@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Inter:wght@400;500;600;700&display=swap');

/* ==========================================================
   1 · DESIGN TOKENS
   ========================================================== */
:root {
    --ijrdo-primary:        #0a1f44;
    --ijrdo-primary-hover:  #122f5e;
    --ijrdo-primary-dark:   #05142f;
    --ijrdo-accent:         #c89b3c;
    --ijrdo-accent-hover:   #dcb04e;

    --ijrdo-surface:        #ffffff;
    --ijrdo-surface-2:      #f7f9fc;
    --ijrdo-surface-3:      #eef2f8;
    --ijrdo-surface-4:      #e4eaf2;

    --ijrdo-text:           #0f172a;
    --ijrdo-text-body:      #334155;
    --ijrdo-text-muted:     #64748b;
    --ijrdo-text-light:     #94a3b8;
    --ijrdo-text-on-navy:   #e2e8f0;

    --ijrdo-border:         #e2e8f0;
    --ijrdo-border-hover:   #cbd5e1;

    --ijrdo-radius-sm:      8px;
    --ijrdo-radius-md:      12px;
    --ijrdo-radius-lg:      16px;
    --ijrdo-radius-xl:      20px;
    --ijrdo-radius-full:    999px;

    --ijrdo-shadow-sm:      0 1px 2px rgba(10, 31, 68, .04);
    --ijrdo-shadow-md:      0 4px 14px rgba(10, 31, 68, .08);
    --ijrdo-shadow-lg:      0 20px 40px -12px rgba(10, 31, 68, .18);
    --ijrdo-shadow-xl:      0 30px 60px -20px rgba(10, 31, 68, .25);
    --ijrdo-ring-primary:   0 0 0 4px rgba(10, 31, 68, .08);
    --ijrdo-ring-accent:    0 0 0 4px rgba(200, 155, 60, .18);

    --ijrdo-ease:           cubic-bezier(.16, 1, .3, 1);
    --ijrdo-duration:       260ms;

    --ijrdo-font-display:   'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --ijrdo-font-body:      'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* ==========================================================
   2 · BASE / TYPOGRAPHY
   ========================================================== */
html { scroll-behavior: smooth; scroll-padding-top: 140px; }

body {
    font-family: var(--ijrdo-font-body);
    color: var(--ijrdo-text-body);
    background: var(--ijrdo-surface-2);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-feature-settings: 'cv11', 'ss01';
    line-height: 1.65;
}

::selection { background: var(--ijrdo-primary); color: #fff; }

.pkp_structure_content h1,
.pkp_structure_content h2,
.pkp_structure_content h3,
.pkp_structure_content h4,
.pkp_structure_content h5,
.pkp_structure_content h6 {
    font-family: var(--ijrdo-font-display);
    color: var(--ijrdo-text);
    letter-spacing: -0.02em;
    line-height: 1.25;
}

.pkp_structure_content a {
    color: var(--ijrdo-primary);
    transition: color var(--ijrdo-duration) var(--ijrdo-ease);
}

.pkp_structure_content a:hover,
.pkp_structure_content a:focus {
    color: var(--ijrdo-accent);
    text-decoration: none;
}

/* ==========================================================
   3 · HEADER SHELL
   ========================================================== */
#headerNavigationContainer {
    background: var(--ijrdo-surface);
    border-bottom: 1px solid var(--ijrdo-border);
    box-shadow: var(--ijrdo-shadow-sm);
    top: 0;
    z-index: 1030;
    font-family: var(--ijrdo-font-body);
    font-feature-settings: 'cv11', 'ss01';
    -webkit-font-smoothing: antialiased;
    color: var(--ijrdo-text);
}

#headerNavigationContainer::before {
    content: '';
    display: block;
    height: 3px;
    background: linear-gradient(90deg,
        var(--ijrdo-primary) 0%,
        var(--ijrdo-accent)  50%,
        var(--ijrdo-primary) 100%);
}

#headerNavigationContainer .container-fluid {
    max-width: 1440px;
    margin-inline: auto;
    padding-inline: clamp(16px, 3vw, 32px);
}

/* ==========================================================
   4 · HEADER · TOP BAR (user navigation)
   ========================================================== */
#headerNavigationContainer > .container-fluid:first-of-type {
    background: var(--ijrdo-surface-2);
    border-bottom: 1px solid var(--ijrdo-border);
    padding-block: 4px;
}

#navigationUser {
    margin: 0; padding: 0;
    list-style: none;
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 8px;
    float: none !important;
    flex-wrap: wrap;
}

#navigationUser > li.dropdown > a {
    display: inline-flex !important;
    align-items: center;
    gap: 10px;
    padding: 2px 12px 2px 2px !important;
    background: var(--ijrdo-surface) !important;
    border: 1px solid var(--ijrdo-border);
    border-radius: var(--ijrdo-radius-full);
    font-size: 13px;
    font-weight: 500;
    color: var(--ijrdo-text) !important;
    text-decoration: none;
    transition: all var(--ijrdo-duration) var(--ijrdo-ease);
    box-shadow: var(--ijrdo-shadow-sm);
}

#navigationUser > li.dropdown > a::before {
    content: '';
    width: 26px; height: 26px;
    border-radius: 50%;
    flex-shrink: 0;
    background-color: var(--ijrdo-primary);
    background-image:
        linear-gradient(135deg, rgba(255,255,255,.1), transparent 60%),
        url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23ffffff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><path d='M19 21v-2a4 4 0 0 0-4-4H9a4 4 0 0 0-4 4v2'/><circle cx='12' cy='7' r='4'/></svg>");
    background-repeat: no-repeat;
    background-position: center;
    background-size: 100%, 62%;
    box-shadow: 0 2px 8px rgba(10, 31, 68, .25);
}

#navigationUser > li.dropdown > a:hover {
    border-color: var(--ijrdo-accent);
    box-shadow: var(--ijrdo-ring-accent);
    transform: translateY(-1px);
}

#navigationUser .badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 20px; height: 20px;
    padding: 0 6px;
    background: var(--ijrdo-accent);
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    border-radius: var(--ijrdo-radius-full);
}

