* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: #f4f7f9;
    color: #333;
}

a {
    text-decoration: none;
}

header {
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}

header .up {
    background: #006798;
    padding: 20px 10%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

header .logo a {
    font-family: 'Inter', sans-serif;
    color: white;
    font-size: 32px;
    text-decoration: none;
}

header .nav a {
    font-family: 'Inter', sans-serif;
    color: white;
    font-size: 18px;
    text-decoration: none;
    margin-left: 20px;
}

header .down {
    background: #ffffff;
    padding: 15px 10%;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 20px;
    border-bottom: 1px solid #ddd;
}

header .down .nav a {
    font-family: 'Inter', sans-serif;
    color: #444;
    font-size: 18px;
    text-decoration: none;
    transition: color 0.3s;
}

header .down .nav a:hover {
    color: #006798;
}

.content {
    display: flex;
    flex-wrap: wrap;
    padding: 40px 10%;
    gap: 40px;
    background-color: #fff;
}

.about,
.articles,
.editor {
    flex: 1 1 60%;
    font-family: 'Inter', sans-serif;
}

.about h2,
.articles h2,
.editor h2 {
    font-size: 2rem;
    margin-bottom: 20px;
    font-weight: bold;
    border-bottom: 2px solid #ccc;
    padding-bottom: 5px;
    color: #2c3e50;
}

.about img {
    max-width: 100%;
    height: auto;
    margin: 20px 0;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.about p,
.articles p,
.editor p {
    margin-bottom: 20px;
    font-size: 1.05rem;
    line-height: 1.7;
    text-align: justify;
}

.about strong {
    color: #2c3e50;
}

.articles {
    padding: 16px;
}

.article {
    border-bottom: 1px solid #ddd;
    font-family: Arial, sans-serif;
}

.article .title {
    display: block;
    color: #006798;
    font-size: 22px;
    font-weight: 600;
    text-decoration: none;
    margin-bottom: 8px;
    line-height: 1.4;
    transition: color 0.3s ease;
}

.article .title:hover {
    color: #004c6d;
    text-decoration: underline;
}

.article .author {
    font-size: 14px;
    font-weight: 500;
    color: #333;
    margin-bottom: 10px;
}

.article .read-more {
    font-size: 14px;
    color: #006798;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.article .read-more:hover {
    color: #004c6d;
    text-decoration: underline;
}

.editor {
    max-width: 700px;
    margin: 0 auto;
    padding: 24px;
    font-family: "Segoe UI", Tahoma, sans-serif;
    color: #222;
    border-bottom: 1px solid #ddd;
}

.editor .intro {
    font-size: 16px;
    line-height: 1.6;
    margin-bottom: 24px;
    color: #444;
}

.editor-member {
    margin-bottom: 32px;
}

.editor-member .role {
    font-size: 20px;
    font-weight: 600;
    color: #006798;
    margin-bottom: 8px;
}

.editor-member .name {
    font-size: 16px;
    font-weight: bold;
    margin-bottom: 4px;
}

.editor-member .affiliation {
    font-size: 15px;
    line-height: 1.5;
    color: #333;
}

.sidebar {
    flex: 1 1 25%;
    padding: 20px;
    background: #f1f5f8;
    border-left: 3px solid #006798;
    border-radius: 4px;
    display: flex;
    flex-direction: column;
    gap: 15px;
    min-width: 220px;
}

.sidebar a {
    font-family: 'Inter', sans-serif;
    color: white;
    background: #006798;
    font-size: 14px;
    font-weight: 400;
    text-decoration: none;
    padding: 10px 15px;
    border-radius: 4px;
    transition: background 0.3s;
}

.sidebar a:hover {
    background: #004d73;
}

.sidebar .details {
    background: #eaf2f7;
    color: #333;
    border-radius: 4px;
    padding: 12px 10px;
    font-size: 14px;
    margin-top: 10px;
}

.sidebar .details div {
    margin-bottom: 6px;
}

.sidebar .details strong {
    color: #006798;
}

.auth-container {
    max-width: 350px;
    margin: 60px auto;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.08);
    padding: 32px 28px 24px 28px;
}

.auth-tabs {
    display: flex;
    justify-content: center;
    margin-bottom: 24px;
}

.auth-tabs button {
    flex: 1;
    padding: 10px 0;
    border: none;
    background: none;
    font-size: 16px;
    font-weight: 600;
    color: #888;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: color 0.2s, border-bottom 0.2s;
}

