/* Custom CSS Styles */

/* === Enhanced Text Styles === */
.enhanced-text {
    position: relative;
    display: inline-block;
}

.enhanced-text-wrapper {
    display: inline-block;
    position: relative;
    letter-spacing: 0.02em;
}

.enhanced-text-main {
    position: relative;
    z-index: 3;
    font-weight: bold;
}

.enhanced-text-glow {
    position: absolute;
    left: 0;
    top: 0;
    z-index: 1;
    opacity: 0.6;
    filter: blur(8px);
    pointer-events: none;
}

.enhanced-text-shadow {
    position: absolute;
    left: 2px;
    top: 2px;
    z-index: 0;
    opacity: 0.5;
    pointer-events: none;
}

.enhanced-text-accent {
    position: absolute;
    left: -1px;
    top: -1px;
    z-index: 2;
    opacity: 0.9;
    pointer-events: none;
}

/* Section titles with enhanced text */
.section-title.particle-text .enhanced-text-wrapper {
    display: inline-block;
    padding: 0.1em 0.4em;
    position: relative;
}

.section-title.particle-text .enhanced-text-main {
    font-size: 2.5rem;
    font-weight: 700;
}

@media (min-width: 768px) {
    .section-title.particle-text .enhanced-text-main {
        font-size: 3rem;
    }
}

/* === Performance Optimizations === */
.reduced-animations * {
    animation-duration: 0.5s !important;
    transition-duration: 0.3s !important;
}

.reduced-animations .particle-effect,
.reduced-animations .floating-elements {
    display: none !important;
}

/* Use hardware acceleration for animations */
.animate-gpu {
    transform: translateZ(0);
    will-change: transform;
}

/* === Base Styles === */
:root {
    --color-dark-bg: #0F1218;
    --color-dark-card: #1A1F2B;
    --color-dark-border: #2A2F3B;
    --color-neon: #39FF14;
    --color-purple: #7B4DFF;
    --color-pink: #FF00FF;
    --color-teal: #00F5FF;
    --color-text: #FFFFFF;
    --color-text-secondary: #CCCCCC;
}

html {
    scroll-behavior: smooth;
}

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

/* Theme transition */
.theme-transition {
    transition: background-color 0.8s ease, color 0.8s ease;
}

/* Light theme overrides */
body.light-theme {
    --color-dark-bg: #F7F9FC;
    --color-dark-card: #FFFFFF;
    --color-dark-border: #E1E4E8;
    --color-text: #1A202C;
    --color-text-secondary: #4A5568;
}

body.light-theme .nav-link,
body.light-theme .mobile-nav-link {
    color: var(--color-text);
}

body.light-theme .section-title {
    background-image: linear-gradient(45deg, #1A202C, var(--color-purple));
}

body.light-theme .tech-card {
    background-color: #F0F4F8 !important;
    border-color: #E1E4E8 !important;
}

body.light-theme .project-card,
body.light-theme .demo-card,
body.light-theme .about-detail,
body.light-theme .timeline-content,
body.light-theme #chatbot-container,
body.light-theme #skill-details {
    background-color: var(--color-dark-card);
    border-color: var(--color-dark-border);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

body.light-theme .project-content h3,
body.light-theme .timeline-content h3,
body.light-theme .contact-item h4 {
    color: var(--color-text);
}

body.light-theme .project-content p,
body.light-theme .timeline-content p,
body.light-theme .timeline-highlights li,
body.light-theme .contact-item p {
    color: var(--color-text-secondary);
}

body.light-theme .form-group input,
body.light-theme .form-group textarea {
    background-color: #F0F4F8;
    border-color: var(--color-dark-border);
    color: var(--color-text);
}

body.light-theme .form-group label {
    color: var(--color-text);
}

body.light-theme #navbar.scrolled {
    background-color: rgba(247, 249, 252, 0.8);
    backdrop-filter: blur(10px);
}

body.light-theme .social-icon {
    background-color: #F0F4F8;
    color: var(--color-text);
}

body.light-theme .social-icon:hover {
    background-color: var(--color-purple);
    color: white;
}

body.light-theme #theme-toggle {
    background-color: #F0F4F8;
    color: var(--color-text);
}

body.light-theme #theme-toggle:hover {
    background-color: var(--color-dark-border);
}

/* === Section Styling === */
.section-heading {
    text-align: center;
    margin-bottom: 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 120px;
    padding: 1rem 0;
}