#navigationUser .caret {
    color: var(--ijrdo-text-muted);
    margin-left: 0;
    transition: transform var(--ijrdo-duration) var(--ijrdo-ease);
}

#navigationUser .dropdown.open > a .caret { transform: rotate(180deg); }

#navigationUser .dropdown-menu {
    border: 1px solid var(--ijrdo-border);
    border-radius: var(--ijrdo-radius-md);
    box-shadow: var(--ijrdo-shadow-lg);
    padding: 6px;
    margin-top: 10px;
    min-width: 220px;
    background: var(--ijrdo-surface);
    animation: ijrdoFadeDown 200ms var(--ijrdo-ease);
}

#navigationUser .dropdown-menu > li > a {
    display: flex;
    align-items: center;
    padding: 9px 14px;
    font-size: 13px;
    font-weight: 500;
    color: var(--ijrdo-text);
    border-radius: var(--ijrdo-radius-sm);
    transition: all 180ms var(--ijrdo-ease);
}

#navigationUser .dropdown-menu > li > a:hover,
#navigationUser .dropdown-menu > li > a:focus {
    background: var(--ijrdo-surface-3);
    color: var(--ijrdo-primary);
}

#navigationUser .dropdown-menu .badge {
    margin-left: auto;
    background: var(--ijrdo-primary);
}

/* ==========================================================
   5 · HEADER · LOGO / BRAND + TITLE
   ========================================================== */
.navbar-header {
    padding-block: 14px;
    float: none !important;
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.site-name { margin: 0; padding: 0; line-height: 1; }

.site-name a.navbar-brand {
    display: inline-flex !important;
    align-items: center;
    gap: 14px;
    height: auto !important;
    padding: 8px 0 !important;
    margin: 0 !important;
    font-family: var(--ijrdo-font-display) !important;
    font-size: clamp(1rem, 1.8vw, 1.4rem) !important;
    font-weight: 700 !important;
    letter-spacing: -0.02em;
    line-height: 1.15;
    color: var(--ijrdo-primary) !important;
    background: transparent !important;
    transition: color var(--ijrdo-duration) var(--ijrdo-ease);
}

/* ADD JOURNAL TITLE TEXT NEXT TO LOGO */
.site-name a.navbar-brand::after {
    content: "IJRDO Journal of Aeronautical and Space Studies";
    font-family: var(--ijrdo-font-display);
    font-size: clamp(1.1rem, 2.2vw, 1.6rem);
    font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--ijrdo-primary);
    line-height: 1.2;
    white-space: normal;
    display: inline-block;
    text-transform: none;
}

.site-name a.navbar-brand:hover::after {
    color: var(--ijrdo-primary-hover);
}

/* Hide any existing text inside the brand that might conflict */
.site-name a.navbar-brand span:not(.navbar-brand-logo) {
    display: none;
}

.navbar-brand-logo img {
    width: clamp(70px, 9vw, 110px);
    height: auto;
    display: block;
}

.site-name a.navbar-brand:hover {
    color: var(--ijrdo-primary-hover) !important;
    text-decoration: none;
}

/* ==========================================================
   6 · HEADER · MAIN NAVIGATION
   Brand + Nav side-by-side container, then nav internals.
   ========================================================== */
#headerNavigationContainer .navbar.navbar-default,
#headerNavigationContainer > .container-fluid:not(:first-of-type) {
    display: flex !important;
    align-items: center;
    flex-wrap: wrap;
    gap: clamp(16px, 2vw, 32px);
}

#nav-menu.navbar-collapse {
    flex: 1 1 auto;
    min-width: 0;
    display: flex !important;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
    padding: 0 !important;
    border: 0 !important;
    box-shadow: none !important;
}

#main-navigation {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    margin: 0; padding: 0;
    list-style: none;
    gap: 2px;
    float: none !important;
}

#main-navigation > li { position: relative; float: none !important; }

#main-navigation > li > a {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 18px 16px;
    font-size: 14px;
    font-weight: 500;
    color: var(--ijrdo-text) !important;
    letter-spacing: 0.01em;
    background: transparent !important;
    border: 0;
    position: relative;
    white-space: nowrap;
    transition: color var(--ijrdo-duration) var(--ijrdo-ease);
}

#main-navigation > li > a::after {
    content: '';
    position: absolute;
    left: 50%; bottom: 10px;
    width: 0; height: 2px;
    background: var(--ijrdo-accent);
    border-radius: 2px;
    transform: translateX(-50%);
    transition: width var(--ijrdo-duration) var(--ijrdo-ease);
}

#main-navigation > li:hover > a::after,
#main-navigation > li.active > a::after,
#main-navigation > li.open > a::after {
    width: calc(100% - 28px);
}

#main-navigation > li > a:hover,
#main-navigation > li > a:focus,
#main-navigation > li.active > a,
#main-navigation > li.open > a {
    color: var(--ijrdo-primary) !important;
    background: transparent !important;
}

#main-navigation > li > a .caret {
    margin-left: 2px;
    opacity: .6;
    transition: transform var(--ijrdo-duration) var(--ijrdo-ease);
}

#main-navigation > li.open > a .caret { transform: rotate(180deg); }

#main-navigation .dropdown-menu {
    border: 1px solid var(--ijrdo-border);
    border-radius: var(--ijrdo-radius-md);
    box-shadow: var(--ijrdo-shadow-lg);
    padding: 6px;
    margin-top: 4px;
    background: var(--ijrdo-surface);
    min-width: 240px;
    animation: ijrdoFadeDown 200ms var(--ijrdo-ease);
}

#main-navigation .dropdown-menu > li > a {
    display: flex;
    align-items: center;
    padding: 10px 14px;
    font-size: 13px;
    font-weight: 500;
    color: var(--ijrdo-text);
    border-radius: var(--ijrdo-radius-sm);
    position: relative;
    transition: all 180ms var(--ijrdo-ease);
}

#main-navigation .dropdown-menu > li > a::before {
    content: '';
    position: absolute;
    left: 4px; top: 50%;
    width: 3px; height: 0;
    background: var(--ijrdo-accent);
    border-radius: 2px;
    transform: translateY(-50%);
    transition: height 180ms var(--ijrdo-ease);
}

