/* ===== CSS Reset & Base Styles ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #2A5C83;
    --secondary-color: #E86A33;
    --accent-color: #41B3A3;
    --light-color: #F8F9FA;
    --dark-color: #343A40;
    --gray-color: #6C757D;
    --light-gray: #E9ECEF;
    --border-radius: 8px;
    --box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    --transition: all 0.3s ease;
    --header-height: 80px;
}

body {
    font-family: "PingFang TC", "Microsoft JhengHei", "Segoe UI", -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--dark-color);
    background-color: #fff;
    overflow-x: hidden;
    padding-top: var(--header-height);
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul,
ol {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.line-clamp-1 {
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 1;
}

.line-clamp-2 {
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
}

.line-clamp-3 {
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
}

.line-clamp-4 {
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 4;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.btn {
    display: inline-block;
    padding: 12px 28px;
    background-color: var(--secondary-color);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn:hover {
    background-color: #d45a27;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(232, 106, 51, 0.2);
}

.btn-outline {
    background-color: transparent;
    border: 2px solid var(--secondary-color);
    color: var(--secondary-color);
}

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

.section-title {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 1.5rem;
    position: relative;
    padding-bottom: 15px;
}

.section-title:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 70px;
    height: 4px;
    background-color: var(--secondary-color);
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--gray-color);
    margin-bottom: 2.5rem;
    max-width: 700px;
}

.card {
    background-color: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.12);
}

.tag {
    display: inline-block;
    padding: 5px 12px;
    background-color: var(--light-gray);
    color: var(--gray-color);
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 500;
    margin-right: 8px;
    margin-bottom: 10px;
}

.tag-primary {
    background-color: rgba(42, 92, 131, 0.1);
    color: var(--primary-color);
}

.tag-secondary {
    background-color: rgba(232, 106, 51, 0.1);
    color: var(--secondary-color);
}

/* ===== Header & Navigation ===== */
header {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition);
    height: var(--header-height);
}

header.scrolled {
    background-color: rgba(255, 255, 255, 0.98);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    height: 100%;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
    display: flex;
    align-items: center;
}

.logo span {
    color: var(--secondary-color);
}

.logo-icon {
    margin-right: 10px;
    font-size: 2rem;
}

.nav-menu {
    display: flex;
}

.nav-menu li {
    margin-left: 30px;
}

.nav-menu a {
    font-weight: 600;
    color: var(--dark-color);
    position: relative;
    padding: 5px 0;
}

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

.nav-menu a:hover {
    color: var(--secondary-color);
}

.nav-menu a:hover:after {
    width: 100%;
}

.header-actions {
    display: flex;
    align-items: center;
}

.header-cta {
    margin-left: 20px;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    width: 30px;
    height: 21px;
    justify-content: space-between;
    background: transparent;
    border: none;
    padding: 0;
}

.hamburger span {
    display: block;
    height: 3px;
    width: 100%;
    background-color: var(--dark-color);
    border-radius: 3px;
    transition: var(--transition);
}

/* ===== Back to Top Button ===== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition);
    z-index: 999;
    box-shadow: 0 4px 12px rgba(42, 92, 131, 0.3);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background-color: var(--secondary-color);
    transform: translateY(-5px);
}

.back-to-top i {
    font-size: 1.5rem;
}

/* ===== Breadcrumb ===== */
.breadcrumb-section {
    background-color: var(--light-color);
    padding: 25px 0;
}

.breadcrumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
}

.breadcrumb-item {
    display: flex;
    align-items: center;
    font-size: 0.95rem;
}

.breadcrumb-item a {
    color: var(--gray-color);
}

.breadcrumb-item a:hover {
    color: var(--secondary-color);
}

.breadcrumb-item.active {
    color: var(--primary-color);
    font-weight: 600;
}

.breadcrumb-divider {
    margin: 0 10px;
    color: var(--gray-color);
}

.category-header {
    margin-top: 20px;
}

.category-header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 10px;
}

.category-header p {
    color: var(--gray-color);
    font-size: 1.1rem;
    max-width: 800px;
}

/* ===== Main Content Layout ===== */
main {
    padding: 40px 0;
}

.main-content {
    display: flex;
    gap: 40px;
}

.content-primary {
    flex: 0 0 70%;
    max-width: 70%;
}

.sidebar {
    flex: 0 0 30%;
    max-width: 30%;
}

/* ===== Home Page Styles ===== */
/* Featured Section */
.featured-section {
    margin-bottom: 60px;
}