.section-subtitle {
    display: inline-block;
    width: auto;
    min-width: fit-content;
    max-width: 90%;
    color: var(--color-neon);
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 600;
    margin: 0 auto 1.25rem;
    background: rgba(57, 255, 20, 0.1);
    padding: 0.25rem 1rem;
    border-radius: 20px;
    text-align: center;
}

@media (min-width: 768px) {
    .section-subtitle {
        max-width: 60%;
    }
}

@media (min-width: 1024px) {
    .section-subtitle {
        max-width: 40%;
    }
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    background-image: linear-gradient(45deg, #fff, var(--color-purple));
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    position: relative;
    display: block;
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    padding: 0 1rem;
}

@media (max-width: 768px) {
    .section-heading {
        min-height: 100px;
    }

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

@media (max-width: 480px) {
    .section-heading {
        min-height: 80px;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .section-subtitle {
        font-size: 0.9rem;
    }
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-neon), var(--color-purple));
    border-radius: 2px;
}

/* === Button Styles === */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    background: linear-gradient(90deg, var(--color-neon), var(--color-teal));
    color: var(--color-dark-bg);
    font-weight: 600;
    border-radius: 8px;
    transition: all 0.3s ease;
    text-decoration: none;
    font-size: 1rem;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: linear-gradient(90deg, var(--color-purple), var(--color-pink));
    transition: all 0.3s ease;
    z-index: -1;
}

.btn-primary:hover {
    color: white;
}

.btn-primary:hover::before {
    width: 100%;
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    background: transparent;
    color: white;
    font-weight: 600;
    border-radius: 8px;
    transition: all 0.3s ease;
    text-decoration: none;
    font-size: 1rem;
    position: relative;
    border: 2px solid var(--color-purple);
}

.btn-secondary:hover {
    background: var(--color-purple);
    color: white;
}

/* === Navigation === */
#navbar {
    transition: all 0.3s ease;
}

#navbar.scrolled {
    background-color: rgba(15, 18, 24, 0.8);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.nav-link, .mobile-nav-link {
    position: relative;
    font-weight: 500;
}

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

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

.mobile-nav-link {
    display: block;
    padding: 0.5rem 0;
    transition: all 0.3s ease;
}

.mobile-nav-link:hover {
    color: var(--color-neon);
    transform: translateX(5px);
}

/* === Hero Section === */
.dynamic-text {
    background: linear-gradient(90deg, var(--color-purple), var(--color-pink));
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    animation: gradient-shift 8s infinite;
}

@keyframes gradient-shift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* === About Section === */
.about-detail {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    background-color: var(--color-dark-card);
    padding: 1rem;
    border-radius: 8px;
    transition: transform 0.3s ease;
}

.about-detail:hover {
    transform: translateY(-5px);
}

.about-detail i {
    font-size: 1.5rem;
    margin-top: 0.25rem;
}

.about-detail h4 {
    font-size: 1rem;
    font-weight: 600;
    color: #ccc;
    margin-bottom: 0.25rem;
}

.about-detail p {
    font-size: 1rem;
    color: white;
}

/* === Skills Section === */
.skill-bar {
    position: relative;
}

.tech-card {
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
    background-color: var(--color-dark-bg) !important;
    border: 1px solid var(--color-dark-border) !important;
    border-radius: 8px !important;
    padding: 0.75rem 1rem !important;
    margin-bottom: 0.5rem !important;
    transition: all 0.3s ease !important;
    opacity: 1 !important;
    visibility: visible !important;
    position: relative !important;
    z-index: 1 !important;
}

@media (max-width: 768px) {
    .flex-col.md\\:flex-row {
        display: grid !important;
        grid-template-columns: 1fr !important;
        gap: 2rem !important;
    }
    
    .flex-1 {
        width: 100% !important;
        margin-bottom: 2.5rem !important;
    }
    
    .tech-card {
        width: 100% !important;
    }

    .flex-1 h4 {
        font-size: 1.5rem !important;
        margin-bottom: 1.25rem !important;
        padding-top: 1rem !important;
        border-top: 1px solid var(--color-dark-border) !important;
    }

    .flex-1:first-child h4 {
        border-top: none !important;
        padding-top: 0 !important;
    }

    #hero-canvas {
        display: none !important;
    }
}

.tech-card:hover {
    transform: translateX(5px) !important;
    box-shadow: 0 5px 15px rgba(123, 77, 255, 0.3) !important;
    border-color: var(--color-purple) !important;
}

