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

body {
    min-height: 100vh;
    background-color: black;
    color: white;
    font-family: Arial, sans-serif;
    overflow: hidden; /* Prevent scrolling during loading */
}

.container {
    position: relative;
    width: 100%;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    perspective: 1000px; /* 3D depth for loading */
}

.profile-container {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 10;
    text-align: center;
    width: 300px;
    height: 300px;
    border-radius: 50%;
}

.profile-container.scrolled {
    position: static;
    transform: none;
    z-index: 31;
    width: auto;
    height: auto;
}

.image-box,
.content-box {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
}

.image-box {
    opacity: 0;
    animation: imageAnimation 4s ease-in-out forwards;
}

.image-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

.content-box {
    background-color: #393e46;
    border-radius: 50%;
    opacity: 0;
    transform: translate3d(0, -150px, -220px) rotate3d(1, 0, 0, 90deg);
    animation: contentAnimation 4s ease-in-out forwards;
    display: flex;
    justify-content: center;
    align-items: center;
}

.content-box .profile-title {
    font-size: clamp(1.5rem, 4vw, 2rem);
    color: white;
    text-align: center;
    padding: 1rem;
}

.header-bar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2% 2%;
    background-color: rgba(0, 0, 0, 0.9);
    z-index: 30;
    opacity: 0;
    transform: translate3d(0, -100%, -200px) rotate3d(1, 0, 0, 90deg);
    animation: navAnimation 4s ease-in-out forwards;
}

.header-bar.scrolled {
    transform: translateY(0);
    opacity: 1;
    animation: none;
}

.profile-pic {
    width: 20vw;
    height: 20vw;
    max-width: 300px;
    max-height: 300px;
    border-radius: 50%;
    object-fit: cover;
}

.profile-container.scrolled .profile-pic {
    width: 5vw;
    height: 5vw;
    max-width: 70px;
    max-height: 70px;
}

.nav-menu {
    transition: all 0.5s ease;
    opacity: 0;
    margin-top: 1rem;
    animation: navMenuAnimation 4s ease-in-out forwards;
}

.nav-menu.scrolled {
    opacity: 1;
    animation: none;
}

.nav-menu ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: row;
}

.nav-menu li {
    margin: 0 3rem;
}

.nav-menu a {
    color: white;
    text-decoration: none;
    font-size: clamp(1rem, 2vw, 1.125rem);
}

.nav-menu a:hover {
    color: #ccc;
}

.profile-header {
    display: flex;
    justify-content: center;
    align-items: center;
}

.scroll-arrow {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    font-size: clamp(2rem, 5vw, 2.5rem);
    animation: bounce 2s infinite;
    transition: opacity 0.5s ease;
    z-index: 20;
    opacity: 0; /* Hidden during loading */
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-1.25rem); }
    60% { transform: translateX(-50%) translateY(-0.625rem); }
}

.content {
    padding: 2%;
    position: absolute;
    top: 10rem;
    width: 100%;
    visibility: hidden;
    opacity: 0;
    transform: translateY(100vh);
    background-color: black;
}

.content.scrolled {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
    transition: visibility 0s linear 0s, opacity 0.5s ease, transform 0.5s ease;
}

@keyframes imageAnimation {
    0% {
        opacity: 0;
        transform: translate3d(0, -150px, -220px) rotate3d(1, 0, 0, -90deg);
    }
    10% {
        opacity: 1;
        transform: translate3d(0, 0, 0) rotate3d(1, 0, 0, 0deg);
    }
    50% {
        opacity: 1;
        transform: translate3d(0, 0, 0) rotate3d(1, 0, 0, 0deg);
    }
    60% {
        opacity: 0;
        transform: translate3d(0, 150px, 220px) rotate3d(1, 0, 0, 90deg);
    }
    100% {
        opacity: 0;
        transform: translate3d(0, 150px, 220px) rotate3d(1, 0, 0, 90deg);
    }
}

@keyframes contentAnimation {
    0% {
        opacity: 0;
        transform: translate3d(0, -150px, -220px) rotate3d(1, 0, 0, 90deg);
    }
    50% {
        opacity: 0;
        transform: translate3d(0, -150px, -220px) rotate3d(1, 0, 0, 90deg);
    }
    60% {
        opacity: 1;
        transform: translate3d(0, 0, 0) rotate3d(1, 0, 0, 0deg);
    }
    75% {
        opacity: 1;
        transform: translate3d(0, 0, 0) rotate3d(1, 0, 0, 0deg);
    }
    100% {
        opacity: 0;
        transform: translate3d(0, 0, 0) rotate3d(1, 0, 0, 0deg);
    }
}

@keyframes navAnimation {
    0% {
        opacity: 0;
        transform: translate3d(0, -100%, -200px) rotate3d(1, 0, 0, 90deg);
    }
    75% {
        opacity: 0;
        transform: translate3d(0, -100%, -200px) rotate3d(1, 0, 0, 90deg);
    }
    85% {
        opacity: 1;
        transform: translate3d(0, 0, 0) rotate3d(1, 0, 0, 0deg);
    }
    100% {
        opacity: 1;
        transform: translate3d(0, 0, 0) rotate3d(1, 0, 0, 0deg);
    }
}

