/* ============================================
   Modern Portfolio CSS Styles
   ============================================ */

/* CSS Variables for consistent theming */
:root {
    --primary-color: #3b82f6;
    --primary-dark: #2563eb;
    --secondary-color: #1e293b;
    --accent-color: #f59e0b;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-light: #9ca3af;
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-dark: #0f172a;
    --border-color: #e5e7eb;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --border-radius: 0.5rem;
    --border-radius-lg: 1rem;
    --container-max-width: 1200px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.25;
    margin-bottom: 1rem;
}

h1 {
    font-size: 3rem;
    font-weight: 700;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 1.875rem;
}

h4 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

a {
    text-decoration: none;
    color: var(--primary-color);
    transition: color 0.3s ease;
}

a:hover {
    color: var(--primary-dark);
}

/* Utility Classes */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.highlight {
    color: var(--primary-color);
}

/* Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 2rem;
    border-radius: var(--border-radius);
    font-weight: 500;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

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

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: white;
}

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

.btn-secondary:hover {
    background-color: var(--text-primary);
    color: white;
    transform: translateY(-2px);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
}

.nav-menu {
    display: flex;
    gap: 2rem;
}

.nav-link {
    color: var(--text-secondary);
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: var(--primary-color);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: width 0.3s ease;
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background-color: var(--text-primary);
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.hero-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 4rem;
    align-items: center;
}

.hero-text h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    line-height: 1.1;
}

.hero-text h2 {
    font-size: 1.5rem;
    color: var(--text-secondary);
    font-weight: 400;
    margin-bottom: 1.5rem;
}

.hero-text p {
    font-size: 1.125rem;
    margin-bottom: 2rem;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-image {
    display: flex;
    justify-content: center;
}

.profile-card {
    background: white;
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-xl);
    text-align: center;
    max-width: 300px;
    width: 100%;
}

.profile-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: white;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: transform 0.3s ease;
}

.profile-avatar:hover {
    transform: scale(1.05);
}

.profile-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

.profile-avatar i {
    font-size: 3rem;
    color: white;
}

.profile-info h3 {
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.profile-info p {
    color: var(--text-secondary);
    margin: 0;
}

/* About Section */
.about {
    padding: 80px 0;
    background-color: var(--bg-primary);
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: start;
}

.about-text {
    font-size: 1.125rem;
    line-height: 1.7;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.stat-item {
    text-align: center;
    padding: 1.5rem;
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-5px);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--text-secondary);
    font-weight: 500;
}

/* Skills Section */
.skills {
    padding: 80px 0;
    background-color: var(--bg-secondary);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.skill-category {
    background: white;
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease;
}

.skill-category:hover {
    transform: translateY(-5px);
}

.skill-category h3 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.skill-category i {
    color: var(--primary-color);
    font-size: 1.5rem;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.skill-tag {
    background-color: var(--bg-secondary);
    color: var(--text-secondary);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

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

/* Projects Section */
.projects {
    padding: 80px 0;
    background-color: var(--bg-primary);
}

.project-domain {
    margin-bottom: 4rem;
}

.domain-title {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.75rem;
    color: var(--text-primary);
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--border-color);
}

.domain-title i {
    color: var(--primary-color);
    font-size: 1.5rem;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.project-card {
    background: white;
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.project-header h4 {
    color: var(--text-primary);
    margin: 0;
    flex: 1;
}

.project-period {
    background-color: var(--bg-secondary);
    color: var(--text-secondary);
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius);
    font-size: 0.875rem;
    font-weight: 500;
    white-space: nowrap;
}

.project-card p {
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.tech-tag {
    background-color: var(--primary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius);
    font-size: 0.75rem;
    font-weight: 500;
}

.project-role {
    color: var(--text-light);
    font-style: italic;
    font-size: 0.875rem;
}

/* Experience Section */
.experience {
    padding: 80px 0;
    background-color: var(--bg-secondary);
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background-color: var(--border-color);
    transform: translateX(-50%);
}

.timeline-item {
    display: flex;
    margin-bottom: 3rem;
    position: relative;
}

