* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: #0a0a0a;
    color: #ffffff;
    overflow-x: hidden;
}

.bg-gradient {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #16213e 100%);
    z-index: -1;
}

nav {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1.5rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    backdrop-filter: blur(10px);
    background: rgba(10, 10, 10, 0.7);
    transition: all 0.3s ease;
}

nav.scrolled {
    padding: 1rem 5%;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    z-index: 1001;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
    z-index: 1001;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: #ffffff;
    border-radius: 3px;
    transition: all 0.3s ease;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

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

.nav-menu {
    display: flex;
    gap: 2.5rem;
    list-style: none;
}

nav a {
    color: #ffffff;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

nav a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    transition: width 0.3s ease;
}

nav a:hover::after {
    width: 100%;
}

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 5%;
    position: relative;
}

.hero-container {
    display: flex;
    align-items: center;
    gap: 4rem;
    max-width: 1200px;
    flex-wrap: wrap;
    justify-content: center;
}

.hero-image {
    width: 320px;
    height: 320px;
    border-radius: 50%;
    overflow: hidden;
    border: 5px solid rgba(102, 126, 234, 0.6);
    box-shadow: 0 25px 70px rgba(102, 126, 234, 0.5);
    flex-shrink: 0;
    background: #1a1a2e;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    display: block;
    filter: brightness(1.05) contrast(1.05);
}

.hero-content {
    max-width: 600px;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s ease forwards;
}

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

.hero h1 {
    font-size: 4.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    line-height: 1.1;
}

.gradient-text {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 1.3rem;
    color: #b0b0b0;
    margin-bottom: 2.5rem;
    line-height: 1.6;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.5);
}

.particle {
    position: absolute;
    border-radius: 50%;
    background: rgba(102, 126, 234, 0.1);
    animation: float 20s infinite ease-in-out;
}

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

section {
    min-height: 100vh;
    padding: 5rem 5%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.section-content {
    max-width: 1200px;
    width: 100%;
}

h2 {
    font-size: 3rem;
    margin-bottom: 3rem;
    text-align: center;
}

/* About Section - Professional Design */
.about-tagline {
    text-align: center;
    font-size: 1.3rem;
    color: #667eea;
    margin-bottom: 3rem;
}

.about-compact {
    max-width: 1000px;
    margin: 0 auto;
}

.intro-section {
    background: rgba(255, 255, 255, 0.05);
    padding: 2.5rem;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: 2.5rem;
    text-align: center;
}

.intro-section p {
    color: #e0e0e0;
    line-height: 1.8;
    font-size: 1.1rem;
    max-width: 800px;
    margin: 0 auto;
}

.credentials-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.credential-box {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
    padding: 2rem;
    border-radius: 15px;
    border: 2px solid rgba(102, 126, 234, 0.3);
    text-align: center;
    transition: all 0.3s ease;
}

.credential-box:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.4);
    border-color: rgba(102, 126, 234, 0.6);
}

.credential-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    display: block;
}

.credential-title {
    font-size: 1.2rem;
    color: #667eea;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.credential-subtitle {
    color: #ffffff;
    margin-bottom: 0.3rem;
    font-size: 1rem;
}

.credential-detail {
    color: #888;
    font-size: 0.85rem;
}

.experience-highlight {
    background: rgba(255, 255, 255, 0.05);
    padding: 2.5rem;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border-left: 5px solid;
    border-image: linear-gradient(180deg, #667eea 0%, #764ba2 100%) 1;
}

.highlight-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.company-logo {
    font-size: 3rem;
}

.highlight-title h3 {
    font-size: 1.8rem;
    color: #667eea;
    margin-bottom: 0.3rem;
}

.highlight-title .role {
    font-size: 1.1rem;
    color: #ffffff;
    margin-bottom: 0.2rem;
}

.highlight-title .duration {
    color: #888;
    font-size: 0.95rem;
}

.highlight-description {
    color: #e0e0e0;
    line-height: 1.7;
    font-size: 1.05rem;
}

.skills-compact {
    margin-top: 1.5rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
}

.skill-pill {
    background: rgba(102, 126, 234, 0.2);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    color: #e0e0e0;
    border: 1px solid rgba(102, 126, 234, 0.3);
}

/* Skills Section */
.skills-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.skill-item {
    background: rgba(255, 255, 255, 0.05);
    padding: 1.5rem;
    border-radius: 15px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.skill-name {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.skill-bar {
    height: 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    overflow: hidden;
}

.skill-progress {
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 10px;
    transition: width 1s ease;
}

/* Projects Section */
.project-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 2.5rem;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(102, 126, 234, 0.2);
    background: rgba(255, 255, 255, 0.08);
}

.project-tags {
    margin-top: 1.5rem;
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.tag {
    background: rgba(102, 126, 234, 0.2);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    color: #667eea;
}