@keyframes navMenuAnimation {
    0% {
        opacity: 0;
    }
    75% {
        opacity: 0;
    }
    85% {
        opacity: 1;
    }
    100% {
        opacity: 1;
    }
}

.projects-section h2 {
    margin: 0 0 1rem 0;
    font-size: clamp(1.25rem, 3vw, 1.5rem);
}

.projects-container {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    overflow-x: auto;
    gap: 1rem;
    padding-bottom: 1rem;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
    scrollbar-color: #666 #333;
}

.projects-container::-webkit-scrollbar {
    height: 0.5rem;
}

.projects-container::-webkit-scrollbar-track {
    background: #333;
}

.projects-container::-webkit-scrollbar-thumb {
    background: #666;
    border-radius: 0.25rem;
}

.projects-container::-webkit-scrollbar-thumb:hover {
    background: #888;
}

.project-box {
    position: relative;
    flex: 0 0 auto;
    width: clamp(10rem, 15vw, 11.25rem);
    height: clamp(6rem, 10vw, 7.5rem);
    background-color: #333;
    border-radius: 0.625rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    padding: 0.5rem;
    text-align: center;
    cursor: pointer;
    transition: background-color 0.3s ease;
    overflow: hidden;
}

.project-box:hover {
    background-color: #444;
}

.project-box img {
    width: 100%;
    max-height: 50%;
    object-fit: cover;
    border-radius: 0.3125rem;
    display: block;
}

.project-box.has-video span,
.project-box.has-video .project-date {
    position: relative;
    z-index: 1;
    margin-top: 0.25rem;
}

.project-box.no-image img {
    display: none;
}

.project-box.no-image span {
    font-size: clamp(0.875rem, 2vw, 1rem);
    color: #aaa;
}

.project-box.has-image span,
.project-box.has-video span,
.project-box.no-image span.project-title {
    font-size: clamp(0.75rem, 1.5vw, 0.875rem);
    margin: 0.25rem 0;
}

.project-date {
    font-size: clamp(0.6rem, 1vw, 0.75rem);
    color: #aaa;
}

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    z-index: 40;
    justify-content: center;
    align-items: flex-start;
    padding-top: 6rem;
}

.modal-content {
    width: 600px;
    height: 400px;
    background-color: #333;
    border-radius: 0.625rem;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.modal-content img,
.modal-content iframe,
.modal-content video {
    width: 100%;
    height: calc(100% - 2rem);
    object-fit: contain;
    border-radius: 0 0 0.625rem 0.625rem;
}

.close-modal {
    width: 100%;
    height: 2rem;
    background-color: #444;
    border: none;
    font-size: 2rem;
    color: white;
    text-align: center;
    line-height: 2rem;
    cursor: pointer;
    border-radius: 0.625rem 0.625rem 0 0;
    transition: background-color 0.3s ease;
}

.close-modal:hover {
    background-color: rgba(255, 0, 0, 0.7);
}

.academic-section {
    margin-top: 2.5rem;
    position: relative;
}

.academic-section h2 {
    margin: 0 0 1.25rem 0;
    font-size: clamp(1.25rem, 3vw, 1.5rem);
}

.academic-grid {
    display: grid;
    grid-template-columns: 3fr 1fr;
    gap: 1.25rem;
    max-width: 100%;
    margin: 0 auto;
    align-items: start;
}

.academic-container {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    position: relative;
    padding-left: 3rem;
}

.academic-container::before {
    content: '';
    position: absolute;
    left: 1.25rem;
    top: 0;
    width: 0.25rem;
    height: 100%;
    background: #666;
    background-image: linear-gradient(to bottom, transparent 50%, #fff 50%);
    background-size: 100% 1.25rem;
    z-index: 0;
}

.academic-box {
    background-color: #333;
    border-radius: 0.625rem;
    padding: 1.25rem;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    position: relative;
    z-index: 1;
    text-decoration: none;
    color: inherit;
}

.academic-box:hover {
    box-shadow: 0 0.5rem 1rem rgba(255, 255, 255, 0.1);
    transform: translateY(-0.3125rem);
    background-color: #444;
}

.academic-box::before {
    content: '';
    position: absolute;
    left: -1.875rem;
    top: 50%;
    transform: translateY(-50%);
    width: 1rem;
    height: 1rem;
    background-color: #fff;
    border: 0.125rem solid #666;
    border-radius: 50%;
    z-index: 1;
}

.academic-box .school-logo {
    width: clamp(2rem, 5vw, 3.125rem);
    height: clamp(2rem, 5vw, 3.125rem);
    object-fit: contain;
    margin-right: 1rem;
}

.academic-box .school-info h3 {
    margin: 0 0 0.3125rem 0;
    font-size: clamp(0.875rem, 2vw, 1.125rem);
    color: #fff;
}