.timeline-item:nth-child(odd) {
    flex-direction: row;
}

.timeline-item:nth-child(even) {
    flex-direction: row-reverse;
}

.timeline-date {
    flex: 0 0 150px;
    text-align: center;
    background-color: var(--primary-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    font-weight: 500;
    font-size: 0.875rem;
    height: fit-content;
    position: relative;
    z-index: 2;
}

.timeline-content {
    flex: 1;
    background: white;
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    margin: 0 2rem;
    position: relative;
}

.timeline-content h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.timeline-content h4 {
    color: var(--text-secondary);
    font-weight: 500;
    margin-bottom: 1rem;
}

.timeline-content ul {
    padding-left: 1.5rem;
    margin-top: 1rem;
}

.timeline-content li {
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

/* Enhanced Timeline Mobile Styles */
.timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.timeline-company {
    background-color: var(--bg-secondary);
    color: var(--text-secondary);
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius);
    font-size: 0.875rem;
    font-weight: 500;
    white-space: nowrap;
}

.timeline-summary {
    margin-bottom: 1.5rem;
}

.timeline-achievements h4 {
    color: var(--primary-color);
    font-size: 1rem;
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.timeline-achievements h4::before {
    content: '🎯';
    font-size: 0.875rem;
}

/* Contact Section */
.contact {
    padding: 80px 0;
    background-color: var(--bg-primary);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.contact-info p {
    font-size: 1.125rem;
    margin-bottom: 2rem;
}

.contact-details {
    margin-bottom: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.contact-item i {
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.contact-item strong {
    color: var(--text-primary);
    display: block;
    margin-bottom: 0.25rem;
}

.contact-item p {
    margin: 0;
    color: var(--text-secondary);
}

.contact-social {
    display: flex;
    gap: 1rem;
}

.contact-social a {
    width: 50px;
    height: 50px;
    background-color: var(--bg-secondary);
    color: var(--text-secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    transition: all 0.3s ease;
}

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

/* Contact Form */
.contact-form {
    background: white;
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: border-color 0.3s ease;
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

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

/* Footer */
.footer {
    background-color: var(--bg-dark);
    color: white;
    padding: 3rem 0 1rem;
}

.footer-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
    color: white;
    margin-bottom: 1rem;
}

.footer-section p {
    color: #94a3b8;
    margin-bottom: 1rem;
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: #94a3b8;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: white;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background-color: var(--primary-dark);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #334155;
}

.footer-bottom p {
    color: #94a3b8;
    margin: 0;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 3rem;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .timeline::before {
        left: 30px;
    }

    .timeline-item {
        flex-direction: row !important;
        padding-left: 60px;
    }

    .timeline-date {
        position: absolute;
        left: -120px;
        width: 120px;
    }

    .timeline-content {
        margin: 0;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow-lg);
        padding: 2rem 0;
    }

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

    .nav-toggle {
        display: flex;
    }

    .hero {
        padding: 100px 0 60px;
    }

    .hero-text h1 {
        font-size: 2.5rem;
    }

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

    .about-stats {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

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

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

    .project-header {
        flex-direction: column;
        align-items: start;
    }

    .timeline {
        padding-left: 1rem;
    }

    .timeline-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }

    .timeline-date {
        position: relative;
        left: 0;
        width: auto;
        margin-bottom: 0;
        font-size: 0.875rem;
        padding: 0.5rem 1rem;
    }

    .timeline-company {
        font-size: 0.75rem;
        padding: 0.25rem 0.5rem;
    }

    .timeline-item {
        flex-direction: column;
        padding-left: 0;
    }

    .timeline-content {
        padding: 1.5rem;
        margin: 0;
        background: white;
        border-radius: var(--border-radius);
        box-shadow: var(--shadow-md);
        border: 1px solid var(--border-color);
        position: relative;
    }

    .timeline-content::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 3px;
        background: linear-gradient(90deg, var(--primary-color), var(--primary-dark));
        border-radius: var(--border-radius) var(--border-radius) 0 0;
    }

    .timeline-content h3 {
        font-size: 1.25rem;
        line-height: 1.3;
        margin-bottom: 1rem;
    }

