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

:root {
    --primary-green: #4CAF50;
    --dark-green: #2E7D32;
    --light-green: #81C784;
    --very-light-green: #E8F5E9;
    --accent-green: #66BB6A;
    --accent-blue: #42A5F5;
    --text-dark: #2D3748;
    --text-light: #718096;
    --text-muted: #A0AEC0;
    --white: #ffffff;
    --gray-50: #F7FAFC;
    --gray-100: #EDF2F7;
    --gray-200: #E2E8F0;
    --gray-300: #CBD5E0;
    --gray-400: #A0AEC0;
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    --border-light: 1px solid var(--gray-200);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.7;
    color: var(--text-dark);
    background-color: var(--gray-50);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

header {
    background-color: var(--white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: box-shadow var(--transition-normal);
    position: relative;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

header:hover {
    box-shadow: var(--shadow-md);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--dark-green);
    font-size: 26px;
    font-weight: 700;
    transition: all var(--transition-normal);
    letter-spacing: -0.5px;
}

.logo:hover {
    transform: translateY(-2px);
}

.logo img {
    height: 42px;
    margin-right: 12px;
    transition: all var(--transition-normal);
    border-radius: var(--radius-sm);
}

.logo img:hover {
    transform: scale(1.05);
}

nav ul {
    display: flex;
    list-style: none;
    gap: 35px;
    align-items: center;
    margin: 0;
}

nav a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: all var(--transition-normal);
    display: inline-block;
    position: relative;
    padding: 8px 0;
}

nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-green);
    transition: width var(--transition-normal);
}

nav a:hover {
    color: var(--primary-green);
    transform: translateY(-2px);
}

nav a:hover::after {
    width: 100%;
}

.language-selector {
    position: relative;
}

.language-btn {
    background: none;
    border: 1px solid var(--gray-300);
    padding: 8px 15px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 5px;
    transition: all var(--transition-normal);
}

.language-btn:hover {
    background-color: var(--very-light-green);
    border-color: var(--primary-green);
    transform: translateY(-2px);
}

.language-btn:focus {
    outline: 2px solid var(--primary-green);
    outline-offset: 2px;
}

.language-dropdown {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    background-color: var(--white);
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-lg);
    min-width: 150px;
    margin-top: 5px;
    z-index: 1001;
    animation: fadeIn 0.2s ease-in;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.language-dropdown.show {
    display: block;
}

.language-dropdown a {
    display: block;
    padding: 10px 15px;
    text-decoration: none;
    color: var(--text-dark);
    transition: background-color 0.3s;
}

.language-dropdown a:hover {
    background-color: var(--very-light-green);
    color: var(--dark-green);
}

main {
    min-height: calc(100vh - 300px);
    padding: 40px 0;
}

.hero {
    background: linear-gradient(135deg, var(--very-light-green) 0%, var(--light-green) 100%);
    padding: 80px 0;
    text-align: center;
    animation: heroSlideUp 0.8s ease-out;
    box-shadow: var(--shadow-md);
    margin-bottom: 50px;
    border-radius: 0 0 30px 30px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 40%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.3) 0%, rgba(255,255,255,0) 70%);
    animation: heroFloat 20s ease-in-out infinite;
}

@keyframes heroSlideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes heroFloat {
    0%, 100% {
        transform: translateX(0) rotate(0deg);
    }
    50% {
        transform: translateX(-20px) rotate(5deg);
    }
}

.hero h1 {
    color: var(--dark-green);
    font-size: 42px;
    margin-bottom: 20px;
    font-weight: 800;
    letter-spacing: -1px;
    line-height: 1.2;
    position: relative;
    z-index: 2;
}

.hero p {
    color: var(--text-dark);
    font-size: 20px;
    max-width: 650px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
    opacity: 0.9;
    font-weight: 300;
}

.article-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 35px;
    margin-top: 50px;
}

.article-card {
    background-color: var(--white);
    border: var(--border-light);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-normal);
    display: flex;
    flex-direction: column;
    animation: fadeInUp 0.6s ease-out;
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
    height: 100%;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.article-card:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-8px) scale(1.02);
    border-color: var(--light-green);
}

