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

/* Smooth scrolling for entire page */
html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Raleway', sans-serif;
    min-height: 100vh;
    background: #f4f4f4;
    padding: 0.7rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    opacity: 0;
    animation: fadeInPage 0.8s ease-out forwards;
}

/* Hide cursor only on desktop devices */
@media (min-width: 769px) {
    body {
        cursor: none;
    }
}

/* Page load animation */
@keyframes fadeInPage {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

#wrapper {
    display: flex;
    max-width: calc(100vw - 1.4rem);
    width: 100%;
    max-width: 840px;
    height: auto;
    min-height: 350px;
    background: #ffffff;
    box-shadow: 0 14px 28px rgba(57, 54, 56, 0.15);
    border-radius: 6px;
    overflow: hidden;
    opacity: 0;
    transform: translateY(30px) scale(0.95);
    animation: slideInUp 0.8s ease-out 0.2s forwards;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

#wrapper:hover {
    box-shadow: 0 20px 40px rgba(57, 54, 56, 0.2);
    transform: translateY(-2px);
}

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

/* Image Section */
.image-section {
    flex: 1;
    position: relative;
    overflow: hidden;
}

.profile-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    transform: scale(1.05);
    transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    animation: imageZoomIn 1.2s ease-out 0.4s forwards;
}

.image-section:hover .profile-image {
    transform: scale(1.08);
}

@keyframes imageZoomIn {
    to {
        transform: scale(1);
    }
}

/* Content Section */
.content-section {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #ffffff;
    padding: 2.1rem;
}

.floating-card {
    background: #ffffff;
    border-radius: 8px;
    padding: 2.1rem 1.75rem;
    box-shadow: 0 14px 42px rgba(57, 54, 56, 0.15);
    max-width: 315px;
    width: 100%;
    border: 1px solid rgba(197, 197, 198, 0.3);
    opacity: 0;
    transform: translateX(30px);
    animation: slideInRight 0.8s ease-out 0.6s forwards;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.floating-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 20px 50px rgba(57, 54, 56, 0.2);
}

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

@keyframes slideInRight {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Typography */
header h1 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.96rem;
    font-weight: 700;
    letter-spacing: 0.21em;
    color: #393638;
    margin-bottom: 1.05rem;
    text-transform: uppercase;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease-out 0.8s forwards;
}

header p {
    font-size: 0.7rem;
    color: #6a6a6a;
    line-height: 1.7;
    margin-bottom: 1.5rem;
    font-weight: 500;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease-out 1s forwards;
}

.email-divider {
    color: #c0c0c0;
    font-weight: 300;
    font-size: 0.9rem;
}

header p a {
    color: #6a6a6a;
    text-decoration: none;
}

header p a:hover {
    color: #393638;
    text-decoration: underline;
}

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

/* Navigation Buttons */
.main-nav {
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
    margin-bottom: 2.1rem;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease-out 1.2s forwards;
}

.nav-button {
    background: transparent;
    border: 1.4px solid #393638;
    padding: 0.84rem 1.75rem;
    font-family: 'Montserrat', sans-serif;
    font-size: 0.63rem;
    font-weight: 600;
    letter-spacing: 0.105em;
    color: #393638;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    text-transform: uppercase;
    border-radius: 3px;
    position: relative;
    overflow: hidden;
    transform: translateY(0);
}

.nav-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s;
}

.nav-button:hover::before {
    left: 100%;
}

.nav-button:hover {
    background: #393638;
    color: #f7f6f6;
    border-color: #393638;
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(57, 54, 56, 0.3);
}

.nav-button:active {
    transform: translateY(-1px);
    transition: all 0.1s ease;
}

/* Staggered animation for nav buttons */
.nav-button:nth-child(1) { animation-delay: 1.3s; }
.nav-button:nth-child(2) { animation-delay: 1.4s; }
.nav-button:nth-child(3) { animation-delay: 1.5s; }
.nav-button:nth-child(4) { animation-delay: 1.6s; }
.nav-button:nth-child(5) { animation-delay: 1.7s; }

/* Social Icons */
.social-icons {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 0.5rem;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease-out 1.8s forwards;
}

