/* Variables */
:root {
    /* Colors */
    --primary-color: #3182ce;
    --primary-hover: #2c5aa0;
    --secondary-color: #2d3748;
    --text-color: #4a5568;
    --text-light: #718096;
    --bg-color: #ffffff;
    --bg-alt: #f7fafc;
    --border-color: #e2e8f0;
    --success-bg: #c6f6d5;
    --success-text: #22543d;
    --error-bg: #fed7d7;
    --error-text: #742a2a;
    --gradient-start: #667eea;
    --gradient-end: #764ba2;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-xxl: 3rem;
    --spacing-huge: 4rem;

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-base: 16px;
    --line-height-base: 1.6;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-bold: 600;
    --font-weight-extrabold: 700;

    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-hover: 0 10px 25px rgba(0, 0, 0, 0.1);

    /* Transitions */
    --transition-base: all 0.2s ease;
}

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

html {
    scroll-behavior: smooth;
    font-size: var(--font-size-base);
}

body {
    font-family: var(--font-family);
    line-height: var(--line-height-base);
    color: var(--secondary-color);
    background-color: var(--bg-color);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-bold);
    line-height: 1.3;
    margin-bottom: var(--spacing-md);
    color: #1a202c;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: var(--spacing-md);
    color: var(--text-color);
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}

/* Navigation */
.navbar {
    background: var(--bg-color);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-md);
    padding-bottom: var(--spacing-md);
}

.nav-brand a {
    font-size: 1.5rem;
    font-weight: var(--font-weight-extrabold);
    color: #1a202c;
    text-decoration: none;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-xl);
    margin: 0;
    padding: 0;
}

.nav-menu a {
    font-weight: var(--font-weight-medium);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    transition: var(--transition-base);
    color: var(--text-color);
}

.nav-menu a.active {
    background-color: var(--primary-color);
    color: white;
    text-decoration: none;
}

.nav-menu a:hover:not(.active) {
    background-color: var(--bg-alt);
    color: var(--primary-color);
    text-decoration: none;
}

/* Mobile Menu Toggle */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.nav-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--secondary-color);
    margin: 5px 0;
    transition: var(--transition-base);
}

/* Main Content */
.main-content {
    flex: 1;
    padding: var(--spacing-xxl) 0;
}

/* Messages */
.messages {
    margin-bottom: var(--spacing-xl);
}

.message {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
}

.message.success {
    background-color: var(--success-bg);
    color: var(--success-text);
    border: 1px solid #9ae6b4;
}

.message.error {
    background-color: var(--error-bg);
    color: var(--error-text);
    border: 1px solid #feb2b2;
}

/* Footer */
.footer {
    background-color: var(--bg-alt);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-xl) 0;
    text-align: center;
    color: var(--text-light);
    margin-top: auto;
}

/* Portfolio Specific Styles */
.hero-section {
    text-align: center;
    padding: var(--spacing-huge) 0 var(--spacing-xl);
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
    color: white;
    margin: calc(var(--spacing-xxl) * -1) calc(var(--spacing-xl) * -1) var(--spacing-xxl);
}

.hero-section h1 {
    color: white;
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.hero-section p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.25rem;
    max-width: 600px;
    margin: 0 auto;
}

.section {
    margin-bottom: var(--spacing-huge);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xxl);
}

.section-header h2 {
    font-size: 2.5rem;
    color: #1a202c;
    margin-bottom: var(--spacing-sm);
}

.section-header p {
    color: var(--text-light);
    font-size: 1.125rem;
}

/* Skills */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.skill-category {
    background: var(--bg-alt);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
}

.skill-category h3 {
    color: var(--secondary-color);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.skills-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.skill-tag {
    display: inline-flex;
    align-items: center;
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 9999px;
    padding: var(--spacing-xs) var(--spacing-md);
    transition: var(--transition-base);
}

.skill-tag:hover {
    border-color: var(--primary-color);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.skill-name {
    font-weight: var(--font-weight-medium);
    color: var(--secondary-color);
    margin-right: var(--spacing-sm);
}