.featured-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 40px;
}

.featured-list-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-bottom: 40px;
}

.featured-card {
    height: 100%;
    display: flex;
    flex-direction: column;
}

.featured-card-img {
    aspect-ratio: 4 / 3;
    overflow: hidden;
}

.featured-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.featured-card:hover .featured-card-img img {
    transform: scale(1.05);
}

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

.featured-card-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--dark-color);
}

.featured-card-excerpt {
    color: var(--gray-color);
    margin-bottom: 20px;
    flex-grow: 1;
}

.featured-card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
    color: var(--gray-color);
    padding-top: 15px;
    border-top: 1px solid var(--light-gray);
}

.featured-card-date {
    display: flex;
    align-items: center;
}

.featured-card-date:before {
    content: '📅';
    margin-right: 5px;
}

/* Categories Section */
.categories-section {
    margin-bottom: 60px;
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.category-card {
    text-align: center;
    padding: 30px 20px;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.category-icon {
    width: 70px;
    height: 70px;
    background-color: rgba(42, 92, 131, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 1.8rem;
    color: var(--primary-color);
    transition: var(--transition);
}

.category-card:hover .category-icon {
    background-color: var(--primary-color);
    color: white;
    transform: scale(1.1);
}

.category-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--dark-color);
}

.category-count {
    font-size: 0.9rem;
    color: var(--gray-color);
    margin-top: auto;
}

/* Latest Articles Section */
.latest-section {
    margin-bottom: 60px;
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.article-card {
    height: 100%;
    display: flex;
    flex-direction: column;
}

.article-card-img {
    aspect-ratio: 4 / 3;
    overflow: hidden;
}

.article-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.article-card:hover .article-card-img img {
    transform: scale(1.05);
}

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

.article-card-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
    line-height: 1.3;
    color: var(--dark-color);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.article-card-excerpt {
    color: var(--gray-color);
    margin-bottom: 15px;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex-grow: 1;
}

.article-card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    color: var(--gray-color);
}

/* Tags Section */
.tags-section {
    margin-bottom: 60px;
}

.tags-container {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.tag-large {
    padding: 10px 20px;
    font-size: 1rem;
    background-color: white;
    border: 1px solid var(--light-gray);
}

.tag-large:hover {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* Practical Info Section */
.practical-section {
    background-color: var(--light-color);
    padding: 60px 0;
    margin-bottom: 60px;
    border-radius: var(--border-radius);
}

.practical-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.practical-card {
    padding: 30px;
    text-align: center;
}

.practical-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: var(--accent-color);
}

.practical-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--dark-color);
}

.practical-desc {
    color: var(--gray-color);
    line-height: 1.6;
}

/* ===== List Page Styles ===== */
.post-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 40px 0;
}

.pagination-list {
    display: flex;
    align-items: center;
}

.pagination-item {
    margin: 0 5px;
}

.pagination-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background-color: white;
    color: var(--dark-color);
    font-weight: 600;
    border: 1px solid var(--light-gray);
    transition: var(--transition);
}

.pagination-link:hover {
    background-color: var(--light-color);
    border-color: var(--gray-color);
}

.pagination-link.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.pagination-link.disabled {
    color: var(--light-gray);
    cursor: not-allowed;
}

.pagination-link.disabled:hover {
    background-color: white;
    border-color: var(--light-gray);
}

.pagination-prev,
.pagination-next {
    padding: 12px 20px;
    border-radius: var(--border-radius);
    width: auto;
}

/* ===== Detail Page Styles ===== */
.article-header {
    margin-bottom: 40px;
}

.article-title {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1.2;
    color: var(--dark-color);
    margin-bottom: 15px;
}

.article-subtitle {
    font-size: 1.3rem;
    color: var(--gray-color);
    font-weight: 400;
    margin-bottom: 25px;
    line-height: 1.5;
}

.article-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    margin-bottom: 30px;
    padding-bottom: 25px;
    border-bottom: 1px solid var(--light-gray);
}

.article-meta-item {
    display: flex;
    align-items: center;
    margin-right: 30px;
    margin-bottom: 10px;
    color: var(--gray-color);
    font-size: 0.95rem;
}

.article-meta-item i {
    margin-right: 8px;
    font-size: 1.1rem;
}

.author-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    overflow: hidden;
    margin-right: 15px;
}

.author-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.article-featured-image {
    margin-bottom: 40px;
    border-radius: var(--border-radius);
    overflow: hidden;
    max-height: 500px;
}

