/* ============================================================
   Book Summary Page Styles — book_summary_page.css
   Standalone Book Summary landing page + detail pages.
   Uses only CSS variables from common.css.
   ============================================================ */

#ai_book_summary_page {
    margin-top: var(--menu-bar-height);
}

/* --- Landing Page Container --- */
.book-summary-page {
    max-width: 960px;
    margin: 0 auto;
    padding: 1em 1.5em;
    font-family: Arial, Helvetica, sans-serif;
    color: var(--text_color);
    margin-top: var(--menu-bar-height);
}

.book-summary-page__title {
    text-align: center;
    font-size: 1.75em;
    color: var(--accent_bold);
    margin-bottom: 0.75em;
    border-bottom: 2px solid var(--border_color);
}

.book-summary-page__title i {
    margin-right: 0.3em;
}

/* --- Dive Deeper Button --- */
.book-summary-page__dive-deeper {
    text-align: center;
    margin-bottom: 1.5em;
}

.book-summary-page__dive-btn {
    display: inline-block;
    padding: 0.75em 1.25em;
    font-size: 1em;
    font-weight: 600;
    text-decoration: none;
    border-radius: 6px;
    cursor: pointer;
    transition: background-color 0.2s, border-color 0.2s;
}

.book-summary-page__dive-btn:not(.book-summary-page__dive-btn--locked) {
    background-color: var(--button_special);
    color: var(--button_special_text);
    border: 2px solid var(--button_special);
}

.book-summary-page__dive-btn:not(.book-summary-page__dive-btn--locked):hover {
    background-color: var(--button_special_hover);
    border-color: var(--button_special_hover);
}

.book-summary-page__dive-btn:not(.book-summary-page__dive-btn--locked):active {
    background-color: var(--button_special_active);
    border-color: var(--button_special_active);
}

.book-summary-page__dive-btn--locked {
    background-color: var(--button_disabled_background);
    color: var(--button_disabled_text);
    border: 2px solid var(--button_disabled_border);
    cursor: not-allowed;
    opacity: 0.8;
}

.book-summary-page__dive-btn--locked i {
    margin-right: 0.4em;
}

/* --- Grid Section --- */
.book-summary-page__grid-section {
    margin-top: 1em;
}

.book-summary-page__grid-section .bible-heading {
    text-align: center;
    margin-bottom: 0.75em;
}

/* --- Detail Page --- */
.book-summary-detail {
    max-width: 900px;
    margin: 0 auto;
    padding: 1em 1.5em;
    font-family: Arial, Helvetica, sans-serif;
    color: var(--text_color);
    margin-top: var(--menu-bar-height);
}

.book-summary-detail__title {
    text-align: center;
    font-size: 1.75em;
    color: var(--accent_bold);
    margin-bottom: 0.5em;
    border-bottom: 2px solid var(--border_color);
}

.book-summary-detail__nav {
    text-align: center;
    margin-bottom: 1.25em;
}

.book-summary-detail__nav--bottom {
    margin-top: 2em;
    padding-top: 1em;
    border-top: 1px solid var(--border_color);
}

.book-summary-detail__back-btn {
    display: inline-block;
    text-decoration: none;
    padding: 0.5em 1em;
    font-size: 0.9em;
}

.book-summary-detail__back-btn i {
    margin-right: 0.3em;
}

/* --- Chapter Cards --- */
.book-summary-detail__chapter {
    background-color: var(--callout_fieldset_background);
    border: 1px solid var(--callout_fieldset_border);
    border-radius: 8px;
    padding: 1em 1.25em;
    margin-bottom: 1em;
}

.book-summary-detail__chapter-heading {
    font-size: 1.2em;
    color: var(--accent_color);
    margin-bottom: 0.4em;
    border-bottom: 1px solid var(--callout_fieldset_border);
    padding-bottom: 0.3em;
}

.book-summary-detail__author {
    font-size: 0.9em;
    color: var(--text_subdued);
    margin-bottom: 0.5em;
}

.book-summary-detail__summary {
    font-size: 0.95em;
    line-height: 1.6;
}

.book-summary-detail__summary-line {
    display: block;
    margin-top: 0.4em;
}

.book-summary-detail__summary-line:first-child {
    margin-top: 0.25em;
}

/* --- Verse Reference Numbers (clickable) --- */
.book-summary-detail__verse-ref {
    color: var(--accent_color_light);
    font-weight: 600;
    cursor: pointer;
    padding: 0 0.15em;
    border-radius: 3px;
    transition: background-color 0.15s;
}

.book-summary-detail__verse-ref:hover {
    background-color: rgba(111, 139, 166, 0.15);
    text-decoration: underline;
}

/* --- Verse Navigation Popup --- */
.book-summary-detail__popup {
    background-color: var(--secondary_background_color);
    border: 1px solid var(--border_color);
    border-radius: 8px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
    padding: 0.5em 0;
    min-width: 200px;
    z-index: 9999;
}

.book-summary-detail__popup-header {
    padding: 0.5em 1em;
    border-bottom: 1px solid var(--border_color);
}

.book-summary-detail__popup-ref {
    font-weight: 700;
    color: var(--accent_bold);
    font-size: 0.95em;
}

.book-summary-detail__popup-option {
    display: block;
    width: 100%;
    text-align: left;
    background: none;
    border: none;
    padding: 0.6em 1em;
    font-size: 0.9em;
    color: var(--text_on_accent);
    cursor: pointer;
    transition: background-color 0.15s;
}

.book-summary-detail__popup-option:hover {
    background-color: var(--accent_color);
}

.book-summary-detail__popup-option i {
    width: 1.3em;
    text-align: center;
    margin-right: 0.5em;
}

/* --- Responsive --- */
@media (max-width: 600px) {
    .book-summary-page,
    .book-summary-detail {
        padding: 0.75em 1em;
        margin-top: var(--menu-bar-height);
    }

    .book-summary-page__title,
    .book-summary-detail__title {
        font-size: 1.4em;
    }

    .book-summary-page__dive-btn {
        font-size: 0.85em;
        padding: 0.6em 0.9em;
    }
}