.skill-years {
    color: var(--text-light);
    font-size: 0.75rem;
    background-color: var(--bg-alt);
    padding: 2px 6px;
    border-radius: 9999px;
}

/* Projects */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

.project-card {
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    transition: var(--transition-base);
    display: flex;
    flex-direction: column;
}

.project-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.project-card.featured {
    border-color: #60a5fa;
    background: linear-gradient(135deg, #93c5fd 0%, #60a5fa 100%);
    color: #1a202c;
}

.project-card.featured h3,
.project-card.featured .project-description,
.project-card.featured .project-technologies {
    color: #1a202c;
}

.project-card.featured .project-title a {
    color: #1a202c;
}

.project-card.featured .project-title a:hover {
    color: #2c5aa0;
}

.project-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    color: #1a202c;
}

.project-title a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-base);
}

.project-title a:hover {
    color: var(--primary-color);
    text-decoration: none;
}

.project-description {
    color: var(--text-color);
    margin-bottom: var(--spacing-lg);
    flex-grow: 1;
}

.project-technologies {
    color: var(--text-light);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-lg);
}

.project-links {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    margin-top: auto;
}

.btn {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    transition: var(--transition-base);
    border: 1px solid transparent;
    display: inline-block;
    cursor: pointer;
    text-align: center;
}

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

.btn-primary:hover {
    background-color: var(--primary-hover);
    color: white;
    text-decoration: none;
}

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

.btn-outline:hover {
    background-color: var(--primary-color);
    color: white;
    text-decoration: none;
}

.project-card.featured .btn-primary {
    background-color: #1a202c;
    color: white;
    border-color: #1a202c;
}

.project-card.featured .btn-outline {
    color: #1a202c;
    border-color: #1a202c;
}

.project-card.featured .btn-primary:hover {
    background-color: var(--secondary-color);
    color: white;
}

.project-card.featured .btn-outline:hover {
    background-color: #1a202c;
    color: white;
}

/* Blog Styles */
.blog-list {
    display: grid;
    gap: var(--spacing-xl);
}

.blog-post-card {
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    transition: var(--transition-base);
}

.blog-post-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.blog-post-title {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-md);
    color: #1a202c;
}

.blog-post-meta {
    color: var(--text-light);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-md);
}

.blog-post-excerpt {
    color: var(--text-color);
    margin-bottom: var(--spacing-lg);
}

.blog-post-content {
    line-height: 1.8;
}

.blog-post-content h1,
.blog-post-content h2,
.blog-post-content h3,
.blog-post-content h4,
.blog-post-content h5,
.blog-post-content h6 {
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
}

.blog-post-content code {
    background-color: var(--bg-alt);
    padding: 0.2rem 0.4rem;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    color: #e53e3e;
    font-family: monospace;
}

.blog-post-content pre {
    background-color: var(--bg-alt);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    overflow-x: auto;
    margin: var(--spacing-md) 0;
}

.blog-post-content blockquote {
    border-left: 4px solid var(--primary-color);
    padding-left: var(--spacing-md);
    margin: var(--spacing-md) 0;
    color: var(--text-color);
    font-style: italic;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .navbar .container {
        flex-wrap: wrap;
    }

    .nav-toggle {
        display: block;
    }
    
    .nav-menu {
        display: none;
        width: 100%;
        flex-direction: column;
        gap: var(--spacing-sm);
        padding-top: var(--spacing-md);
    }

    .nav-menu a {
        display: block;
        text-align: center;
    }

    .nav-menu.active {
        display: flex;
    }
    
    .hero-section {
        padding: var(--spacing-xl) var(--spacing-md);
        margin: calc(var(--spacing-xxl) * -1) calc(var(--spacing-md) * -1) var(--spacing-xxl);
    }
    
