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

body {
    font-family: 'Exo 2', sans-serif;
    overflow-x: hidden;
}

.hero {
    position: relative;
    width: 100%;
    height: 100vh;
    background: #000000;
    overflow: hidden;
}

/* Header Styles */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.8rem 5%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    position: relative;
}

.logo {
    height: 38px;
    width: auto;
    filter: drop-shadow(0 0 10px rgba(255, 255, 255, 0.3));
}

.brand-name {
    font-family: 'Audiowide', sans-serif;
    font-size: 1.4rem;
    font-weight: 400;
    color: white;
    letter-spacing: 6px;
    text-transform: uppercase;
}

.nav {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    font-family: 'Share Tech Mono', monospace;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 400;
    letter-spacing: 2px;
    text-transform: uppercase;
    position: relative;
    transition: all 0.3s ease;
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, white, transparent);
    transition: width 0.3s ease;
}

.nav-link:hover {
    color: white;
}

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

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 25px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 101;
}

.mobile-menu-btn span {
    width: 100%;
    height: 2px;
    background: white;
    transition: all 0.3s ease;
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(8px, -8px);
}

/* Mobile Navigation */
.mobile-nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 70%;
    max-width: 300px;
    height: 100vh;
    background: rgba(0, 0, 0, 0.98);
    backdrop-filter: blur(10px);
    z-index: 99;
    padding-top: 80px;
    transition: right 0.4s ease;
    border-left: 1px solid rgba(255, 255, 255, 0.1);
}

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

.mobile-nav-link {
    display: block;
    font-family: 'Share Tech Mono', monospace;
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    font-size: 1rem;
    font-weight: 400;
    letter-spacing: 2px;
    text-transform: uppercase;
    padding: 1.2rem 2rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: all 0.3s ease;
}

.mobile-nav-link:hover {
    background: rgba(255, 255, 255, 0.05);
    color: white;
    padding-left: 2.5rem;
}

/* Hero Content */
.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    color: white;
    padding-top: 8rem;
    padding-left: 5%;
    padding-right: 5%;
    max-width: 1200px;
    margin: 0 auto;
}

.hero-title {
    font-family: 'Audiowide', sans-serif;
    font-size: 5rem;
    font-weight: 400;
    margin-bottom: 1.5rem;
    color: white;
    text-shadow: 0 4px 20px rgba(255, 255, 255, 0.3);
    letter-spacing: 8px;
    animation: fadeInUp 1s ease-out;
}

.hero-subtitle {
    font-family: 'Audiowide', sans-serif;
    font-size: 2.2rem;
    font-weight: 300;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.9);
    letter-spacing: 4px;
    text-shadow: 0 0 20px rgba(0, 255, 255, 0.4);
    animation: fadeInUp 1s ease-out 0.2s backwards;
}

.hero-description {
    font-family: 'Exo 2', sans-serif;
    font-size: 1.2rem;
    font-weight: 400;
    margin-bottom: 2.5rem;
    color: rgba(255, 255, 255, 0.85);
    letter-spacing: 1.5px;
    animation: fadeInUp 1s ease-out 0.4s backwards;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    animation: fadeInUp 1s ease-out 0.6s backwards;
}

.btn-primary,
.btn-secondary {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
    font-weight: 600;
    border: none;
    border-radius: 30px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary {
    background: white;
    color: #667eea;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.3);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: white;
    color: #667eea;
    transform: translateY(-3px);
}

/* Video Container */
.video-container {
    margin-top: 3rem;
    width: 100%;
    max-width: 900px;
    height: 500px;
    margin-left: auto;
    margin-right: auto;
    border-radius: 20px;
    overflow: hidden;
    position: relative;
    animation: videoEntry 1.5s ease-out 0.5s backwards;
}

.video-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
    pointer-events: none;
    box-shadow: inset 0 0 100px 50px rgba(0, 0, 0, 0.8);
    border-radius: 20px;
}

.hero-video {
    width: 80%;
    height: 80%;
    object-fit: cover;
}

/* Gradient Overlay */
.gradient-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 40%;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.3), transparent);
    z-index: 1;
    pointer-events: none;
}

/* Home Footer */
.home-footer {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    width: 100%;
    background: #000000;
    padding: 25px 20px 15px;
    z-index: 2;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

/* Footer Navigation */
.footer-nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
    width: 100%;
}

.footer-link {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    transition: all 0.3s ease;
    position: relative;
    padding: 5px 0;
}

.footer-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #00ffff, #00ccff);
    transform: translateX(-50%);
    transition: width 0.3s ease;
}

.footer-link:hover {
    color: #00ffff;
}

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

/* Footer Social Media */
.footer-social {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.social-link {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 20px;
    color: #ffffff;
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    transition: all 0.3s ease;
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.2);
}

.social-link i {
    font-size: 16px;
    color: #ffffff;
}

.social-link:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: #ffffff;
    box-shadow: 0 0 30px rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
    color: #ffffff;
}

/* Footer Copyright */
.footer-copyright {
    text-align: center;
    padding-top: 15px;
    width: 100%;
}

.footer-copyright p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 12px;
    margin: 3px 0;
    letter-spacing: 0.5px;
}

.footer-tagline {
    font-style: italic;
    color: rgba(0, 255, 255, 0.6) !important;
}

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

@keyframes videoEntry {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Features Section */
.features-section {
    background: linear-gradient(to bottom, #000000, #0a0a0a);
    padding: 5rem 5% 6rem;
    min-height: 100vh;
    position: relative;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding-top: 20px;
}

/* Promotional Video */
.promo-video-container {
    width: 100%;
    max-width: 700px;
    margin: 0;
    border-radius: 0;
    overflow: hidden;
    position: relative;
    box-shadow: 0 0 30px rgba(255, 255, 255, 0.2);
    border: 2px solid white;
}

.promo-video-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
    pointer-events: none;
    box-shadow: inset 0 0 80px 30px rgba(0, 0, 0, 0.6);
    border-radius: 20px;
}

.promo-video {
    width: 100%;
    height: auto;
    display: block;
}

/* Robot Interface */
.robot-interface {
    position: relative;
    padding: 5rem;
    background: transparent;
    overflow: hidden;
}

/* Interface Header */
.interface-header {
    text-align: center;
    margin-bottom: 4rem;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}

.interface-title {
    font-family: 'Audiowide', sans-serif;
    font-size: 2.5rem;
    color: white;
    letter-spacing: 8px;
    margin-bottom: 1rem;
    text-shadow: 0 0 20px rgba(255, 255, 255, 0.5);
}

.data-stream {
    margin-top: 1rem;
}

.stream-text {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.4);
    letter-spacing: 2px;
    animation: dataFlow 2s linear infinite;
}

