/* ===========================
   JNRD JOURNAL — MAIN STYLES
   =========================== */

:root {
    --black:   #ffffff;
    --dark:    #f2f5fa;
    --white:   #1a1a2e;
    --cream:   #e8eef6;
    --accent:  #063970;
    --accent2: #063970;
    --muted:   #575757;
    --border:  rgba(6,57,112,0.15);
    --hover:   #063970;
    --title-color: #1a1a2e;
    --header-bg: rgba(255,255,255,0.97);
    --hero-bg: #e8eef6;
    --orbit:   #063970;
    --electron: #4a7c9e;
    --electron2: #063970;
    --core:    #063970;
    --article-hero: #063970;
    --article-hero-end: #f2f5fa;
    --font-serif: 'Playfair Display', Georgia, serif;
    --font-sans:  'DM Sans', system-ui, sans-serif;
    --font-mono:  'DM Mono', monospace;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    background: var(--black);
    color: var(--white);
    font-family: var(--font-sans);
    font-weight: 400;
    line-height: 1.6;
    overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }

/* ===========================
   HEADER
   =========================== */

.site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 999;
    padding: 1.4rem 3rem;
    display: flex;
    align-items: center;
    border-bottom: 1px solid var(--border);
    background: var(--header-bg, rgba(255,255,255,0.97));
    backdrop-filter: blur(12px);
    transition: padding 0.3s;
    box-shadow: 0 1px 12px rgba(6,57,112,0.07);
}

.site-header.scrolled { padding: 1rem 3rem; }

.header-inner {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo a { display: flex; align-items: center; gap: 0.8rem; text-decoration: none; }

/* Logo imagine */
.logo a img,
.custom-logo {
    max-height: 48px;
    width: auto;
    display: block;
}

/* Logo text fallback */
.logo-mark {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 900;
    color: var(--accent);
    letter-spacing: -1px;
    line-height: 1;
}

.logo-text {
    font-family: var(--font-mono);
    font-size: 0.58rem;
    letter-spacing: 0.15em;
    color: var(--muted);
    text-transform: uppercase;
    line-height: 1.5;
}

.main-nav { display: flex; gap: 2.2rem; align-items: center; }

.main-nav a {
    color: #575757;
    font-size: 0.75rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    font-weight: 500;
    transition: color 0.2s;
}

.main-nav a:hover,
.main-nav a.active { color: var(--hover, var(--accent)); }

.main-nav .nav-cta {
    border: 1px solid var(--accent);
    color: var(--accent);
    padding: 0.45rem 1.1rem;
    transition: background 0.2s, color 0.2s;
}

.main-nav .nav-cta:hover {
    background: var(--accent);
    color: #ffffff;
}

/* Dropdown */
.main-nav .nav-item-has-dropdown { position: relative; }
.main-nav .nav-dropdown {
    display: none;
    position: absolute;
    top: calc(100% + 1rem);
    left: 0;
    background: #ffffff;
    border: 1px solid var(--border);
    box-shadow: 0 8px 24px rgba(6,57,112,0.1);
    min-width: 220px;
    z-index: 999;
    padding: 0.5rem 0;
}
.main-nav .nav-item-has-dropdown:hover .nav-dropdown { display: flex; flex-direction: column; }
.main-nav .nav-dropdown-link {
    padding: 0.6rem 1.2rem;
    white-space: nowrap;
    color: #575757 !important;
    border-bottom: 1px solid var(--border);
}
.main-nav .nav-dropdown-link:last-child { border-bottom: none; }
.main-nav .nav-dropdown-link:hover { color: var(--accent) !important; background: rgba(6,57,112,0.05); }

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.menu-toggle span {
    display: block;
    width: 24px;
    height: 1px;
    background: var(--accent);
    transition: transform 0.3s, opacity 0.3s;
}

/* ===========================
   HERO
   =========================== */

.hero {
    padding-top: 80px;
    background: linear-gradient(180deg, #eef2f8 0%, #ffffff 100%);
    border-bottom: 1px solid var(--border);
}

.hero-inner {
    max-width: 1000px;
    margin: 0 auto;
    padding: 3.5rem 3rem 2rem;
}