.article-featured-image img {
    width: 100%;
    height: auto;
    object-fit: cover;
}

.article-body {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #444;
}

.article-body h2 {
    font-size: 1.8rem;
    font-weight: 700;
    margin: 40px 0 20px;
    color: var(--dark-color);
}

.article-body h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin: 30px 0 15px;
    color: var(--dark-color);
}

.article-body p {
    margin-bottom: 20px;
}

.article-body ul,
.article-body ol {
    margin-bottom: 20px;
    padding-left: 20px;
}

.article-body ul li,
.article-body ol li {
    margin-bottom: 8px;
    position: relative;
}

.article-body ul li:before {
    content: "•";
    color: var(--secondary-color);
    font-weight: bold;
    display: inline-block;
    width: 1em;
    margin-left: -1em;
}

.article-body blockquote {
    border-left: 4px solid var(--secondary-color);
    padding-left: 20px;
    margin: 30px 0;
    font-style: italic;
    color: var(--gray-color);
    font-size: 1.2rem;
}

.article-body img {
    border-radius: var(--border-radius);
    margin: 30px 0;
    box-shadow: var(--box-shadow);
}

.article-body figure {
    margin: 30px 0;
}

.article-body figcaption {
    text-align: center;
    font-size: 0.9rem;
    color: var(--gray-color);
    margin-top: 10px;
    font-style: italic;
}

.article-tags {
    margin: 40px 0;
    padding: 25px 0;
    border-top: 1px solid var(--light-gray);
    border-bottom: 1px solid var(--light-gray);
}

.article-tags h4 {
    font-size: 1.2rem;
    margin-bottom: 15px;
    color: var(--dark-color);
}

.article-info {
    background-color: var(--light-color);
    padding: 25px;
    border-radius: var(--border-radius);
    margin: 40px 0;
}

.article-info h4 {
    font-size: 1.2rem;
    margin-bottom: 15px;
    color: var(--dark-color);
}

.info-item {
    display: flex;
    margin-bottom: 10px;
}

.info-label {
    font-weight: 600;
    min-width: 100px;
    color: var(--gray-color);
}

.info-value {
    flex-grow: 1;
}

.article-share {
    margin: 40px 0;
    padding: 25px 0;
    border-top: 1px solid var(--light-gray);
    border-bottom: 1px solid var(--light-gray);
}

.article-share h4 {
    font-size: 1.2rem;
    margin-bottom: 15px;
    color: var(--dark-color);
}

.share-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 15px;
}

.share-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px 18px;
    background-color: var(--light-gray);
    border-radius: var(--border-radius);
    color: var(--dark-color);
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.share-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.share-btn i {
    margin-right: 8px;
    font-size: 1.1rem;
}

.share-btn.facebook {
    background-color: #1877F2;
    color: white;
}

.share-btn.twitter {
    background-color: #1DA1F2;
    color: white;
}

.share-btn.line {
    background-color: #00C300;
    color: white;
}

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

.share-btn.copy {
    background-color: var(--accent-color);
    color: white;
}

.share-btn.copy.copied {
    background-color: #28a745;
}

.share-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.share-button {
    display: flex;
    align-items: center;
    padding: 10px 20px;
    background-color: var(--light-gray);
    border-radius: var(--border-radius);
    color: var(--dark-color);
    font-weight: 500;
    transition: var(--transition);
}

.share-button:hover {
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.share-button i {
    margin-right: 8px;
    font-size: 1.1rem;
}

.article-comments {
    margin: 40px 0;
}

.article-comments h3 {
    font-size: 1.8rem;
    margin-bottom: 25px;
    color: var(--dark-color);
    padding-bottom: 10px;
    border-bottom: 3px solid var(--secondary-color);
}

.comment-form {
    background-color: var(--light-color);
    padding: 30px;
    border-radius: var(--border-radius);
    margin-bottom: 40px;
}

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

.form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--dark-color);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--light-gray);
    border-radius: var(--border-radius);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(42, 92, 131, 0.1);
}

.form-textarea {
    min-height: 150px;
    resize: vertical;
}

.form-row {
    display: flex;
    gap: 20px;
}

.form-row .form-group {
    flex: 1;
}

.comment-list {
    margin-top: 40px;
}

.comment-item {
    padding: 25px;
    border-bottom: 1px solid var(--light-gray);
}

.comment-item:last-child {
    border-bottom: none;
}

.comment-header {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
}

.comment-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    overflow: hidden;
    margin-right: 15px;
}

.comment-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.comment-author {
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 5px;
}

