/* =========================================================
   AJAMBARY THEME FLIPBOOK & PDF VIEWER
   Matches Ajambary Corporate Identity:
   Primary Teal: #1bb3a9 | Deep Navy: #1a1a2e | Light Gray: #f8f9fc
========================================================= */

/* Modal Backdrop */
.ajm-flipbook-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(15, 23, 42, 0.70);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 999999;
    display: none;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.25s ease-out;
}

.ajm-flipbook-modal.active {
    display: flex;
    opacity: 1;
}

/* Modal Window */
.ajm-flipbook-dialog {
    width: 95vw;
    max-width: 1400px;
    height: 92vh;
    max-height: 900px;
    background: #ffffff;
    border-radius: 14px;
    box-shadow: 0 25px 60px rgba(15, 23, 42, 0.35), 0 0 0 1px rgba(0, 0, 0, 0.06);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    position: relative;
    transform: scale(0.97) translateY(8px);
    transition: transform 0.25s ease-out;
}

.ajm-flipbook-modal.active .ajm-flipbook-dialog {
    transform: scale(1) translateY(0);
}

/* Fullscreen Mode */
.ajm-flipbook-dialog.is-fullscreen {
    width: 100vw !important;
    max-width: 100vw !important;
    height: 100vh !important;
    max-height: 100vh !important;
    border-radius: 0 !important;
}

/* Header Bar (Ajambary Corporate Header) */
.ajm-flipbook-header {
    background: #ffffff;
    border-bottom: 1px solid #eef2f6;
    padding: 10px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    min-height: 60px;
    z-index: 10;
}

.ajm-flipbook-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 220px;
    max-width: 35%;
}

.ajm-flipbook-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(27, 179, 169, 0.10);
    color: #1bb3a9;
    border: 1px solid rgba(27, 179, 169, 0.25);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    padding: 4px 10px;
    border-radius: 20px;
    white-space: nowrap;
}

.ajm-badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #1bb3a9;
}

.ajm-flipbook-title {
    font-size: 15px;
    font-weight: 700;
    color: #1a1a2e;
    margin: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Toolbar Controls */
.ajm-flipbook-controls {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.ajm-fb-btn-group {
    display: inline-flex;
    align-items: center;
    background: #f4f6fa;
    border: 1px solid #e5e9f0;
    border-radius: 8px;
    padding: 3px;
    gap: 2px;
}

.ajm-fb-btn {
    background: transparent;
    border: none;
    color: #4b5563;
    padding: 6px 12px;
    font-size: 13px;
    font-weight: 600;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    line-height: 1;
}

.ajm-fb-btn i {
    font-size: 12px;
}

.ajm-fb-btn:hover {
    color: #1bb3a9;
    background: rgba(27, 179, 169, 0.08);
}

.ajm-fb-btn.active {
    background: #1bb3a9;
    color: #ffffff !important;
    box-shadow: 0 2px 6px rgba(27, 179, 169, 0.28);
}

.ajm-fb-icon-btn {
    padding: 6px 10px;
}

.ajm-fb-label {
    cursor: default !important;
    color: #1a1a2e;
    font-weight: 600;
}

.ajm-fb-sound-btn {
    background: #f4f6fa;
    border: 1px solid #e5e9f0;
    padding: 7px 11px;
    border-radius: 8px;
    color: #4b5563;
}

.ajm-fb-sound-btn.active {
    background: rgba(27, 179, 169, 0.12);
    border-color: rgba(27, 179, 169, 0.3);
    color: #1bb3a9 !important;
    box-shadow: none;
}

/* Actions Right */
.ajm-flipbook-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.ajm-fb-select {
    background: #ffffff;
    color: #1a1a2e;
    border: 1.5px solid #e2e8f0;
    border-radius: 8px;
    padding: 7px 12px;
    font-size: 13px;
    font-weight: 500;
    outline: none;
    cursor: pointer;
    max-width: 190px;
    transition: border-color 0.2s;
}