.social-icon {
    color: #6a6a6a;
    font-size: 1.4rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    padding: 0.6rem;
    border-radius: 50%;
    background: rgba(57, 54, 56, 0.05);
    border: 2px solid transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    position: relative;
    overflow: hidden;
}

.social-icon::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, transparent 30%, rgba(255,255,255,0.5) 50%, transparent 70%);
    transform: translateX(-100%);
    transition: transform 0.6s;
}

.social-icon:hover::before {
    transform: translateX(100%);
}

.social-icon:hover {
    color: #393638;
    background: rgba(57, 54, 56, 0.1);
    border-color: rgba(57, 54, 56, 0.2);
    transform: translateY(-4px) scale(1.1);
    box-shadow: 0 8px 20px rgba(57, 54, 56, 0.25);
}

.social-icon:active {
    transform: translateY(-2px) scale(1.05);
    transition: all 0.1s ease;
}

/* Staggered animation for social icons */
.social-icon:nth-child(1) { animation-delay: 1.9s; }
.social-icon:nth-child(2) { animation-delay: 2s; }
.social-icon:nth-child(3) { animation-delay: 2.1s; }
.social-icon:nth-child(4) { animation-delay: 2.2s; }

/* Popup Modals */
.popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(57, 54, 56, 0);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s ease, visibility 0.25s ease;
}

.popup-overlay.active {
    opacity: 1;
    visibility: visible;
    background: rgba(57, 54, 56, 0.8);
}

.popup-card {
    background: #ffffff;
    border-radius: 11px;
    padding: 2.1rem;
    max-width: 560px;
    width: 90%;
    max-height: 85vh;
    overflow-y: auto;
    position: relative;
    box-shadow: 0 21px 56px rgba(57, 54, 56, 0.25);
    border: 1px solid rgba(57, 54, 56, 0.1);
    transform: translateY(20px) scale(0.95);
    opacity: 0;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.popup-overlay.active .popup-card {
    transform: translateY(0) scale(1);
    opacity: 1;
}

.popup-card::-webkit-scrollbar-corner {
    background: transparent;
}

.popup-card::-webkit-scrollbar-button {
    display: none !important;
    width: 0 !important;
    height: 0 !important;
}

.popup-card::-webkit-scrollbar-button:start:decrement,
.popup-card::-webkit-scrollbar-button:end:increment {
    display: none !important;
    width: 0 !important;
    height: 0 !important;
}

/* Simplified popup animations - removed complex keyframes for better performance */

.close-btn {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    font-size: 2rem;
    color: #9a9699;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    padding: 0.5rem;
    line-height: 1;
    border-radius: 50%;
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.close-btn:hover {
    color: #393638;
    background: rgba(57, 54, 56, 0.1);
    transform: rotate(90deg) scale(1.1);
}

.popup-content h2 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.26rem;
    font-weight: 400;
    color: #393638;
    margin-bottom: 1.05rem;
    letter-spacing: 0.07em;
}

.popup-content h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 0.84rem;
    font-weight: 500;
    color: #393638;
    margin-bottom: 0.7rem;
    margin-top: 1.05rem;
}

.popup-content h4 {
    font-family: 'Montserrat', sans-serif;
    font-size: 0.7rem;
    font-weight: 500;
    color: #393638;
    margin-bottom: 0.35rem;
}

.popup-content p {
    color: #9a9699;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.popup-content ul {
    list-style: none;
    padding-left: 0;
}

.popup-content li {
    color: #9a9699;
    line-height: 1.6;
    margin-bottom: 0.5rem;
    position: relative;
    padding-left: 1rem;
}

.popup-content li:before {
    content: "•";
    color: #393638;
    position: absolute;
    left: 0;
}

.popup-content a {
    color: #9a9699;
    text-decoration: underline;
    transition: color 0.3s ease;
}

.popup-content a:hover {
    color: #6a6a6a;
}

/* Enhanced popup content styles */
.research-item, .project-item, .org-item {
    margin-bottom: 2.5rem;
    padding: 2rem;
    background: #f9f9f9;
    border-radius: 12px;
    border: 1px solid #e8e8e8;
    transition: all 0.3s ease;
}

.research-item:hover, .project-item:hover, .org-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(57, 54, 56, 0.1);
}