.auth-tabs button.active {
    color: #006798;
    border-bottom: 2.5px solid #006798;
}

.auth-form {
    display: flex;
    flex-direction: column;
}

.auth-form h2 {
    text-align: center;
    margin-bottom: 18px;
    color: #006798;
}
.auth-form label {
    display: block;
    font-size: 15px;
    color: #006798;
    font-weight: 500;
    margin-bottom: 4px;
    margin-top: 10px;
    letter-spacing: 0.2px;
}

.auth-form input {
    margin-bottom: 14px;
    padding: 10px 12px;
    border: 1px solid #dbe6ee;
    border-radius: 5px;
    font-size: 15px;
    background: #f7fafc;
    transition: border 0.2s;
}

.auth-form input:focus {
    border: 1.5px solid #006798;
    outline: none;
}

.auth-form button[type="submit"] {
    background: linear-gradient(90deg, #006798 60%, #0099c5 100%);
    color: #fff;
    border: none;
    border-radius: 5px;
    padding: 11px 0;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    margin-top: 6px;
    transition: background 0.2s;
}

.auth-form button[type="submit"]:hover {
    background: linear-gradient(90deg, #0099c5 60%, #006798 100%);
}


label {
    display: flex;
    color: #006798;
    font-family: 'Inter', sans-serif;
    font-size: 11px;
    padding: 10px;
}

label input {
    margin-right: 10px;
    width: 20px;
    height: 20px;
    cursor: pointer;
}



.auth-form>input,
.auth-form select {
    width: 100%;
    margin-bottom: 14px;
    padding: 10px 12px;
    border: 1.5px solid #dbe6ee;
    border-radius: 5px;
    font-size: 15px;
    background: #f7fafc;
    color: #222;
    transition: border 0.2s, box-shadow 0.2s;
    box-sizing: border-box;
}

.auth-form input:focus,
.auth-form select:focus {
    border-color: #0099c5;
    outline: none;
    box-shadow: 0 0 0 2px #e0f3fa;
}

.auth-form select {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M6 8L0.803847 0.5L11.1962 0.5L6 8Z' fill='%230099c5'/%3E%3C/svg%3E%0A");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 16px 12px;
    cursor: pointer;
}

.auth-form input[type="password"] {
    letter-spacing: 0.1em;
}

.auth-form input::placeholder,
.auth-form select {
    color: #888;
    opacity: 1;
}

@media (max-width: 768px) {

    .header .up,
    .header .down,
    .content {
        padding: 20px;
    }

    header .nav a {
        font-size: 16px;
        margin-left: 10px;
    }

    .about,
    .sidebar {
        flex: 1 1 100%;
    }
}

@import url('https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css');




.profile-container.full-width {
    max-width: 100vw;
    width: 100vw;
    border-radius: 0;
    box-shadow: none;
    padding: 36px 0 28px 0;
}

.profile-container {
    background: #fff;
}

.profile-tabs {
    display: flex;
    border-bottom: 1.5px solid #e3e9f1;
    margin-bottom: 28px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.tab-btn {
    flex: 1;
    padding: 14px 0;
    border: none;
    background: none;
    font-size: 17px;
    font-weight: 600;
    color: #888;
    cursor: pointer;
    border-bottom: 2.5px solid transparent;
    transition: color 0.2s, border-bottom 0.2s;
    letter-spacing: 0.5px;
}

.tab-btn.active {
    color: #006798;
    border-bottom: 2.5px solid #006798;
    background: #f7fafc;
}

.tab-content {
    display: block;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.profile-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.profile-form h2 {
    color: #006798;
    margin-bottom: 18px;
    text-align: left;
    font-size: 22px;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.profile-img-section {
    display: flex;
    align-items: center;
    gap: 22px;
    margin-bottom: 14px;
}

.profile-img {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    border: 2.5px solid #e3e9f1;
    background: #f7fafc;
}

.upload-btn {
    display: inline-block;
    cursor: pointer;
    color: #006798;
    font-weight: 500;
    font-size: 15px;
    border: 1px solid #e3e9f1;
    border-radius: 5px;
    padding: 7px 16px;
    background: #f7fafc;
    transition: background 0.2s, color 0.2s;
}

