@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: #ffffff;
    color: #333333;
    line-height: 1.6;
    overflow-x: hidden;
    padding-top: 60px;
}

/* Header Section */
.header {
    padding: 3rem 5%;
    background: #ffffff;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    width: 100%;
    margin: 0;
}

.header-left {
    flex: 1;
    max-width: 100%;
}

.nav-tabs-container {
    display: flex;
    justify-content: center;
    align-items: center;
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1000;
    pointer-events: auto;
    padding: 0 2rem;
    background: rgba(244, 247, 250, 0.6);
    backdrop-filter: blur(8px);
    border-radius: 999px;
    box-shadow: 0 2px 8px rgba(64,192,255,0.08);
    max-width: 1200px;
}

.nav-circles-left,
.nav-circles-right {
    display: flex;
    gap: 20px;
    align-items: center;
}

.nav-circle {
    width: clamp(32px, 3vw, 48px);
    height: clamp(32px, 3vw, 48px);
    border: 1px dashed rgba(64, 192, 255, 0.4);
    border-radius: 50%;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    background: white;
    z-index: 999;
    transition: all 0.3s ease;
}

.nav-circle:hover {
    box-shadow: 0 4px 12px rgba(64, 192, 255, 0.3);
    transform: translateY(-2px);
}

.nav-stamp-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    opacity: 1;
    transform: scale(1) rotate(0deg);
    transition: all 0.5s ease;
    background: rgba(255, 255, 255, 0.1);
    z-index: 1000;
    position: relative;
}

.nav-stamp-content.visible {
    opacity: 1;
    transform: scale(1) rotate(0deg);
}

.nav-stamp-icon {
    width: clamp(24px, 2.5vw, 36px);
    height: clamp(24px, 2.5vw, 36px);
    object-fit: contain;
    border-radius: 50%;
}

.nav-stamp-title {
    font-size: 6px;
    font-weight: 600;
    color: rgba(64, 192, 255, 0.8);
    text-align: center;
    line-height: 1;
    letter-spacing: 0.5px;
}

.nav-tabs {
    display: flex;
    flex-direction: row;
    gap: clamp(0.5rem, 1vw, 0.8rem);
    padding: clamp(0.3rem, 0.5vw, 0.8rem);
    pointer-events: auto;
    background: transparent;
    margin: 0 clamp(1rem, 2vw, 2rem);
}

.nav-tab {
    padding: clamp(0.3rem, 0.8vw, 0.45rem) clamp(0.8rem, 2vw, 1.3rem);
    border-radius: 999px;
    font-size: clamp(0.8rem, 1.5vw, 0.95rem);
    font-weight: 500;
    color: #5a6b7a;
    border: none;
    outline: none;
    cursor: pointer;
    transition: background 0.2s, color 0.2s;
    box-shadow: none;
    margin: 0;
    display: flex;
    align-items: center;
    white-space: nowrap;
}

.nav-tab.active {
    background: linear-gradient(90deg, rgba(64, 192, 255, 0.6), rgba(127, 127, 255, 0.8) 80%);
    color: #fff;
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(64,192,255,0.12);
}

.nav-tab:not(.active) {
    background: #f8f9fa;
    color: #666;
    border: 2px solid #e9ecef;
}

.nav-tab:not(.active):hover {
    background: linear-gradient(45deg, rgba(128, 128, 255, 0.6), rgba(192, 64, 255, 0.6));
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(128, 128, 255, 0.3);
}

.nav-tab a {
    color: inherit;
    text-decoration: none;
    font: inherit;
    font-weight: inherit;
    display: flex;
    align-items: center;
    width: 100%;
    height: 100%;
    padding: 0;
    margin: 0;
    line-height: inherit;
}

.nav-tab.active a {
    color: #fff;
    font-weight: 600;
}

.header-title {
    font-size: clamp(1.8rem, 4vw, 3rem);
    font-weight: 600;
    line-height: 1.3;
    background: linear-gradient(135deg, #FF00FF, #C040FF, #8080FF, #40C0FF);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-size: 200% 200%;
    animation: gradientShift 3s ease-in-out infinite;
}

.archi-header-title {
    font-size: clamp(1.8rem, 4vw, 3rem);
    font-weight: 600;
    line-height: 1.3;
    background: linear-gradient(135deg, #FFFFFF, #E0E0E0, #C0C0C0, #A0A0A0, #808080, #A0A0A0, #C0C0C0, #E0E0E0, #FFFFFF);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-size: 200% 200%;
    animation: gradientShift 3s ease-in-out infinite;
    max-width: 1150px;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.header-links {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    text-align: right;
}

.header-link {
    color: #666;
    text-decoration: none;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    position: relative;
}

.header-link:hover {
    color: #FF00FF;
    transform: translateX(-5px);
}

.header-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -3px;
    left: 0;
    background: linear-gradient(90deg, #FF00FF, #C040FF);
    transition: width 0.3s ease;
}

