/* ============================================
   Magazine Premium Styles - Fully Responsive
   ============================================ */
:root {
    --mag-maroon: #5d001e;
    --mag-maroon-dk: #3a0012;
    --mag-gold: #c5a059;
    --mag-gold-light: #e6c891;
    --mag-paper: #f9f7f2;
    --mag-text: #2c3e50;
    --mag-shadow: rgba(0, 0, 0, 0.5);
    --header-height: 90px;
    --page-padding: 4rem;
    --toc-padding: 2rem;
    --toc-item-padding: 15px 0;
}

@media (max-width: 640px) {
    :root {
        --page-padding: 1.5rem;
        --toc-padding: 1.5rem;
        --toc-item-padding: 10px 0;
    }
}

/* ── Reset ─────────────────────────────────────────────────── */
*,
*::before,
*::after {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0;
    background: #111;
    font-family: 'Playfair Display', serif;
    overflow: hidden;
    height: 100vh;
    display: flex;
    flex-direction: column;
}

#book-wrapper {
    flex: 1;
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
}

#book {
    width: 100%;
    height: 100%;
}

.btn-nav {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white;
    padding: 0.5rem 1.2rem;
    cursor: pointer;
    transition: all 0.3s;
    border-radius: 6px;
    font-family: 'Inter', sans-serif;
    font-size: 0.85rem;
    font-weight: 600;
    white-space: nowrap;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.btn-nav:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(216, 0, 6, 0.3);
}

.btn-nav i {
    font-size: 0.8rem;
}

.nav-controls {
    display: flex;
    gap: .75rem;
    align-items: center;
}

.btn-nav {
    background: transparent;
    border: 1px solid var(--mag-gold);
    color: var(--mag-gold);
    padding: .45rem 1rem;
    cursor: pointer;
    transition: all .25s;
    border-radius: 4px;
    font-family: 'Inter', sans-serif;
    font-size: .875rem;
    white-space: nowrap;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: .35rem;
}

.btn-nav:hover {
    background: var(--mag-gold);
    color: #000;
    box-shadow: 0 0 12px rgba(197, 160, 89, .4);
}

/* ── Book Wrapper ──────────────────────────────────────────── */
#book-wrapper {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 10px;
    overflow: hidden;
}

.magazine-container {
    box-shadow: 0 20px 60px var(--mag-shadow);
}

.stf__parent {
    margin: 0 auto !important;
}

/* ── Generic Page Base ─────────────────────────────────────── */
.page {
    background: var(--mag-paper);
    box-sizing: border-box;
    overflow: hidden;
    position: relative;
    user-select: none;
    padding: 0;
}

/* ── Realistic Spine Shadows ── */
.stf__item.--left .page {
    box-shadow: inset -25px 0 40px -20px rgba(0, 0, 0, 0.4);
}

.stf__item.--right .page {
    box-shadow: inset 25px 0 40px -20px rgba(0, 0, 0, 0.4);
}

.page.full-bleed {
    background: #fff;
}

/* ── Loader ────────────────────────────────────────────────── */
#loader {
    position: fixed;
    inset: 0;
    background: linear-gradient(135deg, #050410 0%, #121029 40%, #d80006 100%);
    z-index: 2000;
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--mag-gold);
}

#loader::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url('../images/journal-cover-brain.png');
    background-size: cover;
    background-position: center;
    opacity: 0.15;
    mix-blend-mode: screen;
    pointer-events: none;
}

#loader>div {
    position: relative;
    z-index: 1;
}

#progress-container {
    box-shadow: 0 0 20px rgba(197, 160, 89, .25);
    border-radius: 6px;
    overflow: hidden;
}

/* ══════════════════════════════════════════════════════════════
   EDITORIAL PAGE
══════════════════════════════════════════════════════════════ */
.editorial-page {
    display: flex;
    flex-direction: column;
    background: var(--mag-paper);
}

