none !important;
}

#settings-modal p {
    max-width: 72ch;
    font-size: var(--settings-label-size) !important;
    line-height: 1.55 !important;
}

#settings-modal button,
#settings-modal input,
#settings-modal option,
#settings-modal select,
#settings-modal textarea {
    line-height: 1.35;
}

#settings-modal .settings-dialog input:not([type="checkbox"]):not([type="radio"]):not([type="range"]):not([type="color"]):not([type="hidden"]),
#settings-modal .settings-dialog select,
#settings-modal .settings-dialog textarea {
    min-height: 44px;
    padding: 9px 12px !important;
    border-radius: 10px;
    font-size: var(--settings-control-size) !important;
}

#settings-modal input[type="color"] {
    width: 44px !important;
    height: 44px !important;
    flex: 0 0 44px;
}

#settings-modal input[type="checkbox"] {
    width: 18px;
    height: 18px;
    flex: 0 0 18px;
}

#settings-modal input::placeholder,
#settings-modal textarea::placeholder {
    font-size: inherit;
    line-height: inherit;
}

/* Las subsecciones usan píldoras para no competir con las pestañas principales. */
#settings-modal .settings-inner-tabs {
    display: inline-flex;
    width: fit-content;
    max-width: 100%;
    gap: 4px;
    overflow-x: auto;
    padding: 4px;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    background: var(--bg-app);
}

#settings-modal .header-footer-tab-btn,
#settings-modal .chapter-settings-inner-tab-btn {
    min-height: 40px;
    padding: 9px 16px !important;
    border: 0 !important;
    border-radius: 8px;
    color: var(--text-muted);
    font-size: 15px !important;
    font-weight: 600;
    line-height: 1.2;
    white-space: nowrap;
}

#settings-modal .header-footer-tab-btn.is-active,
#settings-modal .chapter-settings-inner-tab-btn.border-black {
    background: var(--bg-sidebar);
    color: var(--text-main);
    box-shadow: 0 1px 3px rgb(15 23 42 / 0.12);
}

#settings-modal .settings-type-level-card .settings-inner-tabs {
    padding: 3px;
    border-radius: 9px;
}

#settings-modal .settings-type-level-card .header-footer-tab-btn {
    min-height: 28px;
    padding: 5px 10px !important;
    border-radius: 6px;
    font-size: 11px !important;
}

#settings-modal .settings-inner-tabs-row {
    margin-bottom: 20px;
}

#settings-modal .settings-inner-panel-card {
    padding: 22px;
    border: 1px solid var(--border-color);
    border-radius: 14px;
    background: var(--bg-app);
}

#settings-modal .settings-subsection {
    box-shadow: none;
}

#settings-modal .settings-subsection h4 {
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-color);
}

#settings-modal .settings-section-card {
    padding: 22px;
    border: 1px solid var(--border-color);
    border-radius: 14px;
    background: var(--bg-app);
}

#settings-modal .settings-section-card > h4 {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0 0 18px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-main);
    font-weight: 700;
}

#settings-modal .settings-section-card > h4 i {
    width: 18px;
    font-size: 16px;
    text-align: center;
}

#settings-modal .settings-group-title {
    margin: 20px 0 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-main);
    font-size: 15px;
    font-weight: 700;
    line-height: 1.35;
}

#settings-modal .settings-section-card-body > .settings-group-title:first-child,
#settings-modal .settings-section-card-body > div:first-child > .settings-group-title:first-child {
    margin-top: 0;
}

#settings-modal .typography-tab-panel {
    margin-top: 20px;
}

#settings-modal #tab-typography .grid-cols-3,
#settings-modal #tab-typography .grid-cols-4,
#settings-modal #tab-typography .grid-cols-5 {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    gap: 16px !important;
}

#settings-modal .settings-type-level-card {
    padding: 18px !important;
    border-radius: 12px;
    background: var(--bg-sidebar);
}

#settings-modal .settings-type-level-title {
    margin-bottom: 14px;
    font-size: 16px !important;
    line-height: 1.35;
}

#settings-modal .setting-tab-content > .border,
#settings-modal .ebook-setting-tab-content > .border {
    padding: 22px !important;
    border-radius: 14px;
    box-shadow: none;
}

#settings-modal .grid-cols-5,
#settings-modal .grid-cols-6 {
    grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
    gap: 14px !important;
}

#settings-modal .grid-cols-2,
#settings-modal .grid-cols-3,
#settings-modal .grid-cols-4 {
    column-gap: 16px !important;
    row-gap: 16px !important;
}

@media (max-width: 767px) {
    #settings-modal {
        align-items: stretch;
        justify-content: stretch;
        padding: 0;
    }

    #settings-modal .settings-dialog {
        width: 100%;
        height: 100dvh;
        max-height: 100dvh;
        padding: 16px;
        border: 0;
        border-radius: 0;
    }

    #settings-modal .settings-header {
        position: relative;
        padding: 0 52px 16px 0;
    }

    #settings-modal .settings-header-main {
        width: 100%;
        flex-wrap: wrap;
        gap: 14px;
    }

    #settings-modal h3.settings-title {
        width: 100%;
        font-size: 21px !important;
    }

    #settings-modal .settings-format-tabs {
        width: 100%;
        min-width: 0;
    }

    #settings-modal .settings-format-tabs button {
        min-width: 0;
        padding-right: 8px;
        padding-left: 8px;
        font-size: 14px !important;
    }

    #settings-modal .settings-close {
        position: absolute;
        top: 0;
        right: 0;
    }

    #settings-modal .settings-primary-tabs {
        margin-right: -16px;
        margin-left: -16px;
        padding-right: 16px;
        padding-left: 16px;
        gap: 20px;
    }

    #settings-modal .settings-primary-tabs button {
        font-size: 15px !important;
    }

    #settings-modal .settings-scroll-region {
        padding: 18px 4px 18px 0;
        scrollbar-gutter: auto;
    }

    #settings-modal [class*="grid-cols-"] {
        grid-template-columns: minmax(0, 1fr) !important;
    }

    #settings-modal .setting-tab-content > .border,
    #settings-modal .ebook-setting-tab-content > .border {
        padding: 16px !important;
    }

    #settings-modal .settings-inner-tabs {
        width: 100%;
    }

    #settings-modal .settings-inner-panel-card {
        padding: 16px;
    }

    #settings-modal .settings-section-card {
        padding: 16px;
    }

    #settings-modal #tab-typography .grid-cols-2,
    #settings-modal #tab-typography .grid-cols-3,
    #settings-modal #tab-typography .grid-cols-4,
    #settings-modal #tab-typography .grid-cols-5 {
        grid-template-columns: minmax(0, 1fr) !important;
    }

    #settings-modal .settings-type-level-card {
        padding: 16px !important;
    }

    #settings-modal .settings-footer {
        min-height: auto;
        gap: 8px;
        padding-top: 12px;
    }

    #settings-modal .settings-footer button {
        flex: 1 1 0;
        min-width: 0;
        padding-right: 10px;
        padding-left: 10px;
    }
}