.article-card img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    transition: transform var(--transition-slow);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.article-card:hover img {
    transform: scale(1.1);
}

.article-card-content {
    padding: 25px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.article-card-title {
    font-size: 22px;
    margin-bottom: 15px;
    color: var(--text-dark);
    line-height: 1.4;
    font-weight: 600;
}

.article-card-title a {
    text-decoration: none;
    color: var(--text-dark);
    transition: color var(--transition-normal);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.article-card-title a:hover {
    color: var(--primary-green);
}

.article-card-excerpt {
    color: var(--text-light);
    font-size: 15px;
    margin-bottom: 20px;
    line-height: 1.7;
    flex-grow: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.article-card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    color: var(--text-muted);
    margin-top: auto;
    padding-top: 15px;
    border-top: 1px solid var(--gray-100);
}

.article-card-date {
    font-weight: 500;
}

.read-more {
    color: var(--primary-green);
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-normal);
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.read-more:hover {
    color: var(--dark-green);
    transform: translateX(5px);
    gap: 8px;
}

.article-detail {
    max-width: 850px;
    margin: 0 auto;
    background-color: var(--white);
    border-radius: var(--radius-lg);
    padding: 50px;
    box-shadow: var(--shadow-md);
    border: var(--border-light);
}

@media (max-width: 768px) {
    .article-detail {
        padding: 30px 20px;
    }
}

.back-link {
    display: inline-flex;
    align-items: center;
    color: var(--primary-green);
    text-decoration: none;
    margin-bottom: 30px;
    transition: all var(--transition-normal);
    font-weight: 600;
    font-size: 16px;
    gap: 8px;
}

.back-link:hover {
    color: var(--dark-green);
    transform: translateX(-8px);
    gap: 12px;
}

.article-detail-header {
    margin-bottom: 40px;
    text-align: center;
}

.article-detail-category {
    display: inline-block;
    background-color: var(--very-light-green);
    color: var(--dark-green);
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 14px;
    margin-bottom: 20px;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.article-detail-title {
    font-size: 42px;
    margin-bottom: 30px;
    color: var(--text-dark);
    line-height: 1.2;
    border: none !important;
    position: static;
    display: block;
    padding-bottom: 0;
    font-weight: 800;
    letter-spacing: -1px;
}



.article-detail-meta {
    color: var(--text-muted);
    font-size: 16px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
}

@media (max-width: 480px) {
    .article-detail-meta {
        flex-direction: column;
        gap: 10px;
    }
}

.article-detail-content {
    font-size: 19px;
    line-height: 1.9;
    color: var(--text-dark);
    margin-top: 50px;
}

.article-detail-content p {
    margin-bottom: 25px;
    text-align: justify;
}

.article-detail-content h1,
.article-detail-content h2,
.article-detail-content h3 {
    color: var(--dark-green);
    margin-top: 40px;
    margin-bottom: 20px;
    line-height: 1.3;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.article-detail-content h1 {
    font-size: 36px;
}

.article-detail-content h2 {
    font-size: 32px;
    position: relative;
    padding-left: 20px;
}

.article-detail-content h2::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 8px;
    height: 100%;
    background-color: var(--light-green);
    border-radius: 4px;
}

.article-detail-content h3 {
    font-size: 28px;
}

.article-detail-content ul,
.article-detail-content ol {
    margin-bottom: 25px;
    padding-left: 35px;
}

.article-detail-content li {
    margin-bottom: 15px;
    line-height: 1.8;
    position: relative;
}

.article-detail-content ul li::before {
    content: '•';
    color: var(--primary-green);
    font-weight: bold;
    display: inline-block;
    width: 1em;
    margin-left: -1em;
}

.article-detail-content ol li::before {
    content: counter(item) '. ';
    color: var(--primary-green);
    font-weight: bold;
    display: inline-block;
    width: 1.5em;
    margin-left: -1.5em;
}

.article-detail-content ol {
    counter-reset: item;
    list-style-type: none;
}