#main-navigation .dropdown-menu > li > a:hover,
#main-navigation .dropdown-menu > li > a:focus {
    background: var(--ijrdo-surface-3);
    color: var(--ijrdo-primary);
    padding-left: 20px;
}

#main-navigation .dropdown-menu > li > a:hover::before,
#main-navigation .dropdown-menu > li > a:focus::before {
    height: 60%;
}

/* ==========================================================
   7 · HEADER · SEARCH
   ========================================================== */
.pull-md-right {
    margin-left: auto;
    float: none !important;
}

.navbar-form {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin: 0 !important;
    padding: 0 !important;
    border: 0 !important;
    box-shadow: none !important;
}

.navbar-form .form-group { position: relative; margin: 0; }

.navbar-form .form-group::before {
    content: '';
    position: absolute;
    left: 14px; top: 50%;
    width: 15px; height: 15px;
    transform: translateY(-50%);
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><circle cx='11' cy='11' r='8'/><path d='m21 21-4.3-4.3'/></svg>");
    background-repeat: no-repeat;
    background-size: contain;
    pointer-events: none;
    opacity: .8;
}

.navbar-form .form-control {
    width: clamp(160px, 18vw, 220px);
    height: 40px;
    padding: 0 14px 0 38px;
    background: var(--ijrdo-surface-2);
    border: 1px solid var(--ijrdo-border);
    border-radius: var(--ijrdo-radius-full);
    font-family: inherit;
    font-size: 13px;
    color: var(--ijrdo-text);
    transition: all var(--ijrdo-duration) var(--ijrdo-ease);
    box-shadow: none;
}

.navbar-form .form-control::placeholder { color: var(--ijrdo-text-light); }
.navbar-form .form-control:hover { border-color: var(--ijrdo-border-hover); }

.navbar-form .form-control:focus {
    width: clamp(200px, 22vw, 280px);
    background: var(--ijrdo-surface);
    border-color: var(--ijrdo-primary);
    box-shadow: var(--ijrdo-ring-primary);
    outline: none;
}

.navbar-form .btn-default {
    height: 40px;
    padding: 0 22px;
    background: var(--ijrdo-primary);
    border: 1px solid var(--ijrdo-primary);
    border-radius: var(--ijrdo-radius-full);
    color: #fff;
    font-family: inherit;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.02em;
    cursor: pointer;
    transition: all var(--ijrdo-duration) var(--ijrdo-ease);
    box-shadow: 0 4px 10px rgba(10, 31, 68, .18);
    text-shadow: none;
    white-space: nowrap;
}

.navbar-form .btn-default:hover,
.navbar-form .btn-default:focus {
    background: var(--ijrdo-primary-hover);
    border-color: var(--ijrdo-primary-hover);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(10, 31, 68, .26);
    outline: none;
}

.navbar-form .btn-default:active {
    transform: translateY(0);
    box-shadow: 0 2px 6px rgba(10, 31, 68, .2);
}

/* ==========================================================
   8 · HEADER · MOBILE TOGGLE
   ========================================================== */
.navbar-toggle {
    margin: 10px 0;
    padding: 9px 11px;
    background: var(--ijrdo-surface-2);
    border: 1px solid var(--ijrdo-border);
    border-radius: var(--ijrdo-radius-sm);
    transition: all var(--ijrdo-duration) var(--ijrdo-ease);
}

.navbar-toggle:hover,
.navbar-toggle:focus {
    background: var(--ijrdo-surface-3);
    border-color: var(--ijrdo-primary);
    outline: none;
}

.navbar-toggle .icon-bar {
    background: var(--ijrdo-primary);
    height: 2px;
    border-radius: 1px;
    transition: all var(--ijrdo-duration) var(--ijrdo-ease);
}

/* ==========================================================
   9 · PAGE LAYOUT
   ========================================================== */
.pkp_structure_content.container {
    max-width: 1440px;
    padding-inline: clamp(16px, 3vw, 32px);
    padding-block: clamp(24px, 4vw, 48px);
}

.pkp_structure_content .row {
    align-items: flex-start;
}

.pkp_structure_main {
    order: 1;
}

.pkp_structure_sidebar {
    flex: 0 0 320px;
    width: 320px !important;
}

/* ==========================================================
   9B · MAIN-CONTENT SECTION ORDER
   ========================================================== */
#main-content.page_index_journal {
    display: flex;
    flex-direction: column;
}

.page_index_journal .additional_content { order: -1; }

/* ==========================================================
   10 · JOURNAL DESCRIPTION
   ========================================================== */
.journal-description {
    position: relative;
    padding: 24px 28px 24px 32px;
    margin: 0 0 40px;
    background: linear-gradient(135deg, var(--ijrdo-surface) 0%, var(--ijrdo-surface-3) 100%);
    border: 1px solid var(--ijrdo-border);
    border-radius: var(--ijrdo-radius-lg);
    box-shadow: var(--ijrdo-shadow-sm);
    overflow: hidden;
}

.journal-description::before {
    content: '';
    position: absolute;
    top: 0; left: 0; bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, var(--ijrdo-accent), var(--ijrdo-primary));
}

.journal-description p {
    font-family: var(--ijrdo-font-body) !important;
    font-size: 14.5px !important;
    line-height: 1.75 !important;
    color: var(--ijrdo-text-body) !important;
    margin: 0 !important;
}

.journal-description p span[style*="bold"],
.journal-description p span[style*="italic"] {
    color: var(--ijrdo-primary) !important;
    font-family: var(--ijrdo-font-display) !important;
    font-style: normal !important;
    font-weight: 700 !important;
    font-size: 16px !important;
    letter-spacing: -0.01em;
    display: inline-block;
    margin-bottom: 4px;
}

/* ==========================================================
   11 · SECTION HEADINGS
   ========================================================== */
.current_issue .page-header,
.sections .page-header {
    padding: 0;
    margin: 0 0 20px;
    border: 0;
    position: relative;
}

.current_issue > .page-header > h2,
.sections .page-header h2 {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    margin: 0; padding: 0;
    font-size: clamp(1.4rem, 2.2vw, 1.8rem);
    font-weight: 700;
    color: var(--ijrdo-primary);
}

