/* Professional Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Inter', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    color: #1a202c;
    letter-spacing: -0.5px;
}

p, span, div {
    font-family: 'Poppins', sans-serif;
    color: #4a5568;
    line-height: 1.7;
}

/* Advanced Visual Effects */
.glassmorphism {
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 8px 32px rgba(31, 38, 135, 0.37);
}

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

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

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

/* Professional scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 10px;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #5a67d8, #6b46c1);
}

/* Enhanced focus states for accessibility */
*:focus {
    outline: 3px solid rgba(102, 126, 234, 0.5);
    outline-offset: 2px;
    border-radius: 4px;
}

/* Professional loading states */
.loading {
    position: relative;
    overflow: hidden;
}

.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% { left: -100%; }
    100% { left: 100%; }
}

body {
    font-family: 'Inter', 'Poppins', sans-serif;
    line-height: 1.7;
    color: #2c3e50;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
    font-weight: 400;
    letter-spacing: 0.3px;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="2" fill="%23667eea" opacity="0.05"><animate attributeName="r" values="2;8;2" dur="4s" repeatCount="indefinite"/></circle><circle cx="25" cy="25" r="1.5" fill="%23667eea" opacity="0.03"><animate attributeName="r" values="1.5;6;1.5" dur="6s" repeatCount="indefinite"/></circle><circle cx="75" cy="75" r="2.5" fill="%23667eea" opacity="0.04"><animate attributeName="r" values="2.5;7;2.5" dur="5s" repeatCount="indefinite"/></circle></svg>') repeat;
    background-size: 150px 150px;
    z-index: -1;
    animation: pulse-about 12s ease-in-out infinite;
}

@keyframes pulse-about {
    0%, 100% { transform: translateX(0) translateY(0); opacity: 0.1; }
    33% { transform: translateX(20px) translateY(-10px); opacity: 0.15; }
    66% { transform: translateX(-15px) translateY(15px); opacity: 0.08; }
}

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

/* Preloader */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10000;
    transition: opacity 0.5s ease;
}

.loader {
    text-align: center;
    color: white;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top: 4px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Header and Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar, .nav-bar {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    padding: 1rem 0;
    box-shadow: 0 8px 32px rgba(31, 38, 135, 0.15);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.navbar.scrolled, .nav-bar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 8px 40px rgba(31, 38, 135, 0.25);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    position: relative;
}

.nav-brand h2 {
    color: #2c3e50;
    font-weight: 800;
    font-size: 1.6rem;
    letter-spacing: -0.5px;
    margin: 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}

.nav-brand h2::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 30%;
    height: 3px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 2px;
}

.nav-links {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    margin: 0;
    padding: 0;
    list-style: none;
}

.nav-links a, .nav-menu .nav-link {
    text-decoration: none;
    color: #2c3e50;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    position: relative;
    padding: 0.8rem 1.2rem;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.7);
    border: 1px solid rgba(102, 126, 234, 0.1);
    backdrop-filter: blur(10px);
    margin: 0 0.2rem;
}

.nav-links a:hover, .nav-menu .nav-link:hover {
    color: white;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
    border-color: transparent;
}

.nav-links a.active, .nav-menu .nav-link.active {
    color: white;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
    border-color: transparent;
}

.nav-links a::before, .nav-menu .nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 12px;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

.nav-links a:hover::before, .nav-links a.active::before,
.nav-menu .nav-link:hover::before, .nav-menu .nav-link.active::before {
    opacity: 1;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 0.8rem;
    gap: 0.3rem;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 10px;
    border: 1px solid rgba(102, 126, 234, 0.1);
    transition: all 0.3s ease;
}

.mobile-menu-toggle:hover {
    background: rgba(102, 126, 234, 0.1);
    transform: scale(1.05);
}

.mobile-menu-toggle span {
    width: 22px;
    height: 2px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    transition: 0.3s;
    border-radius: 2px;
}

/* Hero Section */
.hero, .hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 120px 0 80px;
    position: relative;
    overflow: hidden;
}

.hero::before, .hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><polygon fill="%23667eea" fill-opacity="0.03" points="0,1000 1000,0 1000,1000"/></svg>');
    background-size: cover;
}

.hero-container {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-content {
    animation: fadeInUp 1s ease;
}

.hero-subtitle {
    color: #667eea;
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-title {
    font-size: 4rem;
    font-weight: 900;
    color: #1a202c;
    margin-bottom: 1.5rem;
    line-height: 1.1;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    letter-spacing: -1px;
}

.hero-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 0;
    width: 120px;
    height: 5px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 3px;
}