.header-link:hover::after {
    width: 120%;
}

/* Full Image Section */
.full-image {
    width: 100%;
    padding: 0 5%;
    margin-bottom: 5rem;
    position: relative;
    overflow: hidden;
}

.full-image-content {
    margin: 0 auto;
    display: flex;
    align-items: flex-end;
    justify-content: flex-start;
    gap: 1.5rem;
}

.caption-gallery {
    position: absolute;
    top: 0;
    right: 5%;
    display: flex;
    flex-direction: row;
    align-items: center;
    z-index: 10;
    gap: 1rem;
    transition: all 0.3s ease;
}

.gallery-nav-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(244, 247, 250, 0.6);
    border: 2px solid rgba(64, 192, 255, 0.1);
    color: #5a6b7a;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: bold;
    transition: all 0.3s ease;
    backdrop-filter: blur(8px);
    z-index: 15;
}

.gallery-nav-btn:hover {
    background: rgba(244, 247, 250, 0.8);
    border-color: rgba(64, 192, 255, 0.3);
    color: #5a6b7a;
    transform: translateY(-2px);
    box-shadow: 0 2px 8px rgba(64,192,255,0.08);
}

.gallery-nav-btn:active {
    transform: scale(0.95);
}

.gallery-nav-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
    transform: none;
}

.gallery-video-container {
    position: relative;
    width: clamp(220px, 20vw, 320px);
    height: clamp(200px, 18vw, 280px);
    overflow: hidden;
    border-radius: 16px;
    background: #f8f8f8;
}

.caption-gallery:hover {
    transform: translateY(-2px);
}

.caption-gallery::-webkit-scrollbar {
    height: 10px;
    background: #f8f8f8;
}

.caption-gallery::-webkit-scrollbar-thumb {
    background: linear-gradient(
        135deg,
        rgba(255, 0, 255, 0.5),
        rgba(192, 64, 255, 0.5),
        rgba(128, 128, 255, 0.5),
        rgba(64, 192, 255, 0.5)
    );    
    border-radius: 8px;
}

.caption-gallery::-webkit-scrollbar-track {
    background: #f8f8f8;
    border-radius: 8px;
}

/* Project Gallery Section */
.project-gallery-item {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 16px;
    overflow: hidden;
    background: #f8f8f8;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.5s ease;
    opacity: 0;
    transform: translateX(100%);
}

.project-gallery-item.active {
    opacity: 1;
    transform: translateX(0);
}

.project-gallery-item.prev {
    transform: translateX(-100%);
}

.project-gallery-item video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    border-radius: 16px;
    transition: transform 0.3s cubic-bezier(.25,.8,.25,1), box-shadow 0.3s;
    will-change: transform;
    z-index: 1;
    position: relative;
}

.project-gallery-item:hover video {
    transform: scale(1.15) translateY(-10px);
    z-index: 10;
    box-shadow: 0 8px 16px rgba(64,192,255,0.25), 0 2px 8px rgba(0,0,0,0.10);
}

.project-gallery-item.active {
    transform: scale(1.05);
}

.project-gallery-item.active video {
    transform: scale(1.05);
}

.full-image-video {
    width: clamp(45%, 50vw, 55%);
    position: relative;
    overflow: hidden;
}

.full-image-video::before {
    content: '';
    display: block;
    width: 100%;
    height: 0;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
    background: linear-gradient(135deg, #40C0FF 0%, #80C0FF 50%, #C0FFFF 100%);
    position: relative;
}

.full-image.media-loaded .full-image-video::before {
    background: none;
}

.full-image .media-element {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 1;
    z-index: 1;
    transform: scale(1.1);
    transition: transform 0.3s ease;
}

.full-image-video .media-element {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 1;
    z-index: 1;
    transform: scale(1.1);
    transition: transform 0.3s ease;
}

.full-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 30%, rgba(255, 255, 255, 0.1) 50%, transparent 70%);
    animation: shimmer 3s ease-in-out infinite;
    z-index: 2;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.caption-title {
    font-size: 1.0rem;
    font-weight: 700;
    color: #8C979A;
    line-height: 1.2;
    text-align: left;
}

.caption-subtitle {
    font-size: 1.0rem;
    color: #7F7FFF;
    font-weight: 500;
    text-align: left;
}

.caption-team {
    font-size: 0.7rem;
    font-style: italic;
    color: #8C979A;
    line-height: 1.6;
    font-weight: 400;
    text-align: left;
}

/* Projects Section */
.projects-section {
    padding: 0 5%;
    margin-bottom: 8rem;
}

.section-title {
    font-size: clamp(1.5rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: 4rem;
    text-align: center;
    background: linear-gradient(90deg, #40C0FF, #80C0FF, #C040FF, #FF00FF);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}