.article-detail-content ol li {
    counter-increment: item;
}

.article-detail-content a {
    color: var(--primary-green);
    text-decoration: none;
    transition: all var(--transition-normal);
    border-bottom: 2px solid transparent;
    padding-bottom: 2px;
}

.article-detail-content a:hover {
    color: var(--dark-green);
    border-bottom-color: var(--light-green);
    text-decoration: none;
}

.article-detail-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    margin: 30px auto;
    display: block;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-normal);
    border: 3px solid var(--white);
}

.article-detail-content img:hover {
    box-shadow: var(--shadow-xl);
    transform: scale(1.02);
}

.article-detail-content strong {
    color: var(--dark-green);
    font-weight: 700;
}

.article-detail-content em {
    font-style: italic;
    color: var(--text-light);
}

.article-detail-content blockquote {
    border-left: 4px solid var(--primary-green);
    padding: 20px 30px;
    margin: 30px 0;
    background-color: var(--gray-50);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    font-style: italic;
    color: var(--text-light);
    font-size: 20px;
    line-height: 1.8;
}

.article-detail-content code {
    background-color: var(--gray-100);
    padding: 2px 8px;
    border-radius: 4px;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.9em;
    color: var(--text-dark);
    font-weight: 600;
}

.article-detail-content pre {
    background-color: var(--gray-100);
    padding: 20px;
    border-radius: var(--radius-md);
    overflow-x: auto;
    margin: 30px 0;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
}

.article-detail-content pre code {
    background-color: transparent;
    padding: 0;
    font-size: 14px;
    line-height: 1.5;
}

.about-section, 
.contact-section {
    max-width: 800px;
    margin: 0 auto;
}

.about-section h1, 
.contact-section h1 {
    color: var(--dark-green);
    font-size: 36px;
    margin-bottom: 15px;
    line-height: 1.3;
}

.about-section p, 
.contact-section p {
    color: var(--text-light);
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 20px;
}

.contact-info {
    background-color: var(--very-light-green);
    padding: 30px;
    border-radius: var(--radius-md);
    margin-top: 30px;
    border-left: 4px solid var(--primary-green);
    transition: box-shadow var(--transition-normal);
}

.contact-info:hover {
    box-shadow: var(--shadow-md);
}

.contact-info a {
    color: var(--primary-green);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-normal);
}

.contact-info a:hover {
    color: var(--dark-green);
}

.admin-panel {
    max-width: 1000px;
    margin: 0 auto;
}

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    flex-wrap: wrap;
    gap: 15px;
}

.admin-header h1 {
    color: var(--dark-green);
}

.admin-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

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

.btn-primary:hover {
    background-color: var(--dark-green);
}
.btn-secondary {
    background-color: var(--gray-300);
    color: var(--text-dark);
}

.btn-secondary:hover {
    background-color: var(--gray-200);
    color: var(--text-dark);
}

.btn-danger {
    background-color: #f44336;
    color: var(--white);
}

.btn-danger:hover {
    background-color: #d32f2f;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--white);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    border-radius: var(--radius-md);
}

.admin-table th,
.admin-table td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid var(--gray-300);
}

.admin-table th {
    background-color: var(--very-light-green);
    color: var(--dark-green);
    font-weight: 600;
}

.admin-table tr:hover {
    background-color: var(--gray-100);
}

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

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
    color: var(--text-dark);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-family: inherit;
    transition: all var(--transition-normal);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-green);
    box-shadow: 0 0 0 3px rgba(76, 175, 80, 0.1);
}

.form-group textarea {
    min-height: 300px;
    resize: vertical;
}

.form-group small {
    display: block;
    margin-top: 5px;
    color: var(--text-light);
    font-size: 12px;
}

fieldset {
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-md);
    padding: 20px;
    margin-bottom: 20px;
}

fieldset legend {
    padding: 0 10px;
    font-weight: 600;
    color: var(--dark-green);
}

.login-form {
    max-width: 400px;
    margin: 50px auto;
    background-color: var(--white);
    padding: 40px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    animation: fadeIn 0.3s ease-in;
}