.current_issue > .page-header > h2::before {
    content: '';
    width: 4px; height: 26px;
    background: var(--ijrdo-accent);
    border-radius: 2px;
}

.sections .page-header h2 small {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--ijrdo-font-display);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--ijrdo-primary);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.sections .page-header h2 small::before {
    content: '';
    width: 32px; height: 2px;
    background: var(--ijrdo-accent);
    border-radius: 2px;
}

/* ==========================================================
   12 · CURRENT ISSUE META
   ========================================================== */
.current_issue_title.lead {
    font-family: var(--ijrdo-font-display);
    font-size: clamp(1.1rem, 1.6vw, 1.3rem);
    font-weight: 600;
    color: var(--ijrdo-text);
    line-height: 1.4;
    margin: 0 0 16px;
    padding: 16px 22px;
    background: var(--ijrdo-surface);
    border: 1px solid var(--ijrdo-border);
    border-left: 4px solid var(--ijrdo-primary);
    border-radius: var(--ijrdo-radius-md);
    box-shadow: var(--ijrdo-shadow-sm);
}

.issue-toc .heading.row { margin: 0 0 16px; display: block; }
.issue-details { padding: 0 !important; width: 100%; }

.issue-details .published {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    margin: 0;
    background: var(--ijrdo-surface-3);
    border: 1px solid var(--ijrdo-border);
    border-radius: var(--ijrdo-radius-full);
    font-size: 13px;
    color: var(--ijrdo-text-body);
}

.issue-details .published strong {
    color: var(--ijrdo-primary);
    font-weight: 600;
}

.issue-details .published::before {
    content: '';
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--ijrdo-accent);
    box-shadow: 0 0 0 3px rgba(200, 155, 60, .2);
}

/* ==========================================================
   13 · ARTICLE CARDS
   ========================================================== */
.sections .section { margin-top: 32px; }

.media-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    padding: 0; margin: 0;
    list-style: none;
}

.article-summary.media {
    position: relative;
    display: flex;
    gap: 20px;
    padding: 24px 26px;
    margin: 0;
    background: var(--ijrdo-surface);
    border: 1px solid var(--ijrdo-border);
    border-radius: var(--ijrdo-radius-lg);
    box-shadow: var(--ijrdo-shadow-sm);
    transition: all var(--ijrdo-duration) var(--ijrdo-ease);
    overflow: hidden;
}

.article-summary.media::before {
    content: '';
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 3px;
    background: var(--ijrdo-accent);
    opacity: 0;
    transition: opacity var(--ijrdo-duration) var(--ijrdo-ease);
}

.article-summary.media:hover {
    border-color: var(--ijrdo-border-hover);
    box-shadow: var(--ijrdo-shadow-lg);
    transform: translateY(-2px);
}

.article-summary.media:hover::before { opacity: 1; }

.article-summary .media-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 12px;
    min-width: 0;
}

.article-summary .media-heading {
    margin: 0;
    font-family: var(--ijrdo-font-display);
    font-size: 1.05rem;
    font-weight: 600;
    line-height: 1.4;
    letter-spacing: -0.01em;
}

.article-summary .media-heading a {
    color: var(--ijrdo-text) !important;
    text-decoration: none;
    display: inline-block;
    transition: color var(--ijrdo-duration) var(--ijrdo-ease);
}

.article-summary .media-heading a:hover { color: var(--ijrdo-primary) !important; }

.article-summary .meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 16px;
    align-items: center;
    margin: 0;
}

.article-summary .authors {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 500;
    color: var(--ijrdo-text-body);
}

.article-summary .authors::before {
    content: '';
    width: 14px; height: 14px;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><path d='M19 21v-2a4 4 0 0 0-4-4H9a4 4 0 0 0-4 4v2'/><circle cx='12' cy='7' r='4'/></svg>");
    background-size: contain;
    background-repeat: no-repeat;
    opacity: .7;
}

.article-summary .pages {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin: 0;
    padding: 3px 10px;
    background: var(--ijrdo-surface-3);
    border-radius: var(--ijrdo-radius-full);
    font-size: 12px;
    font-weight: 500;
    color: var(--ijrdo-text-muted);
}

.article-summary .pages::before {
    content: 'pp.';
    font-weight: 600;
    color: var(--ijrdo-primary);
}

.article-summary .btn-group {
    margin-top: 4px;
    display: inline-flex;
    align-self: flex-start;
}

.article-summary .galley-link.btn.pdf {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 9px 18px;
    background: var(--ijrdo-primary) !important;
    border: 1px solid var(--ijrdo-primary) !important;
    border-radius: var(--ijrdo-radius-full);
    color: #fff !important;
    font-family: var(--ijrdo-font-body);
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    text-decoration: none;
    box-shadow: 0 4px 10px rgba(10, 31, 68, .15);
    transition: all var(--ijrdo-duration) var(--ijrdo-ease);
}

.article-summary .galley-link.btn.pdf::before {
    content: '';
    width: 14px; height: 14px;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23c89b3c' stroke-width='2.3' stroke-linecap='round' stroke-linejoin='round'><path d='M21 15v4a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2v-4'/><polyline points='7 10 12 15 17 10'/><line x1='12' y1='15' x2='12' y2='3'/></svg>");
    background-size: contain;
    background-repeat: no-repeat;
}

.article-summary .galley-link.btn.pdf:hover,
.article-summary .galley-link.btn.pdf:focus {
    background: var(--ijrdo-primary-hover) !important;
    border-color: var(--ijrdo-primary-hover) !important;
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(10, 31, 68, .25);
    color: #fff !important;
}

/* ==========================================================
   14 · "VIEW ALL ISSUES" BUTTON
   ========================================================== */
.current_issue .btn.read-more {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-top: 28px;
    padding: 12px 24px;
    background: transparent !important;
    border: 1.5px solid var(--ijrdo-primary) !important;
    border-radius: var(--ijrdo-radius-full);
    color: var(--ijrdo-primary) !important;
    font-family: var(--ijrdo-font-body);
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    text-decoration: none;
    transition: all var(--ijrdo-duration) var(--ijrdo-ease);
    box-shadow: none;
}