.ajm-fb-select:focus {
    border-color: #1bb3a9;
}

.ajm-fb-action-btn {
    background: #f4f6fa;
    border: 1px solid #e2e8f0;
    color: #4b5563;
    width: 36px;
    height: 36px;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    transition: all 0.2s;
}

.ajm-fb-action-btn:hover {
    background: #1bb3a9;
    color: #ffffff;
    border-color: #1bb3a9;
}

.ajm-fb-close-btn {
    background: #fef2f2;
    border: 1px solid #fee2e2;
    color: #ef4444;
    width: 36px;
    height: 36px;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    font-weight: 700;
    transition: all 0.2s;
}

.ajm-fb-close-btn:hover {
    background: #ef4444;
    color: #ffffff;
    border-color: #ef4444;
}

/* Reading Stage (Clean Professional PDF/Document Workspace) */
.ajm-flipbook-stage {
    flex: 1;
    position: relative;
    background: #edf1f7;
    background-image: 
        radial-gradient(rgba(26, 33, 56, 0.05) 1px, transparent 0);
    background-size: 20px 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px 24px;
    overflow: hidden;
    user-select: none;
}

/* The Book Frame */
.ajm-flipbook-book-frame {
    width: 100%;
    height: 100%;
    max-width: 1200px;
    position: relative;
    border-radius: 10px;
    overflow: hidden;
    display: flex;
    align-items: stretch;
    box-shadow: 
        0 14px 38px rgba(15, 23, 42, 0.12),
        0 3px 8px rgba(15, 23, 42, 0.06),
        0 0 0 1px rgba(0, 0, 0, 0.06);
    background: #ffffff;
    transition: background 0.3s, box-shadow 0.3s;
}

.ajm-flipbook-book-frame.theme-light {
    background: #ffffff;
}

.ajm-flipbook-book-frame.theme-sepia {
    background: #faf6ec;
}

.ajm-flipbook-book-frame.theme-dark {
    background: #1e2230;
    box-shadow: 0 14px 40px rgba(0, 0, 0, 0.4);
}

/* Center Spine Crease for 2-page Spread */
.ajm-flipbook-spine-crease {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 36px;
    transform: translateX(-50%);
    pointer-events: none;
    z-index: 5;
    background: linear-gradient(
        to right,
        rgba(0, 0, 0, 0) 0%,
        rgba(0, 0, 0, 0.02) 30%,
        rgba(0, 0, 0, 0.10) 50%,
        rgba(0, 0, 0, 0.02) 70%,
        rgba(0, 0, 0, 0) 100%
    );
    opacity: 0.9;
}

.ajm-flipbook-book-frame.single-page .ajm-flipbook-spine-crease {
    display: none;
}

/* epub viewer container */
#ajm-epub-viewer {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
}

#ajm-epub-viewer iframe {
    border: none !important;
}

/* Nav Chevrons (Clean Floating White Circles) */
.ajm-fb-nav-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: #ffffff;
    border: 1.5px solid #e2e8f0;
    color: #1a1a2e;
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 20;
    transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 4px 14px rgba(15, 23, 42, 0.10);
}

.ajm-fb-nav-arrow:hover {
    background: #1bb3a9;
    border-color: #1bb3a9;
    color: #ffffff;
    transform: translateY(-50%) scale(1.08);
    box-shadow: 0 6px 18px rgba(27, 179, 169, 0.35);
}

.ajm-fb-nav-arrow.prev {
    left: 20px;
}

.ajm-fb-nav-arrow.next {
    right: 20px;
}

/* Clickzones */
.ajm-fb-clickzone {
    position: absolute;
    top: 0;
    bottom: 0;
    width: 10%;
    min-width: 60px;
    z-index: 4;
    cursor: pointer;
}