.hero-description {
    font-size: 1.25rem;
    color: #4a5568;
    margin-bottom: 2.5rem;
    line-height: 1.8;
    max-width: 600px;
    font-weight: 500;
    letter-spacing: 0.3px;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
    justify-content: flex-start;
}

@media (max-width: 768px) {
    .hero-buttons {
        justify-content: center;
    }
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 2.5rem;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    cursor: pointer;
    text-align: center;
    min-width: 160px;
    max-width: 220px;
    white-space: nowrap;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    font-size: 0.85rem;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.6s ease;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    box-shadow: 0 8px 30px rgba(102, 126, 234, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.5);
    background: linear-gradient(135deg, #5a67d8, #6b46c1);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.9);
    color: #667eea;
    border: 2px solid #667eea;
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.3);
    border-color: transparent;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-top: 2rem;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: #667eea;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    color: #666;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.hero-image {
    display: flex;
    justify-content: center;
    animation: fadeInRight 1s ease;
}

.image-container {
    position: relative;
    width: 100%;
    max-width: 400px;
}

.profile-img {
    width: 100%;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    position: relative;
    z-index: 2;
    background: linear-gradient(135deg, #667eea, #764ba2);
    font-size: 8rem;
    color: white;
}

.profile-img::before {
    content: '\f007';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
}

.image-bg {
    position: absolute;
    top: 20px;
    left: 20px;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 20px;
    z-index: 1;
}

/* Section Styles */
section {
    padding: 6rem 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 5rem;
    position: relative;
}

.section-subtitle {
    display: inline-block;
    color: #667eea;
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 1.5rem;
    position: relative;
    padding: 0.5rem 1.5rem;
    background: rgba(102, 126, 234, 0.1);
    border-radius: 25px;
    border: 1px solid rgba(102, 126, 234, 0.2);
}

.section-subtitle::before {
    content: '';
    position: absolute;
    top: 50%;
    left: -30px;
    transform: translateY(-50%);
    width: 20px;
    height: 2px;
    background: #667eea;
}

.section-subtitle::after {
    content: '';
    position: absolute;
    top: 50%;
    right: -30px;
    transform: translateY(-50%);
    width: 20px;
    height: 2px;
    background: #667eea;
}

.section-title {
    font-size: 3rem;
    font-weight: 800;
    color: #1a202c;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 2px;
}

.section-description {
    font-size: 1.2rem;
    color: #4a5568;
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.8;
    font-weight: 500;
}

/* About Section */
.about {
    background: #f8f9fa;
}

.about-container {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
    align-items: center;
}

.about-image {
    position: relative;
}

.image-wrapper {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.image-wrapper img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    object-position: center top;
    display: block;
}

.about-profile-img {
    width: 100%;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea, #764ba2);
    font-size: 6rem;
    color: white;
}

.about-profile-img::before {
    content: '\f007';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
}

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.8), rgba(118, 75, 162, 0.8));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.image-wrapper:hover .image-overlay {
    opacity: 1;
}

.about-content .section-header {
    text-align: left;
    margin-bottom: 2rem;
}

.about-text {
    color: #666;
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.skills-preview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin: 3rem 0;
}

.skill-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(31, 38, 135, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(20px);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.skill-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.skill-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.2);
    background: rgba(255, 255, 255, 0.95);
}

.skill-item i {
    font-size: 1.8rem;
    color: #667eea;
    background: rgba(102, 126, 234, 0.1);
    padding: 0.8rem;
    border-radius: 12px;
    min-width: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.skill-item span {
    font-weight: 600;
    color: #2c3e50;
    font-size: 1rem;
    letter-spacing: 0.3px;
}

/* Technical Skills Section */
.skills-section {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(20px);
    position: relative;
}

.skills-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="1" fill="%23667eea" opacity="0.1"/><circle cx="80" cy="80" r="1.5" fill="%23764ba2" opacity="0.08"/><circle cx="50" cy="70" r="1.2" fill="%23667eea" opacity="0.12"/></svg>') repeat;
    background-size: 200px 200px;
    z-index: 0;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 3rem;
    margin-top: 4rem;
    position: relative;
    z-index: 2;
}

.skill-category {
    background: rgba(255, 255, 255, 0.9);
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 15px 50px rgba(31, 38, 135, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(20px);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.skill-category::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.skill-category:hover {
    transform: translateY(-5px);
    box-shadow: 0 25px 70px rgba(102, 126, 234, 0.15);
}

.category-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid rgba(102, 126, 234, 0.1);
}