.current_issue .btn.read-more .glyphicon {
    font-size: 11px;
    transition: transform var(--ijrdo-duration) var(--ijrdo-ease);
}

.current_issue .btn.read-more:hover {
    background: var(--ijrdo-primary) !important;
    color: #fff !important;
    transform: translateY(-1px);
    box-shadow: var(--ijrdo-shadow-md);
}

.current_issue .btn.read-more:hover .glyphicon { transform: translateX(4px); }

/* ==========================================================
   15 · HERO · .additional_content
   ========================================================== */
.additional_content {
    margin: 0 0 48px !important;
}

.additional_content > section {
    font-family: var(--ijrdo-font-body) !important;
    color: var(--ijrdo-text-body) !important;
    line-height: 1.75 !important;
    max-width: none !important;
    padding: clamp(32px, 4vw, 56px) !important;
    background:
        radial-gradient(circle at 88% 12%, rgba(200, 155, 60, 0.08), transparent 38%),
        radial-gradient(circle at 12% 92%, rgba(10, 31, 68, 0.05), transparent 42%),
        linear-gradient(135deg, var(--ijrdo-surface) 0%, var(--ijrdo-surface-2) 100%) !important;
    border: 1px solid var(--ijrdo-border);
    border-radius: var(--ijrdo-radius-xl);
    box-shadow: var(--ijrdo-shadow-lg);
    overflow: hidden;
    position: relative;
}

.additional_content > section > div:first-child[style*="#407092"],
.additional_content > section > div[style*="height: 6px"] {
    background: linear-gradient(90deg,
        var(--ijrdo-primary)  0%,
        var(--ijrdo-accent)   50%,
        var(--ijrdo-primary)  100%) !important;
    height: 4px !important;
    margin: calc(clamp(32px, 4vw, 56px) * -1)
            calc(clamp(32px, 4vw, 56px) * -1)
            32px !important;
    border-radius: 0 !important;
}

.additional_content > section > div:nth-of-type(2) {
    display: flex !important;
    flex-wrap: wrap;
    gap: clamp(28px, 3vw, 48px) !important;
    align-items: flex-start !important;
}

.additional_content div[style*="flex: 0 0 220px"],
.additional_content > section > div:nth-of-type(2) > div:first-child {
    flex: 0 0 clamp(240px, 28vw, 340px) !important;
}

.additional_content img {
    max-width: 100%;
    width: 100%;
    height: auto;
    border-radius: var(--ijrdo-radius-lg);
    box-shadow: var(--ijrdo-shadow-md);
    border: 1px solid var(--ijrdo-border);
    aspect-ratio: 1 / 1;
    object-fit: cover;
    transition: transform var(--ijrdo-duration) var(--ijrdo-ease),
                box-shadow var(--ijrdo-duration) var(--ijrdo-ease);
}

.additional_content img:hover {
    transform: translateY(-3px);
    box-shadow: var(--ijrdo-shadow-lg);
}

.additional_content > section > div:nth-of-type(2) > div:nth-of-type(2) {
    flex: 1 !important;
    min-width: 280px !important;
}

.additional_content h2 {
    font-family: var(--ijrdo-font-display) !important;
    font-size: clamp(1.65rem, 3vw, 2.4rem) !important;
    font-weight: 700 !important;
    color: var(--ijrdo-primary) !important;
    letter-spacing: -0.025em;
    margin: 0 0 18px !important;
    line-height: 1.2;
    position: relative;
    display: block;
}

.additional_content h2::after {
    content: '';
    display: block;
    width: 56px; height: 3px;
    margin-top: 16px;
    background: linear-gradient(90deg, var(--ijrdo-accent), rgba(200, 155, 60, 0.2));
    border-radius: 2px;
}

.additional_content p {
    font-size: clamp(14.5px, 1.1vw, 16px) !important;
    line-height: 1.8 !important;
    color: var(--ijrdo-text-body) !important;
}

.additional_content p strong {
    color: var(--ijrdo-text) !important;
    font-weight: 600;
}

.additional_content div[style*="grid-template-columns"] {
    padding: 22px 26px !important;
    background: var(--ijrdo-surface-3) !important;
    border: 1px solid var(--ijrdo-border) !important;
    border-radius: var(--ijrdo-radius-md) !important;
    font-size: 14.5px !important;
    gap: 14px 28px !important;
    margin: 18px 0 !important;
}

.additional_content div[style*="grid-template-columns"] > div {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--ijrdo-text-body);
    padding-block: 2px;
}

.additional_content div[style*="grid-template-columns"] strong {
    color: var(--ijrdo-primary) !important;
    font-weight: 700;
    font-family: var(--ijrdo-font-display);
    letter-spacing: 0.01em;
    min-width: 80px;
}

.additional_content div[style*="border-left"] {
    background: linear-gradient(135deg, var(--ijrdo-surface) 0%, var(--ijrdo-surface-3) 100%) !important;
    border: 1px solid var(--ijrdo-border) !important;
    border-left: 4px solid var(--ijrdo-accent) !important;
    border-radius: var(--ijrdo-radius-md) !important;
    padding: 18px 22px !important;
    font-size: 14.5px !important;
    margin-top: 0 !important;
    box-shadow: var(--ijrdo-shadow-sm);
}

.additional_content div[style*="border-left"] p {
    font-size: 14.5px !important;
    margin: 4px 0 !important;
    color: var(--ijrdo-text-body) !important;
}

.additional_content div[style*="border-left"] strong {
    color: var(--ijrdo-primary) !important;
    font-weight: 600;
}

.additional_content > section > div:last-child[style*="display: flex"] {
    margin-top: clamp(24px, 3vw, 36px) !important;
    gap: 16px !important;
    display: flex !important;
    flex-wrap: wrap !important;
}

