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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #333;
    background: #ffffff;
    font-size: 16px;
}

/* Navigation */
.navigation {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 2rem;
    height: 70px;
}

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

.nav-link {
    color: #333;
    text-decoration: none;
    font-weight: 400;
    font-size: 15px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: #666;
}

.nav-title {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    text-align: center;
}

.nav-right {
    width: 120px; /* Balance the layout */
}

/* Hero Section */
.hero-minimal {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 120px 2rem 60px;
    background: linear-gradient(135deg, #f8fafe 0%, #ffffff 50%, #f6f9ff 100%);
    position: relative;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
    background: radial-gradient(circle at 30% 20%, rgba(102, 126, 234, 0.08) 0%, transparent 50%),
                radial-gradient(circle at 70% 80%, rgba(118, 75, 162, 0.06) 0%, transparent 50%);
}

.floating-shape {
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.12), rgba(118, 75, 162, 0.08));
    animation: float 12s ease-in-out infinite;
    filter: blur(1px);
    transition: all 0.4s ease;
}

.floating-shape:hover {
    transform: scale(1.2);
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.2), rgba(118, 75, 162, 0.15));
    filter: blur(0px);
}

.shape-1 {
    width: 200px;
    height: 200px;
    top: 10%;
    left: 5%;
    animation-delay: 0s;
}

.shape-2 {
    width: 120px;
    height: 120px;
    top: 60%;
    right: 8%;
    animation-delay: 3s;
}

.shape-3 {
    width: 150px;
    height: 150px;
    bottom: 20%;
    left: 8%;
    animation-delay: 6s;
}

.shape-4 {
    width: 80px;
    height: 80px;
    top: 35%;
    right: 5%;
    animation-delay: 9s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) translateX(0px) rotate(0deg);
        opacity: 0.4;
    }
    25% {
        transform: translateY(-20px) translateX(10px) rotate(90deg);
        opacity: 0.7;
    }
    50% {
        transform: translateY(-30px) translateX(-5px) rotate(180deg);
        opacity: 0.9;
    }
    75% {
        transform: translateY(-15px) translateX(-10px) rotate(270deg);
        opacity: 0.6;
    }
}

.hero-content-minimal {
    max-width: 900px;
    position: relative;
    z-index: 2;
    animation: fadeInUp 1.2s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-title-minimal {
    font-size: 4.5rem;
    font-weight: 900;
    color: #1a1a1a;
    margin-bottom: 3rem;
    line-height: 1.1;
    position: relative;
    animation: slideInFromLeft 1.2s ease-out 0.3s both;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, #1a1a1a 0%, #333 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-title-minimal::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 4px;
    background: linear-gradient(90deg, #667eea, #764ba2);
    border-radius: 8px;
    animation: expandWidth 1.5s ease-out 1.5s both;
    box-shadow: 0 2px 20px rgba(102, 126, 234, 0.3);
}

@keyframes slideInFromLeft {
    from {
        opacity: 0;
        transform: translateX(-80px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes expandWidth {
    from {
        width: 0;
    }
    to {
        width: 120px;
    }
}

.hero-about {
    font-size: 1.6rem;
    color: #2d3748;
    margin-bottom: 2rem;
    line-height: 1.5;
    font-weight: 600;
    animation: slideInFromRight 1.2s ease-out 0.8s both;
    position: relative;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
    white-space: nowrap;
}

.hero-experience {
    font-size: 1.2rem;
    color: #718096;
    margin-bottom: 5rem;
    line-height: 1.7;
    font-weight: 500;
    animation: fadeIn 1.2s ease-out 1.1s both;
    position: relative;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    white-space: nowrap;
}

@keyframes slideInFromRight {
    from {
        opacity: 0;
        transform: translateX(80px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.scroll-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    animation: fadeIn 1.5s ease-out 1.8s both;
    cursor: pointer;
    transition: all 0.4s ease;
    padding: 1rem;
}