    .hero-section h1 {
        font-size: 2rem;
    }
    
    .hero-section p {
        font-size: 1rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .skills-grid,
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .blog-post-title {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .main-content {
        padding: var(--spacing-xl) 0;
    }
    
    .hero-section h1 {
        font-size: 1.75rem;
    }
    
    .section {
        margin-bottom: var(--spacing-xl);
    }
    
    .project-card,
    .blog-post-card {
        padding: var(--spacing-lg);
    }
    
    .project-links {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .btn {
        width: 100%;
    }
}

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

.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-5 { margin-bottom: 1.25rem; }
.mb-6 { margin-bottom: 1.5rem; }

.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 0.75rem; }
.mt-4 { margin-top: 1rem; }
.mt-5 { margin-top: 1.25rem; }
.mt-6 { margin-top: 1.5rem; }

.hidden { display: none; }
.visible { display: block; }
/* Refactored Template Styles */

/* About Section */
.about-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.profile-image {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: var(--spacing-xl);
}

.about-text {
    font-size: 1.125rem;
    line-height: 1.7;
    color: var(--text-color);
    text-align: justify;
}

/* Project Detail */
.project-detail .project-header {
    text-align: center;
    margin-bottom: var(--spacing-xxl);
}

.project-detail h1 {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.project-detail-image {
    width: 100%;
    max-width: 800px;
    height: 300px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    margin: var(--spacing-xl) auto;
    display: block;
}

.project-content {
    max-width: 800px;
    margin: 0 auto;
}

.project-footer {
    margin-top: var(--spacing-huge);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--border-color);
    text-align: center;
}

.project-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
}

/* CTA Section */
.cta-section {
    text-align: center;
    padding: var(--spacing-xxl) 0;
}

.cta-section p {
    color: var(--text-light);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xl);
}

/* Blog List */
.pagination {
    margin-top: var(--spacing-xxl);
    text-align: center;
}

.page-info {
    margin: 0 var(--spacing-md);
    color: var(--text-light);
}

.empty-state {
    text-align: center;
    padding: var(--spacing-xxl) 0;
}

.empty-state p {
    color: var(--text-light);
}

/* Blog Post Detail */
.blog-post-detail .blog-post-header {
    text-align: center;
    margin-bottom: var(--spacing-xxl);
}

.blog-post-detail h1 {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.blog-post-image {
    width: 100%;
    max-width: 800px;
    height: 300px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    margin: var(--spacing-xl) auto;
    display: block;
}

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

.blog-post-footer {
    margin-top: var(--spacing-huge);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--border-color);
    text-align: center;
}

/* Responsive Adjustments for Refactored Elements */
@media (max-width: 768px) {
    .project-detail h1,
    .blog-post-detail h1 {
        font-size: 2rem;
    }
    
    .about-text {
        text-align: left;
    }
}
/* Social Links */
.social-links {
    margin-top: var(--spacing-md);
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
}

.social-links a {
    color: var(--text-light);
    font-size: 1.5rem;
    transition: var(--transition-base);
}

.social-links a:hover {
    color: var(--primary-color);
    transform: translateY(-2px);
}

/* Experience Timeline Styles - Modern & Minimalist */
.experience-timeline {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
    padding: var(--spacing-xl) 0;
}

.experience-item {
    display: grid;
    grid-template-columns: 180px 1fr;
    gap: var(--spacing-xxl);
    margin-bottom: calc(var(--spacing-xxl) * 1.5);
    position: relative;
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.experience-item:nth-child(1) { animation-delay: 0.1s; }
.experience-item:nth-child(2) { animation-delay: 0.2s; }
.experience-item:nth-child(3) { animation-delay: 0.3s; }
.experience-item:nth-child(4) { animation-delay: 0.4s; }

.experience-item:last-child {
    margin-bottom: 0;
}

/* Date Column */
.experience-date {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    padding-top: var(--spacing-md);
    text-align: right;
}