.additional_content a[style*="background: #407092"],
.additional_content a[href*="submissions"] {
    display: inline-flex !important;
    align-items: center;
    gap: 10px;
    padding: 14px 30px !important;
    background: var(--ijrdo-primary) !important;
    color: #fff !important;
    border: 1.5px solid var(--ijrdo-primary) !important;
    border-radius: var(--ijrdo-radius-full) !important;
    font-family: var(--ijrdo-font-body);
    font-size: 14px !important;
    font-weight: 600 !important;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    text-decoration: none !important;
    box-shadow: 0 6px 16px rgba(10, 31, 68, .2);
    transition: all var(--ijrdo-duration) var(--ijrdo-ease);
}

.additional_content a[href*="submissions"]::after {
    content: '→';
    font-size: 16px;
    transition: transform var(--ijrdo-duration) var(--ijrdo-ease);
}

.additional_content a[href*="submissions"]:hover {
    background: var(--ijrdo-primary-hover) !important;
    border-color: var(--ijrdo-primary-hover) !important;
    transform: translateY(-2px);
    box-shadow: 0 10px 24px rgba(10, 31, 68, .3);
}

.additional_content a[href*="submissions"]:hover::after {
    transform: translateX(4px);
}

.additional_content a[style*="border: 2px solid #407092"],
.additional_content a[href*="issue/archive"] {
    display: inline-flex !important;
    align-items: center;
    gap: 10px;
    padding: 14px 30px !important;
    background: transparent !important;
    color: var(--ijrdo-primary) !important;
    border: 1.5px solid var(--ijrdo-primary) !important;
    border-radius: var(--ijrdo-radius-full) !important;
    font-family: var(--ijrdo-font-body);
    font-size: 14px !important;
    font-weight: 600 !important;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    text-decoration: none !important;
    transition: all var(--ijrdo-duration) var(--ijrdo-ease);
}

.additional_content a[href*="issue/archive"]:hover {
    background: var(--ijrdo-primary) !important;
    color: #fff !important;
    transform: translateY(-2px);
    box-shadow: var(--ijrdo-shadow-md);
}

.additional_content a[href="https://ijrdo.org/"] {
    color: var(--ijrdo-primary) !important;
    font-weight: 600;
    text-decoration: none;
    border-bottom: 1px solid var(--ijrdo-accent);
    padding-bottom: 1px;
}

/* ==========================================================
   16 · SIDEBAR
   ========================================================== */
#sidebar.pkp_structure_sidebar {
    order: 2;
    margin-left: auto;
    align-self: flex-start;
    position: sticky;
    top: 140px;
}

#sidebar .pkp_block {
    padding: 22px;
    margin: 0 0 20px;
    background: var(--ijrdo-surface);
    border: 1px solid var(--ijrdo-border);
    border-radius: var(--ijrdo-radius-lg);
    box-shadow: var(--ijrdo-shadow-sm);
    width: 100% !important;
    float: none !important;
    transition: all var(--ijrdo-duration) var(--ijrdo-ease);
}

#sidebar .pkp_block:hover {
    box-shadow: var(--ijrdo-shadow-md);
    border-color: var(--ijrdo-border-hover);
}

#sidebar .pkp_block > .title,
#sidebar .pkp_block h2.title {
    font-family: var(--ijrdo-font-display);
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--ijrdo-primary);
    margin: 0 0 14px;
    padding: 0 0 10px;
    border-bottom: 2px solid var(--ijrdo-surface-3);
    position: relative;
}

#sidebar .pkp_block > .title::after,
#sidebar .pkp_block h2.title::after {
    content: '';
    position: absolute;
    left: 0; bottom: -2px;
    width: 40px; height: 2px;
    background: var(--ijrdo-accent);
    border-radius: 2px;
}

#sidebar .block_make_submission {
    background: linear-gradient(135deg, var(--ijrdo-primary) 0%, var(--ijrdo-primary-hover) 100%);
    border-color: var(--ijrdo-primary);
    padding: 20px;
    position: relative;
    overflow: hidden;
}

#sidebar .block_make_submission::before {
    content: '';
    position: absolute;
    top: -20px; right: -20px;
    width: 120px; height: 120px;
    background: radial-gradient(circle, rgba(200, 155, 60, 0.15), transparent 65%);
    border-radius: 50%;
    pointer-events: none;
}

#sidebar .block_make_submission .btn.btn-primary {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    padding: 13px 20px !important;
    background: var(--ijrdo-accent) !important;
    border: 1px solid var(--ijrdo-accent) !important;
    border-radius: var(--ijrdo-radius-full);
    color: #fff !important;
    font-family: var(--ijrdo-font-body);
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    text-decoration: none;
    box-shadow: 0 6px 16px rgba(200, 155, 60, .3);
    transition: all var(--ijrdo-duration) var(--ijrdo-ease);
    position: relative;
    z-index: 1;
}

#sidebar .block_make_submission .btn.btn-primary::after {
    content: '→';
    font-size: 16px;
    transition: transform var(--ijrdo-duration) var(--ijrdo-ease);
}

#sidebar .block_make_submission .btn.btn-primary:hover {
    background: var(--ijrdo-accent-hover) !important;
    border-color: var(--ijrdo-accent-hover) !important;
    transform: translateY(-1px);
    box-shadow: 0 8px 22px rgba(200, 155, 60, .45);
}

#sidebar .block_make_submission .btn.btn-primary:hover::after {
    transform: translateX(4px);
}

#sidebar .block_information ul {
    padding: 0; margin: 0;
    list-style: none;
}

#sidebar .block_information li { margin: 0; }

#sidebar .block_information li a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    font-size: 13.5px;
    font-weight: 500;
    color: var(--ijrdo-text-body) !important;
    border-radius: var(--ijrdo-radius-sm);
    text-decoration: none;
    transition: all 180ms var(--ijrdo-ease);
    position: relative;
}

#sidebar .block_information li a::before {
    content: '';
    width: 5px; height: 5px;
    border-radius: 50%;
    background: var(--ijrdo-border-hover);
    transition: all 180ms var(--ijrdo-ease);
    flex-shrink: 0;
}

#sidebar .block_information li a:hover {
    background: var(--ijrdo-surface-2);
    color: var(--ijrdo-primary) !important;
    padding-left: 16px;
}

#sidebar .block_information li a:hover::before {
    background: var(--ijrdo-accent);
    transform: scale(1.4);
    box-shadow: 0 0 0 3px rgba(200, 155, 60, .15);
}

