/* ==================== CSS VARIABLES ==================== */
:root {
    /* Color Palette */
    --bg-primary: #0a0e27;
    --bg-secondary: #141829;
    --bg-card: #1a1f3a;
    --bg-accent: #0d1117;
    
    --text-primary: #e4e6eb;
    --text-secondary: #a0a3bd;
    --text-muted: #6e7191;
    
    --accent-primary: #64ffda;
    --accent-secondary: #45b8d8;
    --accent-tertiary: #ff6b9d;
    --accent-warning: #ffa726;
    --accent-success: #66bb6a;
    --accent-info: #42a5f5;
    
    --border-color: #2a2f4a;
    --border-light: #1e2337;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.4);
    --shadow-accent: 0 4px 20px rgba(100, 255, 218, 0.2);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
}

/* ==================== GLOBAL RESET ==================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 
                 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    line-height: 1.7;
    background-color: var(--bg-primary);
    background-image: 
        radial-gradient(circle at 20% 30%, rgba(100, 255, 218, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(69, 184, 216, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 40% 90%, rgba(255, 107, 157, 0.02) 0%, transparent 40%);
    color: var(--text-primary);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 30px;
}

/* ==================== TYPOGRAPHY ==================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    color: var(--text-primary);
}

h1 { font-size: 3rem; }
h2 { font-size: 2.2rem; }
h3 { font-size: 1.8rem; }
h4 { font-size: 1.4rem; }
h5 { font-size: 1.1rem; }

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

a {
    color: var(--accent-primary);
    text-decoration: none;
    transition: var(--transition-normal);
}

a:hover {
    color: var(--accent-secondary);
}

/* ==================== NAVIGATION ==================== */
.top-nav {
    background-color: rgba(10, 14, 39, 0.95);
    backdrop-filter: blur(15px);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
    padding: 18px 0;
    box-shadow: var(--shadow-md);
}

.nav-container {
    display: flex;
    gap: 35px;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
}

.nav-link {
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    padding: 10px 18px;
    border-radius: var(--radius-sm);
    transition: var(--transition-normal);
    position: relative;
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
    transition: width var(--transition-normal);
}

.nav-link:hover {
    color: var(--accent-primary);
    background-color: rgba(100, 255, 218, 0.05);
}

.nav-link:hover::before {
    width: 70%;
}

/* ==================== HERO SECTION ==================== */
.hero {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    padding: 100px 0 70px;
    border-bottom: 3px solid var(--accent-primary);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -15%;
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(100, 255, 218, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 0.8; }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero h1 {
    font-size: 3.5rem;
    background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 12px;
    font-weight: 800;
    letter-spacing: -1px;
}

.hero h2 {
    font-size: 1.8rem;
    color: var(--text-primary);
    font-weight: 400;
    margin-bottom: 18px;
}

.tagline {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 25px;
    max-width: 750px;
    line-height: 1.6;
}

.location {
    color: var(--text-muted);
    margin-bottom: 35px;
    font-size: 1rem;
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.location i {
    color: var(--accent-primary);
    margin-right: 6px;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-bottom: 35px;
    flex-wrap: wrap;
}

.social-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 24px;
    background-color: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition-normal);
}

.social-btn:hover {
    border-color: var(--accent-primary);
    background-color: rgba(100, 255, 218, 0.1);
    transform: translateY(-3px);
    box-shadow: var(--shadow-accent);
    color: var(--accent-primary);
}

.cta-buttons {
    display: flex;
    gap: 18px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    font-weight: 700;
    font-size: 1rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: all var(--transition-normal);
    border: 2px solid transparent;
    cursor: pointer;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
    color: var(--bg-primary);
    box-shadow: var(--shadow-accent);
}

.btn-primary:hover {
    transform: translateY(-4px);
    box-shadow: 0 6px 25px rgba(100, 255, 218, 0.35);
}

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

.btn-outline:hover {
    background-color: rgba(100, 255, 218, 0.1);
    transform: translateY(-3px);
    box-shadow: var(--shadow-sm);
}

