/* =====================================================
   OJS-LIKE JOURNAL MANAGEMENT SYSTEM - MAIN STYLES
   Primary: Murky Green | Secondary: Orange
   ===================================================== */

:root {
    --primary: #4a6741;
    --primary-dark: #344d2e;
    --primary-light: #6b8f62;
    --secondary: #e07b22;
    --secondary-dark: #c0641a;
    --secondary-light: #f59a4a;
    --black: #1a1a1a;
    --dark: #2d2d2d;
    --gray-dark: #555;
    --gray: #888;
    --gray-light: #c8c8c8;
    --off-white: #f4f6f3;
    --white: #ffffff;
    --border: #d4ddd2;
    --shadow: rgba(74, 103, 65, 0.15);
    --font-main: Tahoma, Tahoma, 'Segoe UI', Arial, sans-serif;
    --font-ui: Tahoma, 'Segoe UI', Arial, sans-serif;
}

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

body {
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
    background: var(--off-white);
    color: var(--black);
    line-height: 1.7;
    font-size: 16.1px;
}

a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--secondary); }
img { max-width: 100%; height: auto; }

/* Global icon sizing - boost all FA icons */
.fas, .far, .fab, .fa {
    font-size: 1.15em;
    vertical-align: middle;
}

/* ===================================================
   HEADER - Style like ADSUJSR (dual logos)
   =================================================== */
#site-header {
    background: var(--primary-dark);
    border-bottom: 4px solid var(--secondary);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 12px rgba(0,0,0,0.3);
}

.header-top {
    background: var(--primary-dark);
    padding: 12px 0;
}

.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 15px;
}

.header-logo-left img,
.header-logo-right img {
    height: 85px;
    width: auto;
    object-fit: contain;
}

/* Logo placeholders — fixed size, no stretching */
.header-logo-left,
.header-logo-right {
    flex-shrink: 0;
    width: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.header-logo-left .logo-placeholder,
.header-logo-right .logo-placeholder {
    width: 95px;
    height: 85px;
    background: rgba(255,255,255,0.1);
    border: 2px dashed rgba(255,255,255,0.35);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.55);
    font-size: 10.2px;
    text-align: center;
    padding: 6px;
    line-height: 1.4;
}

/* ===================================================
   AUTH BAR — Login/Register strip below nav
   =================================================== */
#auth-bar {
    background: var(--primary-dark);
    border-bottom: 2px solid var(--secondary);
    padding: 7px 0;
}

.auth-bar-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 14px;
    font-size: 12px;
    color: rgba(255,255,255,0.6);
}

.auth-bar-btns {
    display: flex;
    gap: 8px;
}

.auth-bar-login,
.auth-bar-register {
    padding: 5px 16px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
    transition: all 0.2s;
}

.auth-bar-login {
    color: rgba(255,255,255,0.85);
    border: 1px solid rgba(255,255,255,0.35);
    background: transparent;
}

.auth-bar-login:hover {
    background: rgba(255,255,255,0.12);
    color: #fff;
}

.auth-bar-register {
    background: var(--secondary);
    color: #fff !important;
    border: 1px solid var(--secondary-dark);
}

.auth-bar-register:hover {
    background: var(--secondary-dark);
    color: #fff;
}

.header-center {
    flex: 1;
    text-align: center;
}

.journal-title {
    font-size: 23.5px;
    font-weight: bold;
    color: var(--white);
    text-transform: uppercase;
    letter-spacing: 1px;
    line-height: 1.3;
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
}

.journal-subtitle {
    font-size: 13.9px;
    color: rgba(255,255,255,0.75);
    font-style: italic;
    margin-top: 3px;
}

.journal-issn {
    font-size: 11.8px;
    color: var(--secondary-light);
    margin-top: 4px;
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
}

/* Navigation Bar */
#main-nav {
    background: var(--primary);
    border-top: 1px solid var(--primary-light);
}

.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-links {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-links li a {
    display: block;
    padding: 12px 16px;
    color: rgba(255,255,255,0.9);
    font-size: 14.4px;
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.2s;
    border-bottom: 3px solid transparent;
}

.nav-links li a:hover,
.nav-links li a.active {
    background: var(--primary-dark);
    color: var(--secondary-light);
    border-bottom-color: var(--secondary);
}