.project-files {
    margin: 2rem 0;
}

.file-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.file-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.03);
    border: 2px solid rgba(102, 126, 234, 0.3);
    border-radius: 15px;
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.file-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;
}

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

.file-card:hover {
    transform: translateY(-5px);
    border-color: rgba(102, 126, 234, 0.6);
    background: rgba(102, 126, 234, 0.1);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

.file-icon {
    font-size: 2.5rem;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    flex-shrink: 0;
}

.excel-icon {
    background: rgba(33, 115, 70, 0.2);
}

.pdf-icon {
    background: rgba(220, 38, 38, 0.2);
}

.file-info {
    flex: 1;
}

.file-info h4 {
    color: #ffffff;
    font-size: 1.1rem;
    margin-bottom: 0.3rem;
    font-weight: 600;
}

.file-info p {
    color: #888;
    font-size: 0.85rem;
    margin: 0;
}

.download-icon {
    font-size: 1.5rem;
    opacity: 0.7;
    transition: all 0.3s ease;
}

.file-card:hover .download-icon {
    opacity: 1;
    transform: scale(1.2);
}

/* UPDATED TABLEAU CONTAINER STYLES */
.tableau-container {
    width: 100%;
    overflow: visible;
    border-radius: 10px;
    background: transparent;
    padding: 0;
    margin: 2rem 0;
}

.tableauPlaceholder {
    width: 100%;
    position: relative;
}

/* Resume Section */
.resume-section {
    background: rgba(255, 255, 255, 0.05);
    padding: 3rem;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    margin-top: 3rem;
}

.upload-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.7;
}

.upload-button {
    display: inline-block;
    padding: 0.8rem 2rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 1rem;
    text-decoration: none;
}

.upload-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.4);
}

/* Contact Section */
.contact-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.contact-content p {
    font-size: 1.2rem;
    color: #b0b0b0;
    margin-bottom: 2rem;
}

.social-links {
    display: flex;
    gap: 2rem;
    justify-content: center;
    margin-top: 2rem;
}

.social-links a {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.social-links a:hover {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    transform: translateY(-5px);
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

/* Mobile Responsive Styles */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        height: 100vh;
        width: 70%;
        max-width: 300px;
        background: rgba(10, 10, 10, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        padding: 6rem 2rem 2rem;
        gap: 1.5rem;
        transition: right 0.3s ease;
        box-shadow: -5px 0 20px rgba(0, 0, 0, 0.5);
    }

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

    .nav-menu li {
        opacity: 0;
        transform: translateX(20px);
        transition: all 0.3s ease;
    }

    .nav-menu.active li {
        opacity: 1;
        transform: translateX(0);
    }

    .nav-menu.active li:nth-child(1) { transition-delay: 0.1s; }
    .nav-menu.active li:nth-child(2) { transition-delay: 0.15s; }
    .nav-menu.active li:nth-child(3) { transition-delay: 0.2s; }
    .nav-menu.active li:nth-child(4) { transition-delay: 0.25s; }
    .nav-menu.active li:nth-child(5) { transition-delay: 0.3s; }
    .nav-menu.active li:nth-child(6) { transition-delay: 0.35s; }

    nav a {
        font-size: 1.2rem;
    }

    .logo {
        font-size: 1.3rem;
    }

    .hero {
        padding: 6rem 5% 3rem;
    }

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

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

    .hero-container {
        gap: 2rem;
        padding-top: 2rem;
    }

    .hero-image {
        width: 220px;
        height: 220px;
    }

    h2 {
        font-size: 2rem;
    }

    .about-tagline {
        font-size: 1.1rem;
    }

    section {
        padding: 3rem 5%;
        min-height: auto;
    }

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

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

    .company-logo {
        font-size: 2.5rem;
    }

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

    .skill-name {
        font-size: 0.9rem;
    }

    .project-card {
        padding: 1.5rem;
    }

    .project-card h3 {
        font-size: 1.3rem;
    }

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

    .file-card {
        padding: 1.2rem;
    }

    .file-icon {
        font-size: 2rem;
        width: 50px;
        height: 50px;
    }

    .file-info h4 {
        font-size: 1rem;
    }

    .resume-section {
        padding: 2rem 1.5rem;
    }

    .cta-button {
        padding: 0.9rem 2rem;
        font-size: 0.95rem;
    }

    .social-links {
        gap: 1.5rem;
    }

    .scroll-indicator {
        display: none;
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: 1.1rem;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .hero-image {
        width: 180px;
        height: 180px;
    }

    h2 {
        font-size: 1.7rem;
    }

    .credential-box, .skill-item {
        padding: 1.5rem;
    }

    .project-card {
        padding: 1.2rem;
    }

    .contact-content p {
        font-size: 1rem;
    }
}