.btn-large {
    padding: 18px 40px;
    font-size: 1.1rem;
}

/* ==================== SECTIONS ==================== */
.section {
    padding: 80px 0;
    border-bottom: 1px solid var(--border-light);
}

.section h3 {
    font-size: 2.5rem;
    color: var(--accent-primary);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 18px;
    font-weight: 800;
}

.section h3 i {
    font-size: 2rem;
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 50px;
    font-style: italic;
    line-height: 1.6;
}

/* ==================== ABOUT SECTION ==================== */
.about-content {
    max-width: 1000px;
}

.lead {
    font-size: 1.3rem;
    line-height: 1.8;
    margin-bottom: 25px;
    color: var(--text-primary);
    font-weight: 500;
}

.about-content p {
    margin-bottom: 20px;
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.8;
}

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-top: 40px;
}

.expertise-card {
    background-color: var(--bg-card);
    padding: 30px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    text-align: center;
    transition: var(--transition-normal);
}

.expertise-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-5px);
    box-shadow: var(--shadow-accent);
}

.expertise-card i {
    font-size: 3rem;
    color: var(--accent-primary);
    margin-bottom: 15px;
    display: block;
}

.expertise-card h4 {
    color: var(--text-primary);
    margin-bottom: 10px;
    font-size: 1.2rem;
}

.expertise-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin: 0;
}

/* ==================== PROJECT FILTERS ==================== */
.project-filters {
    display: flex;
    gap: 12px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 20px;
    background-color: var(--bg-card);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition-normal);
}

.filter-btn:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    background-color: rgba(100, 255, 218, 0.05);
}

.filter-btn.active {
    background-color: var(--accent-primary);
    color: var(--bg-primary);
    border-color: var(--accent-primary);
}

/* ==================== PROJECT CARDS ==================== */
.project-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 35px;
    margin-bottom: 35px;
    transition: all var(--transition-normal);
}

.project-card:hover {
    border-color: var(--accent-primary);
    box-shadow: 0 10px 30px rgba(100, 255, 218, 0.15);
    transform: translateY(-5px);
}

.project-header {
    margin-bottom: 25px;
}

.project-title-group {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 18px;
}

.project-title-group h4 {
    font-size: 1.6rem;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
    min-width: 250px;
}

.project-title-group h4 i {
    color: var(--accent-primary);
    font-size: 1.4rem;
}

.status-badge {
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

.status-badge.completed {
    background-color: rgba(102, 187, 106, 0.2);
    color: var(--accent-success);
    border: 1px solid var(--accent-success);
}

.status-badge.ongoing {
    background-color: rgba(255, 167, 38, 0.2);
    color: var(--accent-warning);
    border: 1px solid var(--accent-warning);
}

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

.tag {
    padding: 6px 14px;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 600;
    border: 1px solid;
}

.tag-embedded {
    background-color: rgba(100, 255, 218, 0.1);
    color: var(--accent-primary);
    border-color: var(--accent-primary);
}

.tag-robotics {
    background-color: rgba(69, 184, 216, 0.1);
    color: var(--accent-secondary);
    border-color: var(--accent-secondary);
}

.tag-cloud {
    background-color: rgba(255, 152, 0, 0.1);
    color: #ffb74d;
    border-color: #ffb74d;
}

.tag-ml {
    background-color: rgba(255, 107, 157, 0.1);
    color: var(--accent-tertiary);
    border-color: var(--accent-tertiary);
}

.tag-signal {
    background-color: rgba(255, 167, 38, 0.1);
    color: var(--accent-warning);
    border-color: var(--accent-warning);
}

.tag-hil {
    background-color: rgba(66, 165, 245, 0.1);
    color: var(--accent-info);
    border-color: var(--accent-info);
}

.tag-vision {
    background-color: rgba(171, 71, 188, 0.1);
    color: #ce93d8;
    border-color: #ce93d8;
}