@keyframes dataFlow {
    0%, 100% {
        opacity: 0.4;
    }
    50% {
        opacity: 0.8;
    }
}

/* Hexagon Grid Layout */
.hexagon-grid {
    position: relative;
    width: 720px;
    height: 720px;
    margin: 0 auto -6rem;
}

.hex-item {
    position: absolute;
    cursor: pointer;
    transition: all 0.3s ease;
}

.hex-item:hover {
    z-index: 10;
}

.hex-center {
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
}

.hex-center:hover {
    transform: translate(-50%, -50%) scale(1.05);
}

.hex-top {
    left: calc(50% - 80px);
    top: 40px;
}

.hex-top:hover {
    transform: scale(1.05);
}

.hex-top-right {
    right: 86px;
    top: 149px;
}

.hex-top-right:hover {
    transform: scale(1.05);
}

.hex-bottom-right {
    right: 86px;
    bottom: 149px;
}

.hex-bottom-right:hover {
    transform: scale(1.05);
}

.hex-bottom {
    left: calc(50% - 80px);
    bottom: 40px;
}

.hex-bottom:hover {
    transform: scale(1.05);
}

.hex-bottom-left {
    left: 86px;
    bottom: 149px;
}

.hex-bottom-left:hover {
    transform: scale(1.05);
}

.hex-top-left {
    left: 86px;
    top: 149px;
}

.hex-top-left:hover {
    transform: scale(1.05);
}

/* Hexagon Shape */
.hexagon {
    width: 160px;
    height: 160px;
    position: relative;
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
    background: rgba(255, 255, 255, 0.9);
    transition: all 0.4s ease;
}

.hexagon::before {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    right: 2px;
    bottom: 2px;
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.85), rgba(0, 0, 0, 0.95));
    z-index: 0;
}

.hex-center .hexagon {
    width: 240px;
    height: 240px;
}

.hexagon:hover {
    background: rgba(255, 255, 255, 1);
}

.hexagon:hover::before {
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.75), rgba(0, 0, 0, 0.9));
}

.hex-border {
    display: none;
}

@keyframes hexPulse {
    0%, 100% {
        opacity: 0.5;
    }
    50% {
        opacity: 1;
    }
}

/* Hexagon Content */
.hex-content {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 1rem;
    z-index: 10;
}

.hex-logo {
    width: 96px;
    height: 96px;
    margin-bottom: 0.6rem;
    filter: drop-shadow(0 0 20px rgba(255, 255, 255, 0.6));
}

.hex-icon {
    font-size: 4.5rem;
    margin-bottom: 0.8rem;
    color: white;
    filter: drop-shadow(0 0 20px rgba(255, 255, 255, 0.6));
}

.hex-icon-small {
    font-size: 2.8rem;
    margin-bottom: 0.4rem;
    color: white;
    filter: drop-shadow(0 0 15px rgba(255, 255, 255, 0.5));
}

.hex-title {
    font-family: 'Audiowide', sans-serif;
    font-size: 1.05rem;
    color: white;
    letter-spacing: 2px;
    margin-bottom: 0.4rem;
}

.hex-title-small {
    font-family: 'Audiowide', sans-serif;
    font-size: 0.68rem;
    color: white;
    letter-spacing: 1.2px;
    margin-bottom: 0.25rem;
    line-height: 1.2;
}

.hex-desc {
    font-family: 'Exo 2', sans-serif;
    font-size: 0.72rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 0.6rem;
}

.hex-mini {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.56rem;
    color: rgba(255, 255, 255, 0.6);
    letter-spacing: 0.8px;
}

/* Connection Lines */
.connection-lines {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.hex-line {
    stroke: rgba(255, 255, 255, 0.2);
    stroke-width: 1;
    stroke-dasharray: 5, 5;
    animation: linePulse 2s linear infinite;
}

@keyframes linePulse {
    0% {
        stroke-dashoffset: 0;
    }
    100% {
        stroke-dashoffset: 10;
    }
}

/* Feature Modal */
.feature-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(15px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s ease;
}

.feature-modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: rgba(0, 0, 0, 0.9);
    border: 2px solid white;
    border-radius: 0;
    max-width: 800px;
    width: 90%;
    max-height: 85vh;
    overflow: hidden;
    position: relative;
    box-shadow: 0 0 40px rgba(255, 255, 255, 0.3), inset 0 0 60px rgba(255, 255, 255, 0.05);
    transform: translateY(50px);
    transition: all 0.4s ease;
}

.feature-modal.active .modal-content {
    transform: translateY(0);
}

.modal-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent, white, transparent);
    animation: scanModal 2s linear infinite;
}

@keyframes scanModal {
    0% {
        transform: translateY(0);
    }
    100% {
        transform: translateY(500px);
    }
}

.modal-content::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: repeating-linear-gradient(
        0deg,
        rgba(255, 255, 255, 0.03) 0px,
        rgba(255, 255, 255, 0.03) 1px,
        transparent 1px,
        transparent 2px
    );
    pointer-events: none;
    z-index: 1;
}

.modal-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    width: 45px;
    height: 45px;
    background: transparent;
    border: 2px solid white;
    border-radius: 0;
    color: white;
    font-size: 1.8rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    z-index: 10;
    font-weight: 300;
}

.modal-close:hover {
    background: white;
    color: black;
    transform: rotate(90deg);
}

.modal-header {
    display: flex;
    align-items: center;
    gap: 2rem;
    padding: 3rem;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02));
    border-bottom: 2px solid white;
    position: relative;
    z-index: 2;
}

.modal-header::before {
    content: '';
    position: absolute;
    left: 0;
    bottom: -2px;
    width: 60px;
    height: 2px;
    background: white;
    box-shadow: 0 0 10px white;
}

.modal-icon {
    font-size: 4.5rem;
    filter: drop-shadow(0 0 20px rgba(255, 255, 255, 0.8));
    color: white;
    min-width: 80px;
    text-align: center;
}

.modal-title {
    font-family: 'Audiowide', sans-serif;
    font-size: 1.4rem;
    color: white;
    letter-spacing: 3px;
    text-transform: uppercase;
    line-height: 1.4;
    flex: 1;
}

.modal-body {
    font-family: 'Exo 2', sans-serif;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.8;
    padding: 3rem;
    max-height: calc(85vh - 180px);
    overflow-y: auto;
    position: relative;
    z-index: 2;
}

.modal-body::-webkit-scrollbar {
    width: 8px;
}

.modal-body::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
}

.modal-body::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.3);
    border-radius: 4px;
}

.modal-body::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.5);
}

.modal-body p {
    margin-bottom: 1.5rem;
}

.modal-body p:first-child {
    font-size: 1.1rem;
    color: white;
    margin-bottom: 2rem;
    padding-left: 1rem;
    border-left: 3px solid white;
}