.date-badge {
    font-size: 0.9rem;
    font-weight: var(--font-weight-medium);
    color: var(--secondary-color);
    line-height: 1.4;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.current-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
    color: white;
    padding: 4px 12px;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: var(--font-weight-bold);
    letter-spacing: 0.5px;
    text-transform: uppercase;
    box-shadow: 0 2px 8px rgba(49, 130, 206, 0.3);
}

.duration {
    font-size: 0.8rem;
    color: var(--text-light);
    font-weight: var(--font-weight-medium);
    background: var(--bg-alt);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
    display: inline-block;
}

/* Content Card */
.experience-content {
    background: white;
    border: 2px solid transparent;
    border-radius: 16px;
    padding: calc(var(--spacing-xl) * 1.5);
    position: relative;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    overflow: hidden;
}

.experience-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--primary-color) 0%, var(--primary-hover) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.experience-content:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    border-color: var(--primary-color);
}

.experience-content:hover::before {
    opacity: 1;
}

/* Header Section */
.experience-header {
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--bg-alt);
}

.experience-position {
    font-size: 1.75rem;
    color: #1a202c;
    margin-bottom: var(--spacing-md);
    font-weight: var(--font-weight-bold);
    line-height: 1.2;
}

.experience-company {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-size: 1.125rem;
    font-weight: var(--font-weight-medium);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-sm);
}

.experience-company a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition-base);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.experience-company a::after {
    content: '↗';
    font-size: 0.875rem;
    opacity: 0;
    transform: translate(-4px, 4px);
    transition: all 0.2s ease;
}

.experience-company a:hover {
    color: var(--primary-hover);
}

.experience-company a:hover::after {
    opacity: 1;
    transform: translate(0, 0);
}

.experience-location {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.875rem;
    color: var(--text-light);
    font-weight: var(--font-weight-normal);
    background: var(--bg-alt);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 999px;
}

.experience-location i {
    font-size: 0.75rem;
}

/* Description Section */
.experience-description {
    color: var(--text-color);
    line-height: 1.8;
}

.experience-description > p:first-child {
    font-size: 1.05rem;
    color: var(--secondary-color);
    margin-bottom: var(--spacing-lg);
}

.experience-description h1,
.experience-description h2,
.experience-description h3 {
    font-size: 1.125rem;
    color: var(--secondary-color);
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
    font-weight: var(--font-weight-bold);
    position: relative;
    padding-left: var(--spacing-md);
}

.experience-description h3::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 60%;
    background: var(--primary-color);
    border-radius: 999px;
}

.experience-description h4,
.experience-description h5,
.experience-description h6 {
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
}

.experience-description ul,
.experience-description ol {
    margin-left: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

.experience-description li {
    margin-bottom: var(--spacing-md);
    position: relative;
    padding-left: var(--spacing-sm);
}

.experience-description ul li::marker {
    color: var(--primary-color);
}

.experience-description p {
    margin-bottom: var(--spacing-md);
}

.experience-description strong {
    color: var(--secondary-color);
    font-weight: var(--font-weight-bold);
    background: linear-gradient(120deg, transparent 0%, var(--bg-alt) 50%, transparent 100%);
}

/* Responsive Experience Timeline */
@media (max-width: 768px) {
    .experience-timeline {
        padding: var(--spacing-md) 0;
    }
    
    .experience-item {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
        margin-bottom: var(--spacing-xxl);
    }
    
    .experience-date {
        text-align: left;
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
        padding-top: 0;
        gap: var(--spacing-md);
    }
    
    .date-badge {
        font-size: 0.85rem;
        flex-direction: row;
        align-items: center;
    }
    
    .duration {
        font-size: 0.75rem;
    }
    
    .experience-content {
        padding: var(--spacing-xl);
    }
    
    .experience-position {
        font-size: 1.375rem;
    }
    
    .experience-company {
        font-size: 1rem;
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    .experience-item {
        margin-bottom: var(--spacing-xl);
    }
    
    .experience-content {
        padding: var(--spacing-lg);
        border-radius: 12px;
    }
    