.editorial-header {
    background: linear-gradient(135deg, #050410 0%, #121029 40%, #d80006 100%);
    padding: 1.5rem 1.8rem 1.2rem;
    color: var(--mag-gold-light);
    border-bottom: 3px solid #c5a059;
}

.editorial-journal-name {
    font-family: 'Inter', sans-serif;
    font-size: .65rem;
    letter-spacing: 3px;
    color: #fff;
    margin-bottom: .5rem;
}

.editorial-header h2 {
    font-size: 1.4rem;
    margin: 0;
    font-style: italic;
    color: #fff;
}

.editorial-divider {
    height: 2px;
    background: linear-gradient(to right, var(--mag-gold), transparent);
    margin-top: 1rem;
}

.editorial-body {
    padding: 1.4rem 1.8rem;
    flex: 1;
}

.editorial-role {
    font-family: 'Inter', sans-serif;
    font-size: .65rem;
    letter-spacing: 2px;
    color: var(--mag-gold);
    text-transform: uppercase;
    margin-bottom: .25rem;
}

.editorial-name {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--mag-maroon);
    margin-bottom: .8rem;
}

.editorial-bio {
    font-family: 'Inter', sans-serif;
    font-size: .75rem;
    line-height: 1.7;
    color: #555;
    margin-bottom: 1rem;
}

.editorial-divider-sm {
    height: 1px;
    background: var(--mag-gold);
    opacity: .35;
    margin: .8rem 0;
}

.editorial-mission {
    font-family: 'Inter', sans-serif;
    font-size: .72rem;
    line-height: 1.6;
    color: var(--mag-text);
    background: rgba(197, 160, 89, .08);
    border-left: 3px solid var(--mag-gold);
    padding: .7rem 1rem;
    border-radius: 0 4px 4px 0;
}

/* ══════════════════════════════════════════════════════════════
   TABLE OF CONTENTS PAGE
══════════════════════════════════════════════════════════════ */
.toc-page {
    display: flex;
    flex-direction: column;
    background: var(--mag-paper);
}

/* TOC Header */
.toc-header {
    background: linear-gradient(135deg, var(--mag-maroon-dk) 0%, var(--mag-maroon) 100%);
    padding: 1.4rem 1.6rem 1rem;
    text-align: center;
}

.toc-header-decoration {
    display: flex;
    align-items: center;
    gap: .8rem;
    justify-content: center;
    margin-bottom: .5rem;
}

.toc-gold-line {
    flex: 1;
    height: 1px;
    background: var(--mag-gold);
    opacity: .7;
}

.toc-header-text {
    font-family: 'Inter', sans-serif;
    font-size: .6rem;
    letter-spacing: 4px;
    color: var(--mag-gold-light);
    white-space: nowrap;
}

.toc-journal-meta {
    font-family: 'Inter', sans-serif;
    font-size: .55rem;
    letter-spacing: 2px;
    color: rgba(230, 200, 145, .6);
}

/* TOC List */
.toc-list {
    list-style: none;
    margin: 0;
    padding: .8rem 1.2rem;
    flex: 1;
    overflow: hidden;
}

.toc-item {
    display: flex;
    align-items: flex-start;
    gap: .5rem;
    padding: .55rem 0;
    border-bottom: 1px solid rgba(197, 160, 89, .15);
    cursor: pointer;
    transition: background .2s;
    border-radius: 4px;
}

.toc-item:last-child {
    border-bottom: none;
}

.toc-item:hover {
    background: rgba(197, 160, 89, .07);
    padding-left: .3rem;
}

.toc-num {
    font-family: 'Inter', sans-serif;
    font-size: .65rem;
    font-weight: 700;
    color: var(--mag-gold);
    min-width: 22px;
    line-height: 1.3;
    padding-top: .05rem;
}