.modal-body strong {
    color: white;
    font-weight: 600;
    font-family: 'Share Tech Mono', monospace;
    letter-spacing: 1px;
}

.modal-body ul {
    margin: 2rem 0;
    padding-left: 0;
    list-style: none;
}

.modal-body li {
    margin-bottom: 1.5rem;
    position: relative;
    padding-left: 2rem;
    padding-top: 0.5rem;
    padding-bottom: 0.5rem;
    background: rgba(255, 255, 255, 0.03);
    border-left: 2px solid rgba(255, 255, 255, 0.3);
}

.modal-body li::before {
    content: '▸';
    position: absolute;
    left: 0.8rem;
    color: white;
    font-size: 0.8rem;
}

.modal-body li:hover {
    background: rgba(255, 255, 255, 0.05);
    border-left-color: white;
}

.modal-body li strong {
    color: white;
}

/* Desktop Navigation - Hidden on mobile */
@media (min-width: 769px) {
    .mobile-menu-btn {
        display: none;
    }
    
    .mobile-nav {
        display: none;
    }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-content {
        padding-top: 7rem;
    }

    .hero-title {
        font-size: 3rem;
        letter-spacing: 6px;
    }

    .hero-subtitle {
        font-size: 1.5rem;
        letter-spacing: 3px;
    }

    .video-container {
        height: 400px;
    }
    
    .nav {
        gap: 1.5rem;
    }
    
    .nav-link {
        font-size: 0.8rem;
    }
    
    /* Robot Interface - Tablet */
    .interface-title {
        font-size: 2rem;
        letter-spacing: 6px;
    }
    
    .hexagon-grid {
        width: 600px;
        height: 600px;
    }
    
    .hexagon {
        width: 136px;
        height: 136px;
    }
    
    .hex-center .hexagon {
        width: 200px;
        height: 200px;
    }
    
    .hex-logo {
        width: 80px;
        height: 80px;
    }
    
    .hex-icon-small {
        font-size: 2.4rem;
    }
    
    .hex-title-small {
        font-size: 0.64rem;
    }
    
    .hex-top {
        left: calc(50% - 68px);
        top: 34px;
    }
    
    .hex-bottom {
        left: calc(50% - 68px);
        bottom: 34px;
    }
    
    .hex-top-right {
        top: 124px;
    }
    
    .hex-bottom-right {
        bottom: 124px;
    }
    
    .hex-top-left {
        top: 124px;
    }
    
    .hex-bottom-left {
        bottom: 124px;
    }
    
    .modal-header {
        padding: 2.5rem;
        gap: 1.5rem;
    }
    
    .modal-body {
        padding: 2.5rem;
    }
    
    .modal-title {
        font-size: 1.2rem;
        letter-spacing: 2px;
    }
    
    .modal-icon {
        font-size: 4rem;
    }
    
    /* About Section - Tablet */
    .about-title {
        font-size: 2.5rem;
        letter-spacing: 6px;
    }
    
    .about-subtitle {
        font-size: 1rem;
    }
    
    .about-video-container {
        max-width: 600px;
    }
    
    .about-row {
        gap: 3rem;
        margin-bottom: 4rem;
    }
    
    .about-text-content {
        padding: 1.8rem;
    }
    
    .about-image {
        max-width: 400px;
        transform: rotateX(4deg) translateY(-8px);
    }
    
    .about-image:hover {
        transform: rotateX(6deg) translateY(-12px);
    }
    
    .about-heading {
        font-size: 1.3rem;
    }
    
    .about-text {
        font-size: 1rem;
    }
    
    .about-text-content::after {
        width: 50px;
        height: 50px;
    }
    
    .about-row-reverse .about-text-content::after {
        right: auto;
        left: 1rem;
    }
    
    .about-row-center .about-text-content::after {
        left: 50%;
        right: auto;
        transform: translateX(-50%);
    }
    
    /* Tech Demo - Tablet */
    .tech-demo-title {
        font-size: 2.5rem;
        letter-spacing: 6px;
    }
    
    .model-viewer {
        height: 500px;
    }
    
    .model-controls {
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .header {
        padding: 0.8rem 3%;
    }

    .desktop-nav {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    /* Hide Mechanism link on mobile */
    .mobile-nav-link[data-section="mechanism"],
    .footer-link[data-section="mechanism"] {
        display: none !important;
    }

    .hero-content {
        padding-top: 7rem;
        padding-left: 3%;
        padding-right: 3%;
    }

    .hero-title {
        font-size: 2.5rem;
        letter-spacing: 4px;
    }

    .hero-subtitle {
        font-size: 1.3rem;
        letter-spacing: 2px;
    }

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

    .hero-buttons {
        flex-direction: column;
        gap: 1rem;
    }

    .btn-primary,
    .btn-secondary {
        width: 100%;
        max-width: 300px;
    }

    .video-container {
        height: 300px;
        margin-top: 2rem;
    }
    
    /* Features Section Mobile */
    .features-section {
        padding: 4rem 3%;
    }
    
    .container {
        padding-top: 60px;
    }
    
    .promo-video-container {
        margin-bottom: 3rem;
        border-radius: 15px;
    }
    
    /* Robot Interface - Mobile */
    .robot-interface {
        padding: 2rem 1.5rem;
    }
    
    .interface-title {
        font-size: 1.5rem;
        letter-spacing: 4px;
    }
    
    .hexagon-grid {
        width: 100%;
        max-width: 360px;
        height: 360px;
    }
    
    .hexagon {
        width: 96px;
        height: 96px;
    }
    
    .hex-center .hexagon {
        width: 152px;
        height: 152px;
    }
    
    .hex-logo {
        width: 60px;
        height: 60px;
    }
    
    .hex-icon {
        font-size: 2.4rem;
    }
    
    .hex-icon-small {
        font-size: 1.92rem;
    }
    
    .hex-title {
        font-size: 0.8rem;
    }
    
    .hex-title-small {
        font-size: 0.58rem;
    }
    
    .hex-mini {
        font-size: 0.48rem;
    }
    
    .hex-top {
        left: calc(50% - 48px);
        top: 28px;
    }
    
    .hex-bottom {
        left: calc(50% - 48px);
        bottom: 28px;
    }
    
    .hex-top-right {
        top: 104px;
    }
    
    .hex-bottom-right {
        bottom: 104px;
    }
    
    .hex-top-left {
        top: 104px;
    }
    
    .hex-bottom-left {
        bottom: 104px;
    }
    
    .modal-header {
        padding: 2rem;
        gap: 1.2rem;
    }
    
    .modal-body {
        padding: 2rem;
    }
    
    .modal-title {
        font-size: 1.1rem;
        letter-spacing: 2px;
    }
    
    .modal-icon {
        font-size: 3.5rem;
    }
    
    .modal-body li {
        padding-left: 1.5rem;
        font-size: 0.95rem;
    }
    
    /* About Section - Tablet/Mobile */
    .about-section {
        padding: 80px 3% 60px;
    }
    