.research-item:last-child, .project-item:last-child, .org-item:last-child {
    margin-bottom: 0;
}

.item-header {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    margin-bottom: 1rem;
}

.item-image {
    width: 80px;
    height: 80px;
    border-radius: 8px;
    object-fit: cover;
    flex-shrink: 0;
    border: 2px solid #e8e8e8;
}

.item-content {
    flex: 1;
}

.item-actions {
    margin-top: 1.5rem;
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.action-button {
    background: #393638;
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    font-family: 'Montserrat', sans-serif;
    font-size: 0.85rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.action-button:hover {
    background: #555;
    transform: translateY(-1px);
}

.action-button.secondary {
    background: transparent;
    color: #393638;
    border: 2px solid #393638;
}

.action-button.secondary:hover {
    background: #393638;
    color: white;
}

/* Contract specific styles */
.contract-item {
    margin-bottom: 1.5rem;
    padding: 1.5rem;
    background: #ffffff;
    border-radius: 8px;
    border: 1px solid #e0e0e0;
}

.contract-item:last-child {
    margin-bottom: 0;
}

/* Fancy item styles for enhanced cards */
.fancy-item {
    display: flex;
    gap: 1.05rem;
    margin-bottom: 1.4rem;
    padding: 1.05rem;
    background: #f9f9f9;
    border-radius: 8px;
    border: 1px solid #e8e8e8;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUpStagger 0.6s ease-out forwards;
    position: relative;
    overflow: hidden;
}

.fancy-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(57, 54, 56, 0.02), transparent);
    transition: left 0.6s ease;
}

.fancy-item:hover::before {
    left: 100%;
}

.fancy-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 35px rgba(57, 54, 56, 0.15);
    background: #fff;
    border-color: rgba(57, 54, 56, 0.15);
}

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

/* Staggered animation for fancy items */
.fancy-item:nth-child(1) { animation-delay: 0.1s; }
.fancy-item:nth-child(2) { animation-delay: 0.2s; }
.fancy-item:nth-child(3) { animation-delay: 0.3s; }
.fancy-item:nth-child(4) { animation-delay: 0.4s; }
.fancy-item:nth-child(5) { animation-delay: 0.5s; }

.fancy-item:last-child {
    margin-bottom: 0;
}

.fancy-item .item-image {
    flex-shrink: 0;
    width: 84px;
    height: 63px;
    border-radius: 6px;
    overflow: hidden;
    border: 1.4px solid #e8e8e8;
}

.fancy-item .item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.fancy-item .item-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.fancy-item .item-content h3,
.fancy-item .item-content h4 {
    margin-bottom: 0.5rem;
    color: #393638;
    font-weight: 600;
}

.fancy-item .item-content p {
    margin-bottom: 1rem;
    color: #6a6a6a;
    line-height: 1.6;
}

.action-btn {
    background: #f5f5f5;
    color: #666;
    border: 1px solid #e0e0e0;
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    font-family: 'Montserrat', sans-serif;
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 0.5rem;
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.action-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.7), transparent);
    transition: left 0.5s;
}

.action-btn:hover::before {
    left: 100%;
}

.action-btn:hover {
    background: #393638 !important;
    color: #ffffff !important;
    border-color: #393638;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(57, 54, 56, 0.2);
}

.action-btn:active {
    transform: translateY(0);
    transition: all 0.1s ease;
}

.section-subtitle {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.1rem;
    font-weight: 600;
    color: #393638;
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #e8e8e8;
}

.section-divider {
    margin: 2rem 0 1.5rem 0;
}

.section-divider h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.2rem;
    font-weight: 600;
    color: #393638;
    margin-bottom: 0;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #393638;
}

/* Email Section */
.email-section {
    margin-bottom: 2rem;
}

.email-item {
    margin-bottom: 1.5rem;
    padding: 1.5rem;
    background: #f9f9f9;
    border-radius: 8px;
    border: 1px solid #e8e8e8;
    transition: all 0.3s ease;
}

.email-item:hover {
    background: #fff;
    box-shadow: 0 4px 15px rgba(57, 54, 56, 0.1);
}