.toc-info {
    flex: 1;
    min-width: 0;
}

.toc-item-title {
    font-size: .72rem;
    font-weight: 700;
    color: var(--mag-maroon);
    line-height: 1.3;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.toc-item-authors {
    font-family: 'Inter', sans-serif;
    font-size: .58rem;
    color: #888;
    font-style: italic;
    margin-top: .1rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.toc-dots-line {
    flex: 1;
    border-bottom: 1px dotted rgba(197, 160, 89, .5);
    margin-bottom: 4px;
    min-width: 10px;
}

.toc-page-num {
    font-family: 'Inter', sans-serif;
    font-size: .65rem;
    font-weight: 700;
    color: var(--mag-maroon);
    min-width: 16px;
    text-align: right;
}

/* ══════════════════════════════════════════════════════════════
   LEFT PAGE — PAPER VISUAL
══════════════════════════════════════════════════════════════ */
.paper-visual-page {
    display: flex;
    flex-direction: column;
    background: #1a1a1a;
}

.visual-image-area {
    flex: 1;
    position: relative;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    min-height: 0;
}

.visual-image-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom,
            rgba(0, 0, 0, 0) 30%,
            rgba(0, 0, 0, 0.7) 100%);
}

/* Fallback when no thumbnail */
.visual-fallback-logo {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: .5rem;
    z-index: 1;
}

.visual-fallback-esj {
    font-size: 3rem;
    font-weight: 700;
    color: var(--mag-gold);
    letter-spacing: 4px;
    opacity: .4;
}

.visual-fallback-name {
    font-family: 'Inter', sans-serif;
    font-size: .55rem;
    letter-spacing: 3px;
    color: var(--mag-gold-light);
    opacity: .4;
}

/* Bottom info bar */
.visual-info-bar {
    background: linear-gradient(135deg, var(--mag-maroon-dk), var(--mag-maroon));
    padding: .9rem 1.1rem .7rem;
    flex-shrink: 0;
}

.visual-type-badge {
    font-family: 'Inter', sans-serif;
    font-size: .5rem;
    letter-spacing: 2px;
    color: var(--mag-gold);
    border: 1px solid rgba(197, 160, 89, .4);
    display: inline-block;
    padding: .15rem .5rem;
    border-radius: 2px;
    margin-bottom: .5rem;
}

.visual-title {
    font-size: .82rem;
    color: #fff;
    margin: 0 0 .35rem;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.visual-authors {
    font-family: 'Inter', sans-serif;
    font-size: .6rem;
    color: var(--mag-gold-light);
    opacity: .85;
    margin: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.visual-page-number {
    font-family: 'Inter', sans-serif;
    font-size: .55rem;
    color: rgba(197, 160, 89, .5);
    margin-top: .4rem;
    text-align: right;
    letter-spacing: 1px;
}

/* ══════════════════════════════════════════════════════════════
   RIGHT PAGE — ABSTRACT
══════════════════════════════════════════════════════════════ */
.paper-abstract-page {
    display: flex;
    flex-direction: column;
    background: var(--mag-paper);
}

.abstract-header-stripe {
    background: linear-gradient(135deg, var(--mag-maroon-dk), var(--mag-maroon));
    padding: .5rem 1.2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-shrink: 0;
}

.abstract-header-journal {
    font-family: 'Inter', sans-serif;
    font-size: .55rem;
    letter-spacing: 2px;
    color: var(--mag-gold-light);
}

.abstract-header-issue {
    font-family: 'Inter', sans-serif;
    font-size: .55rem;
    color: rgba(230, 200, 145, .6);
}

.abstract-content {
    flex: 1;
    padding: .9rem 1.2rem;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    min-height: 0;
}

.abstract-type-tag {
    font-family: 'Inter', sans-serif;
    font-size: .5rem;
    letter-spacing: 2px;
    color: var(--mag-gold);
    border-bottom: 1px solid rgba(197, 160, 89, .3);
    padding-bottom: .3rem;
    margin-bottom: .5rem;
}

.abstract-title {
    font-size: .85rem;
    color: var(--mag-maroon);
    margin: 0 0 .3rem;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.abstract-authors {
    font-family: 'Inter', sans-serif;
    font-size: .62rem;
    font-style: italic;
    color: #777;
    margin: 0 0 .6rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.abstract-divider {
    display: flex;
    align-items: center;
    gap: .5rem;
    margin-bottom: .6rem;
}