.hero-tag {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.2em;
    color: var(--accent);
    text-transform: uppercase;
    margin-bottom: 1.2rem;
    display: flex;
    align-items: center;
    gap: 0.8rem;
    animation: fadeUp 0.8s 0.1s ease both;
}

.hero-tag::before {
    content: '';
    display: inline-block;
    width: 2rem;
    height: 1px;
    background: var(--accent);
}

.hero h1 {
    font-family: var(--font-serif);
    font-size: clamp(2.8rem, 5vw, 5rem);
    font-weight: 900;
    font-style: italic;
    line-height: 1.05;
    letter-spacing: -2px;
    margin-bottom: 1.2rem;
    animation: fadeUp 0.8s 0.25s ease both;
    color: #0d1a2e;
    max-width: 600px;
}

.hero h1 em {
    font-style: italic;
    color: var(--accent);
}

.hero-desc {
    color: var(--muted);
    font-size: 0.95rem;
    line-height: 1.8;
    max-width: 520px;
    margin-bottom: 2rem;
    animation: fadeUp 0.8s 0.4s ease both;
}

.hero-actions {
    display: flex;
    gap: 1.2rem;
    align-items: center;
    animation: fadeUp 0.8s 0.55s ease both;
}

.hero-stats {
    max-width: 1000px;
    margin: 0 auto;
    padding: 1.5rem 3rem 2rem;
    display: flex;
    gap: 3rem;
    border-top: 1px solid var(--border);
    animation: fadeUp 0.8s 0.7s ease both;
}

.stat-num {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--accent);
    line-height: 1;
}

.stat-label {
    font-size: 0.62rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--muted);
    margin-top: 0.3rem;
    font-family: var(--font-mono);
}

/* ===========================
   BUTTONS
   =========================== */

.btn-primary {
    background: var(--accent);
    color: #ffffff;
    padding: 0.85rem 2rem;
    font-size: 0.78rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    font-weight: 500;
    transition: opacity 0.2s, transform 0.2s;
    display: inline-block;
    border: none;
    cursor: pointer;
}

.btn-primary:hover { opacity: 0.85; transform: translateY(-2px); }

.btn-ghost {
    color: var(--muted);
    font-size: 0.78rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: color 0.2s;
}

.btn-ghost:hover { color: var(--hover, var(--accent)); }

.btn-outline {
    display: block;
    border: 1px solid var(--border);
    color: var(--muted);
    padding: 0.75rem 1.2rem;
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    text-align: center;
    transition: border-color 0.2s, color 0.2s;
}

.btn-outline:hover { border-color: var(--hover, var(--accent)); color: var(--hover, var(--accent)); }

/* ===========================
   DIVIDER
   =========================== */

.divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    opacity: 0.3;
}

/* ===========================
   SECTIONS
   =========================== */

.section { padding: 5rem 3rem; }

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 3rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
}

.section-title {
    font-family: var(--font-serif);
    font-size: 2.2rem;
    font-weight: 700;
}

.section-meta {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    color: var(--accent);
    text-transform: uppercase;
}

/* ===========================
   ISSUE GRID
   =========================== */

.issue-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    grid-auto-rows: auto;
    gap: 0;
    background: #ffffff;
    border: 1.5px solid var(--border);
    align-items: start;
}

.issue-card {
    background: #ffffff;
    padding: 1.1rem 1.4rem;
    transition: background 0.3s, box-shadow 0.3s;
    position: relative;
    overflow: hidden;
    border-right: 1.5px solid var(--border);
    border-bottom: 1.5px solid var(--border);
    height: 100%;
    box-sizing: border-box;
}

.issue-card-empty {
    background: #ffffff !important;
    pointer-events: none;
    border-color: transparent !important;
    box-shadow: none !important;
    height: 0 !important;
    padding: 0 !important;
    overflow: hidden !important;
}
.issue-card-empty:hover { background: #ffffff !important; box-shadow: none !important; }
.issue-card-empty::before { display: none !important; }

.issue-card:hover {
    background: #f2f5fa;
    box-shadow: inset 0 0 0 1px var(--accent);
}

.issue-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 3px; height: 0;
    background: var(--hover, var(--accent));
    transition: height 0.4s ease;
}

.issue-card:hover::before { height: 100%; }

/* Cover card spans 2 rows, images fill the space */
.issue-cover-card {
    grid-row: span 2;
    display: flex;
    flex-direction: column;
    padding: 1.6rem 2rem;
    height: auto;
}