.email-item:last-child {
    margin-bottom: 0;
}

.email-category {
    font-family: 'Montserrat', sans-serif;
    font-size: 0.75rem;
    font-weight: 600;
    color: #393638;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
}

.email-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    background: #ffffff;
    border-radius: 6px;
    text-decoration: none;
    color: #393638;
    transition: all 0.3s ease;
    border: 1px solid #e0e0e0;
    margin-bottom: 0.75rem;
}

.email-link:hover {
    background: #393638;
    color: #f7f6f6;
    border-color: #393638;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(57, 54, 56, 0.2);
}

.email-link i {
    font-size: 1.1rem;
    width: 18px;
    text-align: center;
}

.email-description {
    font-size: 0.8rem;
    color: #6a6a6a;
    line-height: 1.4;
    font-style: italic;
}

/* Contact Links */
.contact-links {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: #ffffff;
    border-radius: 6px;
    text-decoration: none;
    color: #393638;
    transition: all 0.3s ease;
    border: 1px solid #e5e5e5;
}

.contact-link:hover {
    background: #393638;
    color: #f7f6f6;
    border-color: #393638;
}

.contact-link i {
    font-size: 1.2rem;
    width: 20px;
    text-align: center;
}

/* Responsive Design */
@media (max-width: 1024px) and (min-width: 769px) {
    /* Tablet styles - keep image visible */
    body {
        padding: 0.5rem;
    }

    #wrapper {
        max-width: calc(100vw - 1rem);
        min-height: 400px;
    }

    .content-section {
        padding: 1.75rem;
    }

    .floating-card {
        padding: 1.75rem 1.25rem;
        max-width: 350px;
    }

    header h1 {
        font-size: 1.75rem;
    }
}

@media (max-width: 1024px) {
    body {
        padding: 0.35rem;
    }

    #wrapper {
        max-width: calc(100vw - 0.7rem);
        min-height: 315px;
    }

    .content-section {
        padding: 1.4rem;
    }

    header h1 {
        font-size: 1.54rem;
    }
}

@media (max-width: 768px) {
    body {
        padding: 0.35rem;
    }

    #wrapper {
        flex-direction: column;
        height: auto;
        min-height: auto;
        max-width: calc(100vw - 0.7rem);
    }

    .image-section {
        display: none; /* Hide image on mobile */
    }

    .content-section {
        padding: 2rem 1.05rem; /* Increase padding when image is hidden */
        justify-content: center;
        min-height: auto;
    }

    .floating-card {
        padding: 2rem 1.5rem;
        max-width: 100%; /* Allow card to use full width */
        width: 100%;
        box-shadow: 0 8px 25px rgba(57, 54, 56, 0.1); /* Lighter shadow for mobile */
    }

    header h1 {
        font-size: 1.4rem; /* Slightly larger for better readability */
        margin-bottom: 1rem;
        letter-spacing: 0.15em;
    }

    header p {
        font-size: 0.7rem; /* Slightly larger for better readability */
        margin-bottom: 2rem;
        line-height: 1.8;
    }

    .main-nav {
        gap: 0.8rem;
        margin-bottom: 2rem;
    }

    .nav-button {
        padding: 1rem 1.5rem; /* Better touch targets */
        font-size: 0.7rem;
        min-height: 48px; /* Minimum touch target size */
    }

    .social-icons {
        gap: 1.2rem;
        margin-top: 1rem;
    }

    .social-icon {
        width: 3.5rem;
        height: 3.5rem;
        font-size: 1.5rem;
    }

    .popup-card {
        padding: 1.5rem 1rem;
        width: 95%;
        margin: 0.7rem;
    }

    .popup-content {
        margin: 0.5rem; /* Add margin so text doesn't touch edges */
    }

    .popup-content h2 {
        font-size: 0.95rem; /* Smaller title for mobile */
    }

    .popup-content h3 {
        font-size: 0.75rem; /* Smaller headings */
    }

    .popup-content p {
        font-size: 0.7rem; /* Smaller paragraph text */
        line-height: 1.5;
    }

    .fancy-item {
        flex-direction: column;
        gap: 0.7rem;
        padding: 0.7rem;
    }