.tech-card i {
    font-size: 1.25rem !important;
    margin-right: 1rem !important;
    display: inline-block !important;
}

.tech-card span {
    font-weight: 600 !important;
    display: inline-block !important;
}

/* === Projects Section === */
.project-card {
    background-color: var(--color-dark-card);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
    border: 1px solid var(--color-dark-border);
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(57, 255, 20, 0.1);
    border-color: var(--color-neon);
}

.project-thumb {
    position: relative;
    overflow: hidden;
    border-bottom: 1px solid var(--color-dark-border);
}

.project-3d-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.project-content {
    padding: 1.5rem;
}

.project-content h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: white;
}

.project-content p {
    color: #ccc;
    margin-bottom: 1rem;
    font-size: 0.95rem;
    line-height: 1.6;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.25rem;
}

.project-tech span {
    background-color: rgba(57, 255, 20, 0.1);
    color: var(--color-neon);
    font-size: 0.75rem;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-weight: 600;
}

.project-links {
    display: flex;
    justify-content: space-between;
}

.project-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #ccc;
    font-size: 0.875rem;
    font-weight: 600;
    transition: color 0.3s ease;
}

.project-link:hover {
    color: var(--color-purple);
}

/* === Experience Section === */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: calc(20% + 8px);
    width: 2px;
    height: 100%;
    background: linear-gradient(to bottom, var(--color-neon), var(--color-purple), var(--color-pink));
}

.timeline-item {
    position: relative;
    padding-bottom: 3rem;
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-dot {
    position: absolute;
    left: 20%;
    top: 0;
    width: 20px;
    height: 20px;
    background-color: var(--color-neon);
    border-radius: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.timeline-item:nth-child(2) .timeline-dot {
    background-color: var(--color-purple);
}

.timeline-item:nth-child(3) .timeline-dot {
    background-color: var(--color-pink);
}

.timeline-date {
    position: absolute;
    left: 0;
    top: 0;
    width: 20%;
    font-weight: 600;
    color: var(--color-neon);
}

.timeline-item:nth-child(2) .timeline-date {
    color: var(--color-purple);
}

.timeline-item:nth-child(3) .timeline-date {
    color: var(--color-pink);
}

.timeline-content {
    margin-left: calc(20% + 2rem);
    background-color: var(--color-dark-card);
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 4px solid var(--color-neon);
}

.timeline-item:nth-child(2) .timeline-content {
    border-left-color: var(--color-purple);
}

.timeline-item:nth-child(3) .timeline-content {
    border-left-color: var(--color-pink);
}

.timeline-content h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
    color: white;
}

.timeline-content h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-neon);
    margin-bottom: 1rem;
}

.timeline-item:nth-child(2) .timeline-content h4 {
    color: var(--color-purple);
}

.timeline-item:nth-child(3) .timeline-content h4 {
    color: var(--color-pink);
}

.timeline-content p {
    margin-bottom: 1rem;
    color: #ccc;
}

.timeline-highlights {
    list-style-type: none;
    padding-left: 0;
}

.timeline-highlights li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.5rem;
    color: #aaa;
}

.timeline-highlights li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.5rem;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--color-neon);
}

.timeline-item:nth-child(2) .timeline-highlights li::before {
    background-color: var(--color-purple);
}

.timeline-item:nth-child(3) .timeline-highlights li::before {
    background-color: var(--color-pink);
}

/* === Contact Section === */
.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
}

.contact-item i {
    font-size: 1.5rem;
    margin-top: 0.25rem;
}

.contact-item h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: white;
}

.contact-item p {
    color: #ccc;
}

.social-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: var(--color-dark-card);
    border-radius: 50%;
    color: white;
    transition: all 0.3s ease;
}

.social-icon:hover {
    transform: translateY(-5px);
    background-color: var(--color-purple);
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #ccc;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    background-color: var(--color-dark-bg);
    border: 1px solid var(--color-dark-border);
    color: white;
    border-radius: 8px;
    font-family: inherit;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-purple);
    box-shadow: 0 0 0 3px rgba(123, 77, 255, 0.1);
}