.nav-user {
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav-user a {
    padding: 6px 14px;
    border-radius: 4px;
    font-size: 13.9px;
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
    font-weight: 500;
    transition: all 0.2s;
}

.btn-login {
    color: rgba(255,255,255,0.85);
    border: 1px solid rgba(255,255,255,0.4);
}

.btn-login:hover {
    background: rgba(255,255,255,0.15);
    color: #fff;
}

.btn-register {
    background: var(--secondary);
    color: #fff !important;
    border: 1px solid var(--secondary-dark);
}

.btn-register:hover {
    background: var(--secondary-dark);
}

.notification-bell {
    position: relative;
    color: rgba(255,255,255,0.85);
    font-size: 19.2px;
    padding: 6px;
}

.notif-count {
    position: absolute;
    top: 0;
    right: 0;
    background: var(--secondary);
    color: #fff;
    font-size: 10.7px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
}

/* ===================================================
   MAIN LAYOUT - stnanojournal style (sidebar + content)
   =================================================== */
#page-wrapper {
    max-width: 1200px;
    margin: 0 auto;
    padding: 25px 20px;
}

.page-layout {
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: 25px;
    align-items: start;
}

.page-layout.full-width {
    grid-template-columns: 1fr;
}

/* Main Content */
.main-content {
    min-width: 0;
}

/* ===================================================
   SIDEBAR
   =================================================== */
.sidebar {
    position: sticky;
    top: 90px;
}

.sidebar-widget {
    background: var(--white);
    border: 1px solid var(--border);
    border-top: 3px solid var(--primary);
    border-radius: 0 0 6px 6px;
    margin-bottom: 20px;
    overflow: hidden;
}

.sidebar-widget-title {
    background: var(--primary);
    color: var(--white);
    padding: 10px 15px;
    font-size: 13.9px;
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.sidebar-widget-body {
    padding: 15px;
}

.sidebar-widget-body ul {
    list-style: none;
}

.sidebar-widget-body ul li {
    border-bottom: 1px solid var(--off-white);
    padding: 7px 0;
    font-size: 14.4px;
}

.sidebar-widget-body ul li:last-child {
    border-bottom: none;
}

.sidebar-widget-body ul li a {
    color: var(--primary-dark);
    font-weight: 500;
}

.sidebar-widget-body ul li a:hover {
    color: var(--secondary);
}

/* ===================================================
   HOMEPAGE HERO / JOURNAL INFO BOX
   =================================================== */
.journal-info-box {
    background: #ffffff;
    color: var(--black);
    padding: 35px 35px 30px 40px;
    border-radius: 6px;
    margin-bottom: 25px;
    border-left: 8px solid var(--primary);
    box-shadow: 0 2px 16px rgba(74,103,65,0.10);
    position: relative;
}

.journal-info-box h1 {
    font-size: 27.8px;
    margin-bottom: 12px;
    color: var(--primary-dark);
    font-weight: bold;
}

.journal-info-box p {
    color: var(--gray-dark);
    font-size: 15.4px;
    line-height: 1.8;
    margin-bottom: 12px;
}

.journal-info-box .info-meta {
    display: flex;
    gap: 0;
    flex-wrap: wrap;
    margin-top: 18px;
    padding-top: 16px;
    border-top: 2px solid var(--off-white);
}

.journal-info-box .info-meta span {
    font-size: 13px;
    color: var(--gray-dark);
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
    background: var(--off-white);
    padding: 5px 14px;
    margin-right: 8px;
    margin-bottom: 8px;
    border-radius: 3px;
    border-left: 3px solid var(--secondary);
}

.journal-info-box .info-meta span strong {
    color: var(--primary-dark);
}

/* ===================================================
   SECTION HEADERS
   =================================================== */
.section-header {
    border-left: 4px solid var(--secondary);
    padding-left: 12px;
    margin-bottom: 18px;
}

.section-header h2 {
    font-size: 21.4px;
    color: var(--primary-dark);
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
}

.section-header p {
    font-size: 13.9px;
    color: var(--gray);
    margin-top: 3px;
}