.project-link {
    text-decoration: none;
    color: inherit;
    display: block;
}

.projects-container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 3rem;
    margin-bottom: 6rem;
}

.project-item {
    background: #ffffff;
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    cursor: pointer;
    position: relative;
    border: 1px solid #f0f0f0;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.project-item:hover {
    transform: scale(1.05) translateY(-10px);
    box-shadow: 0 20px 40px rgba(255, 0, 255, 0.15);
    border: 1px solid rgba(255, 0, 255, 0.2);
}

.project-thumbnail {
    width: 100%;
    height: 250px;
    background: linear-gradient(135deg, #C0FFFF, #80C0FF, #40C0FF);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-size: 1.1rem;
    position: relative;
    overflow: hidden;
    background-size: cover;
    background-position: center;
    transition: all 0.3s ease;
}

.project-thumbnail.media-loaded {
    background-image: none;
    color: transparent;
}

.project-thumbnail .media-thumbnail,
.project-thumbnail .media-element {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    object-fit: cover;
    transition: opacity 0.2s;
}

.project-item:hover .project-thumbnail .media-element {
    opacity: 1;
}

.project-info {
    padding: 1.5rem;
    background: #ffffff;
}

.project-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #8C979A;
}

.project-tags {
    font-size: 0.9rem;
    color: #7F7FFF; /* soft blue */
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 500;
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease forwards;
}

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

.projects-section,
.playground {
    animation: fadeInUp 0.8s ease forwards;
}

/* Responsive Design */
@media (max-width: 768px) {
    .header {
        padding: 1.5rem 10%;
    }
    
    .header-content {
        flex-direction: column;
        gap: 2rem;
    }
    
    .header-left {
        max-width: 100%;
    }
    
    .header-right {
        align-items: flex-start;
    }
    
    .header-links {
        text-align: left;
    }
    
    .nav-tabs {
        flex-wrap: wrap;
        gap: clamp(0.3rem, 0.8vw, 0.5rem);
        padding: clamp(0.2rem, 0.4vw, 0.3rem);
        margin: 0 clamp(0.5rem, 1.5vw, 1rem);
    }
    
    .nav-tab {
        padding: clamp(0.25rem, 0.6vw, 0.3rem) clamp(0.6rem, 1.5vw, 0.8rem);
        font-size: clamp(0.7rem, 1.2vw, 0.8rem);
    }
    
    .nav-circle {
        width: clamp(28px, 2.5vw, 36px);
        height: clamp(28px, 2.5vw, 36px);
    }
    
    .nav-stamp-icon {
        width: clamp(20px, 2vw, 28px);
        height: clamp(20px, 2vw, 28px);
    }

    .projects-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    .projects-section {
        padding: 0 10%;
    }
    
    .gallery-video-container {
        width: 100%;
        max-width: 400px;
        height: clamp(200px, 20vw, 280px);
    }
    
    .full-image-video {
        width: clamp(40%, 45vw, 50%);
    }
    
    .gallery-nav-btn {
        width: 40px;
        height: 40px;
        font-size: 1rem;
        flex-shrink: 0;
        min-width: 40px;
        min-height: 40px;
    }
    
    .full-image-content {
        flex-direction: column;
        align-items: center;
        gap: 1.5rem;
    }
    
    .full-image-video {
        width: 100%;
        max-width: 100%;
    }
    
    .caption-gallery {
        position: relative;
        top: auto;
        right: auto;
        margin-top: 1.5rem;
        justify-content: center;
        width: 100%;
        max-width: 100%;
    }
    
    .caption-title,
    .caption-subtitle,
    .caption-team {
        width: 100%;
        text-align: center;
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .nav-tabs {
        gap: clamp(0.2rem, 0.6vw, 0.3rem);
        padding: clamp(0.15rem, 0.3vw, 0.2rem);
        margin: 0 clamp(0.3rem, 1vw, 0.5rem);
    }
    
    .nav-tab {
        padding: clamp(0.2rem, 0.5vw, 0.25rem) clamp(0.4rem, 1.2vw, 0.6rem);
        font-size: clamp(0.6rem, 1vw, 0.7rem);
    }
    
    .nav-circle {
        width: clamp(24px, 2vw, 32px);
        height: clamp(24px, 2vw, 32px);
    }
    
    .nav-stamp-icon {
        width: clamp(18px, 1.8vw, 24px);
        height: clamp(18px, 1.8vw, 24px);
    }
    
    .nav-tabs-container {
        padding: 0 1rem;
        max-width: 95vw;
    }
    
    .gallery-video-container {
        width: 100%;
        max-width: 350px;
        height: clamp(180px, 18vw, 240px);
    }
    