    .timeline-summary p {
        font-size: 0.95rem;
        line-height: 1.6;
    }

    .timeline-achievements ul {
        padding-left: 1.25rem;
    }

    .timeline-achievements li {
        font-size: 0.9rem;
        margin-bottom: 0.75rem;
        line-height: 1.5;
    }

    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 2rem;
    }

    .container {
        padding: 0 1rem;
    }
}

@media (max-width: 480px) {
    .hero-text h1 {
        font-size: 2rem;
    }

    .hero-text h2 {
        font-size: 1.25rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        justify-content: center;
        max-width: 250px;
    }

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

    .stat-item {
        padding: 1rem;
    }

    .stat-number {
        font-size: 2rem;
    }

    /* Enhanced mobile timeline for very small screens */
    .timeline {
        padding-left: 0.5rem;
    }

    .timeline-item {
        margin-bottom: 2rem;
    }

    .timeline-header {
        padding: 0 0.5rem;
    }

    .timeline-content {
        padding: 1rem;
    }

    .timeline-content h3 {
        font-size: 1.125rem;
        line-height: 1.4;
    }

    .timeline-achievements h4 {
        font-size: 0.95rem;
    }

    .timeline-achievements li {
        font-size: 0.875rem;
    }

    .timeline-date {
        font-size: 0.8rem;
        padding: 0.4rem 0.8rem;
    }
}

/* Animation Classes */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Smooth scrolling for anchor links */
html {
    scroll-behavior: smooth;
}

/* Focus styles for accessibility */
*:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Print styles */
@media print {
    .navbar,
    .contact-form,
    .footer {
        display: none;
    }

    .hero {
        padding-top: 2rem;
    }

    * {
        background: white !important;
        color: black !important;
    }
}

/* Blog Preview Section */
.blog-preview {
    padding: 80px 0;
    background-color: var(--bg-secondary);
}

.blog-posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.blog-post-card {
    background: white;
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

.blog-post-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.blog-post-card .post-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.blog-post-card .post-title a {
    color: var(--text-primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.blog-post-card .post-title a:hover {
    color: var(--primary-color);
}

.blog-post-card .post-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.blog-post-card .post-date {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-light);
    font-size: 0.875rem;
}

.blog-post-card .post-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.blog-post-card .post-tag {
    background-color: var(--bg-secondary);
    color: var(--text-secondary);
    padding: 0.25rem 0.5rem;
    border-radius: var(--border-radius);
    font-size: 0.75rem;
    font-weight: 500;
    border: 1px solid var(--border-color);
}

.blog-post-card .post-excerpt {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.blog-post-card .read-more-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
    font-weight: 500;
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 0.95rem;
}

.blog-post-card .read-more-link:hover {
    color: var(--primary-dark);
    gap: 0.75rem;
}

.blog-cta {
    text-align: center;
}

/* ============================================
   Enhanced Blog Styles
   ============================================ */

/* Blog Hero Section */
.blog-hero, .blog-post-hero {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    padding: 120px 0 80px;
    text-align: center;
}

.blog-header, .post-header {
    max-width: 800px;
    margin: 0 auto;
}

.blog-breadcrumb, .post-breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 2rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.blog-breadcrumb a, .post-breadcrumb a {
    color: var(--primary-color);
    text-decoration: none;
}

.blog-breadcrumb i, .post-breadcrumb i {
    font-size: 0.75rem;
}

.blog-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-top: 3rem;
}

.blog-stats .stat-item {
    text-align: center;
}

/* Blog Filters */
.blog-filters {
    background-color: var(--bg-primary);
    padding: 2rem 0;
    border-bottom: 1px solid var(--border-color);
}

.filter-tabs {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 2rem;
}

.filter-tab {
    background: transparent;
    border: 2px solid var(--border-color);
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s ease;
}

.filter-tab:hover, .filter-tab.active {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background-color: var(--bg-secondary);
}

.search-bar {
    max-width: 400px;
    margin: 0 auto;
    position: relative;
}