/* ===================================================
   ARTICLE CARDS (stnanojournal-like grid/list)
   =================================================== */
.articles-grid {
    display: grid;
    gap: 18px;
}

.article-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 20px;
    transition: box-shadow 0.2s, border-color 0.2s;
    border-left: 3px solid transparent;
}

.article-card:hover {
    box-shadow: 0 4px 16px var(--shadow);
    border-left-color: var(--secondary);
}

.article-card-meta {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 8px;
}

.article-card-meta span {
    font-size: 12.3px;
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
    color: var(--gray);
    background: var(--off-white);
    padding: 2px 8px;
    border-radius: 3px;
}

.article-card-meta .section-tag {
    background: rgba(74,103,65,0.12);
    color: var(--primary-dark);
    font-weight: 600;
}

.article-card h3 {
    font-size: 18.1px;
    color: var(--primary-dark);
    margin-bottom: 8px;
    line-height: 1.4;
}

.article-card h3 a {
    color: var(--primary-dark);
}

.article-card h3 a:hover {
    color: var(--secondary-dark);
}

.article-card .authors {
    font-size: 13.9px;
    color: var(--gray-dark);
    font-style: italic;
    margin-bottom: 8px;
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
}

.article-card .abstract-excerpt {
    font-size: 14.4px;
    color: var(--gray-dark);
    line-height: 1.6;
    margin-bottom: 12px;
}

.article-card-actions {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
}

.article-card-stats {
    margin-left: auto;
    font-size: 12.9px;
    color: var(--gray);
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
}

/* ===================================================
   BUTTONS
   =================================================== */
.btn {
    display: inline-block;
    padding: 7px 16px;
    border-radius: 4px;
    font-size: 13.9px;
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
    font-weight: 500;
    cursor: pointer;
    border: none;
    transition: all 0.2s;
    text-align: center;
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
}

.btn-primary:hover {
    background: var(--primary-dark);
    color: var(--white);
}

.btn-secondary {
    background: var(--secondary);
    color: var(--white);
}

.btn-secondary:hover {
    background: var(--secondary-dark);
    color: var(--white);
}

.btn-outline {
    background: transparent;
    border: 1.5px solid var(--primary);
    color: var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: var(--white);
}

.btn-sm { padding: 4px 10px; font-size: 12.9px; }
.btn-lg { padding: 11px 24px; font-size: 16.1px; }

.btn-danger { background: #c0392b; color: #fff; }
.btn-danger:hover { background: #a93226; color: #fff; }

.btn-success { background: #27ae60; color: #fff; }
.btn-success:hover { background: #219150; color: #fff; }

/* ===================================================
   ISSUE COVER BOX
   =================================================== */
.current-issue-box {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 6px;
    overflow: hidden;
    margin-bottom: 25px;
}

.current-issue-header {
    background: var(--primary);
    color: var(--white);
    padding: 10px 18px;
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
    font-size: 13.9px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.current-issue-body {
    padding: 18px;
    display: flex;
    gap: 18px;
}

.issue-cover {
    width: 100px;
    flex-shrink: 0;
}

.issue-cover img {
    width: 100%;
    border: 1px solid var(--border);
    box-shadow: 2px 2px 8px rgba(0,0,0,0.1);
}

.issue-cover .no-cover {
    width: 100px;
    height: 135px;
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-light));
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.7);
    font-size: 11.8px;
    text-align: center;
    border-radius: 3px;
}

.issue-info h3 {
    font-size: 17.1px;
    color: var(--primary-dark);
    margin-bottom: 5px;
}

.issue-info p {
    font-size: 13.9px;
    color: var(--gray);
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
}

/* ===================================================
   ARTICLE DETAIL PAGE
   =================================================== */
.article-detail {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 30px;
    margin-bottom: 20px;
}

.article-detail .article-title {
    font-size: 25.7px;
    color: var(--primary-dark);
    line-height: 1.4;
    margin-bottom: 15px;
    border-bottom: 2px solid var(--off-white);
    padding-bottom: 15px;
}

.article-detail .article-authors-list {
    color: var(--gray-dark);
    font-size: 15px;
    margin-bottom: 10px;
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
}

.article-detail .article-publication-info {
    background: var(--off-white);
    padding: 12px 18px;
    border-radius: 4px;
    margin-bottom: 20px;
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}