    .about-title {
        font-size: 2rem;
        letter-spacing: 4px;
    }
    
    .about-subtitle {
        font-size: 1rem;
        margin-bottom: 3rem;
    }
    
    .about-video-container {
        max-width: 500px;
        margin-bottom: 4rem;
    }
    
    .about-row {
        flex-direction: column !important;
        gap: 2rem;
        margin-bottom: 3rem;
    }
    
    .about-text-content {
        padding: 1.5rem;
        border-left: 3px solid white !important;
        border-right: none !important;
    }
    
    .about-image {
        max-width: 350px;
    }
    
    .about-heading {
        font-size: 1.2rem;
        letter-spacing: 2px;
    }
    
    .about-text {
        font-size: 1rem;
    }
    
    /* Tech Demo - Mobile */
    .tech-demo-section {
        padding: 80px 3% 60px;
    }
    
    .tech-demo-title {
        font-size: 2rem;
        letter-spacing: 4px;
    }
    
    .tech-demo-subtitle {
        font-size: 1rem;
        margin-bottom: 3rem;
    }
    
    .model-viewer {
        height: 400px;
    }
    
    .model-controls {
        flex-direction: column;
        gap: 1.5rem;
        padding: 1rem;
    }
    
    .model-info {
        padding: 1.5rem;
    }
    
    .model-info-title {
        font-size: 1.2rem;
    }
    
    .model-info-text {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .logo {
        height: 35px;
    }

    .brand-name {
        font-size: 1.2rem;
        letter-spacing: 4px;
    }
    
    .hero-content {
        padding-top: 6rem;
    }

    .hero-title {
        font-size: 2rem;
        letter-spacing: 3px;
    }

    .hero-subtitle {
        font-size: 1.1rem;
        letter-spacing: 1.5px;
    }

    .video-container {
        height: 250px;
        margin-top: 1.5rem;
    }
    
    .mobile-nav {
        width: 80%;
    }
    
    .mobile-nav-link {
        font-size: 0.9rem;
        padding: 1rem 1.5rem;
    }
    
    /* Features Section Extra Small Mobile */
    .features-section {
        padding: 3rem 4%;
    }
    
    .promo-video-container {
        margin-bottom: 2rem;
        border-radius: 10px;
    }
    
    /* Robot Interface - Extra Small Mobile */
    .robot-interface {
        padding: 1.5rem 1rem;
    }
    
    .interface-title {
        font-size: 1.2rem;
        letter-spacing: 3px;
    }
    
    .stream-text {
        font-size: 0.65rem;
    }
    
    .hexagon-grid {
        width: 100%;
        max-width: 272px;
        height: 272px;
    }
    
    .hexagon {
        width: 76px;
        height: 76px;
    }
    
    .hex-center .hexagon {
        width: 124px;
        height: 124px;
    }
    
    .hex-logo {
        width: 50px;
        height: 50px;
    }
    
    .hex-icon {
        font-size: 2rem;
    }
    
    .hex-icon-small {
        font-size: 1.52rem;
    }
    
    .hex-title {
        font-size: 0.66rem;
        letter-spacing: 1.2px;
    }
    
    .hex-title-small {
        font-size: 0.5rem;
        letter-spacing: 0.8px;
    }
    
    .hex-desc {
        font-size: 0.58rem;
    }
    
    .hex-mini {
        font-size: 0.42rem;
    }
    
    .hex-top {
        left: calc(50% - 38px);
        top: 24px;
    }
    
    .hex-bottom {
        left: calc(50% - 38px);
        bottom: 24px;
    }
    
    .hex-top-right {
        top: 84px;
    }
    
    .hex-bottom-right {
        bottom: 84px;
    }
    
    .hex-top-left {
        top: 84px;
    }
    
    .hex-bottom-left {
        bottom: 84px;
    }
    
    .modal-header {
        flex-direction: column;
        text-align: center;
        padding: 1.5rem;
        gap: 1rem;
    }
    
    .modal-header::before {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .modal-body {
        font-size: 0.9rem;
        padding: 1.5rem;
    }
    
    .modal-title {
        font-size: 0.95rem;
        letter-spacing: 1.5px;
    }
    
    .modal-icon {
        font-size: 3rem;
    }
    
    .modal-body p:first-child {
        font-size: 1rem;
        padding-left: 0.8rem;
    }
    
    .modal-body li {
        padding-left: 1.2rem;
        font-size: 0.85rem;
        padding-top: 0.4rem;
        padding-bottom: 0.4rem;
    }
    
    .modal-body li::before {
        left: 0.5rem;
    }
}

/* Mechanism Section */
.mechanism-section {
    min-height: 100vh;
    background: linear-gradient(135deg, #000000, #0a0a0a);
    position: relative;
    overflow: hidden;
}

/* About Section */
.about-section {
    min-height: 100vh;
    background: #000000;
    padding: 100px 5% 80px;
    position: relative;
}

.about-container {
    max-width: 1400px;
    margin: 0 auto;
}

.about-title {
    font-family: 'Audiowide', sans-serif;
    font-size: 3rem;
    color: white;
    text-align: center;
    letter-spacing: 8px;
    margin-bottom: 1rem;
    text-shadow: 0 0 30px rgba(255, 255, 255, 0.5);
}

.about-subtitle {
    font-family: 'Exo 2', sans-serif;
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.7);
    text-align: center;
    margin-bottom: 4rem;
    letter-spacing: 2px;
}

.about-video-container {
    width: 100%;
    max-width: 700px;
    margin: 0 auto 5rem;
    overflow: hidden;
    opacity: 0;
    transform: scale(0.95);
    transition: all 0.8s ease;
}

.about-video {
    width: 100%;
    height: auto;
    display: block;
}

.about-content {
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

.about-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 4rem;
    margin-bottom: 5rem;
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
    width: 100%;
}

.about-row-left {
    flex-direction: row;
}

.about-row-reverse {
    flex-direction: row;
}

.about-row-center {
    justify-content: center;
}

.about-row-center .about-text-content {
    max-width: 800px;
    border-left: none;
    text-align: center;
}

.about-row-center .about-text-content::after {
    left: 50%;
    right: auto;
    transform: translateX(-50%);
}

.about-row-center .about-heading {
    text-align: center;
}

.about-row-center .about-text {
    text-align: center;
}

.about-text-content {
    flex: 1;
    min-width: 0;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.03);
    border-left: 3px solid white;
    position: relative;
}