.academic-box .school-info p {
    margin: 0;
    font-size: clamp(0.75rem, 1.5vw, 0.875rem);
    color: #aaa;
}

.academic-video {
    background-color: #333;
    border-radius: 0.625rem;
    padding: 0.625rem;
    text-align: center;
}

.academic-video img {
    width: 100%;
    max-width: clamp(6rem, 10vw, 8rem);
    height: auto;
    border-radius: 0.3125rem;
    display: block;
}

.licenses-section {
    margin-top: 2.5rem;
    margin-bottom: 0;
}

.licenses-section h2 {
    margin: 0 0 1.25rem 0;
    font-size: clamp(1.25rem, 3vw, 1.5rem);
}

.licenses-container {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    max-width: 100%;
    margin: 0 auto;
    padding-bottom: 0;
}

.license-box {
    background-color: #333;
    border-radius: 0.625rem;
    padding: 1.25rem;
    transition: all 0.3s ease;
    text-decoration: none;
    color: inherit;
    display: block;
}

.license-box:hover {
    box-shadow: 0 0.5rem 1rem rgba(255, 255, 255, 0.1);
    transform: translateY(-0.3125rem);
    background-color: #444;
    cursor: pointer;
}

.license-box h3 {
    margin: 0 0 0.625rem 0;
    font-size: clamp(0.875rem, 2vw, 1.125rem);
    color: #fff;
}

.license-box p {
    margin: 0 0 0.625rem 0;
    font-size: clamp(0.75rem, 1.5vw, 0.875rem);
    color: #aaa;
}

.license-date {
    font-size: clamp(0.6rem, 1vw, 0.75rem);
    color: #aaa;
}

.location-section {
    margin-top: 2.5rem;
    margin-bottom: 0;
    text-align: center;
}

.location-section h2 {
    margin: 0 0 1.25rem 0;
    font-size: clamp(1.25rem, 3vw, 1.5rem);
}

.location-section iframe {
    width: 100%;
    max-width: clamp(20rem, 50vw, 37.5rem);
    height: clamp(12rem, 25vw, 18.75rem);
    border: 0;
    border-radius: 0.625rem;
}

footer {
    background-color: #1a1a1a;
    padding: 2% 0;
    text-align: center;
    margin: 0;
    width: 100%;
}

.social-media-icons-wrapper {
    margin-bottom: 0.625rem;
}

.social-media-icons-wrapper a {
    color: white;
    font-size: clamp(1.25rem, 3vw, 1.5rem);
    margin: 0 1rem;
    text-decoration: none;
    transition: color 0.3s ease;
}

.social-media-icons-wrapper a:hover {
    color: #ccc;
}

.footer-copyright {
    margin: 0;
    font-size: clamp(0.75rem, 1.5vw, 0.875rem);
    color: #aaa;
}

@media (max-width: 768px) {
    .header-bar { padding: 1% 1%; }
    .nav-menu li { margin: 0 1.5rem; }
    .profile-pic { width: 30vw; height: 30vw; }
    .profile-container.scrolled .profile-pic { width: 8vw; height: 8vw; }
    .content { padding: 1%; top: 8rem; }
    .projects-container { gap: 0.5rem; }
    .project-box { width: clamp(8rem, 20vw, 10rem); height: clamp(5rem, 12vw, 6rem); }
    .modal { padding-top: 4rem; }
    .modal-content { width: 80%; height: auto; max-height: 60vh; }
    .modal-content img, .modal-content iframe, .modal-content video { height: calc(100% - 2rem); }
    .academic-container { padding-left: 2rem; }
    .academic-container::before { left: 0.75rem; }
    .academic-box::before { left: -1.25rem; }
    .academic-box .school-logo { width: clamp(1.5rem, 6vw, 2.5rem); height: clamp(1.5rem, 6vw, 2.5rem); }
    .licenses-container { gap: 1rem; }
    .license-box { padding: 1rem; }
    .profile-container { width: 250px; height: 250px; }
    .content-box .profile-title { font-size: clamp(1.2rem, 3vw, 1.5rem); }
}

@media (max-width: 480px) {
    .nav-menu { margin-top: 0.5rem; }
    .nav-menu.scrolled { margin-top: 0.5rem; }
    .nav-menu li { margin: 0 1rem; }
    .nav-menu a { font-size: clamp(0.875rem, 2vw, 1rem); }
    .profile-pic { width: 40vw; height: 40vw; }
    .profile-container.scrolled .profile-pic { width: 10vw; height: 10vw; }
    .scroll-arrow { bottom: 1rem; }
    .content { top: 6rem; }
    .project-box { width: clamp(6rem, 25vw, 8rem); height: clamp(6rem, 15vw, 9rem); }
    .modal { padding-top: 3rem; }
    .academic-container { padding-left: 1.5rem; }
    .academic-container::before { left: 0.5rem; }
    .academic-box::before { left: -1rem; }
    .profile-container { width: 200px; height: 200px; }
}