.article-detail .article-publication-info span {
    font-size: 13.9px;
    color: var(--gray-dark);
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
}

.article-detail .article-publication-info span strong {
    color: var(--primary-dark);
}

.article-detail .section-label {
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
    font-weight: 700;
    font-size: 13.9px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--primary);
    margin-bottom: 8px;
    margin-top: 20px;
}

.article-detail .abstract-text {
    font-size: 15.4px;
    line-height: 1.8;
    color: var(--dark);
    text-align: justify;
    margin-bottom: 15px;
    border-left: 3px solid var(--secondary);
    padding-left: 15px;
}

.keywords-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 8px;
}

.keyword-tag {
    background: rgba(74,103,65,0.1);
    color: var(--primary-dark);
    border: 1px solid rgba(74,103,65,0.25);
    padding: 3px 12px;
    border-radius: 20px;
    font-size: 13.3px;
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
}

/* ===================================================
   FORMS
   =================================================== */
.form-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 28px;
}

.form-card h2 {
    font-size: 21.4px;
    color: var(--primary-dark);
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--off-white);
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
}

.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    font-size: 14.4px;
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 6px;
}

.form-group label .required {
    color: #c0392b;
    margin-left: 3px;
}

.form-control {
    width: 100%;
    padding: 9px 13px;
    border: 1.5px solid var(--gray-light);
    border-radius: 4px;
    font-size: 15px;
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
    color: var(--dark);
    background: var(--white);
    transition: border-color 0.2s;
    outline: none;
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(74,103,65,0.12);
}

textarea.form-control {
    min-height: 120px;
    resize: vertical;
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23555' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 35px;
}

.form-hint {
    font-size: 12.9px;
    color: var(--gray);
    margin-top: 4px;
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
}

/* ===================================================
   ALERTS / FLASH MESSAGES
   =================================================== */
.alert {
    padding: 12px 18px;
    border-radius: 4px;
    margin-bottom: 18px;
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
    font-size: 15px;
    border-left: 4px solid;
}

.alert-success {
    background: #eafaf1;
    color: #1e7e34;
    border-left-color: #27ae60;
}

.alert-error, .alert-danger {
    background: #fdf0ef;
    color: #c0392b;
    border-left-color: #e74c3c;
}

.alert-warning {
    background: #fef9e7;
    color: #856404;
    border-left-color: var(--secondary);
}

.alert-info {
    background: #eaf4fb;
    color: #1a5276;
    border-left-color: #3498db;
}

/* ===================================================
   BADGES / STATUS
   =================================================== */
.badge {
    display: inline-block;
    padding: 3px 9px;
    border-radius: 12px;
    font-size: 12.3px;
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
    font-weight: 600;
}

.badge-primary { background: var(--primary); color: #fff; }
.badge-secondary { background: var(--gray); color: #fff; }
.badge-success { background: #27ae60; color: #fff; }
.badge-danger { background: #e74c3c; color: #fff; }
.badge-warning { background: #f39c12; color: #fff; }
.badge-info { background: #3498db; color: #fff; }
.badge-orange { background: var(--secondary); color: #fff; }

/* ===================================================
   TABLES
   =================================================== */
.table-wrapper {
    overflow-x: auto;
    border-radius: 6px;
    border: 1px solid var(--border);
}

table.data-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--white);
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
    font-size: 14.4px;
}

table.data-table th {
    background: var(--primary);
    color: var(--white);
    padding: 11px 14px;
    text-align: left;
    font-weight: 600;
    font-size: 13.3px;
    text-transform: uppercase;
    letter-spacing: 0.4px;
    white-space: nowrap;
}

table.data-table td {
    padding: 10px 14px;
    border-bottom: 1px solid var(--off-white);
    vertical-align: middle;
}

table.data-table tr:hover td {
    background: rgba(74,103,65,0.04);
}

table.data-table tr:last-child td {
    border-bottom: none;
}

/* ===================================================
   PAGINATION
   =================================================== */
.pagination {
    display: flex;
    gap: 5px;
    justify-content: center;
    margin: 25px 0;
    flex-wrap: wrap;
}