.abstract-divider::before,
.abstract-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: linear-gradient(to right, transparent, rgba(197, 160, 89, .5), transparent);
}

.abstract-divider-center {
    color: var(--mag-gold);
    font-size: .6rem;
}

.abstract-label {
    font-family: 'Inter', sans-serif;
    font-size: .58rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--mag-maroon);
    margin: 0 0 .35rem;
    font-weight: 700;
}

.abstract-text-container {
    flex: 1;
    overflow: hidden;
    position: relative;
    min-height: 0;
}

.abstract-text-container::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 40px;
    background: linear-gradient(to bottom, transparent, var(--mag-paper));
    pointer-events: none;
}

.abstract-text {
    font-family: 'Inter', sans-serif;
    font-size: .68rem;
    line-height: 1.75;
    color: var(--mag-text);
    text-align: justify;
    margin: 0;
    hyphens: auto;
}

.btn-read-full {
    display: inline-flex;
    align-items: center;
    gap: .3rem;
    background: var(--mag-maroon);
    color: #fff;
    text-decoration: none;
    padding: .4rem .9rem;
    border-radius: 3px;
    font-family: 'Inter', sans-serif;
    font-size: .6rem;
    letter-spacing: .5px;
    margin-top: .5rem;
    align-self: flex-start;
    transition: transform .2s, box-shadow .2s;
    flex-shrink: 0;
}

.btn-read-full:hover {
    transform: scale(1.04);
    box-shadow: 0 3px 10px rgba(93, 0, 30, .35);
}

.btn-read-full span {
    font-size: .8rem;
}

.abstract-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: .35rem 1.2rem;
    border-top: 1px solid rgba(197, 160, 89, .2);
    background: rgba(197, 160, 89, .04);
    flex-shrink: 0;
}

.abstract-footer-journal {
    font-family: 'Inter', sans-serif;
    font-size: .55rem;
    letter-spacing: 2px;
    color: var(--mag-gold);
    opacity: .7;
}

.abstract-footer-page {
    font-family: 'Inter', sans-serif;
    font-size: .6rem;
    color: #aaa;
}

/* ── Generic page footer (TOC, editorial) ──────────────────── */
.page-footer {
    position: absolute;
    bottom: 10px;
    left: 0;
    right: 0;
    text-align: center;
    font-size: .7rem;
    color: #bbb;
    font-family: 'Inter', sans-serif;
    pointer-events: none;
}

/* ── PDF Render Pages ─────────────────────────────────────── */
.pdf-render-page {
    background: #fff !important;
}

.pdf-canvas-wrapper {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    /* margin inside the page */
    background: #fff;
}

.pdf-canvas-wrapper canvas {
    max-width: 100%;
    max-height: 100%;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    object-fit: contain;
}

/* ── Canvas pages ─────────────────────────────────────────── */
.page canvas {
    display: block;
    margin: 0 auto;
}

/* ── CRITICAL FIX: Visibility & Contrast Rules ──────────────── */
.docx-page,
.spread-left,
.spread-right,
.abstract-page,
.toc-page,
.editorial-page {
    background-color: #ffffff !important;
    /* Force solid white background */
}

/* Force Dark Text Everywhere in Content */
.docx-page p,
.docx-page span,
.docx-page td,
.docx-page th,
.docx-page div,
.docx-page li,
.spread-right p,
.spread-right div,
.spread-right span,
.editorial-page p,
.editorial-page div,
.toc-item div {
    color: #000000 !important;
    /* Pure Black */
    opacity: 1 !important;
    /* No transparency */
    font-size: 11pt !important;
    /* Minimum 11pt */
    line-height: 1.6 !important;
    visibility: visible !important;
}