/* === Decorative Patterns === */
.neural-network-pattern {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='100' height='100' viewBox='0 0 100 100'%3E%3Cg fill='%237B4DFF' fill-opacity='0.1'%3E%3Ccircle cx='50' cy='50' r='3'/%3E%3Ccircle cx='20' cy='20' r='3'/%3E%3Ccircle cx='80' cy='20' r='3'/%3E%3Ccircle cx='20' cy='80' r='3'/%3E%3Ccircle cx='80' cy='80' r='3'/%3E%3Cline x1='50' y1='50' x2='20' y2='20' stroke='%237B4DFF' stroke-width='0.5'/%3E%3Cline x1='50' y1='50' x2='80' y2='20' stroke='%237B4DFF' stroke-width='0.5'/%3E%3Cline x1='50' y1='50' x2='20' y2='80' stroke='%237B4DFF' stroke-width='0.5'/%3E%3Cline x1='50' y1='50' x2='80' y2='80' stroke='%237B4DFF' stroke-width='0.5'/%3E%3C/g%3E%3C/svg%3E");
    height: 100%;
    opacity: 0.1;
}

.circuit-board-pattern {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200' viewBox='0 0 100 100'%3E%3Cg fill='%2339FF14' fill-opacity='0.2'%3E%3Cpath d='M0 0h100v100H0z'/%3E%3Cpath fill='%23000' d='M0 0h50v50H0zM50 50h50v50H50z'/%3E%3C/g%3E%3C/svg%3E");
    height: 100%;
    opacity: 0.05;
}

.data-flow-pattern {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='40' height='40' viewBox='0 0 40 40'%3E%3Cg fill='%2300F5FF' fill-opacity='0.2'%3E%3Cpath d='M0 38.59l2.83-2.83 1.41 1.41L1.41 40H0v-1.41zM0 20.83l20.83-20.83 6.36 6.36L6.36 27.19 0 20.83zm0 18.34L18.34 20.83l1.41 1.41L0 41.41v-2.24zm25.19-19.76L33.96 11 31.55 8.59 37.91 2.24 36.5.83 30.14 7.19 27.73 4.78 36.5 0h2.24l-8.77 8.77 4.24 4.24L40 7.19V9.4l-9.66 9.66-5.15-5.66zm-1.41.71L6.36 38.5 4.95 37.09 23.78 18.26l4.24 1.41-4.24.01zm-4.24 7.07L1.41 40H0v-1.41l18.14-18.13 1.41 1.41-1.42 1.42z'/%3E%3C/g%3E%3C/svg%3E");
    height: 100%;
    opacity: 0.1;
}

/* === Loading Screen === */
#loading-screen {
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

#loading-screen.fade-out {
    opacity: 0;
    visibility: hidden;
}

/* === Audio Controls === */
#audio-controls {
    position: fixed;
    bottom: 4rem;
    right: 4;
    z-index: 60;
    background-color: var(--color-dark-card);
    padding: 0.75rem;
    border-radius: 9999px;
    box-shadow: 0 10px 15px -3px rgba(123, 77, 255, 0.1);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

#audio-controls:hover {
    transform: scale(1.05);
}

#volume-slider {
    -webkit-appearance: none;
    appearance: none;
    height: 4px;
    border-radius: 2px;
    background: var(--color-dark-border);
    outline: none;
}

#volume-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--color-neon);
    cursor: pointer;
}

/* === Responsive Adjustments === */
@media (max-width: 768px) {
    .section-title {
        font-size: 2rem;
    }

    .timeline::before {
        left: 20px;
    }

    .timeline-dot {
        left: 20px;
    }

    .timeline-date {
        position: relative;
        width: 100%;
        margin-bottom: 1rem;
        padding-left: 40px;
    }

    .timeline-content {
        margin-left: 0;
    }
    
    /* Project card optimizations */
    .project-card {
        margin-bottom: 2rem;
    }

    .project-content {
        padding: 1.25rem;
    }

    /* Skills section optimizations */
    .tech-card {
        padding: 0.625rem 0.875rem !important;
    }
    
    /* Text size optimizations */
    .project-content h3 {
        font-size: 1.125rem;
    }
    
    .project-content p {
        font-size: 0.875rem;
    }
}

/* Tablet view optimizations */
@media (min-width: 769px) and (max-width: 1024px) {
    .tech-card {
        padding: 0.75rem 1rem !important;
    }
    
    .project-card {
        margin-bottom: 1.5rem;
    }
}

/* Extra small screens */
@media (max-width: 360px) {
    .project-tech {
        flex-wrap: wrap;
        gap: 0.25rem;
    }
    
    .section-heading {
        min-height: 70px;
        padding: 0.75rem 0;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .about-detail {
        padding: 0.75rem;
    }