/* ==========================================================
   17 · FOOTER
   ========================================================== */
footer.footer[role="contentinfo"] {
    margin-top: 80px;
    padding: 0;
    background: transparent;
    border: 0;
}

footer.footer > .container {
    max-width: 1440px;
    padding-inline: clamp(16px, 3vw, 32px);
}

footer.footer > .container > .row {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    gap: 0;
    margin: 0;
}

footer.footer > .container > .row > .col-md-2 {
    display: none !important;
}

footer.footer > .container > .row > .col-md-10 {
    flex: 1 1 100%;
    padding: 0 !important;
    width: 100% !important;
    max-width: 100%;
}

footer.footer .col-md-10 > footer {
    background:
        radial-gradient(circle at 15% 20%, rgba(200, 155, 60, 0.08), transparent 50%),
        radial-gradient(circle at 85% 80%, rgba(200, 155, 60, 0.06), transparent 55%),
        linear-gradient(180deg, var(--ijrdo-primary) 0%, var(--ijrdo-primary-dark) 100%) !important;
    color: var(--ijrdo-text-on-navy) !important;
    font-family: var(--ijrdo-font-body) !important;
    margin-top: 0 !important;
    border-radius: var(--ijrdo-radius-xl);
    overflow: hidden;
    position: relative;
}

footer.footer .col-md-10 > footer::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg,
        var(--ijrdo-accent) 0%,
        var(--ijrdo-accent-hover) 50%,
        var(--ijrdo-accent) 100%);
}

footer.footer .col-md-10 > footer > div {
    max-width: 1280px !important;
    margin: 0 auto !important;
    padding: 44px 44px 28px !important;
}

footer.footer .col-md-10 > footer > div > div:first-child {
    gap: 44px !important;
}

footer.footer .col-md-10 > footer p[style*="font-weight: bold"] {
    font-family: var(--ijrdo-font-display) !important;
    font-size: 12px !important;
    font-weight: 700 !important;
    color: var(--ijrdo-accent) !important;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin: 0 0 12px !important;
    padding-bottom: 8px;
    border-bottom: 1px solid rgba(200, 155, 60, .25);
    display: inline-block;
}

footer.footer .col-md-10 > footer p[style*="16.5px"] {
    font-family: var(--ijrdo-font-display) !important;
    font-size: 17px !important;
    color: #ffffff !important;
    border-bottom: 0 !important;
    padding-bottom: 0 !important;
    letter-spacing: -0.01em;
    text-transform: none;
    line-height: 1.3;
    margin-bottom: 12px !important;
}

footer.footer .col-md-10 > footer p[style*="16.5px"] strong { color: #ffffff; }

footer.footer .col-md-10 > footer p {
    font-size: 13.5px !important;
    line-height: 1.7 !important;
    color: rgba(255, 255, 255, 0.78) !important;
    margin: 4px 0 !important;
}

footer.footer .col-md-10 > footer a {
    color: var(--ijrdo-accent-hover) !important;
    text-decoration: none !important;
    border-bottom: 1px solid rgba(200, 155, 60, .3);
    padding-bottom: 1px;
    transition: all var(--ijrdo-duration) var(--ijrdo-ease);
}

footer.footer .col-md-10 > footer a:hover {
    color: #ffffff !important;
    border-bottom-color: var(--ijrdo-accent-hover);
}

footer.footer .col-md-10 > footer div[style*="border-top"] {
    border-top: 1px solid rgba(255, 255, 255, 0.1) !important;
    margin: 28px 0 18px !important;
}

footer.footer .col-md-10 > footer div[style*="text-align: center"] {
    font-family: var(--ijrdo-font-display) !important;
    font-size: 11.5px !important;
    color: rgba(255, 255, 255, 0.55) !important;
    text-transform: uppercase;
    letter-spacing: 0.15em;
}

/* ==========================================================
   18 · KEYFRAMES
   ========================================================== */
@keyframes ijrdoFadeDown {
    from { opacity: 0; transform: translateY(-6px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ==========================================================
   19 · RESPONSIVE · Large Tablet / Small Desktop (≤ 1199px)
   Tighten nav so logo + 7 menu items + search fit one line.
   ========================================================== */
@media (max-width: 1199px) {
    #main-navigation > li > a {
        padding: 16px 12px;
        font-size: 13.5px;
    }

    .navbar-form .form-control {
        width: clamp(140px, 16vw, 180px);
    }

    .navbar-form .form-control:focus {
        width: clamp(180px, 20vw, 240px);
    }

    .navbar-form .btn-default {
        padding: 0 18px;
    }
    
    .site-name a.navbar-brand::after {
        font-size: clamp(0.8rem, 1.4vw, 1rem);
    }
}

/* ==========================================================
   19B · RESPONSIVE · Tablet (≤ 991px)
   Allow nav to wrap below logo if needed; sidebar stacks.
   ========================================================== */
@media (max-width: 991px) {
    #main-navigation > li > a {
        padding: 14px 10px;
        font-size: 13px;
    }

    #nav-menu.navbar-collapse {
        gap: 12px;
    }

    .navbar-form .form-control { width: 160px; }
    .navbar-form .form-control:focus { width: 200px; }

    .pkp_structure_sidebar {
        flex: 1 1 100%;
        width: 100% !important;
    }

    #sidebar.pkp_structure_sidebar { position: static; }

    .additional_content > section {
        padding: clamp(24px, 3vw, 36px) !important;
    }

    .additional_content > section > div[style*="height: 6px"] {
        margin: calc(clamp(24px, 3vw, 36px) * -1)
                calc(clamp(24px, 3vw, 36px) * -1)
                24px !important;
    }

    .additional_content > section > div:nth-of-type(2) {
        gap: 28px !important;
    }
    
    .site-name a.navbar-brand::after {
        font-size: clamp(0.75rem, 1.2vw, 0.9rem);
    }
}

/* ==========================================================
   20 · RESPONSIVE · Mobile (≤ 767px)
   Brand+Toggle on top row, nav collapses below via Bootstrap.
   ========================================================== */
@media (max-width: 767px) {
    /* Stack: brand-row above collapsed menu */
    #headerNavigationContainer .navbar.navbar-default,
    #headerNavigationContainer > .container-fluid:not(:first-of-type) {
        flex-direction: column;
        align-items: stretch;
        gap: 0;
    }