.issue-cover-card .cover-images-wrap {
    flex: 1;
    min-height: 300px;
    margin-bottom: 1.2rem;
    display: flex;
    gap: 2px;
    overflow: hidden;
    border: 1px solid var(--border);
}

.issue-cover-card .cover-img-link {
    flex: 1;
    display: block;
    overflow: hidden;
}

.issue-cover-card .cover-img-link img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;
    display: block;
}

.card-num {
    font-family: var(--font-mono);
    font-size: 0.6rem;
    letter-spacing: 0.2em;
    color: var(--accent);
    text-transform: uppercase;
    margin-bottom: 1.2rem;
}

.card-title {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 1rem;
    transition: color 0.2s;
}

.issue-card:hover .card-title { color: var(--hover, var(--accent)); }

.issue-card.featured .card-title { font-size: 1.2rem; }

.card-authors {
    font-size: 0.78rem;
    color: var(--muted);
    margin-bottom: 0.8rem;
}

.card-excerpt {
    font-size: 0.85rem;
    color: var(--muted);
    line-height: 1.7;
    margin-bottom: 2rem;
}

.card-link {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--accent);
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    transition: gap 0.2s, color 0.2s;
}

.card-link::after { content: '→'; }
.card-link:hover { gap: 0.8rem; color: var(--hover, var(--accent)); }

/* ===========================
   ARCHIVE STRIP
   =========================== */

.archive-strip {
    background: #f2f5fa;
    padding: 4rem 3rem;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.archive-title {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    margin-bottom: 2rem;
}

.archive-list {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1.5px;
    background: var(--border);
    margin-bottom: 2rem;
}

.archive-item {
    background: #f2f5fa;
    padding: 1.5rem;
    transition: background 0.2s;
    cursor: pointer;
}

.archive-item:hover { background: #e3ecf7; }

.archive-vol {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 0.3rem;
}

.archive-year {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.15em;
    color: var(--muted);
}

/* ===========================
   ARCHIVE PAGE
   =========================== */

.archive-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5px;
    background: var(--border);
}

.archive-card {
    background: #ffffff;
    padding: 2rem;
    transition: background 0.2s;
    position: relative;
}

.archive-card:hover { background: #f2f5fa; }
.archive-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 2px; height: 0;
    background: var(--accent);
    transition: height 0.3s;
}
.archive-card:hover::before { height: 100%; }

.archive-card-cover {
    margin-bottom: 1rem;
    overflow: hidden;
}
.archive-card-cover img {
    width: 100%;
    height: 160px;
    object-fit: cover;
    display: block;
}

.archive-card-num {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 0.3rem;
}

.archive-card-date {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.15em;
    color: var(--muted);
    margin-bottom: 0.8rem;
}

.archive-card-title {
    font-size: 0.85rem;
    color: var(--muted);
    margin-bottom: 1.2rem;
    line-height: 1.5;
}

/* ===========================
   INFO SECTION
   =========================== */

.info-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5px;
    background: var(--border);
}

.info-panel {
    background: #f2f5fa;
    padding: 4rem 3rem;
}

.info-panel h3 {
    font-family: var(--font-serif);
    font-size: 1.6rem;
    margin-bottom: 1.5rem;
}

.info-panel p {
    font-size: 0.88rem;
    line-height: 1.8;
    color: var(--muted);
    margin-bottom: 1rem;
}

.badge-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1.5rem;
}

.badge {
    border: 1px solid var(--border);
    padding: 0.4rem 0.9rem;
    font-family: var(--font-mono);
    font-size: 0.6rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
}

/* ===========================
   PAGE HEADER
   =========================== */

.page-header {
    padding-top: 120px;
    padding-bottom: 4rem;
    border-bottom: 1px solid var(--border);
    background: linear-gradient(180deg, #e8eef6 0%, #ffffff 100%);
}

.page-header-inner { max-width: 900px; padding: 0 3rem 0 6rem; }

.page-title {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 3.2rem);
    font-weight: 900;
    letter-spacing: -1px;
    line-height: 1.1;
}