.search-bar i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-light);
}

.search-bar input {
    width: 100%;
    padding: 0.75rem 1rem 0.75rem 3rem;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.search-bar input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* Blog Listing */
.blog-listing {
    padding: 4rem 0;
    background-color: var(--bg-primary);
}

.blog-listing .blog-posts-grid {
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2.5rem;
}

.blog-listing .blog-post-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.post-image {
    height: 200px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: -2rem -2rem 1.5rem -2rem;
}

.post-category-badge {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background-color: rgba(255, 255, 255, 0.9);
    color: var(--text-primary);
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.post-date-overlay {
    background-color: rgba(255, 255, 255, 0.95);
    color: var(--text-primary);
    padding: 1rem;
    border-radius: var(--border-radius);
    text-align: center;
    font-weight: 600;
}

.date-day {
    display: block;
    font-size: 1.5rem;
    line-height: 1;
}

.date-month {
    display: block;
    font-size: 0.875rem;
    text-transform: uppercase;
    opacity: 0.7;
}

.date-year {
    display: block;
    font-size: 0.75rem;
    opacity: 0.5;
}

.post-content {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.post-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
    padding-top: 1rem;
}

.read-more-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.read-more-btn:hover {
    color: var(--primary-dark);
    gap: 0.75rem;
}

.share-btn {
    background: transparent;
    border: 1px solid var(--border-color);
    padding: 0.5rem;
    border-radius: var(--border-radius);
    color: var(--text-light);
    cursor: pointer;
    transition: all 0.3s ease;
}

.share-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.more-tags {
    font-size: 0.75rem;
    color: var(--text-light);
    font-style: italic;
}

/* Blog Pagination */
.blog-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin-top: 4rem;
    flex-wrap: wrap;
}

.page-numbers {
    display: flex;
    gap: 0.5rem;
}

.page-numbers a, .current-page {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    transition: all 0.3s ease;
}

.page-numbers a:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.current-page {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

/* Blog CTA Section */
.blog-cta-section {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    padding: 4rem 0;
    text-align: center;
}

.cta-content h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.cta-content p {
    font-size: 1.125rem;
    margin-bottom: 2rem;
    color: var(--text-secondary);
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

/* ============================================
   Blog Post Content Styles
   ============================================ */

/* Post Header */
.post-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 2rem;
    line-height: 1.2;
}

.post-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.post-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-avatar {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
}

.author-info {
    display: flex;
    flex-direction: column;
}

.author-name {
    font-weight: 600;
    color: var(--text-primary);
}

.author-title {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.post-details {
    display: flex;
    align-items: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.post-date, .post-read-time, .post-views {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.post-views img {
    height: 20px;
    display: inline-block;
}

.post-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.post-tag {
    background-color: var(--bg-secondary);
    color: var(--text-secondary);
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius);
    font-size: 0.875rem;
    font-weight: 500;
    text-decoration: none;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

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

.post-category {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.post-category a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

/* Post Content Layout */
.blog-post-content {
    padding: 4rem 0;
    background-color: var(--bg-primary);
}

.post-content-wrapper {
    gap: 4rem;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.post-article {
    background: white;
    padding: 3rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    line-height: 1.7;
}

.post-article h1, .post-article h2, .post-article h3, .post-article h4 {
    color: var(--text-primary);
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.post-article h1 {
    font-size: 2rem;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 0.5rem;
}

.post-article h2 {
    font-size: 1.5rem;
}

.post-article h3 {
    font-size: 1.25rem;
}

.post-article p {
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
}

.post-article img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    margin: 2rem 0;
    box-shadow: var(--shadow-md);
}

.post-article blockquote {
    border-left: 4px solid var(--primary-color);
    padding: 1rem 2rem;
    margin: 2rem 0;
    background-color: var(--bg-secondary);
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    font-style: italic;
}

.post-article code {
    background-color: var(--bg-secondary);
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    font-family: 'Monaco', 'Consolas', monospace;
    font-size: 0.875rem;
    color: var(--text-primary);
}

.post-article pre {
    background-color: #2d3748;
    color: #e2e8f0;
    padding: 1.5rem;
    border-radius: var(--border-radius);
    overflow-x: auto;
    margin: 2rem 0;
}