.project-tech-stack {
    margin-bottom: 20px;
    padding: 15px;
    background-color: rgba(26, 31, 58, 0.5);
    border-radius: var(--radius-sm);
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
}

.project-tech-stack strong {
    color: var(--accent-primary);
    margin-right: 5px;
}

.tech {
    padding: 4px 10px;
    background-color: rgba(100, 255, 218, 0.1);
    color: var(--accent-primary);
    border-radius: 4px;
    font-size: 0.85rem;
    font-weight: 500;
}

.project-description {
    font-size: 1.15rem;
    color: var(--text-primary);
    margin-bottom: 30px;
    line-height: 1.8;
}

.project-highlights {
    margin-bottom: 30px;
}

.highlight-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.highlight-row:last-child {
    margin-bottom: 0;
}

.highlight-item {
    background-color: rgba(26, 31, 58, 0.6);
    padding: 20px;
    border-radius: var(--radius-md);
    border-left: 3px solid var(--accent-secondary);
    display: flex;
    gap: 15px;
    transition: var(--transition-normal);
}

.highlight-item:hover {
    background-color: rgba(26, 31, 58, 0.9);
    transform: translateX(5px);
}

.highlight-item i {
    color: var(--accent-primary);
    font-size: 1.5rem;
    margin-top: 3px;
    flex-shrink: 0;
}

.highlight-item strong {
    color: var(--accent-secondary);
    display: block;
    margin-bottom: 8px;
    font-size: 1rem;
}

.highlight-item p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin: 0;
    line-height: 1.6;
}

.project-impact {
    background-color: rgba(100, 255, 218, 0.05);
    padding: 25px;
    border-radius: var(--radius-md);
    border-left: 4px solid var(--accent-primary);
    margin-bottom: 25px;
}

.project-impact h5 {
    color: var(--accent-primary);
    margin-bottom: 15px;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.project-impact ul {
    list-style: none;
    padding: 0;
}

.project-impact li {
    padding: 10px 0;
    border-bottom: 1px solid var(--border-light);
    color: var(--text-secondary);
    line-height: 1.6;
}

.project-impact li:last-child {
    border-bottom: none;
}

.project-impact strong {
    color: var(--accent-primary);
}

.project-resources {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
    padding-top: 25px;
    border-top: 1px solid var(--border-color);
}

.resource-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    background-color: rgba(100, 255, 218, 0.1);
    color: var(--accent-primary);
    text-decoration: none;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 600;
    transition: var(--transition-normal);
    border: 1px solid rgba(100, 255, 218, 0.3);
}

.resource-link:hover {
    background-color: rgba(100, 255, 218, 0.2);
    transform: translateY(-3px);
    box-shadow: var(--shadow-sm);
}

.private-tag {
    background-color: rgba(255, 167, 38, 0.2);
    color: var(--accent-warning);
    padding: 3px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
    margin-left: 5px;
}

.resource-note {
    color: var(--text-muted);
    font-size: 0.9rem;
    font-style: italic;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ==================== OTHER PROJECTS ==================== */
.other-projects {
    margin-top: 50px;
    padding-top: 50px;
    border-top: 2px solid var(--border-color);
}

.other-projects h4 {
    color: var(--accent-primary);
    margin-bottom: 30px;
    font-size: 1.8rem;
    display: flex;
    align-items: center;
    gap: 12px;
}

.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.mini-project {
    background-color: var(--bg-card);
    padding: 25px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    transition: var(--transition-normal);
    display: flex;
    flex-direction: column;
}

.mini-project:hover {
    border-color: var(--accent-primary);
    transform: translateY(-5px);
    box-shadow: var(--shadow-accent);
}

.mini-project-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.mini-project-header i {
    color: var(--accent-primary);
    font-size: 1.5rem;
}

.mini-project h5 {
    color: var(--text-primary);
    font-size: 1.15rem;
    flex: 1;
}

.mini-project p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 15px;
    flex: 1;
}