.pagination a, .pagination span {
    display: block;
    width: 36px;
    height: 36px;
    line-height: 36px;
    text-align: center;
    border-radius: 4px;
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
    font-size: 13.9px;
    font-weight: 500;
    transition: all 0.2s;
    border: 1px solid var(--border);
    background: var(--white);
    color: var(--primary);
}

.pagination a:hover { background: var(--primary); color: #fff; border-color: var(--primary); }
.pagination span.current { background: var(--primary); color: #fff; border-color: var(--primary); }

/* ===================================================
   STATS BOX (homepage)
   =================================================== */
.stats-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
    margin-bottom: 25px;
}

.stat-box {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 18px;
    text-align: center;
    border-top: 3px solid var(--primary);
}

.stat-box .stat-number {
    font-size: 34.2px;
    font-weight: bold;
    color: var(--primary);
    display: block;
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
}

.stat-box .stat-label {
    font-size: 12.9px;
    color: var(--gray);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
}

/* ===================================================
   ANNOUNCEMENT BOX
   =================================================== */
.announcement-item {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 16px 20px;
    margin-bottom: 12px;
    border-left: 3px solid var(--secondary);
}

.announcement-item h4 {
    color: var(--primary-dark);
    font-size: 16.1px;
    margin-bottom: 6px;
}

.announcement-item p {
    color: var(--gray-dark);
    font-size: 14.4px;
}

.announcement-item .ann-date {
    font-size: 12.9px;
    color: var(--gray);
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
    margin-top: 8px;
}

/* ===================================================
   ADMIN PANEL STYLES
   =================================================== */
.admin-layout {
    display: grid;
    grid-template-columns: 240px 1fr;
    min-height: 100vh;
}

.admin-sidebar {
    background: var(--primary-dark);
    padding: 20px 0;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
}

.admin-sidebar .admin-brand {
    padding: 15px 20px 20px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    margin-bottom: 10px;
}

.admin-sidebar .admin-brand span {
    color: var(--secondary-light);
    font-size: 15px;
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.admin-sidebar ul { list-style: none; }

.admin-sidebar ul li a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 20px;
    color: rgba(255,255,255,0.8);
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
    font-size: 14.4px;
    transition: all 0.2s;
    border-left: 3px solid transparent;
}

.admin-sidebar ul li a:hover,
.admin-sidebar ul li a.active {
    background: rgba(255,255,255,0.08);
    color: var(--white);
    border-left-color: var(--secondary);
}

.admin-sidebar ul li.nav-section {
    padding: 12px 20px 5px;
    color: rgba(255,255,255,0.4);
    font-size: 11.2px;
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.admin-main {
    background: var(--off-white);
    padding: 25px 30px;
}

.admin-topbar {
    background: var(--white);
    padding: 14px 25px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin: -25px -30px 25px;
}

.admin-topbar h1 {
    font-size: 19.2px;
    color: var(--primary-dark);
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
}

.admin-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 18px;
    margin-bottom: 25px;
}

.admin-card {
    background: var(--white);
    border-radius: 6px;
    padding: 20px;
    border: 1px solid var(--border);
    border-left: 4px solid var(--primary);
}

.admin-card.orange { border-left-color: var(--secondary); }
.admin-card.green { border-left-color: #27ae60; }
.admin-card.red { border-left-color: #e74c3c; }

.admin-card h3 {
    font-size: 30px;
    color: var(--primary-dark);
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
    margin-bottom: 4px;
}

.admin-card p {
    font-size: 13.3px;
    color: var(--gray);
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
    text-transform: uppercase;
    letter-spacing: 0.4px;
}

/* ===================================================
   FOOTER - stnanojournal style (multi-column)
   =================================================== */
#site-footer {
    background: var(--black);
    color: rgba(255,255,255,0.75);
    margin-top: 50px;
}

.footer-main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px 30px;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 30px;
}

.footer-col h4 {
    color: var(--secondary-light);
    font-size: 13.9px;
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 14px;
    padding-bottom: 8px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-col p {
    font-size: 13.9px;
    line-height: 1.8;
    color: rgba(255,255,255,0.65);
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 8px;
}

.footer-col ul li a {
    color: rgba(255,255,255,0.65);
    font-size: 13.9px;
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
    transition: color 0.2s;
}