    .timeline-content {
        padding: 1rem;
    }

    .contact-item {
        gap: 1rem;
    }
    
    .project-tech span {
        font-size: 0.7rem;
        padding: 0.2rem 0.5rem;
    }
    
    .btn-primary, .btn-secondary {
        padding: 0.5rem 1rem;
        font-size: 0.875rem;
    }
}

@media (max-width: 480px) {
    .section-title {
        font-size: 1.75rem;
    }

    .btn-primary, .btn-secondary {
        padding: 0.6rem 1.2rem;
        font-size: 0.9rem;
    }
}

/* === Theme Switcher === */
#theme-toggle {
    width: 40px;
    height: 40px;
    color: var(--color-neon);
    transition: all 0.3s ease;
}

#theme-toggle:hover {
    transform: rotate(30deg);
    color: var(--color-purple);
}

/* === Custom Cursor === */
.custom-cursor {
    cursor: none;
}

.cursor-dot {
    position: fixed;
    width: 8px;
    height: 8px;
    background-color: var(--color-neon);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
    transition: width 0.3s, height 0.3s, background-color 0.3s;
}

.cursor-circle {
    position: fixed;
    width: 40px;
    height: 40px;
    border: 2px solid var(--color-purple);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9998;
    transform: translate(-50%, -50%);
    transition: width 0.3s, height 0.3s, border-color 0.3s, transform 0.3s;
}

.cursor-trail {
    position: fixed;
    top: 0;
    left: 0;
    pointer-events: none;
    z-index: 9997;
}

.cursor-dot.cursor-hover {
    width: 12px;
    height: 12px;
    background-color: var(--color-purple);
}

.cursor-circle.cursor-hover {
    width: 60px;
    height: 60px;
    border-color: var(--color-pink);
    transform: translate(-50%, -50%) scale(0.8);
}

/* === Chatbot Assistant === */
#chatbot-toggle {
    width: 40px;
    height: 40px;
    transition: all 0.3s ease;
}

#chatbot-toggle:hover {
    transform: scale(1.1);
}

#chatbot-container {
    transform: scale(0);
}

#chatbot-messages {
    scrollbar-width: thin;
    scrollbar-color: var(--color-dark-border) var(--color-dark-bg);
}

#chatbot-messages::-webkit-scrollbar {
    width: 6px;
}

#chatbot-messages::-webkit-scrollbar-track {
    background: var(--color-dark-bg);
}

#chatbot-messages::-webkit-scrollbar-thumb {
    background-color: var(--color-dark-border);
    border-radius: 3px;
}

.typing-indicator {
    opacity: 0.7;
}

/* === ML Demos === */
.demo-card {
    background-color: var(--color-dark-card);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
    border: 1px solid var(--color-dark-border);
}

.demo-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(123, 77, 255, 0.1);
    border-color: var(--color-purple);
}

/* === Skill Tree === */
#skill-tree-container {
    width: 100%;
    height: 500px;
    position: relative;
}

#skill-details {
    background-color: var(--color-dark-card);
    border-radius: 8px;
    padding: 1.5rem;
    transition: all 0.5s ease;
}

/* === Particle Text Effects === */
.particle-text {
    position: relative;
    cursor: pointer;
    z-index: 1;
}

/* === Progress Web Indicators === */
.progress-indicator {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    background-color: var(--color-neon);
    z-index: 9999;
    transition: width 0.3s ease;
}

/* === 3D Model Controls === */
.model-controls {
    position: absolute;
    bottom: 10px;
    right: 10px;
    display: flex;
    gap: 0.5rem;
    z-index: 10;
}

.model-control-btn {
    width: 30px;
    height: 30px;
    background-color: rgba(26, 31, 43, 0.7);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
}

.model-control-btn:hover {
    background-color: var(--color-purple);
    transform: scale(1.1);
}

/* === Interactive Elements Animation === */
.interactive-hover {
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.interactive-hover::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(123, 77, 255, 0.2),
        transparent
    );
    transition: all 0.5s ease;
}

.interactive-hover:hover::after {
    left: 100%;
}

/* Profile image container styling for better display */
.about-image-container img {
    object-fit: contain !important;
    max-height: 100% !important;
    width: auto !important;
    max-width: 100% !important;
    margin: 0 auto !important;
    display: block !important;
}

@media (max-width: 768px) {
    .about-image-container img {
        max-height: 400px !important;
    }
}