    .fancy-item .item-image {
        width: 100%;
        height: 105px;
    }
}

@media (max-width: 480px) {
    body {
        padding: 0.175rem;
    }

    #wrapper {
        max-width: calc(100vw - 0.35rem);
        border-radius: 3px;
    }

    .image-section {
        display: none; /* Hide image on small mobile devices too */
    }

    .content-section {
        padding: 1.5rem 0.7rem; /* Better padding for small screens */
        justify-content: center;
    }

    .floating-card {
        padding: 1.5rem 1rem;
        max-width: 100%;
        width: 100%;
        margin: 0; /* Remove any margins */
        box-shadow: 0 4px 15px rgba(57, 54, 56, 0.1);
    }

    header h1 {
        font-size: 1.1rem; /* Larger for better readability */
        letter-spacing: 0.12em;
        margin-bottom: 0.8rem;
    }

    header p {
        font-size: 0.65rem; /* Slightly larger */
        margin-bottom: 1.5rem;
        line-height: 1.7;
    }

    .main-nav {
        gap: 0.7rem;
        margin-bottom: 1.5rem;
    }

    .nav-button {
        padding: 0.8rem 1.2rem; /* Better touch targets */
        font-size: 0.6rem;
        min-height: 44px; /* Minimum touch target for small screens */
    }

    .social-icons {
        gap: 1rem;
    }

    .social-icon {
        width: 3rem;
        height: 3rem;
        font-size: 1.3rem;
    }

    .popup-card {
        padding: 1rem 0.8rem;
        margin: 0.35rem;
        width: calc(100% - 0.7rem);
    }

    .popup-content {
        margin: 0.4rem; /* Add margin for small screens */
    }

    .popup-content h2 {
        font-size: 0.85rem; /* Smaller for small mobile */
    }

    .popup-content h3 {
        font-size: 0.7rem; /* Smaller headings for small mobile */
    }

    .popup-content p {
        font-size: 0.65rem; /* Smaller text for small mobile */
        line-height: 1.4;
    }

    .popup-content li {
        font-size: 0.65rem; /* Smaller list items */
        line-height: 1.4;
    }

    .email-item {
        padding: 1rem;
    }

    .email-description {
        font-size: 0.75rem;
    }
}

/* Custom Scrollbars */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f4f4f4;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: #c5c5c6;
    border-radius: 4px;
    border: 1px solid #f4f4f4;
}

::-webkit-scrollbar-thumb:hover {
    background: #9a9699;
}

::-webkit-scrollbar-button {
    display: none !important;
    width: 0 !important;
    height: 0 !important;
}

::-webkit-scrollbar-button:start:decrement,
::-webkit-scrollbar-button:end:increment {
    display: none !important;
    width: 0 !important;
    height: 0 !important;
}

/* Popup scrollbars */
.popup-card::-webkit-scrollbar {
    width: 6px;
}

.popup-card::-webkit-scrollbar-track {
    background: transparent;
    border-radius: 3px;
}

.popup-card::-webkit-scrollbar-thumb {
    background: #d5d5d5;
    border-radius: 3px;
    border: 2px solid transparent;
    background-clip: content-box;
}

.popup-card::-webkit-scrollbar-thumb:hover {
    background: #b5b5b5;
    background-clip: content-box;
}

/* Firefox scrollbars */
* {
    scrollbar-width: thin;
    scrollbar-color: #c5c5c6 #f4f4f4;
}

.popup-card {
    scrollbar-width: thin;
    scrollbar-color: #d5d5d5 #f9f9f9;
}

/* Additional animations and effects */
@keyframes popupSlideOut {
    to {
        opacity: 0;
        transform: translateY(-30px) scale(0.95);
    }
}

/* Ripple effect for buttons */
.ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    pointer-events: none;
    animation: rippleEffect 0.6s ease-out;
}

@keyframes rippleEffect {
    to {
        transform: scale(2);
        opacity: 0;
    }
}

/* Enhanced floating animation with more bounce */
.float {
    animation: floating 3s ease-in-out infinite;
}

@keyframes floating {
    0%, 100% { transform: translateY(0); }
    25% { transform: translateY(-8px); }
    50% { transform: translateY(-12px); }
    75% { transform: translateY(-8px); }
}