.footer-col ul li a:hover {
    color: var(--secondary-light);
}

.footer-col ul li a::before {
    content: '› ';
    color: var(--secondary);
}

.footer-contact-info {
    font-size: 13.9px;
    color: rgba(255,255,255,0.65);
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
    line-height: 1.8;
}

.footer-contact-info strong {
    color: rgba(255,255,255,0.85);
}

.footer-bottom {
    background: rgba(0,0,0,0.4);
    padding: 14px 20px;
    text-align: center;
}

.footer-bottom-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.footer-bottom p {
    font-size: 13.3px;
    color: rgba(255,255,255,0.5);
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
}

.footer-bottom a {
    color: var(--secondary-light);
}

.footer-license {
    font-size: 12.9px;
    color: rgba(255,255,255,0.45);
    font-family: Tahoma, 'Segoe UI', Arial, sans-serif;
}

/* ===================================================
   RESPONSIVE
   =================================================== */
@media (max-width: 960px) {
    .page-layout { grid-template-columns: 1fr; }
    .sidebar { position: static; }
    .stats-row { grid-template-columns: repeat(2, 1fr); }
    .footer-main { grid-template-columns: 1fr 1fr; }
    .admin-layout { grid-template-columns: 1fr; }
    .admin-sidebar { display: none; }
}

@media (max-width: 640px) {
    .header-inner { flex-wrap: wrap; }
    .journal-title { font-size: 17.1px; }
    .nav-links { flex-wrap: wrap; }
    .nav-links li a { padding: 8px 10px; font-size: 12.9px; }
    .stats-row { grid-template-columns: 1fr 1fr; }
    .footer-main { grid-template-columns: 1fr; gap: 20px; }
    .form-row { grid-template-columns: 1fr; }
    .footer-bottom-inner { flex-direction: column; text-align: center; }
}

/* ===================================================
   MOBILE MENU
   =================================================== */
.mobile-menu-btn {
    display: none;
    background: none;
    border: 1.5px solid rgba(255,255,255,0.5);
    color: #fff;
    padding: 6px 10px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 19.2px;
}

@media (max-width: 768px) {
    .mobile-menu-btn { display: block; }
    .nav-links { display: none; width: 100%; }
    .nav-links.open { display: flex; flex-direction: column; }
    .nav-inner { flex-wrap: wrap; padding: 5px 20px; }
    .nav-user { margin-left: auto; }
}

/* ===================================================
   UTILITIES
   =================================================== */
.text-center { text-align: center; }
.text-right { text-align: right; }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 15px; }
.mt-3 { margin-top: 25px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 15px; }
.mb-3 { margin-bottom: 25px; }
.p-2 { padding: 15px; }
.p-3 { padding: 25px; }
.d-flex { display: flex; }
.gap-2 { gap: 12px; }
.flex-wrap { flex-wrap: wrap; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.w-100 { width: 100%; }
.text-muted { color: var(--gray); font-family: Tahoma, 'Segoe UI', Arial, sans-serif; font-size: 13.9px; }
.text-small { font-size: 13.3px; }
.divider { border: none; border-top: 1px solid var(--border); margin: 20px 0; }
.page-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 28px;
    margin-bottom: 20px;
}

/* Search box in nav */
.nav-search {
    display: flex;
    align-items: center;
}

.nav-search input {
    padding: 5px 10px;
    font-size: 13.9px;
    border: 1px solid rgba(255,255,255,0.3);
    background: rgba(255,255,255,0.1);
    color: #fff;
    border-radius: 4px 0 0 4px;
    outline: none;
    width: 160px;
}

.nav-search input::placeholder { color: rgba(255,255,255,0.5); }

.nav-search button {
    padding: 5px 10px;
    background: var(--secondary);
    color: #fff;
    border: none;
    border-radius: 0 4px 4px 0;
    cursor: pointer;
    font-size: 13.9px;
}

/* ===================================================
   ADMIN INLINE EDIT BUTTONS (public view — admin only)
   =================================================== */
.admin-edit-bar {
    background: #1a1a1a;
    border-bottom: 2px solid #e07b22;
    padding: 6px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 12px;
    font-family: Tahoma, sans-serif;
    color: rgba(255,255,255,0.6);
    position: sticky;
    top: 0;
    z-index: 1100;
}