.about-text-content::after {
    content: '';
    position: absolute;
    bottom: 1rem;
    right: 1rem;
    width: 60px;
    height: 60px;
    background-image: url('logo.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.3;
    pointer-events: none;
}

.about-row-reverse .about-text-content {
    border-left: none;
    border-right: 3px solid white;
}

.about-row-reverse .about-text-content::after {
    right: auto;
    left: 1rem;
}

.about-image-content {
    flex: 1;
    min-width: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    perspective: 1000px;
}

.about-image {
    width: 100%;
    height: auto;
    max-width: 500px;
    display: block;
    transform: rotateX(5deg) translateY(-10px);
    transition: all 0.4s ease;
}

.about-image:hover {
    transform: rotateX(8deg) translateY(-15px);
}

.about-heading {
    font-family: 'Audiowide', sans-serif;
    font-size: 1.5rem;
    color: white;
    letter-spacing: 3px;
    margin-bottom: 1rem;
}

.about-text {
    font-family: 'Exo 2', sans-serif;
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.8;
    letter-spacing: 0.5px;
}

/* Tech Demo Section */
.tech-demo-section {
    min-height: 100vh;
    background: #000000;
    padding: 100px 5% 80px;
    position: relative;
}

.tech-demo-container {
    max-width: 1400px;
    margin: 0 auto;
}

.tech-demo-title {
    font-family: 'Audiowide', sans-serif;
    font-size: 3rem;
    color: white;
    text-align: center;
    letter-spacing: 8px;
    margin-bottom: 1rem;
    text-shadow: 0 0 30px rgba(255, 255, 255, 0.5);
}

.tech-demo-subtitle {
    font-family: 'Exo 2', sans-serif;
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.7);
    text-align: center;
    margin-bottom: 4rem;
    letter-spacing: 2px;
}

.model-viewer-container {
    max-width: 1000px;
    margin: 0 auto 3rem;
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.model-viewer {
    width: 100%;
    height: 600px;
    background: rgba(255, 255, 255, 0.02);
    border: 2px solid white;
    border-radius: 0;
}

.model-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: white;
    font-family: 'Exo 2', sans-serif;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top: 3px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 1rem;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.model-controls {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-top: 2rem;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.control-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: white;
}

.control-item i {
    font-size: 1.5rem;
    color: rgba(255, 255, 255, 0.8);
}

.control-item span {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.85rem;
    letter-spacing: 1px;
    color: rgba(255, 255, 255, 0.7);
}

.model-info {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.03);
    border-left: 3px solid white;
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.model-info-title {
    font-family: 'Audiowide', sans-serif;
    font-size: 1.5rem;
    color: white;
    letter-spacing: 3px;
    margin-bottom: 1rem;
}

.model-info-text {
    font-family: 'Exo 2', sans-serif;
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.8;
    letter-spacing: 0.5px;
}

/* Products Section */
.products-section {
    min-height: 100vh;
    background: linear-gradient(135deg, #000000, #0a0a0a);
    padding: 80px 0 50px;
}

.products-title {
    font-family: 'Audiowide', sans-serif;
    font-size: 3rem;
    color: white;
    text-align: center;
    letter-spacing: 8px;
    margin-bottom: 1rem;
    text-shadow: 0 0 30px rgba(255, 255, 255, 0.5);
}

.products-subtitle {
    font-family: 'Exo 2', sans-serif;
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.7);
    text-align: center;
    margin-bottom: 4rem;
    letter-spacing: 2px;
}

.products-container {
    position: relative;
    min-height: 600px;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    gap: 3rem;
    align-items: flex-start;
}

/* Products Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 3rem;
    width: 100%;
    transition: all 0.5s ease;
}

.products-grid.detail-mode {
    display: flex;
    width: auto;
    flex: 0 0 400px;
    gap: 0;
}

/* Product Card */
.product-card {
    cursor: pointer;
    perspective: 1000px;
    position: relative;
    height: 450px;
    transition: all 0.5s ease;
}

.product-card.hidden {
    display: none;
}

.product-card.selected {
    height: 600px;
    cursor: default;
    width: 400px;
}

.card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    border: 2px solid white;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
    overflow: hidden;
    transition: all 0.4s ease;
    box-shadow: 0 10px 40px rgba(255, 255, 255, 0.1);
}

.product-card:hover .card-inner {
    transform: translateY(-10px) rotateY(5deg);
    box-shadow: 0 20px 60px rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 1);
}

.card-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.product-card:hover .card-glow {
    opacity: 1;
}

.product-image {
    width: 100%;
    height: 85%;
    object-fit: contain;
    object-position: center;
    display: block;
    background: rgba(0, 0, 0, 0.3);
    transition: filter 0.3s ease;
}

/* Gray filter for planned products */
.card-inner:has(.status-planned) .product-image {
    filter: grayscale(100%) brightness(0.6) contrast(0.8);
    opacity: 0.7;
}

.product-card:hover .card-inner:has(.status-planned) .product-image {
    filter: grayscale(90%) brightness(0.7) contrast(0.85);
    opacity: 0.8;
}

/* Add overlay for planned products */
.card-inner:has(.status-planned)::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 90px;
    background: rgba(128, 128, 128, 0.3);
    pointer-events: none;
    z-index: 2;
    transition: background 0.3s ease;
}

.product-card:hover .card-inner:has(.status-planned)::before {
    background: rgba(128, 128, 128, 0.2);
}

/* Card Progress Bar */
.card-progress {
    position: absolute;
    bottom: 180px;
    left: 0;
    right: 0;
    padding: 0.8rem 1rem;
    background: rgba(0, 0, 0, 0.85);
    border-top: 1px solid rgba(255, 255, 255, 0.3);
    display: flex;
    align-items: center;
    gap: 0.8rem;
    z-index: 10;
}

.card-progress-bar {
    flex: 1;
    height: 8px;
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid white;
    overflow: hidden;
    position: relative;
}

.card-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, 
        rgba(255, 255, 255, 0.5), 
        rgba(255, 255, 255, 0.8),
        rgba(255, 255, 255, 0.5)
    );
    background-size: 200% 100%;
    animation: progressShine 2s infinite;
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
}

.card-progress-text {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.85rem;
    color: white;
    font-weight: bold;
    letter-spacing: 1px;
    min-width: 40px;
    text-align: right;
}

.product-name {
    position: absolute;
    bottom: 90px;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.9);
    color: white;
    font-family: 'Audiowide', sans-serif;
    font-size: 1.1rem;
    letter-spacing: 3px;
    text-align: center;
    padding: 1rem;
    border-top: 2px solid white;
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
    z-index: 15;
}