.page-body { padding: 4rem 3rem; }

.page-content { max-width: 820px; }

.page-content h2 { font-family: var(--font-serif); font-size: 1.8rem; margin: 2rem 0 1rem; color: #063970; }
.page-content h3 { font-family: var(--font-serif); font-size: 1.3rem; margin: 1.5rem 0 0.8rem; color: #063970; }
.page-content p  { font-size: 0.95rem; line-height: 1.85; color: var(--muted); margin-bottom: 1.2rem; }
.page-content ul, .page-content ol { padding-left: 1.5rem; color: var(--muted); font-size: 0.95rem; line-height: 1.8; margin-bottom: 1.2rem; }
.page-content a  { color: var(--accent); border-bottom: 1px solid transparent; transition: border-color 0.2s; }
.page-content a:hover { border-color: var(--accent); }

.page-content a.btn-download {
    display: inline-block;
    margin: 0.4rem 0 1rem;
    padding: 0.65rem 1.4rem;
    background: var(--accent);
    color: #ffffff;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    border: none;
    font-weight: 700;
    transition: opacity 0.2s;
}
.page-content a.btn-download:hover { opacity: 0.85; border: none; }

/* ===========================
   SINGLE ARTICLE
   =========================== */

.article-header {
    padding-top: 120px;
    padding-bottom: 4rem;
    border-bottom: 1px solid var(--border);
    background: linear-gradient(180deg, var(--article-hero, #0d1520) 0%, var(--article-hero-end, #ffffff) 100%);
}

.article-header-inner { max-width: 900px; padding: 0 3rem 0 6rem; }

.article-meta-top {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
    align-items: center;
}

.article-type {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--accent);
    border: 1px solid var(--border);
    padding: 0.3rem 0.8rem;
}

.article-issue {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--muted);
}

.article-title {
    font-family: var(--font-serif);
    font-size: clamp(1.6rem, 3.2vw, 2.6rem);
    font-weight: 900;
    line-height: 1.2;
    letter-spacing: -0.5px;
    margin-bottom: 1.2rem;
    color: var(--title-color, var(--white));
}

.article-authors {
    font-size: 1rem;
    color: var(--accent);
    margin-bottom: 1rem;
}

.article-details {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.1em;
    color: var(--muted);
}

.article-details a { color: var(--accent); }

.article-body {
    padding: 4rem 3rem;
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: 4rem;
    max-width: 1200px;
}

.article-content { font-size: 0.95rem; line-height: 1.9; color: var(--muted); }
.article-content h2 { font-family: var(--font-serif); font-size: 1.6rem; color: #063970; margin: 2rem 0 1rem; }
.article-content h3 { font-family: var(--font-serif); font-size: 1.2rem; color: #063970; margin: 1.5rem 0 0.8rem; }
.article-content p  { margin-bottom: 1.2rem; }
.article-content table { width: 100%; border-collapse: collapse; margin: 2rem 0; font-size: 0.88rem; }
.article-content th { background: #e8eef6; color: #063970; padding: 0.8rem 1rem; text-align: left; border-bottom: 1px solid var(--border); font-weight: 500; font-size: 0.78rem; letter-spacing: 0.08em; }
.article-content td { padding: 0.8rem 1rem; border-bottom: 1px solid rgba(6,57,112,0.07); color: var(--muted); }
.article-content tr:hover td { background: #f2f5fa; }
.article-content img { max-width: 100%; margin: 2rem 0; border: 1px solid var(--border); }

.article-sidebar {}

.sidebar-box {
    border: 1px solid var(--border);
    background: #f2f5fa;
    padding: 1.8rem;
    margin-bottom: 1.2rem;
}

.sidebar-box h4 {
    font-family: var(--font-mono);
    font-size: 0.6rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 1.5rem;
}

.info-row { margin-bottom: 1.2rem; }
.info-row span { font-family: var(--font-mono); font-size: 0.58rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--muted); display: block; margin-bottom: 0.3rem; }
.info-row p { font-size: 0.82rem; color: #1a1a2e; line-height: 1.4; }
.info-row a { color: var(--accent); font-size: 0.78rem; word-break: break-all; }

/* ===========================
   ISSUE COVERS SECTION
   =========================== */

.issue-covers-section {
    padding: 3rem;
    border-bottom: 1px solid var(--border);
    background: #f2f5fa;
}