.comment-date {
    font-size: 0.9rem;
    color: var(--gray-color);
}

.comment-content {
    color: #444;
    line-height: 1.6;
}

.article-related {
    margin: 40px 0;
}

.article-related h3 {
    font-size: 1.8rem;
    margin-bottom: 25px;
    color: var(--dark-color);
    padding-bottom: 10px;
    border-bottom: 3px solid var(--secondary-color);
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.related-card {
    height: 100%;
    display: flex;
    flex-direction: column;
}

.related-card-img {
    height: 180px;
    overflow: hidden;
}

.related-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.related-card:hover .related-card-img img {
    transform: scale(1.05);
}

.related-card-content {
    padding: 20px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.related-card-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 10px;
    line-height: 1.3;
    color: var(--dark-color);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.related-card-meta {
    font-size: 0.85rem;
    color: var(--gray-color);
    margin-top: auto;
}

/* ===== Sidebar Styles ===== */
.sidebar-section {
    margin-bottom: 40px;
}

.author-widget {
    background-color: var(--light-color);
    padding: 25px;
    border-radius: var(--border-radius);
    text-align: center;
    margin-bottom: 30px;
}

.author-widget-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    overflow: hidden;
    margin: 0 auto 15px;
    border: 3px solid white;
    box-shadow: var(--box-shadow);
}

.author-widget-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.author-widget h4 {
    font-size: 1.2rem;
    margin-bottom: 5px;
    color: var(--dark-color);
}

.author-widget-title {
    color: var(--gray-color);
    font-size: 0.9rem;
    margin-bottom: 15px;
}

.author-widget-bio {
    color: var(--gray-color);
    font-size: 0.95rem;
    line-height: 1.5;
    margin-bottom: 20px;
}

.author-social {
    display: flex;
    justify-content: center;
    gap: 10px;
}

.author-social-link {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--dark-color);
    transition: var(--transition);
}

.author-social-link:hover {
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-3px);
}

.popular-posts {
    margin-bottom: 30px;
}

.popular-posts {
    margin-bottom: 30px;
}

.popular-post-item {
    display: flex;
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--light-gray);
}

.popular-post-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.popular-post-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--light-gray);
    margin-right: 15px;
    min-width: 30px;
    line-height: 1;
}

.popular-post-content {
    flex-grow: 1;
}

.popular-post-title {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 8px;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.popular-post-meta {
    font-size: 0.8rem;
    color: var(--gray-color);
}

.popular-post-views {
    display: inline-flex;
    align-items: center;
    margin-left: 10px;
}

.popular-post-views:before {
    content: '👁️';
    margin-right: 3px;
}

.sidebar-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 3px solid var(--secondary-color);
}

.recommended-list {
    margin-bottom: 30px;
}

.recommended-item {
    display: flex;
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--light-gray);
}

.recommended-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.recommended-img {
    width: 80px;
    height: 80px;
    border-radius: var(--border-radius);
    overflow: hidden;
    flex-shrink: 0;
    margin-right: 15px;
}

.recommended-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.recommended-item:hover .recommended-img img {
    transform: scale(1.05);
}

.recommended-content {
    flex-grow: 1;
}

.recommended-title {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 8px;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.recommended-meta {
    font-size: 0.8rem;
    color: var(--gray-color);
}

.tags-container {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.sidebar-tag {
    padding: 8px 15px;
    background-color: var(--light-gray);
    color: var(--gray-color);
    border-radius: 30px;
    font-size: 0.9rem;
    transition: var(--transition);
}

.sidebar-tag:hover {
    background-color: var(--primary-color);
    color: white;
}

.popular-count {
    display: inline-block;
    background-color: var(--secondary-color);
    color: white;
    font-size: 0.75rem;
    padding: 2px 8px;
    border-radius: 10px;
    margin-left: 5px;
}

.newsletter-sidebar {
    background-color: var(--light-color);
    padding: 25px;
    border-radius: var(--border-radius);
    text-align: center;
}

.newsletter-sidebar h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: var(--dark-color);
}

.newsletter-sidebar p {
    color: var(--gray-color);
    margin-bottom: 20px;
    font-size: 0.95rem;
}

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

.newsletter-input {
    padding: 12px 15px;
    border: 1px solid var(--light-gray);
    border-radius: var(--border-radius);
    margin-bottom: 15px;
    font-family: inherit;
}

.newsletter-btn {
    padding: 12px 15px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
}