/* Status Badge */
.status-badge {
    position: absolute;
    z-index: 20;
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.75rem;
    letter-spacing: 1.5px;
    padding: 0.4rem 0.8rem;
    color: white;
    font-weight: bold;
    background: rgba(0, 0, 0, 0.7);
    border: 1.5px solid white;
    backdrop-filter: blur(10px);
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.3);
    transition: all 0.3s ease;
    top: 1rem;
    right: 1rem;
}

.status-badge:hover {
    background: rgba(0, 0, 0, 0.9);
    box-shadow: 0 0 30px rgba(255, 255, 255, 0.5);
    transform: scale(1.05);
}

.status-developing {
    /* Positioned at top-right by default */
}

.status-planned {
    /* Positioned at top-right by default */
}

/* Product Detail Info (Right Side) */
.product-detail-info {
    flex: 1;
    background: rgba(0, 0, 0, 0.8);
    border: 2px solid white;
    padding: 3rem;
    overflow-y: auto;
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.4s ease;
    max-height: 600px;
}

.detail-close {
    position: absolute;
    top: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: transparent;
    border: 2px solid white;
    color: white;
    font-size: 2rem;
    cursor: pointer;
    z-index: 10;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.detail-close:hover {
    background: white;
    color: black;
    transform: rotate(90deg);
}

.product-detail-info::-webkit-scrollbar {
    width: 8px;
}

.product-detail-info::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
}

.product-detail-info::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.3);
    border-radius: 4px;
}

.product-detail-info::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.5);
}

.detail-title {
    font-family: 'Audiowide', sans-serif;
    font-size: 2.5rem;
    letter-spacing: 6px;
    margin-bottom: 3rem;
    margin-top: 3rem;
    text-shadow: 0 0 20px rgba(255, 255, 255, 0.5);
    border-bottom: 2px solid white;
    padding-bottom: 1rem;
    color: white;
}

.detail-specs {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.spec-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-left: 3px solid white;
    transition: all 0.3s ease;
}

.spec-item:hover {
    background: rgba(255, 255, 255, 0.1);
    border-left-width: 5px;
}

.spec-label {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.9rem;
    letter-spacing: 2px;
    min-width: 120px;
    color: rgba(255, 255, 255, 0.7);
}

.spec-value {
    font-family: 'Exo 2', sans-serif;
    font-size: 1rem;
    line-height: 1.6;
    flex: 1;
    color: white;
}

/* Development Progress */
.spec-progress {
    flex-direction: column;
    gap: 0.8rem;
}

.spec-progress .spec-label {
    min-width: auto;
}

.progress-container {
    width: 100%;
}

.progress-bar {
    width: 100%;
    height: 30px;
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid white;
    border-radius: 0;
    overflow: hidden;
    position: relative;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, 
        rgba(255, 255, 255, 0.3), 
        rgba(255, 255, 255, 0.5),
        rgba(255, 255, 255, 0.3)
    );
    background-size: 200% 100%;
    animation: progressShine 2s infinite;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.3);
    transition: width 0.8s ease;
}

.progress-text {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.85rem;
    font-weight: bold;
    color: white;
    text-shadow: 0 0 5px rgba(0, 0, 0, 0.8);
    letter-spacing: 2px;
    position: relative;
    z-index: 1;
}

@keyframes progressShine {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

/* Products Responsive */
@media (max-width: 1024px) {
    .products-title {
        font-size: 2.5rem;
        letter-spacing: 6px;
    }
    
    .products-container {
        padding: 0 1.5rem;
        gap: 2rem;
    }
    
    .products-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 2rem;
    }
    
    .products-grid.detail-mode {
        flex: 0 0 350px;
    }
    
    .product-card {
        height: 400px;
    }
    
    .product-card.selected {
        height: 550px;
        width: 350px;
    }
    
    .status-badge {
        font-size: 0.7rem;
        top: 0.8rem;
        right: 0.8rem;
    }
    
    .status-developing {
        /* Positioned at top-right */
    }
    
    .status-planned {
        /* Positioned at top-right */
    }
    
    .card-progress {
        padding: 0.6rem 0.8rem;
        bottom: 160px;
    }
    
    .card-progress-bar {
        height: 6px;
    }
    
    .card-progress-text {
        font-size: 0.75rem;
        min-width: 35px;
    }
    
    .product-detail-info {
        padding: 2rem;
    }
    
    .detail-title {
        font-size: 2rem;
        margin-top: 2rem;
    }
    
    /* Footer - Tablet */
    .home-footer {
        padding: 20px 15px 12px;
    }
    
    .footer-container {
        gap: 15px;
    }
    
    .footer-nav {
        gap: 15px;
    }
    
    .footer-link {
        font-size: 13px;
    }
    
    .footer-copyright {
        padding-top: 12px;
    }
}

@media (max-width: 768px) {
    .products-section {
        padding: 80px 0 30px;
    }
    
    .products-title {
        font-size: 2rem;
        letter-spacing: 4px;
    }
    
    .products-subtitle {
        font-size: 1rem;
        margin-bottom: 3rem;
    }
    
    .products-container {
        flex-direction: column;
        padding: 0 1rem;
        gap: 2rem;
    }
    
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .products-grid.detail-mode {
        display: flex;
        width: 100%;
        flex: none;
    }
    
    .product-card {
        height: 350px;
    }
    
    .product-card.selected {
        height: 450px;
        width: 100%;
    }
    
    .product-name {
        font-size: 0.9rem;
        letter-spacing: 2px;
        padding: 0.8rem;
    }
    
    .status-badge {
        font-size: 0.65rem;
        padding: 0.3rem 0.6rem;
        top: 0.8rem;
        right: 0.8rem;
    }
    
    .status-developing {
        /* Positioned at top-right */
    }
    
    .status-planned {
        /* Positioned at top-right */
    }
    
    .card-progress {
        padding: 0.5rem 0.6rem;
        bottom: 150px;
    }
    
    .card-progress-bar {
        height: 6px;
    }
    
    .card-progress-text {
        font-size: 0.7rem;
        min-width: 32px;
    }
    
    .product-detail-info {
        flex: none;
        width: 100%;
        max-height: none;
        padding: 2rem 1rem;
    }
    
    .detail-title {
        font-size: 1.5rem;
        letter-spacing: 3px;
        margin-bottom: 2rem;
        margin-top: 1rem;
    }
    
    .spec-label {
        font-size: 0.8rem;
        min-width: 100px;
    }
    
    .spec-value {
        font-size: 0.9rem;
    }
    
    .progress-bar {
        height: 25px;
    }
    
    .progress-text {
        font-size: 0.75rem;
    }
}

@media (max-width: 480px) {
    .products-title {
        font-size: 1.5rem;
        letter-spacing: 3px;
    }
    
    .products-subtitle {
        font-size: 0.9rem;
    }
    
    .products-container {
        gap: 1.5rem;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .product-card {
        height: 400px;
    }
    