.upload-btn input[type="file"] {
    display: none;
}

.upload-btn:hover {
    background: #eaf2f7;
    color: #0099c5;
}

.form-row {
    display: flex;
    gap: 12px;
}

.profile-form input,
.profile-form select {
    width: 100%;
    padding: 11px 13px;
    border: 1.5px solid #dbe6ee;
    border-radius: 5px;
    font-size: 15px;
    background: #f7fafc;
    color: #222;
    transition: border 0.2s, box-shadow 0.2s;
    box-sizing: border-box;
}

.profile-form input:focus,
.profile-form select:focus {
    border-color: #0099c5;
    outline: none;
    box-shadow: 0 0 0 2px #e0f3fa;
}

.save-btn {
    background: linear-gradient(90deg, #006798 60%, #0099c5 100%);
    color: #fff;
    border: none;
    border-radius: 5px;
    padding: 12px 0;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    margin-top: 12px;
    transition: background 0.2s;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: 8px;
    justify-content: center;
}

.save-btn:hover {
    background: linear-gradient(90deg, #0099c5 60%, #006798 100%);
}

.notif-section {
    margin-bottom: 22px;
    padding-bottom: 12px;
    border-bottom: 1px solid #f0f0f0;
}

.notif-section h4 {
    color: #006798;
    margin-bottom: 8px;
    font-size: 15px;
    font-weight: 600;
}

.notif-row {
    display: flex;
    align-items: center;
    gap: 18px;
    margin-bottom: 8px;
    flex-wrap: wrap;
}

.notif-row label {
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 7px;
    cursor: pointer;
    margin-bottom: 0;
    white-space: nowrap;
}

.notif-desc {
    font-size: 13px;
    color: #666;
    margin-bottom: 18px;
    background: #f7fafc;
    border-left: 3px solid #0099c5;
    padding: 10px 14px;
    border-radius: 4px;
}

@media (max-width: 1100px) {

    .profile-container.full-width,
    .tab-content,
    .profile-tabs {
        max-width: 100vw;
    }
}

@media (max-width: 700px) {
    .profile-container.full-width {
        padding: 10px 0 10px 0;
    }

    .tab-content {
        padding: 0 6px;
    }

    .profile-tabs {
        flex-direction: column;
        gap: 0;
    }

    .form-row {
        flex-direction: column;
        gap: 0;
    }

    .profile-img-section {
        flex-direction: column;
        gap: 10px;
        align-items: flex-start;
    }

    .notif-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
    }
}

/* Enhanced Current Issue Section */
.current-issue {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    margin-bottom: 40px;
}

.section-header {
    background: linear-gradient(135deg, #006798 0%, #004d73 100%);
    color: white;
    padding: 30px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 4px solid #004d73;
}

.header-content {
    flex: 1;
}

.section-title {
    font-family: 'Inter', sans-serif;
    font-size: 28px;
    font-weight: 700;
    margin: 0 0 8px 0;
    color: white;
}

.section-subtitle {
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
    font-style: italic;
}

.header-actions {
    flex-shrink: 0;
}

.view-all-btn {
    background: rgba(255, 255, 255, 0.15);
    color: white;
    text-decoration: none;
    padding: 12px 24px;
    border-radius: 6px;
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 500;
    border: 2px solid rgba(255, 255, 255, 0.3);
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.view-all-btn:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.articles-container {
    padding: 40px;
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.article-card {
    background: #f8fafb;
    border: 1px solid #e3e9f1;
    border-radius: 8px;
    padding: 30px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.article-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: #006798;
    transform: scaleY(0);
    transition: transform 0.3s ease;
}

.article-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
    border-color: #006798;
}

.article-card:hover::before {
    transform: scaleY(1);
}

.article-content {
    position: relative;
    z-index: 1;
}

.article-category {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.category-tag, .issue-tag {
    background: #006798;
    color: white;
    font-size: 12px;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.issue-tag {
    background: #0099c5;
}

.article-title {
    margin: 0 0 20px 0;
    line-height: 1.3;
}

.article-title a {
    font-family: 'Inter', sans-serif;
    font-size: 22px;
    font-weight: 600;
    color: #2c3e50;
    text-decoration: none;
    transition: color 0.3s ease;
    line-height: 1.4;
}

.article-title a:hover {
    color: #006798;
    text-decoration: underline;
}

.article-meta {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 20px;
    gap: 20px;
    flex-wrap: wrap;
}

.author-info {
    flex: 1;
    min-width: 200px;
}

.author-icon, .date-icon {
    color: #006798;
    margin-right: 8px;
    font-size: 14px;
}

