:root {
    --primary-color: #000000;
    --secondary-color: #64ffda;
    --text-color: #e6e6e6;
    --background-color: #1a1a1a;
    --card-background: #2a2a2a;
    --nav-background: rgba(0, 0, 0, 0.95);
}

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

html {
    scroll-snap-type: y mandatory;
    scroll-behavior: smooth;
}

body {
    font-family: 'Space Grotesk', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background: var(--background-color);
}

.navbar {
    position: fixed;
    width: 100%;
    background: var(--nav-background);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    z-index: 1000;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--secondary-color);
    font-family: 'Fira Code', monospace;
}

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

.nav-links a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 600;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: var(--secondary-color);
}

.hero {
    position: relative;
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.background-image {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 75vw;
    height: 75vw;
    max-width: 800px;
    max-height: 800px;
    min-width: 300px;
    min-height: 300px;
    background-image: url('Headshot.jpg');
    background-size: cover;
    background-position: center;
    border-radius: 50%;
    opacity: 0;
    filter: grayscale(100%);
    animation: fadeIn 1s ease-out forwards;
    animation-delay: 0.5s;
}

.hero-content {
    position: relative;
    text-align: center;
    z-index: 2;
    margin-top: 25vh;
    padding: 20px;
}

.hero-content h1,
.hero-content h2,
.social-links,
section h2,
.about-content p,
.skill,
.projects-intro,
.cv-content {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    font-weight: 700;
    letter-spacing: -1px;
    animation: fadeInDown 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
    animation-delay: 0.3s;
}

.hero-content h2 {
    font-size: 1.5rem;
    color: var(--secondary-color);
    margin-bottom: 2rem;
    font-family: 'Fira Code', monospace;
    font-weight: 400;
    animation: fadeInDown 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
    animation-delay: 0.5s;
}

.highlight {
    color: var(--secondary-color);
}

.social-links {
    display: flex;
    gap: 1rem;
    justify-content: center;
    font-size: 1.5rem;
    animation: fadeInDown 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
    animation-delay: 0.7s;
}

.social-links a {
    color: var(--text-color);
    transition: color 0.3s ease;
}

.social-links a:hover {
    color: var(--secondary-color);
}

section {
    min-height: 100vh;
    scroll-snap-align: start;
    scroll-snap-stop: always;
    padding: 4rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.5rem;
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.skills {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
}

.skill {
    background: var(--card-background);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-family: 'Fira Code', monospace;
}

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

.project-card {
    background: var(--card-background);
    padding: 2rem;
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    color: var(--text-color);
    min-height: 300px;
    will-change: transform;
    transition: transform 0.2s ease-out;
}

.project-card > *:not(.project-links) {
    flex-shrink: 0;
}

.project-card:hover {
    transform: translateY(-8px);
}

.project-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex: 1;
    align-items: center;
    padding-top: 2rem;
}

.btn {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: var(--secondary-color);
    color: var(--primary-color);
    text-decoration: none;
    border-radius: 5px;
    transition: background 0.3s ease;
}

.btn:hover {
    background: #4cd3ac;
}

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

.download-btn {
    margin-top: 1rem;
}

footer {
    scroll-snap-align: start;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 2rem;
    background: var(--primary-color);
    color: var(--text-color);
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero-content h2 {
        font-size: 1.2rem;
    }

    section {
        height: auto;
        padding: 6rem 1.5rem;
    }

    .project-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .project-card {
        min-height: auto;
        padding: 1.5rem;
    }
}

.about-content p {
    margin-bottom: 1.5rem;
}

.company-link {
    color: var(--secondary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

.company-link:hover {
    color: #4cd3ac;
    text-decoration: underline;
}

.hamburger {
    display: none;
    cursor: pointer;
    width: 30px;
    height: 20px;
    position: relative;
    z-index: 2;
}

.hamburger span {
    display: block;
    position: absolute;
    height: 2px;
    width: 100%;
    background: var(--text-color);
    border-radius: 9px;
    opacity: 1;
    left: 0;
    transform: rotate(0deg);
    transition: .25s ease-in-out;
}

.hamburger span:nth-child(1) {
    top: 0px;
}

.hamburger span:nth-child(2) {
    top: 9px;
}

.hamburger span:nth-child(3) {
    top: 18px;
}

.hamburger.open span:nth-child(1) {
    top: 9px;
    transform: rotate(135deg);
}

.hamburger.open span:nth-child(2) {
    opacity: 0;
    left: -60px;
}

.hamburger.open span:nth-child(3) {
    top: 9px;
    transform: rotate(-135deg);
}

@media (max-width: 768px) {
    .hamburger {
        display: block;
    }
    
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: var(--nav-background);
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: 0.3s ease-in-out;
        backdrop-filter: blur(10px);
    }

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

    .nav-links li {
        margin: 1.5rem 0;
        opacity: 0;
        transform: translateX(50px);
        transition: 0.3s ease-in-out;
    }

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

    .nav-links li:nth-child(1) { transition-delay: 0.2s; }
    .nav-links li:nth-child(2) { transition-delay: 0.3s; }
    .nav-links li:nth-child(3) { transition-delay: 0.4s; }
    .nav-links li:nth-child(4) { transition-delay: 0.5s; }

    .nav-links a {
        font-size: 1.5rem;
    }
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    animation: fadeInDown 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
    animation-delay: 1s;
    cursor: pointer;
    opacity: 0.7;
    transition: opacity 0.3s ease;
    z-index: 3;
}

.scroll-indicator:hover {
    opacity: 1;
}

.scroll-indicator i {
    color: var(--secondary-color);
    font-size: 2rem;
}

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

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

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 0.3;
    }
}

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

.footer-social-links {
    display: flex;
    gap: 2rem;
    font-size: 1.5rem;
}

.footer-social-links a {
    color: var(--text-color);
    transition: color 0.3s ease;
}

.footer-social-links a:hover {
    color: var(--secondary-color);
}

@media (max-width: 768px) {
    .background-image {
        width: 85vw;
        height: 85vw;
    }
}

@media (max-width: 480px) {
    .background-image {
        width: 90vw;
        height: 90vw;
    }
}

.github-btn, .details-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: 'Fira Code', monospace;
    font-size: 0.9rem;
    padding: 0.75rem 1rem;
    background: var(--card-background);
    border: 1px solid var(--secondary-color);
    color: var(--secondary-color);
    min-width: 140px;
    justify-content: center;
}

.github-btn i, .details-btn i {
    font-size: 1.1rem;
}

.github-btn:hover, .details-btn:hover {
    background: var(--secondary-color);
    color: var(--primary-color);
}

.projects-intro {
    max-width: 800px;
    margin: 0 auto 3rem auto;
    text-align: center;
    color: var(--text-color);
}

.project-card p {
    margin-bottom: 0.75rem;
}

.project-card p:last-of-type {
    margin-bottom: 1.5rem;
}

.fade-up {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-up.active {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }

#cv h2.fade-up,
#cv .cv-content.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 1s cubic-bezier(0.4, 0, 0.2, 1),
                transform 1s cubic-bezier(0.4, 0, 0.2, 1);
}

#cv .cv-content.fade-up {
    transition-delay: 0.2s;
}

#cv h2.fade-up.active,
#cv .cv-content.fade-up.active {
    opacity: 1;
    transform: translateY(0);
}