    .experience-position {
        font-size: 1.25rem;
    }
    
    .experience-description h3 {
        font-size: 1rem;
    }
    
    .experience-date {
        flex-direction: column;
        align-items: flex-start;
    }
}

/* CV/Resume Section Styles - Modern & Minimalist */

/* CV Section Container */
.cv-section {
    margin-bottom: calc(var(--spacing-xxl) * 1.5);
}

/* CV Section Header */
.cv-section-header {
    text-align: center;
    margin-bottom: calc(var(--spacing-xxl) * 1.2);
    position: relative;
}

.cv-section-header h2 {
    font-size: 2rem;
    color: #1a202c;
    margin-bottom: var(--spacing-md);
    font-weight: var(--font-weight-bold);
}

.section-divider {
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color) 0%, var(--primary-hover) 100%);
    margin: 0 auto;
    border-radius: 999px;
}

/* Professional Summary Section */
.cv-summary-content {
    max-width: 900px;
    margin: 0 auto;
    background: white;
    padding: calc(var(--spacing-xl) * 1.5);
    border-radius: 16px;
    border: 2px solid var(--border-color);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    line-height: 1.8;
    color: var(--text-color);
    font-size: 1.05rem;
}

.cv-summary-content p {
    margin-bottom: var(--spacing-lg);
}

.cv-summary-content p:last-child {
    margin-bottom: 0;
}

/* Certifications Grid */
.certifications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-xl);
    max-width: 1000px;
    margin: 0 auto;
}

/* Certification Card */
.certification-card {
    background: white;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: var(--spacing-xl);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.certification-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color) 0%, var(--primary-hover) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.certification-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px -10px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-color);
}

.certification-card:hover::before {
    opacity: 1;
}

.certification-header {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--bg-alt);
}

.certification-name {
    font-size: 1.25rem;
    color: #1a202c;
    margin-bottom: var(--spacing-sm);
    font-weight: var(--font-weight-bold);
    line-height: 1.3;
}

.certification-organization {
    font-size: 1rem;
    color: var(--primary-color);
    font-weight: var(--font-weight-medium);
}

.certification-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.certification-date {
    font-size: 0.875rem;
    color: var(--text-color);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.certification-date i {
    color: var(--primary-color);
    margin-right: var(--spacing-xs);
}

/* Certification Badges */
.valid-badge,
.expired-badge,
.no-expiry-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: var(--spacing-xs);
}

.valid-badge {
    background: linear-gradient(135deg, #48bb78 0%, #38a169 100%);
    color: white;
    box-shadow: 0 2px 8px rgba(72, 187, 120, 0.3);
}

.expired-badge {
    background: linear-gradient(135deg, #fc8181 0%, #f56565 100%);
    color: white;
    box-shadow: 0 2px 8px rgba(245, 101, 101, 0.3);
}

.no-expiry-badge {
    background: linear-gradient(135deg, #90cdf4 0%, #63b3ed 100%);
    color: white;
    box-shadow: 0 2px 8px rgba(99, 179, 237, 0.3);
}

.credential-info {
    font-size: 0.875rem;
    color: var(--text-light);
    background: var(--bg-alt);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
}

.credential-info strong {
    color: var(--secondary-color);
}

.certification-description {
    color: var(--text-color);
    line-height: 1.6;
    font-size: 0.9rem;
}

.certification-description p {
    margin-bottom: var(--spacing-sm);
}

.certification-link {
    margin-top: var(--spacing-sm);
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 0.875rem;
}

.btn-sm i {
    margin-right: var(--spacing-xs);
}

/* Education Timeline */
.education-timeline {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
    padding: var(--spacing-xl) 0;
}

.education-item {
    display: grid;
    grid-template-columns: 150px 1fr;
    gap: var(--spacing-xxl);
    margin-bottom: calc(var(--spacing-xxl) * 1.5);
    position: relative;
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
}