.issue-covers-inner {
    display: flex;
    gap: 2rem;
    max-width: 700px;
}

.issue-cover-item {
    flex: 1;
    max-width: 320px;
    border: 1px solid var(--border);
    overflow: hidden;
    transition: border-color 0.3s;
}

.issue-cover-item:hover { border-color: var(--hover, var(--accent)); }

.issue-cover-item img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.4s ease;
}

.issue-cover-item:hover img { transform: scale(1.02); }

/* ===========================
   ARTICLE LIST ITEM (updated)
   =========================== */

.issue-articles-list { display: flex; flex-direction: column; gap: 1.5px; background: var(--border); }

.article-list-item {
    background: #ffffff;
    padding: 1.8rem 2.5rem;
    transition: background 0.2s, box-shadow 0.2s;
    position: relative;
}

.article-list-item:hover {
    background: #f2f5fa;
    box-shadow: inset 0 0 0 1px var(--accent);
}
.article-list-item::before {
    content: '';
    position: absolute;
    left: 0; top: 0;
    width: 3px; height: 0;
    background: var(--hover, var(--accent));
    transition: height 0.3s;
}
.article-list-item:hover::before { height: 100%; }

.article-list-type {
    font-family: var(--font-mono);
    font-size: 0.58rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 0.4rem;
}

.article-list-item h3 {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.6rem;
    line-height: 1.3;
}

.article-list-item h3 a:hover { color: var(--hover, var(--accent)); }

.article-list-meta {
    display: flex;
    gap: 1.5rem;
    align-items: center;
    flex-wrap: wrap;
}

.list-authors {
    font-size: 0.78rem;
    color: var(--muted);
}

.list-pages {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.1em;
    color: var(--muted);
}

.list-pdf-link {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    font-family: var(--font-mono);
    font-size: 0.62rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
    border: 1px solid var(--border);
    padding: 0.25rem 0.6rem;
    transition: border-color 0.2s, background 0.2s;
    margin-left: auto;
}

.list-pdf-link:hover {
    border-color: var(--accent);
    background: rgba(200,169,110,0.08);
}

/* ===========================
   FOOTER
   =========================== */

.site-footer {
    border-top: 1px solid var(--border);
}

.footer-inner {
    padding: 4rem 3rem;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
}

.footer-brand .logo-mark { font-size: 2.5rem; display: block; margin-bottom: 0.5rem; }

.logo-text-sm {
    font-family: var(--font-mono);
    font-size: 0.58rem;
    letter-spacing: 0.15em;
    color: var(--muted);
    text-transform: uppercase;
    line-height: 1.6;
}

.footer-desc {
    font-size: 0.8rem;
    color: var(--muted);
    line-height: 1.7;
    margin-top: 1rem;
    max-width: 260px;
}

.footer-col h4 {
    font-family: var(--font-mono);
    font-size: 0.58rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 1.2rem;
}

.footer-col a {
    display: block;
    color: var(--muted);
    font-size: 0.82rem;
    margin-bottom: 0.6rem;
    transition: color 0.2s;
}

.footer-col a:hover { color: var(--white); }

.footer-bottom {
    padding: 1.5rem 3rem;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-bottom p { font-size: 0.72rem; color: var(--muted); }

.issn-block {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.1em;
    color: var(--muted);
}

/* ===========================
   COVER IMAGE CARD
   =========================== */

.issue-cover-card {
    display: flex;
    flex-direction: column;
}

.cover-images-wrap {
    flex: 1;
    margin-bottom: 1.2rem;
    overflow: hidden;
    border: 1px solid var(--border);
    display: flex;
    gap: 2px;
    background: var(--border);
    min-height: 340px;
}

.cover-images-wrap.one-cover { gap: 0; }

.cover-img-link {
    flex: 1;
    display: block;
    overflow: hidden;
}

.cover-img-link img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;
    display: block;
    transition: transform 0.4s ease;
    min-height: 340px;
}

.issue-cover-card:hover .cover-img-link img {
    transform: scale(1.02);
}

.cover-placeholder {
    flex: 1;
    border: 1px solid var(--border);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 260px;
    background: linear-gradient(135deg, #e8eef6 0%, #f2f5fa 100%);
}

.cover-placeholder-inner {
    text-align: center;
    padding: 2rem;
}

.cover-meta { margin-top: auto; }

.cover-issue-title {
    font-family: var(--font-serif);
    font-size: 1rem;
    font-weight: 700;
    color: #063970;
    line-height: 1.3;
    margin-bottom: 0.3rem;
}