.newsletter-btn:hover {
    background-color: #1f4a6a;
}

/* ===== Footer ===== */
footer {
    background-color: var(--dark-color);
    color: white;
    padding: 60px 0 30px;
}

.footer-container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}

.footer-column h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 25px;
    color: white;
    position: relative;
    padding-bottom: 10px;
}

.footer-column h3:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background-color: var(--secondary-color);
    border-radius: 2px;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: #B0B7C3;
}

.footer-links a:hover {
    color: white;
    padding-left: 5px;
}

.footer-about p {
    color: #B0B7C3;
    line-height: 1.6;
    margin-bottom: 20px;
}

.subscribe-form {
    display: flex;
    margin-top: 15px;
}

.subscribe-input {
    flex-grow: 1;
    padding: 12px 15px;
    border: none;
    border-radius: var(--border-radius) 0 0 var(--border-radius);
    font-family: inherit;
}

.subscribe-btn {
    padding: 12px 20px;
    background-color: var(--secondary-color);
    color: white;
    border: none;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
}

.subscribe-btn:hover {
    background-color: #d45a27;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #B0B7C3;
    font-size: 0.9rem;
}

/*author*/
.author-info {
    display: flex;
    gap: 10px;
    padding: 10px;
    margin: 10px 0;
    background: #dff0f8;
    border-radius: 20px;

}

.author-info img {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid white;
    overflow: clip;
    margin: 0;
}

.author-name {
    font-size: 1.4rem;
    margin-bottom: 10px;
}

/* ===== Responsive Design ===== */
@media (max-width: 1024px) {
    .featured-grid {
        grid-template-columns: 1fr;
    }

    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .articles-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .practical-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .related-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-container {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 900px) {
    .main-content {
        flex-direction: column;
    }

    .content-primary,
    .sidebar {
        flex: 0 0 100%;
        max-width: 100%;
    }

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

@media (max-width: 768px) {
    .author-info {
        flex-direction: column;
        align-items: center;
    }

    .author-name {
        text-align: center;
    }

    header {
        position: relative;
        height: auto;
    }

    body {
        padding-top: 0;
    }

    .header-container {
        padding: 10px;
    }

    .logo {
        font-size: 1.5rem;
    }

    .nav-menu {
        position: fixed;
        top: 59px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 59px);
        background-color: white;
        flex-direction: column;
        align-items: center;
        padding: 40px 20px;
        transition: var(--transition);
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        z-index: 999;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu li {
        margin: 0 0 25px 0;
    }

    .hamburger {
        display: flex;
    }

    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(6px, 6px);
    }

    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }

    .category-header h1 {
        font-size: 2rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

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

    .article-subtitle {
        font-size: 1.1rem;
    }

    .articles-grid {
        grid-template-columns: 1fr;
    }

    .related-grid {
        grid-template-columns: 1fr;
    }

    .practical-grid {
        grid-template-columns: 1fr;
    }

    .footer-container {
        grid-template-columns: 1fr;
    }

    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
    }

    .share-buttons {
        justify-content: center;
    }

    .share-btn {
        flex: 1;
        min-width: calc(50% - 6px);
        justify-content: center;
    }

    .breadcrumb-section {
        padding: 10px 0;
    }

    .article-related {
        margin: 0;
    }

    .featured-grid {
        margin-bottom: 20px;
    }

    .featured-card-content .tags {
        margin-bottom: 0;
    }

    .pagination-list {
        display: block;
    }

    .pagination-list li {
        float: left;
        margin: 10px 5px 0;
    }

}

@media (max-width: 576px) {
    .btn {
        padding: 10px 20px;
    }

    .featured-card-img {
        height: 220px;
    }

    .article-card-img {
        height: 180px;
    }

    .breadcrumb-item {
        font-size: 0.85rem;
    }

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

    .article-meta-item {
        margin-right: 0;
        margin-bottom: 15px;
    }

    .share-buttons {
        flex-direction: column;
    }

    .share-button {
        justify-content: center;
    }

    .pagination-link {
        width: 40px;
        height: 40px;
    }

    .pagination-prev,
    .pagination-next {
        width: auto;
    }

    .share-btn {
        min-width: 100%;
    }

    .author-widget {
        padding: 20px;
    }
}

/* ===== Utility Classes ===== */
.text-center {
    text-align: center;
}

.mb-20 {
    margin-bottom: 20px;
}

.mb-30 {
    margin-bottom: 30px;
}

.mb-40 {
    margin-bottom: 40px;
}

.mt-40 {
    margin-top: 40px;
}