.category-header i {
    font-size: 2rem;
    color: #667eea;
    background: rgba(102, 126, 234, 0.1);
    padding: 1rem;
    border-radius: 15px;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.category-header h3 {
    color: #1a202c;
    font-size: 1.4rem;
    font-weight: 700;
    margin: 0;
    letter-spacing: 0.3px;
}

.skills-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.skills-list .skill-item {
    background: rgba(248, 250, 252, 0.8);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid rgba(102, 126, 234, 0.1);
    transition: all 0.3s ease;
}

.skills-list .skill-item:hover {
    background: rgba(102, 126, 234, 0.05);
    transform: translateX(5px);
    border-color: rgba(102, 126, 234, 0.2);
}

.skill-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.8rem;
}

.skill-name {
    font-weight: 600;
    color: #2c3e50;
    font-size: 1rem;
    letter-spacing: 0.2px;
}

.skill-percentage {
    font-weight: 700;
    color: #667eea;
    font-size: 0.9rem;
    background: rgba(102, 126, 234, 0.1);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
}

.skill-bar {
    width: 100%;
    height: 8px;
    background: rgba(102, 126, 234, 0.1);
    border-radius: 10px;
    overflow: hidden;
    position: relative;
}

.skill-progress {
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 10px;
    position: relative;
    transition: width 1.5s ease-in-out;
    box-shadow: 0 2px 10px rgba(102, 126, 234, 0.3);
}

.skill-progress::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.service-card {
    background: rgba(255, 255, 255, 0.95);
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(31, 38, 135, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(20px);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(135deg, #667eea, #764ba2);
}

.service-card::after {
    content: '';
    position: absolute;
    top: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1), rgba(118, 75, 162, 0.1));
    border-radius: 50%;
    z-index: 0;
}

.service-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 30px 80px rgba(102, 126, 234, 0.2);
    background: rgba(255, 255, 255, 0.98);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
    position: relative;
    z-index: 2;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

.service-icon i {
    font-size: 2rem;
    color: white;
}

.service-card h3 {
    font-size: 1.6rem;
    font-weight: 700;
    color: #1a202c;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 2;
}

.service-card p {
    color: #4a5568;
    line-height: 1.8;
    margin-bottom: 2rem;
    font-weight: 500;
    position: relative;
    z-index: 2;
}

.service-features {
    list-style: none;
}

.service-features li {
    color: #666;
    margin-bottom: 0.5rem;
    position: relative;
    padding-left: 1.5rem;
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #667eea;
    font-weight: bold;
}

/* Portfolio Section */
.portfolio {
    background: #f8f9fa;
}

.portfolio-filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 25px;
    border: 2px solid #667eea;
    background: transparent;
    color: #667eea;
    border-radius: 25px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
}

.filter-btn.active,
.filter-btn:hover {
    background: #667eea;
    color: white;
}

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

.portfolio-item {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

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

.portfolio-image {
    position: relative;
    overflow: hidden;
}

.portfolio-image img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.portfolio-item:hover .portfolio-image img {
    transform: scale(1.1);
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.9), rgba(118, 75, 162, 0.9));
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-content {
    text-align: center;
    color: white;
    padding: 2rem;
}

.portfolio-content h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.portfolio-content p {
    margin-bottom: 1.5rem;
    opacity: 0.9;
}

.portfolio-links {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.portfolio-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

.portfolio-link:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

/* Testimonials Section */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.testimonial-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    position: relative;
    border-left: 4px solid #667eea;
}

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

.client-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.client-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
}

.client-info h4 {
    font-size: 1.1rem;
    color: #333;
    margin-bottom: 0.25rem;
}

.client-info span {
    font-size: 0.9rem;
    color: #666;
}

.rating {
    display: flex;
    gap: 0.25rem;
}

.rating i {
    color: #ffc107;
}

.testimonial-text {
    color: #666;
    line-height: 1.7;
    margin-bottom: 1rem;
    font-style: italic;
}

.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge.positive {
    background: #d4edda;
    color: #155724;
}

.badge.constructive {
    background: #fff3cd;
    color: #856404;
}

.badge.negative {
    background: #f8d7da;
    color: #721c24;
}

/* Contact Section */
.contact {
    background: #f8f9fa;
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
    align-items: start;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
}

.contact-details h4 {
    color: #333;
    margin-bottom: 0.25rem;
}

.contact-details p {
    color: #666;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    border-radius: 50%;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-link:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.contact-form {
    background: white;
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: #333;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e9ecef;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #667eea;
}

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

/* Footer */
.footer {
    background: #1a1a1a;
    color: #fff;
    padding: 3rem 0 1rem;
}