/* Scroll progress bar */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: linear-gradient(90deg, #393638, #6a6a6a);
    z-index: 10000;
    transition: width 0.3s ease;
}

/* Loading screen - brought back */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #f4f4f4;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10001;
    transition: opacity 0.5s ease;
}

.loader {
    text-align: center;
    max-width: 300px;
    width: 90%;
}

.loader-text {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    color: #393638;
    margin-bottom: 2rem;
    animation: pulse 2s ease-in-out infinite;
}

.loader-bar {
    width: 100%;
    height: 3px;
    background: rgba(57, 54, 56, 0.1);
    border-radius: 3px;
    overflow: hidden;
}

.loader-progress {
    height: 100%;
    background: linear-gradient(90deg, #393638, #6a6a6a);
    border-radius: 3px;
    transition: width 0.3s ease;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* Enhanced scroll animations */
.animate-in {
    opacity: 1 !important;
    transform: translateY(0) !important;
}

/* Smooth transitions for all interactive elements */
a, button, .nav-button, .social-icon, .action-btn, .contact-link, .fancy-item {
    will-change: transform;
    backface-visibility: hidden;
}

/* Performance optimizations */
#wrapper, .floating-card, .popup-card {
    transform: translateZ(0);
    will-change: auto;
}

/* Disable complex animations on low-end devices */
@media (max-width: 1024px) and (max-height: 768px) {
    .float {
        animation: none !important;
    }
    
    .profile-image {
        transform: scale(1) !important;
    }
}

/* Ultra-light mode for very low-end devices */
@media (max-width: 480px) {
    /* Disable complex animations but keep essential page load animations */
    .float, .fancy-item, .social-icon {
        animation: none !important;
    }
    
    /* Simplify transitions for performance */
    .nav-button, .social-icon, .action-btn, .floating-card, #wrapper {
        transition: background-color 0.2s ease, color 0.2s ease, transform 0.2s ease !important;
    }
}

/* Reduced motion for accessibility */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .scroll-progress, .loading-screen, .float {
        display: none !important;
    }
}

/* Simplified animations for mobile and better performance */
@media (max-width: 768px) {
    /* Keep loading screen and cursor trail, disable only floating */
    .float {
        animation: none;
    }
    
    /* Disable hover effects on mobile */
    #wrapper:hover {
        transform: none;
        box-shadow: 0 14px 28px rgba(57, 54, 56, 0.15);
    }
    
    .floating-card:hover {
        transform: none;
        box-shadow: 0 14px 42px rgba(57, 54, 56, 0.15);
    }
    
    .nav-button:hover {
        transform: none;
    }
    
    .social-icon:hover {
        transform: none;
    }
    
    /* Disable parallax and complex effects */
    .profile-image {
        transform: scale(1) !important;
    }
}

/* Focus styles for accessibility */
.nav-button:focus,
.social-icon:focus,
.action-btn:focus,
.contact-link:focus,
.close-btn:focus {
    outline: 2px solid #393638;
    outline-offset: 2px;
}

/* Footer */
.copyright {
    margin-top: 1.4rem;
    text-align: center;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease-out 2.4s forwards;
}

.copyright p {
    font-family: 'Raleway', sans-serif;
    font-size: 0.85rem;
    color: #9a9699;
    font-weight: 300;
}

.copyright a {
    color: #9a9699;
    text-decoration: underline;
    transition: color 0.3s ease;
}

.copyright a:hover {
    color: #6a6a6a;
}

@media (max-width: 768px) {
    .copyright {
        margin-top: 0.7rem;
    }

    .copyright p {
        font-size: 0.7rem;
    }
}

/* Custom cursor styles with proper CSS syntax */
.cursor {
    pointer-events: none;
}

.cursor__ball {
    position: fixed;
    top: 0;
    left: 0;
    mix-blend-mode: difference;
    z-index: 10001;
    /* Prevent cursor from causing overflow */
    max-width: 100vw;
    max-height: 100vh;
    overflow: hidden;
}

.cursor__ball circle {
    fill: #393638;
}

/* Prevent horizontal and vertical overflow caused by animations and effects */
body {
    overflow: hidden;
}

html {
    overflow: hidden;
}