.author-name {
    font-weight: 600;
    color: #333;
    font-size: 15px;
}

.author-affiliation {
    display: block;
    color: #666;
    font-size: 13px;
    font-style: italic;
    margin-top: 2px;
}

.publication-info {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 4px;
    text-align: right;
}

.publish-date {
    color: #666;
    font-size: 14px;
}

.view-count {
    color: #888;
    font-size: 12px;
    display: flex;
    align-items: center;
    gap: 4px;
}

.article-excerpt {
    margin-bottom: 20px;
    line-height: 1.6;
}

.article-excerpt p {
    color: #444;
    font-size: 15px;
    margin-bottom: 10px;
}

.abstract-preview {
    background: rgba(0, 103, 152, 0.05);
    border-left: 3px solid #006798;
    padding: 12px 15px;
    border-radius: 4px;
    font-size: 14px;
    color: #555;
    margin-top: 10px;
}

.abstract-preview strong {
    color: #006798;
    font-weight: 600;
}

.article-keywords {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 25px;
}

.keyword-tag {
    background: #eaf2f7;
    color: #006798;
    font-size: 12px;
    padding: 3px 8px;
    border-radius: 3px;
    border: 1px solid #d1e7ee;
    transition: all 0.2s ease;
}

.keyword-tag:hover {
    background: #006798;
    color: white;
    transform: translateY(-1px);
}

.article-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
    border-top: 1px solid #e3e9f1;
    padding-top: 20px;
}

.btn-read-more, .btn-download-pdf {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: 5px;
    text-decoration: none;
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn-read-more {
    background: linear-gradient(90deg, #006798 60%, #0099c5 100%);
    color: white;
    box-shadow: 0 3px 10px rgba(0, 103, 152, 0.3);
}

.btn-read-more:hover {
    background: linear-gradient(90deg, #0099c5 60%, #006798 100%);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 103, 152, 0.4);
}

.btn-download-pdf {
    background: #f8f9fa;
    color: #333;
    border: 1px solid #dee2e6;
}

.btn-download-pdf:hover {
    background: #e9ecef;
    transform: translateY(-2px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.article-doi {
    flex-shrink: 0;
}

.doi-text {
    font-size: 12px;
    color: #666;
    font-family: monospace;
    background: #f8f9fa;
    padding: 4px 8px;
    border-radius: 3px;
    border: 1px solid #e9ecef;
}

/* Empty State */
.no-articles {
    padding: 60px 40px;
    text-align: center;
}

.empty-state {
    max-width: 500px;
    margin: 0 auto;
}

.empty-icon {
    font-size: 64px;
    color: #006798;
    margin-bottom: 20px;
    opacity: 0.5;
}

.empty-state h3 {
    font-family: 'Inter', sans-serif;
    color: #333;
    margin-bottom: 10px;
    font-size: 24px;
}

.empty-state p {
    color: #666;
    margin-bottom: 30px;
    font-size: 16px;
    line-height: 1.5;
}

.btn-submit-article {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: linear-gradient(90deg, #006798 60%, #0099c5 100%);
    color: white;
    text-decoration: none;
    padding: 12px 24px;
    border-radius: 6px;
    font-family: 'Inter', sans-serif;
    font-size: 15px;
    font-weight: 500;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 103, 152, 0.3);
}

.btn-submit-article:hover {
    background: linear-gradient(90deg, #0099c5 60%, #006798 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 103, 152, 0.4);
}

/* Responsive Design */
@media (max-width: 768px) {
    .section-header {
        padding: 25px 20px;
        flex-direction: column;
        text-align: center;
        gap: 20px;
    }

    .section-title {
        font-size: 24px;
    }

    .section-subtitle {
        font-size: 15px;
    }

    .articles-container {
        padding: 25px 20px;
        gap: 20px;
    }

    .article-card {
        padding: 25px;
    }

    .article-title a {
        font-size: 20px;
    }

    .article-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .publication-info {
        align-items: flex-start;
        text-align: left;
    }

    .article-actions {
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
    }

    .btn-read-more, .btn-download-pdf {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .articles-container {
        padding: 20px 15px;
    }

    .article-card {
        padding: 20px;
    }

    .section-title {
        font-size: 22px;
    }

    .article-title a {
        font-size: 18px;
    }

    .empty-state {
        padding: 0 20px;
    }

    .empty-icon {
        font-size: 48px;
    }
}