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

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    color: #667eea;
}

.footer-section p {
    color: #ccc;
    line-height: 1.7;
    margin-bottom: 1rem;
}

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

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

.footer-section ul li a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #667eea;
}

.footer-social {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: #667eea;
    color: white;
    border-radius: 50%;
    text-decoration: none;
    transition: all 0.3s ease;
}

.footer-social a:hover {
    background: #764ba2;
    transform: translateY(-2px);
}

.newsletter-form {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
}

.newsletter-form input {
    flex: 1;
    padding: 10px 15px;
    border: 2px solid #333;
    background: #2a2a2a;
    color: white;
    border-radius: 25px;
    font-size: 0.9rem;
}

.newsletter-form input:focus {
    outline: none;
    border-color: #667eea;
}

.newsletter-form button {
    padding: 10px 15px;
    background: #667eea;
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
}

.newsletter-form button:hover {
    background: #764ba2;
}

.footer-bottom {
    border-top: 1px solid #333;
    padding-top: 2rem;
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: #ccc;
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #667eea;
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.2rem;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1000;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

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

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

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Responsive Design */
@media screen and (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 3rem;
    }
    
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .contact-container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .skills-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .nav-brand h2 {
        font-size: 1.4rem;
    }

    .section-title {
        font-size: 2.5rem;
    }
}

@media screen and (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(25px);
        flex-direction: column;
        padding: 2rem;
        box-shadow: 0 15px 50px rgba(31, 38, 135, 0.2);
        border-radius: 0 0 20px 20px;
        gap: 1rem;
        z-index: 1000;
    }

    .nav-links.mobile-open {
        display: flex;
    }

    .nav-links a {
        width: 100%;
        text-align: center;
        padding: 1rem;
        margin: 0;
        background: rgba(102, 126, 234, 0.05);
        border: 1px solid rgba(102, 126, 234, 0.1);
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .hero-buttons {
        justify-content: center;
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 280px;
    }
    
    .section-title {
        font-size: 2.2rem;
    }

    .section-subtitle::before,
    .section-subtitle::after {
        display: none;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .skills-preview {
        grid-template-columns: 1fr;
    }

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

    .skill-category {
        padding: 2rem;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 1rem;
    }
}

@media screen and (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    section {
        padding: 4rem 0;
    }
    
    .hero, .hero-section {
        padding: 100px 0 60px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .btn {
        padding: 0.8rem 2rem;
        font-size: 0.8rem;
        min-width: 140px;
    }
    
    .service-card,
    .contact-form {
        padding: 2rem;
    }
    
    .testimonial-card {
        padding: 1.5rem;
    }
    
    .portfolio-filters {
        gap: 0.5rem;
    }
    
    .filter-btn {
        padding: 8px 15px;
        font-size: 0.8rem;
    }

    .skill-category {
        padding: 1.5rem;
    }

    .category-header {
        flex-direction: column;
        text-align: center;
        gap: 0.8rem;
    }

    .nav-container {
        padding: 0 1rem;
    }

    .nav-brand h2 {
        font-size: 1.2rem;
    }

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

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

.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }

.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-3 { margin-bottom: 3rem; }

.p-1 { padding: 1rem; }
.p-2 { padding: 2rem; }
.p-3 { padding: 3rem; }

/* Scroll Animations */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}

/* Loading States */
.loading {
    opacity: 0.7;
    pointer-events: none;
}

/* Focus States for Accessibility */
button:focus,
input:focus,
textarea:focus,
.btn:focus {
    outline: 2px solid #667eea;
    outline-offset: 2px;
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    .hero {
        background: #fff;
        color: #000;
    }
    
    .btn-primary {
        background: #000;
        color: #fff;
    }
}

/* ===============================
   ENHANCED SKILLS SECTION STYLES
   =============================== */

/* Skills Overview Cards */
.skills-overview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
    padding: 2rem 0;
}

.overview-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: 20px;
    text-align: center;
    border: 1px solid rgba(102, 126, 234, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.overview-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(102, 126, 234, 0.1), transparent);
    transition: left 0.5s ease;
}

.overview-card:hover::before {
    left: 100%;
}

.overview-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 2rem;
    color: white;
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
}

.overview-card h3 {
    font-size: 1.4rem;
    margin-bottom: 0.5rem;
    color: #1a202c;
}

.overview-card p {
    color: #6b7280;
    margin-bottom: 1rem;
}

.skill-count {
    display: inline-block;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    font-weight: 600;
    font-size: 0.9rem;
}