.admin-edit-bar a {
    color: #f59a4a;
    padding: 3px 10px;
    border: 1px solid rgba(224,123,34,0.5);
    border-radius: 3px;
    font-size: 11.5px;
    transition: all 0.2s;
}

.admin-edit-bar a:hover {
    background: #e07b22;
    color: #fff;
    border-color: #e07b22;
}

.admin-edit-bar .bar-label {
    color: rgba(255,255,255,0.35);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-right: 4px;
}

/* Inline edit button on article cards */
.article-edit-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 9px;
    background: rgba(74,103,65,0.08);
    border: 1px solid rgba(74,103,65,0.25);
    border-radius: 3px;
    font-size: 11.5px;
    color: #4a6741;
    font-weight: 600;
    transition: all 0.2s;
    text-decoration: none;
}

.article-edit-btn:hover {
    background: #4a6741;
    color: #fff;
    border-color: #4a6741;
}

/* ===================================================
   MOBILE HEADER FIX
   =================================================== */
@media (max-width: 768px) {

    /* Header inner — stack vertically */
    .header-inner {
        flex-direction: column;
        align-items: center;
        padding: 10px 15px;
        gap: 8px;
    }

    /* Logos — smaller on mobile */
    .header-logo-left,
    .header-logo-right {
        width: 60px;
    }

    .header-logo-left img,
    .header-logo-right img {
        height: 55px;
    }

    .header-logo-left .logo-placeholder,
    .header-logo-right .logo-placeholder {
        width: 58px;
        height: 55px;
        font-size: 9px;
    }

    /* Logos side by side on mobile */
    .header-top .header-inner {
        display: grid;
        grid-template-columns: 60px 1fr 60px;
        align-items: center;
        gap: 8px;
    }

    /* Journal title smaller */
    .journal-title {
        font-size: 13px;
        letter-spacing: 0;
    }

    .journal-subtitle {
        font-size: 11px;
    }

    .journal-issn {
        font-size: 9.5px;
    }

    /* Nav */
    .nav-inner {
        padding: 5px 12px;
    }

    .nav-links li a {
        padding: 8px 10px;
        font-size: 11.5px;
    }

    /* Auth bar */
    .auth-bar-inner {
        flex-wrap: wrap;
        gap: 6px;
        padding: 5px 12px;
        font-size: 11.5px;
    }

    /* Nav search — hide on mobile */
    .nav-search {
        display: none;
    }

    /* Page wrapper */
    #page-wrapper {
        padding: 15px 12px;
    }

    /* Page layout — single column */
    .page-layout {
        grid-template-columns: 1fr;
        gap: 18px;
    }

    /* Article cards */
    .article-card {
        padding: 14px;
    }

    .article-card h3 {
        font-size: 14px;
    }

    /* Journal info box */
    .journal-info-box {
        padding: 18px 16px 16px 20px;
    }

    .journal-info-box h1 {
        font-size: 18px;
    }

    .journal-info-box .info-meta {
        gap: 0;
    }

    .journal-info-box .info-meta span {
        font-size: 11.5px;
        padding: 4px 8px;
        margin-right: 5px;
        margin-bottom: 5px;
    }

    /* Footer */
    .footer-main {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 25px 15px 20px;
    }

    /* Admin bar */
    .admin-edit-bar {
        flex-wrap: wrap;
        gap: 6px;
        padding: 6px 12px;
        font-size: 11px;
    }

    .admin-edit-bar a {
        font-size: 10.5px;
        padding: 3px 8px;
    }
}

@media (max-width: 480px) {
    .journal-title { font-size: 11.5px; }
    .journal-subtitle { font-size: 10px; }
    .journal-issn { display: none; }

    .header-logo-left,
    .header-logo-right {
        width: 50px;
    }

    .header-logo-left img,
    .header-logo-right img {
        height: 45px;
    }

    .nav-links li a {
        font-size: 11px;
        padding: 7px 8px;
    }

    .btn { font-size: 12px; padding: 6px 12px; }
    .btn-sm { font-size: 11px; padding: 4px 8px; }
}