    .product-card.selected {
        height: 450px;
    }
    
    .status-badge {
        font-size: 0.6rem;
        padding: 0.25rem 0.5rem;
        top: 0.5rem;
        right: 0.5rem;
    }
    
    .status-developing {
        /* Positioned at top-right */
    }
    
    .status-planned {
        /* Positioned at top-right */
    }
    
    .card-progress {
        padding: 0.4rem 0.5rem;
        bottom: 140px;
    }
    
    .card-progress-bar {
        height: 5px;
    }
    
    .card-progress-text {
        font-size: 0.65rem;
        min-width: 30px;
    }
    
    .product-detail-info {
        padding: 1.5rem;
    }
    
    .detail-close {
        top: 1rem;
        right: 1rem;
        width: 40px;
        height: 40px;
        font-size: 1.5rem;
    }
    
    .detail-title {
        font-size: 1.2rem;
        letter-spacing: 2px;
        margin-top: 0;
    }
    
    .spec-item {
        flex-direction: column;
        gap: 0.5rem;
        padding: 0.8rem;
    }
    
    .spec-label {
        min-width: auto;
        font-size: 0.75rem;
    }
    
    .spec-value {
        font-size: 0.85rem;
    }
    
    .progress-bar {
        height: 22px;
    }
    
    .progress-text {
        font-size: 0.7rem;
    }
    
    /* About Section - Mobile */
    .about-section {
        padding: 80px 4% 50px;
    }
    
    .about-title {
        font-size: 1.5rem;
        letter-spacing: 3px;
    }
    
    .about-subtitle {
        font-size: 0.9rem;
        margin-bottom: 2rem;
    }
    
    .about-video-container {
        max-width: 100%;
        margin-bottom: 3rem;
    }
    
    .about-row {
        gap: 1.5rem;
        margin-bottom: 2.5rem;
    }
    
    .about-text-content {
        padding: 1.2rem;
    }
    
    .about-image {
        max-width: 280px;
        transform: rotateX(3deg) translateY(-5px);
    }
    
    .about-image:hover {
        transform: rotateX(5deg) translateY(-8px);
    }
    
    .about-heading {
        font-size: 1.1rem;
        letter-spacing: 2px;
    }
    
    .about-text {
        font-size: 0.95rem;
        line-height: 1.6;
    }
    
    .about-text-content::after {
        width: 40px;
        height: 40px;
        bottom: 0.5rem;
        right: 0.5rem;
    }
    
    .about-row-reverse .about-text-content::after {
        right: auto;
        left: 0.5rem;
    }
    
    .about-row-center .about-text-content::after {
        left: 50%;
        right: auto;
        transform: translateX(-50%);
    }
    
    /* Tech Demo - Small Mobile */
    .tech-demo-title {
        font-size: 1.5rem;
        letter-spacing: 3px;
    }
    
    .tech-demo-subtitle {
        font-size: 0.9rem;
        margin-bottom: 2rem;
    }
    
    .model-viewer {
        height: 350px;
    }
    
    .control-item i {
        font-size: 1.2rem;
    }
    
    .control-item span {
        font-size: 0.75rem;
    }
    
    .model-info {
        padding: 1.2rem;
    }
    
    .model-info-title {
        font-size: 1.1rem;
        letter-spacing: 2px;
    }
    
    .model-info-text {
        font-size: 0.95rem;
        line-height: 1.6;
    }
    
    /* Footer - Mobile */
    .home-footer {
        padding: 15px 10px 10px;
    }
    
    .footer-container {
        gap: 12px;
    }
    
    .footer-nav {
        gap: 10px;
        flex-direction: row;
        flex-wrap: wrap;
        align-items: center;
        justify-content: center;
    }
    
    .footer-link {
        font-size: 11px;
        letter-spacing: 0.5px;
    }
    
    .social-link {
        padding: 8px 20px;
        font-size: 12px;
    }
    
    .social-link i {
        font-size: 14px;
    }
    
    .footer-copyright {
        padding-top: 10px;
    }
    
    .footer-copyright p {
        font-size: 10px;
    }
}

/* ==================== Wallet Connection Styles ==================== */
.wallet-connection-container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
    margin-bottom: 30px;
    margin-top: 20px;
    padding: 0;
    position: relative;
    z-index: 10;
}

.connect-wallet-btn {
    background: linear-gradient(135deg, #ffffff 0%, #f0f0f0 100%);
    color: #000;
    border: 2px solid #e0e0e0;
    padding: 8px 20px;
    font-family: 'Exo 2', sans-serif;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    cursor: pointer;
    border-radius: 6px;
    display: inline-flex;
    align-items: center;
    transition: all 0.3s ease;
    text-transform: uppercase;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.connect-wallet-btn:hover {
    background: linear-gradient(135deg, #f0f0f0 0%, #e0e0e0 100%);
    transform: translateY(-1px);
    box-shadow: 0 3px 12px rgba(0, 0, 0, 0.15);
}

.connect-wallet-btn.connected {
    background: linear-gradient(135deg, #00ff88 0%, #00cc6f 100%);
    border-color: #00cc6f;
    color: #000;
}

.connect-wallet-btn i {
    display: none;
}

.wallet-info {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.95);
    padding: 6px 16px;
    border-radius: 6px;
    border: 2px solid #e0e0e0;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.token-icon {
    width: 22px;
    height: 22px;
    object-fit: contain;
}

.wallet-info span {
    color: #000;
    font-family: 'Exo 2', sans-serif;
    font-weight: 700;
    font-size: 0.9rem;
    letter-spacing: 0.5px;
}

/* Pulse Animation for Wallet Button */
@keyframes pulseAnimation {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 6px 25px rgba(0, 255, 136, 0.4);
    }
}

.pulse-animation {
    animation: pulseAnimation 0.5s ease-in-out 2;
}

/* ==================== Investment Section Styles ==================== */
.investment-section {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 15px;
    background: rgba(0, 0, 0, 0.92);
    border-top: 3px solid white;
    z-index: 15;
    backdrop-filter: blur(10px);
}

.invest-toggle-btn {
    width: 100%;
    background: linear-gradient(135deg, #ffffff, #f5f5f5);
    color: #000;
    border: none;
    padding: 14px 24px;
    font-family: 'Audiowide', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 3px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(255, 255, 255, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.8);
    text-transform: uppercase;
    position: relative;
    overflow: hidden;
}

.invest-toggle-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.6), transparent);
    transition: left 0.5s ease;
}

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

.invest-toggle-btn:hover {
    background: linear-gradient(135deg, #f5f5f5, #e8e8e8);
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(255, 255, 255, 0.6), inset 0 1px 0 rgba(255, 255, 255, 1);
}