.ajm-fb-clickzone.prev { left: 0; }
.ajm-fb-clickzone.next { right: 0; }

/* Loader */
.ajm-flipbook-loader {
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.94);
    backdrop-filter: blur(4px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 50;
    transition: opacity 0.3s;
}

.ajm-flipbook-loader.hidden {
    opacity: 0;
    pointer-events: none;
    visibility: hidden;
}

.ajm-fb-spinner-ring {
    width: 44px;
    height: 44px;
    border: 3.5px solid rgba(27, 179, 169, 0.2);
    border-top-color: #1bb3a9;
    border-radius: 50%;
    animation: ajmSpin 0.9s linear infinite;
    margin-bottom: 16px;
}

@keyframes ajmSpin {
    to { transform: rotate(360deg); }
}

.ajm-fb-loader-text {
    color: #1a1a2e;
    font-size: 15px;
    font-weight: 700;
    margin: 0;
}

.ajm-fb-loader-sub {
    color: #64748b;
    font-size: 12px;
    margin-top: 4px;
}

/* Subtle Page Turn Animation */
.ajm-flipbook-book-frame.turning-next {
    animation: ajmPageTurnNext 0.28s ease-out;
}

.ajm-flipbook-book-frame.turning-prev {
    animation: ajmPageTurnPrev 0.28s ease-out;
}

@keyframes ajmPageTurnNext {
    0% { opacity: 0.9; transform: scale(0.998); }
    100% { opacity: 1; transform: scale(1); }
}

@keyframes ajmPageTurnPrev {
    0% { opacity: 0.9; transform: scale(0.998); }
    100% { opacity: 1; transform: scale(1); }
}

/* Footer Toolbar (Corporate Light Style) */
.ajm-flipbook-footer {
    background: #ffffff;
    border-top: 1px solid #eef2f6;
    padding: 10px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    min-height: 56px;
    z-index: 10;
}

.ajm-fb-btn-nav {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    line-height: 1;
}

.ajm-fb-btn-nav.prev {
    background: #ffffff;
    border: 1.5px solid #e2e8f0;
    color: #1a1a2e;
    padding: 9px 18px;
}

.ajm-fb-btn-nav.prev:hover {
    border-color: #1bb3a9;
    color: #1bb3a9;
    background: rgba(27, 179, 169, 0.05);
}

.ajm-fb-btn-nav.next {
    background: #1bb3a9;
    border: 1.5px solid #1bb3a9;
    color: #ffffff;
    padding: 9px 20px;
    box-shadow: 0 2px 8px rgba(27, 179, 169, 0.25);
}

.ajm-fb-btn-nav.next:hover {
    background: #159e95;
    border-color: #159e95;
    box-shadow: 0 4px 12px rgba(27, 179, 169, 0.35);
}

.ajm-fb-progress-wrap {
    flex: 1;
    max-width: 480px;
    display: flex;
    align-items: center;
    gap: 14px;
}

.ajm-fb-progress-slider {
    flex: 1;
    -webkit-appearance: none;
    appearance: none;
    height: 5px;
    background: #e2e8f0;
    border-radius: 4px;
    outline: none;
    cursor: pointer;
    accent-color: #1bb3a9;
}

.ajm-fb-progress-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: #1bb3a9;
    cursor: pointer;
    box-shadow: 0 1px 4px rgba(27, 179, 169, 0.4);
    transition: transform 0.15s;
}

.ajm-fb-progress-slider::-webkit-slider-thumb:hover {
    transform: scale(1.25);
}

.ajm-fb-page-num {
    display: inline-block;
    background: rgba(27, 179, 169, 0.10);
    color: #1bb3a9;
    border: 1px solid rgba(27, 179, 169, 0.20);
    border-radius: 20px;
    padding: 4px 12px;
    font-size: 12px;
    font-weight: 700;
    white-space: nowrap;
    min-width: 80px;
    text-align: center;
}