.scroll-section:hover {
    transform: translateY(-8px);
}

.scroll-section:hover .scroll-arrow {
    color: #667eea;
    transform: translateY(-5px) scale(1.2);
}

.scroll-section:hover .scroll-hint {
    color: #667eea;
}

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

.scroll-hint {
    color: #718096;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 1.5rem;
    font-weight: 600;
    transition: all 0.4s ease;
}

.scroll-arrow {
    font-size: 32px;
    color: #a0aec0;
    animation: bounce 4s infinite;
    transition: all 0.4s ease;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-15px);
    }
    60% {
        transform: translateY(-8px);
    }
}

/* Interactive text highlights */
.hero-about .highlight {
    position: relative;
    color: #667eea;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.4s ease;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.15), rgba(118, 75, 162, 0.12));
    padding: 4px 12px;
    border-radius: 8px;
    display: inline-block;
    margin: 0 2px;
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.1);
}

.hero-about .highlight:hover {
    color: #5a67d8;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.25), rgba(118, 75, 162, 0.2));
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 4px 16px rgba(102, 126, 234, 0.2);
}

.hero-about .highlight::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 12px;
    right: 12px;
    height: 3px;
    background: linear-gradient(90deg, #667eea, #764ba2);
    border-radius: 2px;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.hero-about .highlight:hover::after {
    opacity: 0.8;
}

/* Portfolio Grid */
.portfolio-grid {
    padding: 5rem 0;
    background: #ffffff;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #333;
    text-align: center;
    margin-bottom: 4rem;
}

.portfolio-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.portfolio-item {
    position: relative;
    aspect-ratio: 4/3;
    overflow: hidden;
    background: #f8f8f8;
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: 8px;
}

.portfolio-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: transform 0.3s ease;
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.portfolio-overlay h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    text-align: center;
}

.portfolio-link {
    color: white;
    text-decoration: none;
    font-weight: 500;
    border: 1px solid white;
    padding: 0.8rem 1.5rem;
    transition: all 0.3s ease;
}

.portfolio-link:hover {
    background: white;
    color: #333;
}

/* Dashboards Section */
.dashboards-section {
    padding: 5rem 0;
    background: #f8f8f8;
}

.section-subtitle {
    font-size: 1.2rem;
    color: #666;
    text-align: center;
    margin-bottom: 4rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.dashboards-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

@media (max-width: 768px) {
    .dashboards-container {
        grid-template-columns: 1fr;
    }
}

.dashboard-card {
    background: white;
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.dashboard-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.dashboard-preview {
    height: 120px;
    background: linear-gradient(135deg, #f8f9ff, #f0f4ff);
    border-radius: 8px;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border: 1px solid rgba(102, 126, 234, 0.1);
    position: relative;
}

.dashboard-preview::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(102, 126, 234, 0.05) 25%, transparent 25%, transparent 75%, rgba(102, 126, 234, 0.05) 75%);
    background-size: 20px 20px;
}

.chart-bars {
    display: flex;
    align-items: end;
    gap: 6px;
    height: 70px;
    z-index: 1;
    position: relative;
}

.bar {
    width: 12px;
    background: linear-gradient(to top, #667eea, #9f7aea);
    border-radius: 4px 4px 0 0;
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.3);
    animation: barGrow 2s ease-out;
}

@keyframes barGrow {
    from { transform: scaleY(0); }
    to { transform: scaleY(1); }
}

.line-chart {
    width: 100px;
    height: 50px;
    z-index: 1;
    position: relative;
}

.line-chart svg {
    filter: drop-shadow(0 2px 4px rgba(102, 126, 234, 0.3));
}

.pie-chart {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: conic-gradient(#667eea 0deg 120deg, #9f7aea 120deg 210deg, #f093fb 210deg 360deg);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
    z-index: 1;
    position: relative;
}

.scatter-plot {
    position: relative;
    width: 100px;
    height: 70px;
    z-index: 1;
}