.mini-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 15px;
}

.mini-tech span {
    padding: 4px 10px;
    background-color: rgba(100, 255, 218, 0.1);
    color: var(--accent-primary);
    border-radius: 4px;
    font-size: 0.8rem;
}

.mini-link {
    color: var(--accent-primary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition-normal);
}

.mini-link:hover {
    color: var(--accent-secondary);
    text-decoration: underline;
}

/* ==================== ACCESS INFO ==================== */
.access-info {
    background: linear-gradient(135deg, rgba(66, 165, 245, 0.1) 0%, rgba(100, 255, 218, 0.05) 100%);
    border-left: 4px solid var(--accent-info);
    padding: 30px;
    border-radius: var(--radius-md);
    margin-top: 40px;
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.access-info i {
    color: var(--accent-info);
    font-size: 2rem;
    margin-top: 5px;
    flex-shrink: 0;
}

.access-info h5 {
    color: var(--text-primary);
    margin-bottom: 12px;
    font-size: 1.2rem;
}

.access-info p {
    color: var(--text-secondary);
    margin-bottom: 15px;
    line-height: 1.6;
}

.access-info ul {
    list-style: none;
    padding: 0;
    margin-bottom: 15px;
}

.access-info li {
    padding: 8px 0;
    color: var(--text-secondary);
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.access-info li::before {
    content: '✓';
    color: var(--accent-success);
    font-weight: bold;
    font-size: 1.1rem;
}

.contact-note {
    font-size: 0.95rem;
    margin: 0;
}

.contact-note a {
    color: var(--accent-primary);
    font-weight: 600;
}

/* ==================== TIMELINE (EXPERIENCE) ==================== */
.timeline {
    position: relative;
    padding-left: 50px;
    margin-top: 30px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, 
        var(--accent-primary) 0%, 
        var(--accent-secondary) 50%, 
        var(--accent-tertiary) 100%);
}

.timeline-item {
    position: relative;
    margin-bottom: 50px;
}

.timeline-marker {
    position: absolute;
    left: -56px;
    top: 8px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background-color: var(--accent-primary);
    border: 4px solid var(--bg-primary);
    box-shadow: 0 0 0 3px var(--accent-primary);
    z-index: 1;
}

.timeline-content {
    background-color: var(--bg-card);
    padding: 30px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition-normal);
}

.timeline-content:hover {
    border-color: var(--accent-primary);
    box-shadow: var(--shadow-accent);
}

.job-header h4 {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.job-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 18px;
    color: var(--text-muted);
    font-size: 0.95rem;
}

.job-meta span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.job-meta i {
    color: var(--accent-primary);
}

.job-summary {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.7;
    margin-bottom: 20px;
    padding: 15px;
    background-color: rgba(100, 255, 218, 0.05);
    border-left: 3px solid var(--accent-primary);
    border-radius: var(--radius-sm);
}

.responsibilities h5 {
    color: var(--accent-primary);
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.responsibilities ul {
    list-style: none;
    padding: 0;
}

.responsibilities li {
    padding: 15px 0;
    border-bottom: 1px solid var(--border-light);
}

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

.responsibilities strong {
    color: var(--accent-secondary);
    display: block;
    margin-bottom: 6px;
    font-size: 1rem;
}

.responsibilities p {
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.6;
}

.tech-stack-used {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
}

.tech-stack-used strong {
    color: var(--accent-primary);
    margin-right: 5px;
}

.tech-tag {
    padding: 5px 12px;
    background-color: rgba(100, 255, 218, 0.1);
    color: var(--accent-primary);
    border-radius: 5px;
    font-size: 0.85rem;
    font-weight: 500;
    border: 1px solid rgba(100, 255, 218, 0.2);
}

/* ==================== AWARDS ==================== */
.awards-section {
    margin-top: 50px;
    padding-top: 40px;
    border-top: 2px solid var(--border-color);
}

.awards-section h4 {
    color: var(--accent-primary);
    margin-bottom: 25px;
    font-size: 1.6rem;
    display: flex;
    align-items: center;
    gap: 12px;
}