.ajm-fb-hint {
    font-size: 12px;
    color: #64748b;
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: 6px;
}

/* Card Button Styling in Books Catalog */
.book-card .card-footer {
    display: flex;
    gap: 8px;
    padding: 14px 18px 18px;
    border-top: 1px solid #f0f2f7;
    margin-top: 14px;
    background: #ffffff;
}

.book-card .btn-read-flipbook {
    flex: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    background: #1bb3a9;
    color: #ffffff !important;
    border: 1.5px solid #1bb3a9;
    border-radius: 8px;
    padding: 10px 16px;
    font-size: 13.5px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 2px 8px rgba(27, 179, 169, 0.20);
}

.book-card .btn-read-flipbook:hover {
    background: #159e95;
    border-color: #159e95;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(27, 179, 169, 0.30);
}

.book-card .btn-book-details {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #ffffff;
    color: #1a1a2e !important;
    border: 1.5px solid #e2e8f0;
    border-radius: 8px;
    padding: 10px 14px;
    font-size: 13.5px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s;
    white-space: nowrap;
}

.book-card .btn-book-details:hover {
    border-color: #1bb3a9;
    color: #1bb3a9 !important;
    background: rgba(27, 179, 169, 0.04);
}

/* Single Book Page Banner */
.ajm-single-flipbook-hero {
    background: #ffffff;
    border: 1px solid #e5e9f0;
    border-radius: 14px;
    overflow: hidden;
    margin-bottom: 24px;
    box-shadow: 0 4px 18px rgba(0, 0, 0, 0.05);
}

.ajm-single-flipbook-bar {
    background: #ffffff;
    padding: 14px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    border-bottom: 1px solid #eef2f6;
}

.ajm-single-flipbook-bar h4 {
    margin: 0;
    font-size: 16px;
    font-weight: 700;
    color: #1a1a2e;
    display: flex;
    align-items: center;
    gap: 8px;
}

.ajm-single-flipbook-actions {
    display: flex;
    gap: 10px;
}

.ajm-btn-launch-modal {
    background: #1bb3a9;
    color: #ffffff !important;
    border: none;
    border-radius: 8px;
    padding: 9px 18px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    transition: all 0.2s;
    box-shadow: 0 2px 8px rgba(27, 179, 169, 0.25);
}

.ajm-btn-launch-modal:hover {
    background: #159e95;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(27, 179, 169, 0.35);
}

.ajm-single-flipbook-embed {
    height: 480px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: #f8fafc;
    padding: 24px;
}

/* PDF Embedded Viewer */
.ajm-pdf-viewer-frame {
    width: 100%;
    height: 100%;
    border: none;
    background: #ffffff;
}

/* Responsive adjustments */
@media (max-width: 991px) {
    .ajm-flipbook-spine-crease {
        display: none !important;
    }
    .ajm-flipbook-header {
        padding: 8px 14px;
    }
    .ajm-flipbook-meta {
        max-width: 100%;
        order: 1;
        width: 100%;
        margin-bottom: 4px;
    }
    .ajm-flipbook-controls {
        order: 2;
    }
    .ajm-flipbook-actions {
        order: 3;
    }
    .ajm-fb-hint {
        display: none;
    }
    .ajm-fb-nav-arrow {
        width: 38px;
        height: 38px;
        font-size: 14px;
    }
    .ajm-fb-nav-arrow.prev { left: 10px; }
    .ajm-fb-nav-arrow.next { right: 10px; }
}

@media (max-width: 600px) {
    .ajm-flipbook-dialog {
        width: 100vw;
        height: 100vh;
        border-radius: 0;
    }
    .ajm-flipbook-stage {
        padding: 10px;
    }
    .ajm-flipbook-footer {
        padding: 8px 12px;
    }
    .ajm-fb-btn-group span {
        display: none;
    }
    .ajm-fb-btn-nav span {
        display: none;
    }
}