/* Headers Visibility */
.docx-page h1,
.docx-page h2,
.docx-page h3,
.docx-page h4,
.spread-left h1,
.spread-right h2 {
    color: #000000 !important;
    opacity: 1 !important;
    font-weight: 900 !important;
}

.docx-page h1,
.spread-left h1 {
    font-size: 2.2rem !important;
}

.docx-page h2,
.spread-right h2 {
    font-size: 1.5rem !important;
}

.docx-page h3,
.docx-page h4 {
    font-size: 1.1rem !important;
}

/* Table Critical Rules */
.docx-page table {
    width: 100% !important;
    background-color: #ffffff !important;
    border-collapse: collapse !important;
    border: 2px solid #000000 !important;
    /* Heavy border for clarity */
    margin: 1.5rem 0 !important;
    table-layout: auto !important;
}

.docx-page td,
.docx-page th {
    border: 1px solid #222 !important;
    padding: 12px !important;
    color: #000000 !important;
    opacity: 1 !important;
    background-color: #ffffff !important;
    font-size: 10.5pt !important;
}

.docx-page th {
    background-color: #f2f2f2 !important;
    font-weight: 800 !important;
}

/* Image Captions & Alt */
.docx-page img {
    max-width: 100% !important;
    border: 1px solid #eee !important;
    margin: 1.5rem auto !important;
    display: block !important;
}

.docx-content-page-inner table th {
    background: #f8f8f8;
    font-weight: 700;
    text-align: left;
}

/* Ensure dark backgrounds from Word have light text */
.docx-content-page-inner td[style*="background-color"],
.docx-content-page-inner th[style*="background-color"] {
    color: inherit;
    /* Let browser handle contrast or force white if dark */
}

.docx-content-page-inner h1,
.docx-content-page-inner h2 {
    color: var(--mag-maroon);
    font-family: 'Playfair Display', serif;
    margin-top: 0.5rem;
    margin-bottom: 1.2rem;
    line-height: 1.2;
    font-weight: 700;
    text-align: center;
    border-bottom: 1px solid var(--mag-gold);
    padding-bottom: 0.8rem;
}

.docx-content-page-inner h3,
.docx-content-page-inner h4 {
    color: #1a4b84;
    font-family: 'Playfair Display', serif;
    margin-top: 1.5rem;
    margin-bottom: 0.8rem;
    line-height: 1.3;
    font-weight: 600;
}

/* ── Research Text Page (Hardcoded Fallback) ─────────────────── */
.research-text-page {
    background: var(--mag-paper);
    display: flex;
    flex-direction: column;
}

.research-text-content {
    padding: 2.5rem;
    flex: 1;
    overflow: hidden;
    background: #fff;
    font-family: 'Inter', sans-serif;
    color: #444;
    line-height: 1.8;
    text-align: justify;
}

.research-text-content h4 {
    font-family: 'Playfair Display', serif;
    font-size: 1.2rem;
    color: var(--mag-maroon);
    margin-top: 0;
    margin-bottom: 1.2rem;
    border-bottom: 2px solid var(--mag-gold);
    padding-bottom: 0.5rem;
    display: inline-block;
}

.research-text-content p {
    margin-bottom: 1.5rem;
    font-size: 0.92rem;
}

.research-text-content .references {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px dashed #ccc;
    font-size: 0.85rem;
    color: #666;
}

.research-text-content .references h4 {
    font-size: 1rem;
    border-bottom: none;
    margin-bottom: 0.5rem;
}

@media (max-width: 900px) {
    .magazine-header {
        padding: 0 1rem;
    }

    .btn-nav {
        padding: .4rem .7rem;
        font-size: .8rem;
    }
}

@media (max-width: 600px) {
    :root {
        --header-height: 55px;
    }

    .logo-link img {
        height: 34px;
    }

    .nav-controls {
        gap: .4rem;
    }

    .btn-nav {
        padding: .35rem .5rem;
        font-size: .75rem;
    }

    .abstract-text {
        font-size: .65rem;
    }

    .visual-title {
        font-size: .78rem;
    }
}