.dot {
    position: absolute;
    width: 8px;
    height: 8px;
    background: linear-gradient(45deg, #667eea, #9f7aea);
    border-radius: 50%;
    box-shadow: 0 2px 6px rgba(102, 126, 234, 0.4);
    animation: dotPulse 3s ease-in-out infinite;
}

@keyframes dotPulse {
    0%, 100% { transform: scale(1); opacity: 0.8; }
    50% { transform: scale(1.2); opacity: 1; }
}

.dot:nth-child(1) { animation-delay: 0s; }
.dot:nth-child(2) { animation-delay: 0.5s; }
.dot:nth-child(3) { animation-delay: 1s; }
.dot:nth-child(4) { animation-delay: 1.5s; }
.dot:nth-child(5) { animation-delay: 2s; }

.dashboard-info h4 {
    font-size: 1.3rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 0.5rem;
}

.dashboard-info p {
    font-size: 0.95rem;
    color: #666;
    line-height: 1.5;
    margin-bottom: 1rem;
}

.dashboard-btn {
    color: #667eea;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    border: 1px solid #667eea;
    padding: 0.6rem 1.2rem;
    border-radius: 4px;
    display: inline-block;
    transition: all 0.3s ease;
}

.dashboard-btn:hover {
    background: #667eea;
    color: white;
}

/* About Section */
.about-minimal {
    padding: 5rem 0;
    background: #ffffff;
}

.about-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 2rem;
    text-align: center;
}

.about-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 3rem;
}

.about-content-minimal p {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.tools-minimal {
    margin-top: 3rem;
    font-size: 1rem;
    color: #999;
    font-weight: 500;
}

.tools-minimal span {
    color: #667eea;
}

/* Contact Section */
.contact-minimal {
    padding: 5rem 0;
    background: #ffffff;
}

.contact-container {
    max-width: 600px;
    margin: 0 auto;
    padding: 0 2rem;
    text-align: center;
}

.contact-title-minimal {
    font-size: 2.5rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 3rem;
}

.contact-info-minimal p {
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.contact-email-link,
.contact-phone-link {
    color: #667eea;
    text-decoration: none;
    font-weight: 500;
}

.contact-email-link:hover,
.contact-phone-link:hover {
    text-decoration: underline;
}

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

.contact-link {
    color: #333;
    text-decoration: none;
    font-weight: 500;
    border: 1px solid #333;
    padding: 0.8rem 1.5rem;
    transition: all 0.3s ease;
}

.contact-link:hover {
    background: #333;
    color: white;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-container {
        padding: 1rem;
        height: 60px;
    }

    .nav-left {
        gap: 1.5rem;
    }

    .nav-link {
        font-size: 14px;
    }

    .nav-title {
        font-size: 16px;
    }

    .hero-minimal {
        padding: 100px 1rem 60px;
    }

    .hero-title-minimal {
        font-size: 3rem;
        margin-bottom: 2rem;
    }

    .hero-about {
        font-size: 1.3rem;
        margin-bottom: 1.5rem;
        white-space: normal;
    }

    .hero-experience {
        font-size: 1.1rem;
        margin-bottom: 3rem;
        white-space: normal;
    }

    .floating-shape {
        opacity: 0.3;
    }

    .shape-1, .shape-3 {
        width: 120px;
        height: 120px;
    }

    .shape-2, .shape-4 {
        width: 80px;
        height: 80px;
    }

    .portfolio-container {
        grid-template-columns: 1fr;
        padding: 0 1rem;
        gap: 1.5rem;
    }

    .about-container,
    .contact-container {
        padding: 0 1rem;
    }

    .about-title,
    .contact-title-minimal {
        font-size: 2rem;
    }

    .contact-links {
        flex-direction: column;
        align-items: center;
    }
}

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

    .portfolio-overlay h3 {
        font-size: 1.2rem;
    }

    .dashboard-content h4 {
        font-size: 1.2rem;
    }
}