.login-form h1 {
    text-align: center;
    color: var(--dark-green);
    margin-bottom: 30px;
}

footer {
    background-color: var(--dark-green);
    color: var(--white);
    padding: 60px 0 30px;
    box-shadow: 0 -8px 25px rgba(0, 0, 0, 0.15);
    position: relative;
    margin-top: 80px;
    border-radius: 30px 30px 0 0;
    overflow: hidden;
}

footer::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -20%;
    width: 40%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0) 70%);
    animation: footerFloat 20s ease-in-out infinite;
}

@keyframes footerFloat {
    0%, 100% {
        transform: translateX(0) rotate(0deg);
    }
    50% {
        transform: translateX(20px) rotate(-5deg);
    }
}

.footer-bottom {
    padding-top: 30px;
    text-align: center;
    font-size: 15px;
    opacity: 0.9;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    z-index: 2;
}

.footer-bottom p {
    margin-bottom: 15px;
    line-height: 1.6;
}

.footer-bottom a {
    color: var(--light-green);
    text-decoration: none;
    margin: 0 15px;
    transition: all var(--transition-normal);
    font-weight: 500;
    position: relative;
    padding: 5px 0;
}

.footer-bottom a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--white);
    transition: width var(--transition-normal);
}

.footer-bottom a:hover {
    color: var(--white);
    transform: translateY(-2px);
}

.footer-bottom a:hover::after {
    width: 100%;
}

.rtl {
    direction: rtl;
    text-align: right;
}

.rtl .logo img {
    margin-right: 0;
    margin-left: 10px;
}

.rtl nav ul {
    gap: 30px;
}

.rtl .language-dropdown {
    right: auto;
    left: 0;
}

.rtl .read-more:hover {
    transform: translateX(-3px);
}

.rtl .back-link:hover {
    transform: translateX(5px);
}

.rtl .footer-bottom a:hover {
    transform: translateX(-5px);
}

@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }

    .header-content {
        flex-direction: column;
        gap: 15px;
    }

    nav ul {
        flex-wrap: wrap;
        justify-content: center;
        gap: 10px;
    }

    nav a {
        font-size: 14px;
    }

    .article-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .article-card {
        margin-bottom: 0;
    }

    .article-detail-title {
        font-size: 28px;
    }

    .hero {
        padding: 40px 0;
    }

    .hero h1 {
        font-size: 28px;
    }

    .hero p {
        font-size: 16px;
    }

    .admin-header {
        flex-direction: column;
        gap: 15px;
        align-items: flex-start;
    }

    .admin-actions {
        width: 100%;
    }

    .admin-actions .btn {
        flex: 1;
        margin-bottom: 10px;
    }

    .admin-table {
        font-size: 12px;
        display: block;
        overflow-x: auto;
    }

    .admin-table th,
    .admin-table td {
        padding: 10px;
        white-space: nowrap;
    }

    .form-group input,
    .form-group textarea,
    .form-group select {
        font-size: 16px;
    }

    .login-form {
        margin: 30px auto;
        padding: 30px 20px;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 24px;
    }

    .article-detail-title {
        font-size: 24px;
    }

    .article-detail-content {
        font-size: 16px;
    }

    .about-section h1,
    .contact-section h1 {
        font-size: 28px;
    }

    .about-section p,
    .contact-section p {
        font-size: 14px;
    }

    .btn {
        width: 100%;
        margin-bottom: 10px;
    }
}

@media print {
    header,
    footer,
    .back-link,
    .article-detail-meta,
    .share-buttons,
    .load-more-btn {
        display: none;
    }

    .article-detail-content {
        font-size: 12pt;
        color: #000;
    }

    .article-detail-content a {
        color: #000;
        text-decoration: underline;
    }

    .article-detail-content a::after {
        content: " (" attr(href) ")";
        font-size: 0.8em;
    }
}

/* Load more button animations */
#loadMoreBtn {
    transition: all var(--transition-normal);
}

#loadMoreBtn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

#loadMoreBtn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

#loadMoreBtn:disabled:hover {
    box-shadow: none;
    transform: none;
}