.post-article pre code {
    background: none;
    padding: 0;
    color: inherit;
}

.post-article ul, .post-article ol {
    margin-bottom: 1.5rem;
    padding-left: 2rem;
}

.post-article li {
    margin-bottom: 0.5rem;
}

.post-article table {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.post-article th, .post-article td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.post-article th {
    background-color: var(--bg-secondary);
    font-weight: 600;
    color: var(--text-primary);
}

/* Post Navigation */
.post-navigation {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin: 3rem 0;
    padding: 2rem 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.nav-item {
    padding: 1.5rem;
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius);
    transition: all 0.3s ease;
}

.nav-item:hover {
    background-color: var(--bg-primary);
    box-shadow: var(--shadow-md);
}

.nav-previous {
    text-align: left;
}

.nav-next {
    text-align: right;
}

.nav-label {
    font-size: 0.875rem;
    color: var(--text-light);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    font-weight: 500;
}

.nav-title {
    color: var(--text-primary);
    font-weight: 600;
    text-decoration: none;
    font-size: 1.1rem;
    line-height: 1.4;
}

.nav-title:hover {
    color: var(--primary-color);
}

/* Post Share */
.post-share {
    margin: 3rem 0;
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius);
    text-align: center;
}

.post-share h4 {
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

/* Post Comments */
.post-comments {
    margin-top: 3rem;
    padding: 2rem;
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius);
}

.post-comments h4 {
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

/* Sidebar Styles */
.post-sidebar {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.sidebar-widget {
    background: white;
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
}

.sidebar-widget h4 {
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    font-size: 1.125rem;
    font-weight: 600;
}

.recent-posts {
    list-style: none;
    padding: 0;
}

.recent-posts li {
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.recent-posts li:last-child {
    border-bottom: none;
}

.recent-posts a {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    line-height: 1.4;
    transition: color 0.3s ease;
}

.recent-posts a:hover {
    color: var(--primary-color);
}

.recent-posts .post-date {
    font-size: 0.75rem;
    color: var(--text-light);
}

.tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag-item {
    background-color: var(--bg-secondary);
    color: var(--text-secondary);
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius);
    font-size: 0.75rem;
    font-weight: 500;
    text-decoration: none;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

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

/* Author Widget */
.author-widget .author-bio {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1rem;
}

.author-widget .author-avatar {
    width: 80px;
    height: 80px;
    font-size: 2rem;
}

.author-widget .author-details h5 {
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.author-widget .author-details p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.author-social {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
}

.author-social a {
    width: 40px;
    height: 40px;
    background-color: var(--bg-secondary);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

.author-social a:hover {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* ============================================
   Blog Responsive Design
   ============================================ */

@media (max-width: 1024px) {
    .post-content-wrapper {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .post-sidebar {
        order: -1;
    }

    .blog-stats {
        gap: 2rem;
    }

    .filter-tabs {
        justify-content: flex-start;
        overflow-x: auto;
        padding-bottom: 0.5rem;
    }
}

@media (max-width: 768px) {
    .blog-hero, .blog-post-hero {
        padding: 100px 0 60px;
    }

    .post-title {
        font-size: 2rem;
    }

    .post-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .post-details {
        gap: 1rem;
    }

    .blog-listing .blog-posts-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .post-navigation {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .nav-next {
        text-align: left;
    }

    .blog-stats {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .filter-tabs {
        flex-direction: column;
        align-items: stretch;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .post-article {
        padding: 2rem 1.5rem;
    }
}

@media (max-width: 480px) {
    .blog-breadcrumb, .post-breadcrumb {
        font-size: 0.8rem;
    }

    .post-title {
        font-size: 1.75rem;
    }

    .blog-listing .blog-posts-grid {
        grid-template-columns: 1fr;
    }

    .sidebar-widget {
        padding: 1.5rem;
    }

    .post-article {
        padding: 1.5rem 1rem;
    }

    .author-social {
        gap: 0.5rem;
    }

    .author-social a {
        width: 35px;
        height: 35px;
    }
}