.education-item:nth-child(1) { animation-delay: 0.1s; }
.education-item:nth-child(2) { animation-delay: 0.2s; }
.education-item:nth-child(3) { animation-delay: 0.3s; }
.education-item:nth-child(4) { animation-delay: 0.4s; }

.education-item:last-child {
    margin-bottom: 0;
}

/* Education Date Column */
.education-date {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    padding-top: var(--spacing-md);
    text-align: right;
}

/* Education Content Card */
.education-content {
    background: white;
    border: 2px solid transparent;
    border-radius: 16px;
    padding: calc(var(--spacing-xl) * 1.5);
    position: relative;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    overflow: hidden;
}

.education-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--primary-color) 0%, var(--primary-hover) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.education-content:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    border-color: var(--primary-color);
}

.education-content:hover::before {
    opacity: 1;
}

/* Education Header */
.education-header {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--bg-alt);
}

.education-degree {
    font-size: 1.5rem;
    color: #1a202c;
    margin-bottom: var(--spacing-sm);
    font-weight: var(--font-weight-bold);
    line-height: 1.2;
}

.education-field {
    font-size: 1.125rem;
    color: var(--primary-color);
    font-weight: var(--font-weight-medium);
    margin-bottom: var(--spacing-md);
}

.education-institution {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-size: 1rem;
    font-weight: var(--font-weight-medium);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-sm);
}

.education-institution a {
    color: var(--secondary-color);
    text-decoration: none;
    transition: var(--transition-base);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.education-institution a::after {
    content: '↗';
    font-size: 0.875rem;
    opacity: 0;
    transform: translate(-4px, 4px);
    transition: all 0.2s ease;
}

.education-institution a:hover {
    color: var(--primary-color);
}

.education-institution a:hover::after {
    opacity: 1;
    transform: translate(0, 0);
}

.education-location {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.875rem;
    color: var(--text-light);
    font-weight: var(--font-weight-normal);
    background: var(--bg-alt);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 999px;
}

.education-location i {
    font-size: 0.75rem;
}

.education-grade {
    font-size: 0.9rem;
    color: var(--text-color);
    margin-top: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-alt);
    border-radius: var(--radius-md);
    display: inline-block;
}

.education-grade strong {
    color: var(--secondary-color);
}

/* Education Description */
.education-description {
    color: var(--text-color);
    line-height: 1.8;
}

.education-description p {
    margin-bottom: var(--spacing-md);
}

.education-description ul,
.education-description ol {
    margin-left: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

.education-description li {
    margin-bottom: var(--spacing-sm);
}

.education-description ul li::marker {
    color: var(--primary-color);
}

/* Responsive CV Sections */
@media (max-width: 768px) {
    .cv-section {
        margin-bottom: var(--spacing-xxl);
    }
    
    .cv-section-header h2 {
        font-size: 1.75rem;
    }
    
    .cv-summary-content {
        padding: var(--spacing-xl);
        font-size: 1rem;
    }
    
    .certifications-grid {
        grid-template-columns: 1fr;
    }
    
    .education-timeline {
        padding: var(--spacing-md) 0;
    }
    
    .education-item {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
        margin-bottom: var(--spacing-xxl);
    }
    
    .education-date {
        text-align: left;
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
        padding-top: 0;
        gap: var(--spacing-md);
    }
    
    .education-content {
        padding: var(--spacing-xl);
    }
    
    .education-degree {
        font-size: 1.25rem;
    }
    
    .education-field {
        font-size: 1rem;
    }
    
    .education-institution {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    .cv-summary-content {
        padding: var(--spacing-lg);
        font-size: 0.95rem;
    }
    
    .certification-card {
        padding: var(--spacing-lg);
    }
    
    .certification-name {
        font-size: 1.125rem;
    }
    
    .education-item {
        margin-bottom: var(--spacing-xl);
    }
    
    .education-content {
        padding: var(--spacing-lg);
        border-radius: 12px;
    }
    
    .education-date {
        flex-direction: column;
        align-items: flex-start;
    }
}