.awards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.award-card {
    background-color: var(--bg-card);
    padding: 25px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    text-align: center;
    transition: var(--transition-normal);
}

.award-card:hover {
    border-color: var(--accent-warning);
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(255, 167, 38, 0.2);
}

.award-card i {
    color: var(--accent-warning);
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.award-card h5 {
    color: var(--text-primary);
    margin-bottom: 10px;
    font-size: 1.15rem;
}

.award-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin: 0;
}

/* ==================== SKILLS SECTION ==================== */
.skills-container {
    display: grid;
    gap: 35px;
}

.skill-category {
    background-color: var(--bg-card);
    padding: 30px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition-normal);
}

.skill-category:hover {
    border-color: var(--accent-primary);
    box-shadow: var(--shadow-accent);
}

.skill-category h4 {
    color: var(--accent-primary);
    margin-bottom: 20px;
    font-size: 1.3rem;
    display: flex;
    align-items: center;
    gap: 12px;
}

.skill-category h4 i {
    font-size: 1.2rem;
}

/* Skill Progress Bars */
.skill-grid {
    display: grid;
    gap: 20px;
}

.skill-item {
    display: grid;
    gap: 8px;
}

.skill-name {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.95rem;
}

.skill-bar {
    width: 100%;
    height: 10px;
    background-color: rgba(100, 255, 218, 0.1);
    border-radius: 5px;
    overflow: hidden;
}

.skill-level {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
    border-radius: 5px;
    transition: width 1s ease;
}

.skill-years {
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* Skill Badges */
.skill-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.skill-badges [class^="badge-"] {
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 600;
    border: 1px solid;
    transition: var(--transition-normal);
}

.skill-badges [class^="badge-"]:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-sm);
}

.badge-expert {
    background-color: rgba(102, 187, 106, 0.15);
    border-color: var(--accent-success);
    color: var(--accent-success);
}

.badge-proficient {
    background-color: rgba(100, 255, 218, 0.15);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.badge-intermediate {
    background-color: rgba(255, 167, 38, 0.15);
    border-color: var(--accent-warning);
    color: var(--accent-warning);
}

/* Skill Legend */
.skill-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-top: 30px;
    padding: 20px;
    background-color: rgba(26, 31, 58, 0.5);
    border-radius: var(--radius-md);
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.legend-item [class^="badge-"] {
    padding: 4px 10px;
    font-size: 0.8rem;
}

/* ==================== EDUCATION SECTION ==================== */
.education-timeline {
    position: relative;
    padding-left: 50px;
    margin-top: 30px;
}

.education-timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
}

.edu-item {
    position: relative;
    margin-bottom: 40px;
}

.edu-marker {
    position: absolute;
    left: -56px;
    top: 8px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background-color: var(--accent-primary);
    border: 4px solid var(--bg-primary);
    box-shadow: 0 0 0 3px var(--accent-primary);
}

.edu-content {
    background-color: var(--bg-card);
    padding: 30px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition-normal);
}

.edu-content:hover {
    border-color: var(--accent-primary);
    box-shadow: var(--shadow-accent);
}

.edu-header h4 {
    color: var(--text-primary);
    font-size: 1.4rem;
    margin-bottom: 12px;
}

.edu-meta {
    display: block;
    color: var(--text-muted);
    margin-bottom: 8px;
    font-size: 0.95rem;
}

.edu-meta i {
    color: var(--accent-primary);
    margin-right: 6px;
}

.gpa-badge {
    display: inline-block;
    background-color: rgba(102, 187, 106, 0.2);
    color: var(--accent-success);
    padding: 6px 14px;
    border-radius: 6px;
    font-weight: 700;
    margin-top: 12px;
    font-size: 0.9rem;
    border: 1px solid var(--accent-success);
}

.edu-details {
    margin-top: 15px;
}

.edu-details p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.coursework {
    margin-top: 15px;
}