/* Investment Modal */
.investment-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.investment-modal-content {
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.95), rgba(20, 20, 20, 0.95));
    border: 3px solid white;
    max-width: 500px;
    width: 90%;
    padding: 40px;
    position: relative;
    box-shadow: 0 0 50px rgba(255, 255, 255, 0.3), inset 0 0 50px rgba(255, 255, 255, 0.05);
    animation: modalSlideUp 0.4s ease;
}

@keyframes modalSlideUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.investment-modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 45px;
    height: 45px;
    background: transparent;
    border: 2px solid white;
    color: white;
    font-size: 2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    font-weight: 300;
    line-height: 1;
}

.investment-modal-close:hover {
    background: white;
    color: black;
    transform: rotate(90deg);
}

.investment-modal-title {
    font-family: 'Audiowide', sans-serif;
    font-size: 1.5rem;
    color: white;
    letter-spacing: 3px;
    text-align: center;
    margin-bottom: 30px;
    text-shadow: 0 0 20px rgba(255, 255, 255, 0.5);
    border-bottom: 2px solid white;
    padding-bottom: 20px;
}

.investment-modal-title span {
    color: white;
    text-shadow: 0 0 30px rgba(255, 255, 255, 0.8);
}

.investment-modal-body {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.input-label-text {
    font-family: 'Exo 2', sans-serif;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.95rem;
    letter-spacing: 1px;
    margin-bottom: 10px;
    display: block;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-15px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.investment-input-group {
    margin-bottom: 18px;
}

.input-wrapper {
    display: flex;
    align-items: center;
    gap: 12px;
    background: linear-gradient(135deg, #ffffff, #f8f8f8);
    border: 2px solid white;
    padding: 14px 18px;
    transition: all 0.3s ease;
    box-shadow: 0 2px 10px rgba(255, 255, 255, 0.2);
}

.input-wrapper:focus-within {
    box-shadow: 0 4px 20px rgba(255, 255, 255, 0.4);
    border-color: rgba(255, 255, 255, 1);
    background: linear-gradient(135deg, #ffffff, #ffffff);
}

.investment-input {
    flex: 1;
    border: none;
    outline: none;
    font-family: 'Share Tech Mono', monospace;
    font-size: 1.05rem;
    font-weight: 700;
    color: #000;
    background: transparent;
    letter-spacing: 0.5px;
}

.investment-input::placeholder {
    color: #888;
    font-weight: 500;
}

.expected-return {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 18px;
    padding: 14px 18px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.15), rgba(255, 255, 255, 0.1));
    border: 2px solid rgba(255, 255, 255, 0.4);
    backdrop-filter: blur(5px);
}

.return-label {
    font-family: 'Exo 2', sans-serif;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.95rem;
    letter-spacing: 0.5px;
}

.return-value {
    font-family: 'Share Tech Mono', monospace;
    font-weight: 700;
    color: white;
    font-size: 1.15rem;
    letter-spacing: 1px;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
    transition: all 0.3s ease;
}

.invest-confirm-btn {
    width: 100%;
    background: linear-gradient(135deg, #ffffff, #f0f0f0);
    color: #000;
    border: none;
    padding: 16px 24px;
    font-family: 'Audiowide', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 3px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(255, 255, 255, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.8);
    text-transform: uppercase;
    position: relative;
    overflow: hidden;
}

.invest-confirm-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.6), transparent);
    transition: left 0.5s ease;
}

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

.invest-confirm-btn:hover {
    background: linear-gradient(135deg, #f0f0f0, #e0e0e0);
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(255, 255, 255, 0.5), inset 0 1px 0 rgba(255, 255, 255, 1);
}

.invest-confirm-btn.invested {
    background: linear-gradient(135deg, #d0d0d0, #c0c0c0);
    pointer-events: none;
    box-shadow: 0 2px 10px rgba(255, 255, 255, 0.2);
}

/* Error Shake Animation */
@keyframes errorShake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-10px); }
    75% { transform: translateX(10px); }
}

.error-shake {
    animation: errorShake 0.3s ease;
    border-color: #ff4444 !important;
}

/* ==================== Investment Message Styles ==================== */
.investment-message {
    position: fixed;
    top: 100px;
    left: 50%;
    transform: translateX(-50%);
    padding: 16px 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: 'Exo 2', sans-serif;
    font-weight: 600;
    font-size: 1rem;
    z-index: 20000;
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.5);
    animation: messageslideDown 0.3s ease;
    max-width: 90%;
    word-wrap: break-word;
}

@keyframes messageslideDown {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

.investment-message.success {
    background: white;
    color: #000;
    border: 2px solid white;
}

.investment-message.error {
    background: #ff4444;
    color: #fff;
    border: 2px solid #ff4444;
}

.investment-message.warning {
    background: #ffcc00;
    color: #000;
    border: 2px solid #ffcc00;
}

/* ==================== Product Card Investment Updates ==================== */
.product-card {
    min-height: 550px;
}

.product-card .card-inner {
    display: flex;
    flex-direction: column;
}

/* ==================== Responsive Styles ==================== */
@media (max-width: 768px) {
    .wallet-connection-container {
        flex-direction: column;
        gap: 12px;
        padding: 0;
        margin-bottom: 25px;
        margin-top: 15px;
    }
    
    .connect-wallet-btn {
        padding: 8px 18px;
        font-size: 0.8rem;
        width: auto;
        justify-content: center;
    }
    
    .wallet-info {
        width: auto;
        justify-content: center;
        padding: 6px 14px;
    }
    
    .investment-section {
        padding: 18px;
    }
    
    .invest-toggle-btn {
        font-size: 0.95rem;
        padding: 12px 20px;
        letter-spacing: 2px;
    }
    
    .investment-input {
        font-size: 0.95rem;
    }
    
    .invest-confirm-btn {
        padding: 14px 20px;
        font-size: 0.95rem;
        letter-spacing: 2.5px;
    }
    
    .investment-message {
        font-size: 0.9rem;
        padding: 14px 20px;
        max-width: 95%;
    }
}

@media (max-width: 480px) {
    .connect-wallet-btn {
        font-size: 0.75rem;
        padding: 7px 16px;
    }
    
    .wallet-info span {
        font-size: 0.8rem;
    }
    
    .token-icon {
        width: 18px;
        height: 18px;
    }
    
    .investment-section {
        padding: 15px;
    }
    
    .invest-toggle-btn {
        font-size: 0.85rem;
        padding: 10px 18px;
        letter-spacing: 2px;
    }
    
    .invest-confirm-btn {
        padding: 12px 18px;
        font-size: 0.85rem;
        letter-spacing: 2px;
    }
    
    .expected-return {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }
    
    .return-label,
    .return-value {
        font-size: 0.85rem;
    }
}