/* Enhanced Skill Categories */
.category-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    padding: 0.4rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.category-badge:before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(135deg, #10b981, #059669);
    border-radius: 15px;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.skill-category:hover .category-badge:before {
    opacity: 1;
}

/* Skill Details Tags */
.skill-details {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.8rem;
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.3s ease;
}

.skill-tag {
    background: rgba(102, 126, 234, 0.1);
    color: #667eea;
    padding: 0.3rem 0.6rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 500;
    border: 1px solid rgba(102, 126, 234, 0.2);
}

/* Certifications Section */
.certifications-section {
    margin-top: 4rem;
    padding: 3rem 0;
    background: rgba(248, 249, 250, 0.8);
    border-radius: 20px;
    backdrop-filter: blur(10px);
}

.certifications-section h3 {
    text-align: center;
    margin-bottom: 2rem;
    font-size: 1.8rem;
    color: #1a202c;
}

.cert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.cert-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: white;
    padding: 1.5rem;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid rgba(102, 126, 234, 0.1);
}

.cert-item i {
    font-size: 2rem;
    color: #667eea;
}

.cert-item span {
    font-weight: 600;
    color: #1a202c;
}

.cert-item small {
    color: #10b981;
    font-weight: 500;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.5px;
}

/* ===============================
   ENHANCED PROFESSIONAL JOURNEY
   =============================== */

/* Career Highlights */
.career-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.highlight-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: 20px;
    text-align: center;
    border: 1px solid rgba(102, 126, 234, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.highlight-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.05) 0%, rgba(118, 75, 162, 0.05) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.highlight-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.5rem;
    color: white;
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
}

.highlight-content h4 {
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
    color: #1a202c;
    font-weight: 700;
}

.highlight-content p {
    color: #6b7280;
    font-size: 0.9rem;
}

/* Enhanced Timeline */
.timeline-item.featured {
    position: relative;
}

.timeline-item.featured::before {
    content: '';
    position: absolute;
    left: -15px;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    border-radius: 2px;
}

.timeline-achievements {
    margin: 1.5rem 0;
}

.achievement {
    display: flex;
    align-items: flex-start;
    gap: 0.8rem;
    margin-bottom: 1rem;
    opacity: 0;
    transform: translateX(-20px);
    transition: all 0.4s ease;
}

.achievement i {
    color: #10b981;
    font-size: 1rem;
    margin-top: 0.1rem;
}

.achievement span {
    color: #374151;
    font-weight: 500;
    line-height: 1.5;
}

/* Skills Development */
.skills-development {
    margin-top: 4rem;
    padding: 3rem 0;
}

.skills-development h3 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 1.8rem;
    color: #1a202c;
}

.development-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.development-item {
    background: white;
    padding: 2rem;
    border-radius: 20px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(102, 126, 234, 0.1);
    transition: all 0.3s ease;
    text-align: center;
}

.dev-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 1.8rem;
    color: white;
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
}

.development-item h4 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #1a202c;
}

.development-item p {
    color: #6b7280;
    line-height: 1.6;
}

/* ===============================
   ENHANCED FUN FACTS SECTION
   =============================== */

/* Interactive Stats - Enhanced */
.interactive-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1.5rem;
    margin-bottom: 4rem;
    padding: 3rem 0;
}

.stat-item {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: 20px;
    text-align: center;
    border: 1px solid rgba(102, 126, 234, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.stat-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.05) 0%, rgba(118, 75, 162, 0.05) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.stat-item:hover::before {
    opacity: 1;
}

.stat-item .stat-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.5rem;
    color: white;
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
}

.stat-item .stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1a202c;
    display: block;
    margin-bottom: 0.5rem;
}

.stat-item .stat-label {
    font-size: 1.1rem;
    font-weight: 600;
    color: #4a5568;
    display: block;
    margin-bottom: 0.25rem;
}

.stat-item .stat-sublabel {
    font-size: 0.9rem;
    color: #6b7280;
}

/* Category Tabs */
.fact-categories {
    margin-bottom: 3rem;
}

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

.tab-btn {
    background: rgba(255, 255, 255, 0.9);
    border: 2px solid rgba(102, 126, 234, 0.2);
    border-radius: 50px;
    padding: 1rem 2rem;
    display: flex;
    align-items: center;
    gap: 0.8rem;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
    font-weight: 600;
    color: #4a5568;
    position: relative;
    overflow: hidden;
}

.tab-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    transition: left 0.3s ease;
    z-index: -1;
}