.coursework strong {
    color: var(--accent-primary);
    display: block;
    margin-bottom: 12px;
}

.course-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 10px;
}

.course-tag {
    padding: 8px 14px;
    background-color: rgba(100, 255, 218, 0.1);
    color: var(--accent-primary);
    border-radius: 6px;
    font-size: 0.85rem;
    border: 1px solid rgba(100, 255, 218, 0.2);
    text-align: center;
}

/* ==================== CONTACT SECTION ==================== */
.contact-section {
    text-align: center;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    padding: 80px 30px;
    border-radius: var(--radius-lg);
    margin: 50px 0;
}

.contact-intro {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 50px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.contact-card {
    background-color: var(--bg-card);
    padding: 35px 25px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    transition: var(--transition-normal);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
}

.contact-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-8px);
    box-shadow: var(--shadow-accent);
}

.contact-card i {
    color: var(--accent-primary);
}

.contact-card h4 {
    color: var(--text-primary);
    margin: 0;
    font-size: 1.1rem;
}

.contact-card a {
    color: var(--accent-primary);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition-normal);
}

.contact-card a:hover {
    color: var(--accent-secondary);
    text-decoration: underline;
}

.cta-final {
    max-width: 700px;
    margin: 0 auto;
}

.cta-final p {
    font-size: 1.1rem;
    margin-bottom: 25px;
    line-height: 1.7;
}

/* ==================== FOOTER ==================== */
footer {
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 50px 0 30px;
    margin-top: 60px;
}

.footer-content {
    text-align: center;
}

.footer-content p {
    color: var(--text-muted);
    margin-bottom: 15px;
    font-size: 0.95rem;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 25px;
    margin: 20px 0;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--accent-primary);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition-normal);
}

.footer-links a:hover {
    color: var(--accent-secondary);
    text-decoration: underline;
}

.footer-note {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 15px;
}

.footer-note i {
    color: var(--accent-primary);
    margin-right: 5px;
}

/* ==================== RESPONSIVE DESIGN ==================== */
@media (max-width: 992px) {
    .hero h1 {
        font-size: 2.8rem;
    }

    .hero h2 {
        font-size: 1.5rem;
    }

    .section h3 {
        font-size: 2rem;
    }

    .expertise-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }

    .highlight-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }

    .hero {
        padding: 60px 0 50px;
    }

    .hero h1 {
        font-size: 2.2rem;
    }

    .hero h2 {
        font-size: 1.3rem;
    }

    .section {
        padding: 60px 0;
    }

    .section h3 {
        font-size: 1.8rem;
    }

    .nav-container {
        gap: 15px;
    }

    .nav-link {
        padding: 8px 12px;
        font-size: 0.85rem;
    }

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

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

    .timeline {
        padding-left: 30px;
    }

    .timeline-marker {
        left: -36px;
    }

    .education-timeline {
        padding-left: 30px;
    }

    .edu-marker {
        left: -36px;
    }

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

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

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

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.8rem;
    }

    .hero h2 {
        font-size: 1.1rem;
    }

    .section h3 {
        font-size: 1.5rem;
    }

    .project-card {
        padding: 20px;
    }

    .timeline-content, .edu-content {
        padding: 20px;
    }

    .skill-category {
        padding: 20px;
    }

    .location {
        flex-direction: column;
        gap: 10px;
    }
}

/* ==================== UTILITY CLASSES ==================== */
.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }

/* ==================== INLINE BOLD FIX ==================== */
.highlight-item p strong,
.responsibilities p strong,
.project-impact li strong,
.project-description strong,
.job-summary strong {
    display: inline;
    margin-bottom: 0;
    color: var(--accent-primary);
    font-weight: 700;
}

/* ==================== PRINT STYLES ==================== */
@media print {
    body {
        background: white;
        color: black;
    }

    .top-nav, footer, .cta-buttons, .social-links {
        display: none;
    }

    .section {
        page-break-inside: avoid;
    }
}