    /* Brand + hamburger on the same row */
    .navbar-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        width: 100%;
    }

    /* Respect Bootstrap's collapse states on mobile */
    #nav-menu.navbar-collapse {
        display: none !important;
        flex-direction: column;
        align-items: stretch;
        padding: 12px 0 20px !important;
        border-top: 1px solid var(--ijrdo-border) !important;
        margin-top: 8px;
        gap: 10px;
        width: 100%;
    }

    #nav-menu.navbar-collapse.in {
        display: flex !important;
    }

    #nav-menu.navbar-collapse.collapsing {
        display: block !important;
    }

    #main-navigation {
        flex-direction: column;
        align-items: stretch;
        width: 100%;
        gap: 0;
    }

    #main-navigation > li > a {
        padding: 12px 16px;
        border-radius: var(--ijrdo-radius-sm);
        justify-content: space-between;
        white-space: normal;
    }

    #main-navigation > li > a::after { display: none; }

    #main-navigation > li > a:hover,
    #main-navigation > li.active > a,
    #main-navigation > li.open > a {
        background: var(--ijrdo-surface-2) !important;
    }

    #main-navigation .dropdown-menu {
        position: static;
        float: none;
        width: 100%;
        margin-top: 4px;
        box-shadow: none;
        border: 0;
        background: var(--ijrdo-surface-3);
        padding: 4px;
    }

    /* Search occupies full width below menu */
    .pull-md-right { width: 100%; margin-top: 4px; }
    .navbar-form { width: 100%; flex-wrap: wrap; gap: 8px; }
    .navbar-form .form-group { flex: 1 1 100%; }

    .navbar-form .form-control,
    .navbar-form .form-control:focus { width: 100%; }

    .navbar-form .btn-default { width: 100%; }

    .site-name a.navbar-brand {
        font-size: 0.95rem !important;
        gap: 10px;
        flex-wrap: wrap;
    }
    
    .site-name a.navbar-brand::after {
        width: 100%;
        margin-left: 0;
        font-size: 0.75rem;
        text-align: left;
    }

    .navbar-brand-logo img {
        width: 70px;
    }

    #navigationUser {
        justify-content: flex-end;
    }

    #navigationUser > li.dropdown > a {
        padding: 4px 10px 4px 4px !important;
        font-size: 12px;
    }

    /* Body */
    .pkp_structure_content.container { padding-block: 24px; }
    .pkp_structure_content .row { gap: 20px; }

    .journal-description {
        padding: 20px 20px 20px 24px;
        margin-bottom: 28px;
    }

    .article-summary.media {
        padding: 18px 20px;
        gap: 14px;
        flex-direction: column;
    }

    .article-summary .media-heading { font-size: 0.98rem; }

    .additional_content { margin-bottom: 32px !important; }

    .additional_content > section > div:nth-of-type(2) {
        flex-direction: column !important;
        gap: 20px !important;
    }

    .additional_content div[style*="flex: 0 0 220px"],
    .additional_content > section > div:nth-of-type(2) > div:first-child {
        flex: 0 0 auto !important;
        width: 100%;
        max-width: 280px;
        margin: 0 auto;
    }

    .additional_content h2 { font-size: 1.5rem !important; }

    .additional_content div[style*="grid-template-columns"] {
        grid-template-columns: 1fr !important;
        gap: 10px !important;
        padding: 18px 20px !important;
    }

    .additional_content a[href*="submissions"],
    .additional_content a[href*="issue/archive"] {
        padding: 12px 22px !important;
        font-size: 13px !important;
        width: 100%;
        justify-content: center;
    }

    /* Footer */
    footer.footer > .container > .row { flex-direction: column; }

    footer.footer > .container > .row > .col-md-10 {
        flex: 1 1 100%;
        width: 100% !important;
    }

    footer.footer .col-md-10 > footer > div {
        padding: 28px 24px 20px !important;
    }

    footer.footer .col-md-10 > footer > div > div:first-child {
        gap: 24px !important;
        flex-direction: column;
    }
}

/* ==========================================================
   20B · RESPONSIVE · Small Mobile (≤ 480px)
   Phone-sized: extra trim on logo, brand text, top bar.
   ========================================================== */
@media (max-width: 480px) {
    #headerNavigationContainer .container-fluid {
        padding-inline: 12px;
    }

    .navbar-brand-logo img {
        width: 56px;
    }

    .site-name a.navbar-brand {
        font-size: 0.85rem !important;
        gap: 8px;
    }
    
    .site-name a.navbar-brand::after {
        font-size: 0.7rem;
    }

    #navigationUser > li.dropdown > a {
        padding: 3px 8px 3px 3px !important;
        font-size: 11.5px;
        gap: 6px;
    }

    #navigationUser > li.dropdown > a::before {
        width: 22px;
        height: 22px;
    }

    .navbar-toggle {
        padding: 7px 9px;
    }

    .additional_content > section {
        padding: 20px !important;
        border-radius: var(--ijrdo-radius-lg);
    }

    .additional_content > section > div[style*="height: 6px"] {
        margin: -20px -20px 20px !important;
    }

    .additional_content h2 { font-size: 1.3rem !important; }

    .article-summary.media {
        padding: 16px;
    }

    .pkp_structure_content.container {
        padding-inline: 12px;
    }

    footer.footer > .container { padding-inline: 12px; }

    footer.footer .col-md-10 > footer > div {
        padding: 24px 18px 18px !important;
    }
}

/* ==========================================================
   21 · ACCESSIBILITY
   ========================================================== */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: .01ms !important;
        transition-duration: .01ms !important;
    }
}

#headerNavigationContainer a:focus-visible,
#headerNavigationContainer button:focus-visible,
#headerNavigationContainer input:focus-visible,
.pkp_structure_content a:focus-visible,
footer.footer a:focus-visible,
#sidebar a:focus-visible {
    outline: 2px solid var(--ijrdo-accent);
    outline-offset: 3px;
    border-radius: 4px;
}