.tab-btn:hover::before,
.tab-btn.active::before {
    left: 0;
}

.tab-btn:hover,
.tab-btn.active {
    color: white;
    border-color: transparent;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
}

.tab-btn i {
    font-size: 1.2rem;
}

/* Enhanced Fact Cards */
.fact-card.featured {
    grid-column: span 2;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
    border: 2px solid rgba(102, 126, 234, 0.2);
    position: relative;
}

.fact-card.featured::after {
    content: '⭐ Featured';
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
}

/* Mini Stats in Fact Cards */
.fact-stats {
    display: flex;
    gap: 2rem;
    margin: 1.5rem 0;
    padding: 1rem;
    background: rgba(102, 126, 234, 0.05);
    border-radius: 15px;
    justify-content: center;
}

.mini-stat {
    text-align: center;
}

.mini-stat .number {
    display: block;
    font-size: 1.8rem;
    font-weight: 700;
    color: #667eea;
    margin-bottom: 0.25rem;
}

.mini-stat .label {
    font-size: 0.85rem;
    color: #6b7280;
    font-weight: 500;
}

/* Enhanced Fact Tags */
.fact-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
}

.fact-tags .tag {
    background: rgba(102, 126, 234, 0.1);
    color: #667eea;
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
    border: 1px solid rgba(102, 126, 234, 0.2);
    transition: all 0.3s ease;
}

.fact-tags .tag:hover {
    background: #667eea;
    color: white;
    transform: scale(1.05);
}

/* Category-specific styling */
.personality-fact {
    border-left: 4px solid #667eea;
}

.hobbies-fact {
    border-left: 4px solid #10b981;
}

.tech-fact {
    border-left: 4px solid #f59e0b;
}

.random-fact {
    border-left: 4px solid #ef4444;
}

/* Quirky Stats - Enhanced */
.quirky-stats {
    margin-top: 4rem;
    padding: 3rem 0;
    background: rgba(248, 249, 250, 0.8);
    border-radius: 20px;
    backdrop-filter: blur(10px);
}

.quirky-stats h3 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 1.8rem;
    color: #1a202c;
}

.quirky-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

.quirky-item {
    background: white;
    padding: 1.5rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(102, 126, 234, 0.1);
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.quirky-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    transition: left 0.3s ease;
    z-index: -1;
}

.quirky-item:hover::before {
    left: 0;
}

.quirky-item:hover {
    color: white;
    transform: scale(1.05) rotate(2deg);
}

.quirky-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
    display: block;
    transition: transform 0.3s ease;
}

.quirky-item:hover .quirky-icon {
    transform: scale(1.2) rotate(-5deg);
}

.quirky-text strong {
    display: block;
    font-size: 1.2rem;
    font-weight: 700;
    color: #1a202c;
    margin-bottom: 0.5rem;
    transition: color 0.3s ease;
}

.quirky-item:hover .quirky-text strong {
    color: white;
}

.quirky-text small {
    color: #6b7280;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.quirky-item:hover .quirky-text small {
    color: rgba(255, 255, 255, 0.9);
}

/* Personal Philosophy */
.personal-philosophy {
    margin-top: 4rem;
    padding: 3rem 0;
}

.personal-philosophy h3 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 1.8rem;
    color: #1a202c;
}

.philosophy-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.philosophy-card {
    background: white;
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(102, 126, 234, 0.1);
    transition: all 0.3s ease;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.philosophy-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 1.8rem;
    color: white;
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
}

.philosophy-card h4 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
    color: #1a202c;
}

.philosophy-card p {
    color: #6b7280;
    line-height: 1.6;
    font-style: italic;
    font-size: 1rem;
}

/* Animation Classes */
.animate-timeline {
    opacity: 1;
    transform: translateX(0);
    transition: all 0.6s ease;
}

.animate-achievement {
    opacity: 1 !important;
    transform: translateX(0) !important;
}

/* Responsive Design for Enhanced Sections */
@media (max-width: 768px) {
    .interactive-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .category-tabs {
        gap: 0.5rem;
    }
    
    .tab-btn {
        padding: 0.8rem 1.5rem;
        font-size: 0.9rem;
    }
    
    .fact-card.featured {
        grid-column: span 1;
    }
    
    .fact-stats {
        flex-direction: column;
        gap: 1rem;
    }
    
    .mini-stat .number {
        font-size: 1.5rem;
    }
    
    .quirky-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
}

@media (max-width: 480px) {
    .interactive-stats {
        grid-template-columns: 1fr;
    }
    
    .category-tabs {
        flex-direction: column;
        align-items: center;
    }
    
    .tab-btn {
        width: 100%;
        max-width: 250px;
        justify-content: center;
    }
    
