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

:root {
    --primary-color: #ffffff;
    --primary-dark: #d4d4d4;
    --secondary-color: #333333;
    --text-dark: #ffffff;
    --text-light: #b3b3b3;
    --dark-gray: #1a1a1a;
    --bg-light: #0a0a0a;
    --bg-white: #000000;
    --bg-card: #1a1a1a;
    --border-color: #333333;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 10px 10px -5px rgba(0, 0, 0, 0.3);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-white);
    scroll-behavior: smooth;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background-color: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow);
    z-index: 1000;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-color);
}

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

.nav-logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

.nav-logo:hover {
    color: var(--primary-dark);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: var(--primary-dark);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

/* Landing Section */
.landing {
    min-height: 100vh;
    padding: 8rem 0 4rem;
    background-color: var(--bg-white);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
}

.landing-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    width: 100%;
    min-height: calc(100vh - 8rem);
    max-width: 1600px;
    margin: 0 auto;
}

/* Left Half - Image Carousel */
.landing-image-carousel {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
    background-color: var(--bg-card);
}

.carousel-container {
    position: relative;
    width: 100%;
    height: 100%;
}

.carousel-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.carousel-image.active {
    opacity: 1;
}

.carousel-indicators {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0.75rem;
    z-index: 10;
}

.indicator {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.3s ease;
}

.indicator.active {
    background-color: var(--primary-color);
    transform: scale(1.2);
}

.indicator:hover {
    background-color: rgba(255, 255, 255, 0.7);
}

/* Right Half - Introduction */
.landing-introduction {
    padding: 4rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    color: var(--text-dark);
    background-color: var(--bg-white);
}

.landing-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
    animation: fadeInUp 0.8s ease;
    line-height: 1.2;
}

.landing-subtitle {
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
    animation: fadeInUp 0.8s ease 0.2s both;
    line-height: 1.6;
}

.landing-description {
    font-size: 1.1rem;
    font-weight: 300;
    color: var(--text-light);
    margin-bottom: 2.5rem;
    line-height: 1.8;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.landing-cta {
    display: flex;
    gap: 1.5rem;
    animation: fadeInUp 0.8s ease 0.6s both;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2rem;
    background-color: var(--primary-color);
    color: var(--bg-white);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    transition: background-color 0.3s ease, transform 0.3s ease;
    border: 2px solid var(--primary-color);
}

.cta-button:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.cta-button.secondary {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.cta-button.secondary:hover {
    background-color: var(--primary-color);
    color: var(--bg-white);
}

/* Projects Section */
.projects {
    padding: 6rem 0;
    background-color: var(--bg-white);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--text-dark);
}

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

.project-card {
    background-color: var(--bg-card);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.project-image-container {
    width: 100%;
    height: 250px;
    overflow: hidden;
    background: var(--bg-card);
}

.project-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease;
}

.project-card:hover .project-image {
    transform: scale(1.05);
}

.project-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.project-content {
    padding: 2rem;
}

.project-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.project-description {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.project-link {
    display: inline-flex;
    align-items: center;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease, transform 0.3s ease;
}

.project-link:hover {
    color: var(--primary-dark);
    transform: translateX(5px);
}

.project-card.placeholder {
    border: 2px dashed var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--bg-card);
}

/* About Section */
.about {
    padding: 6rem 0;
    background-color: var(--bg-white);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    align-items: center;
}

.about-image-container {
    display: flex;
    justify-content: center;
}

.profile-image-container {
    position: relative;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 2px solid var(--border-color);
}

.profile-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.about-text {
    max-width: 600px;
}

.about-description {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.8;
    font-size: 1.1rem;
}

/* Contact Section */
.contact {
    padding: 6rem 0;
    background-color: var(--bg-white);
}

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

.contact-description {
    color: var(--text-light);
    font-size: 1.1rem;
    margin-bottom: 2rem;
    line-height: 1.8;
}

.contact-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.contact-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background-color: var(--primary-color);
    color: var(--bg-white);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 500;
    transition: background-color 0.3s ease, transform 0.3s ease;
}

.contact-link:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
}

.contact-link.linkedin {
    background-color: var(--dark-gray);
}

.contact-link.linkedin:hover {
    background-color: var(--border-color);
}


/* Footer */
.footer {
    background-color: var(--text-dark);
    color: white;
    text-align: center;
    padding: 2rem 0;
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        gap: 1rem;
    }

    .landing-container {
        grid-template-columns: 1fr;
        min-height: auto;
    }

    .landing-image-carousel {
        min-height: 50vh;
    }

    .landing-introduction {
        padding: 2rem;
    }

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

    .landing-subtitle {
        font-size: 1.25rem;
    }

    .landing-description {
        font-size: 1rem;
    }

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

    .cta-button {
        width: 100%;
        text-align: center;
    }

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

    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .profile-image-container {
        width: 250px;
        height: 250px;
    }

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

    .container {
        padding: 0 1rem;
    }
}

@media (max-width: 480px) {
    .nav-menu {
        flex-direction: column;
        gap: 0.5rem;
    }

    .landing {
        padding: 6rem 0 2rem;
    }

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

    .landing-image-carousel {
        min-height: 40vh;
    }

    .landing-introduction {
        padding: 2rem 1.5rem;
    }

    .landing-title {
        font-size: 2rem;
    }

    .landing-subtitle {
        font-size: 1.1rem;
    }

    .landing-description {
        font-size: 0.95rem;
    }

    .contact-links {
        flex-direction: column;
    }
}