.card-pages {
    font-family: var(--font-mono);
    font-size: 0.62rem;
    letter-spacing: 0.12em;
    color: var(--muted);
    margin-bottom: 1rem;
    text-transform: uppercase;
}


/* ===========================
   ARTICLE INFO BAR
   =========================== */

.article-info-bar {
    border-top: 1px solid var(--border);
    background: #f2f5fa;
    padding: 2.5rem 0;
}

.article-info-bar-inner {
    max-width: 900px;
    padding: 0 3rem;
    display: flex;
    flex-wrap: wrap;
    gap: 2.5rem;
    align-items: flex-start;
}

.info-bar-item {}

.info-bar-label {
    font-family: var(--font-mono);
    font-size: 0.58rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent);
    display: block;
    margin-bottom: 0.3rem;
}

.info-bar-value {
    font-size: 0.85rem;
    color: #1a1a2e;
    line-height: 1.4;
    max-width: 300px;
}

.info-bar-value a { color: var(--accent); }

/* ===========================
   PDF BUTTONS
   =========================== */

.article-pdf-bar {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.btn-pdf {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    background: var(--accent);
    color: #ffffff;
    padding: 0.75rem 1.5rem;
    font-size: 0.78rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    font-weight: 500;
    transition: opacity 0.2s, transform 0.2s;
}

.btn-pdf:hover { opacity: 0.85; transform: translateY(-2px); color: #ffffff; }

.btn-pdf-view {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    border: 1px solid var(--border);
    color: var(--muted);
    padding: 0.75rem 1.5rem;
    font-size: 0.78rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    transition: border-color 0.2s, color 0.2s;
}

.btn-pdf-view:hover { border-color: var(--hover, var(--accent)); color: var(--hover, var(--accent)); }

.sidebar-pdf { border-color: rgba(200,169,110,0.4); }

/* ===========================
   ANIMATIONS
   =========================== */

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(24px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes scrollPulse {
    0%, 100% { opacity: 1; transform: scaleY(1); transform-origin: top; }
    50%       { opacity: 0.4; }
}

/* ===========================
   RESPONSIVE
   =========================== */

@media (max-width: 1024px) {
    .issue-grid { grid-template-columns: 1fr 1fr; }
    .issue-card.featured { grid-column: span 1; }
    .archive-grid { grid-template-columns: repeat(3, 1fr); }
    .footer-inner { grid-template-columns: 1fr 1fr; gap: 2rem; }
    .article-body { grid-template-columns: 1fr; }
    .article-sidebar { display: flex; gap: 1rem; flex-wrap: wrap; }
    .sidebar-box { flex: 1; min-width: 250px; }
}

@media (max-width: 768px) {
    .site-header { padding: 1rem 1.5rem; }
    .main-nav { display: none; flex-direction: column; position: fixed; top: 72px; left: 0; right: 0; background: rgba(255,255,255,0.98); padding: 2rem; gap: 1.5rem; border-bottom: 1px solid var(--border); box-shadow: 0 8px 24px rgba(6,57,112,0.1); }
    .main-nav.open { display: flex; }
    .menu-toggle { display: flex; }
    .hero-inner { padding: 2.5rem 1.5rem 1.5rem; }
    .hero-stats { padding: 1.5rem 1.5rem; gap: 2rem; }
    .section { padding: 3rem 1.5rem; }
    .issue-grid { grid-template-columns: 1fr; }
    .issue-card.featured { grid-column: span 1; }
    .archive-strip { padding: 3rem 1.5rem; }
    .info-section { grid-template-columns: 1fr; }
    .info-panel { padding: 2.5rem 1.5rem; }
    .footer-inner { grid-template-columns: 1fr; padding: 3rem 1.5rem; }
    .footer-bottom { flex-direction: column; gap: 0.8rem; padding: 1.5rem; text-align: center; }
    .page-header-inner { padding: 0 1.5rem; }
    .page-body { padding: 3rem 1.5rem; }
    .article-header-inner { padding: 0 1.5rem; }
    .article-body { padding: 3rem 1.5rem; }
    .archive-grid { grid-template-columns: repeat(2, 1fr); }
}