    .quirky-grid {
        grid-template-columns: 1fr;
    }
    
    .stat-item .stat-number {
        font-size: 2rem;
    }
    
    .fact-stats {
        gap: 0.5rem;
    }
    
    .mini-stat .number {
        font-size: 1.3rem;
    }
}

/* Dark Mode Support (for future implementation) */
@media (prefers-color-scheme: dark) {
    .tab-btn,
    .stat-item,
    .philosophy-card,
    .quirky-item {
        background: rgba(30, 41, 59, 0.9);
        border-color: rgba(102, 126, 234, 0.3);
    }
    
    .quirky-stats {
        background: rgba(15, 23, 42, 0.8);
    }
}

/* Animation Classes */
.animate-timeline {
    opacity: 1;
    transform: translateX(0);
    transition: all 0.6s ease;
}

.animate-achievement {
    opacity: 1 !important;
    transform: translateX(0) !important;
}

/* Responsive Design for Enhanced Sections */
@media (max-width: 768px) {
    .skills-overview {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .career-highlights {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .interactive-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .development-grid {
        grid-template-columns: 1fr;
    }
    
    .philosophy-cards {
        grid-template-columns: 1fr;
    }
    
    .fact-card.featured {
        grid-column: span 1;
    }
    
    .quirky-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
}

@media (max-width: 480px) {
    .career-highlights {
        grid-template-columns: 1fr;
    }
    
    .interactive-stats {
        grid-template-columns: 1fr;
    }
    
    .quirky-grid {
        grid-template-columns: 1fr;
    }
    
    .stat-item .stat-number {
        font-size: 2rem;
    }
    
    .overview-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
}

/* Enhanced Professional Journey Styles */

/* Executive Summary */
.executive-summary {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
    padding: 2.5rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 20px;
    color: white;
    position: relative;
    overflow: hidden;
}

.executive-summary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="2" fill="rgba(255,255,255,0.1)"/></svg>') repeat;
    pointer-events: none;
}

.summary-content h3 {
    color: white;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.summary-content p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.1rem;
    line-height: 1.8;
}

.summary-metrics {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    align-items: center;
}

.metric-item {
    text-align: center;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    width: 100%;
}

.metric-value {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 0.5rem;
}

.metric-label {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
}

/* Enhanced Career Highlights */
.career-highlights {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.highlight-card.featured {
    grid-column: span 3;
    background: linear-gradient(135deg, #ffeaa7 0%, #fab1a0 100%);
    transform: scale(1.02);
    border: 3px solid #fdcb6e;
}

.highlight-card.featured .highlight-content h4 {
    color: #2d3436;
    font-size: 1.3rem;
}

.highlight-card.featured .highlight-detail {
    color: #636e72;
    font-weight: 600;
}

.highlight-detail {
    font-size: 0.85rem;
    color: #718096;
    margin-top: 0.5rem;
    font-style: italic;
}

/* Enhanced Timeline Items */
.timeline-item.featured .timeline-content {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: 3px solid #5a67d8;
    transform: scale(1.02);
}

.timeline-item.featured .timeline-content h3,
.timeline-item.featured .timeline-content h4 {
    color: white;
}

.timeline-item.featured .timeline-date {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

.timeline-item.senior {
    position: relative;
}

.timeline-item.senior::before {
    content: 'SENIOR ROLE';
    position: absolute;
    top: -10px;
    right: 20px;
    background: #f6ad55;
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    z-index: 2;
}

/* Role Descriptions */
.role-description {
    background: rgba(74, 85, 104, 0.05);
    padding: 1.2rem;
    border-radius: 10px;
    margin-bottom: 1.5rem;
    border-left: 4px solid #667eea;
}

.role-description p {
    margin: 0;
    font-weight: 500;
    line-height: 1.7;
}

/* Enhanced Achievement Styling */
.timeline-achievements .achievement.featured {
    background: linear-gradient(135deg, #81ecec 0%, #74b9ff 100%);
    border: 2px solid #00b894;
    padding: 1rem;
    border-radius: 10px;
    position: relative;
}

.timeline-achievements .achievement.featured::before {
    content: '⭐';
    position: absolute;
    top: -8px;
    right: -8px;
    background: #00b894;
    color: white;
    border-radius: 50%;
    width: 25px;
    height: 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
}

.achievement strong {
    color: #2d3436;
    font-weight: 700;
}

/* Timeline Metrics */
.timeline-metrics {
    display: flex;
    gap: 1.5rem;
    margin: 1.5rem 0;
    padding: 1rem;
    background: rgba(102, 126, 234, 0.1);
    border-radius: 10px;
}

.timeline-metrics .metric {
    text-align: center;
    flex: 1;
}

.timeline-metrics .metric-value {
    display: block;
    font-size: 1.8rem;
    font-weight: 700;
    color: #667eea;
    margin-bottom: 0.25rem;
}

.timeline-metrics .metric-label {
    font-size: 0.8rem;
    color: #718096;
    font-weight: 500;
}

/* Enhanced Tags */
.timeline-tags .tag.executive {
    background: linear-gradient(135deg, #ff7675 0%, #d63031 100%);
    color: white;
    font-weight: 700;
    border: 2px solid #d63031;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Professional Excellence Section */
.professional-excellence {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 3rem;
    border-radius: 20px;
    margin: 3rem 0;
    border: 1px solid #dee2e6;
}

.professional-excellence h3 {
    text-align: center;
    margin-bottom: 3rem;
    color: #2d3436;
    font-size: 2rem;
}

.excellence-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.excellence-category h4 {
    color: #667eea;
    margin-bottom: 2rem;
    font-size: 1.4rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

/* Certifications */
.certification-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.cert-item {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1.5rem;
    background: white;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border-left: 5px solid #667eea;
}

.cert-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.cert-badge {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.cert-details h5 {
    margin: 0 0 0.5rem 0;
    color: #2d3436;
    font-size: 1.1rem;
}

.cert-details p {
    margin: 0 0 0.5rem 0;
    color: #636e72;
    font-size: 0.9rem;
}

.cert-date {
    background: #00b894;
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
}

/* Awards */
.awards-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.award-item {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1.5rem;
    background: white;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border-left: 5px solid #f6ad55;
}

.award-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.award-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #f6ad55 0%, #fc8500 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.3rem;
    flex-shrink: 0;
}

.award-details h5 {
    margin: 0 0 0.5rem 0;
    color: #2d3436;
    font-size: 1.1rem;
}

.award-details p {
    margin: 0;
    color: #636e72;
    font-size: 0.9rem;
}

/* Thought Leadership */
.thought-leadership {
    margin-top: 3rem;
}

.thought-leadership h4 {
    color: #667eea;
    margin-bottom: 2rem;
    font-size: 1.4rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.leadership-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.leadership-item {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border-top: 4px solid #667eea;
}

.leadership-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.leadership-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
}

.leadership-content h5 {
    margin: 0 0 1rem 0;
    color: #2d3436;
    font-size: 1.2rem;
}

.leadership-content p {
    margin: 0 0 1rem 0;
    color: #636e72;
    line-height: 1.6;
}

.leadership-details {
    list-style: none;
    padding: 0;
    margin: 0;
}

.leadership-details li {
    color: #718096;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    padding-left: 1rem;
    position: relative;
}

.leadership-details li::before {
    content: '▶';
    position: absolute;
    left: 0;
    color: #667eea;
    font-size: 0.7rem;
}

/* Enhanced Development Grid */
.development-item.featured {
    grid-column: span 2;
    background: linear-gradient(135deg, #6c5ce7 0%, #a29bfe 100%);
    color: white;
    border: 3px solid #5f39fb;
}

.development-item.featured h4,
.development-item.featured p {
    color: white;
}

.development-item.featured .dev-icon {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

.competency-metrics {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}

.competency-metrics span {
    background: rgba(102, 126, 234, 0.1);
    color: #667eea;
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    border: 1px solid rgba(102, 126, 234, 0.2);
}

.development-item.featured .competency-metrics span {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

/* Responsive Design for Enhanced Journey */
@media (max-width: 1200px) {
    .executive-summary {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .excellence-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .leadership-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .career-highlights {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .highlight-card.featured {
        grid-column: span 2;
    }
}

@media (max-width: 768px) {
    .executive-summary {
        padding: 2rem;
    }
    
    .professional-excellence {
        padding: 2rem;
    }
    
    .timeline-metrics {
        flex-direction: column;
        gap: 1rem;
    }
    
    .career-highlights {
        grid-template-columns: 1fr;
    }
    
    .highlight-card.featured {
        grid-column: span 1;
    }
    
    .development-item.featured {
        grid-column: span 1;
    }
    
    .cert-item,
    .award-item {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .competency-metrics {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .timeline-item.senior::before {
        display: none;
    }
    
    .role-description {
        padding: 1rem;
    }
    
    .professional-excellence h3 {
        font-size: 1.5rem;
    }
    
    .metric-value {
        font-size: 2rem;
    }
}