    .full-image-video {
        width: clamp(35%, 40vw, 45%);
    }
    
    .gallery-nav-btn {
        width: 36px;
        height: 36px;
        font-size: 0.9rem;
        flex-shrink: 0;
        min-width: 36px;
        min-height: 36px;
    }
    
    .full-image-content {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    
    .full-image-video {
        width: 100%;
        max-width: 100%;
    }
    
    .caption-gallery {
        position: relative;
        top: auto;
        right: auto;
        margin-top: 1rem;
        justify-content: center;
        width: 100%;
        max-width: 100%;
    }
    
    .caption-title,
    .caption-subtitle,
    .caption-team {
        width: 100%;
        text-align: center;
        max-width: 100%;
    }
}

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

/* Responsive Design for Facade Sections */
@media (max-width: 768px) {
    .facade-timeline::before {
        left: 20px;
    }
    
    .timeline-item {
        flex-direction: column !important;
        text-align: center;
        margin-left: 40px;
    }
    
    .timeline-icon {
        margin: 1rem 0;
    }
    
    .background-highlights {
        grid-template-columns: 1fr;
    }
}

.archi-projects-container {
    display: flex;
    flex-wrap: wrap;
    padding: 42px 0 0 0;
    pointer-events: none;
}

.archi-project-item {
    width: 13.5%;
    margin-right: 8.1%;
    margin-bottom: 4%;
    transition: opacity 0.3s ease;
    position: relative;
    border-radius: 12px;
    overflow: visible;
    cursor: pointer;
    padding-bottom: 20px;
    pointer-events: auto;
}

/* Hover effect: hide other images when hovering over one */
.archi-projects-container:hover .archi-project-item {
    opacity: 0;
    transition: opacity 0.3s ease;
}

.archi-projects-container:hover .archi-project-item:hover {
    opacity: 1;
    transition: opacity 0.3s ease;
}

/* When not hovering over container, show all images */
.archi-projects-container:not(:hover) .archi-project-item {
    opacity: 1;
    transition: opacity 0.3s ease;
}

.archi-project-item:nth-child(5n) {
    margin-right: 0;
}

.img {
    position: relative;
    display: block;
    --w: 7;
    --h: 10;
    padding-bottom: calc(100% / var(--w) * var(--h));
    width: 100%;
    height: 0;
    overflow: hidden;
    border-radius: 12px;
}

.img img {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 12px;
    border: 0;
}

/* Project name styling - completely hidden by default */
.archi-project-title {
    position: absolute;
    left: 0;
    right: 0;
    color: #8C979A;
    padding: 15px;
    font-size: 1.0rem;
    font-weight: 600;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s ease;
    text-align: center;
    line-height: 1.3;
    visibility: hidden;
    border-radius: 0 0 12px 12px;
}

/* Show project name only on hover of the specific item */
.archi-project-item:hover .archi-project-title {
    opacity: 1;
    transform: translateY(0);
    visibility: visible;
}

@media (max-width: 1200px) {
    .archi-project-item {
        width: calc((100% - 3 * 24px) / 4);
    }
}
@media (max-width: 900px) {
    .archi-project-item {
        width: calc((100% - 2 * 24px) / 3);
    }
}
@media (max-width: 600px) {
    .archi-project-item {
        width: calc((100% - 1 * 24px) / 2);
    }
}
@media (max-width: 400px) {
    .archi-project-item {
        width: 100%;
    }
}
/* Footer */
.footer {
    padding: 3rem 10%;
    background: #ffffff;
    border-top: 1px solid #f0f0f0;
    margin-top: 4rem;
}

.footer-content {
    max-width: 1500px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-left {
    flex: 1;
}

.footer-text {
    font-size: 0.9rem;
    color: #8C979A;
    font-weight: 400;
    margin: 0;
}

.footer-right {
    display: flex;
    align-items: center;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-link {
    color: #8C979A;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.footer-link:hover {
    color: #40C0FF;
    transform: translateY(-2px);
}

.footer-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -3px;
    left: 0;
    background: linear-gradient(90deg, #40C0FF, #8080FF);
    transition: width 0.3s ease;
}

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

/* Responsive footer */
@media (max-width: 768px) {
    .footer {
        padding: 2rem 10%;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
    }
    
    .footer-links {
        gap: 1.5rem;
    }
}

/* Timeline Slider Section */
.timeline-slider-section {
    padding: 4rem 10%;
    background: #ffffff;
    border-top: 1px solid #f0f0f0;
}

.timeline-slider-container {
    max-width: 1500px;
    margin: 0 auto;
    text-align: center;
}

.timeline-labels {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

.timeline-label {
    font-size: 1.2rem;
    font-weight: 600;
    color: #8C979A;
    transition: color 0.3s ease;
}

.timeline-label.active {
    color: #40C0FF;
}

.slider-container {
    position: relative;
    max-width: 400px;
    margin: 0 auto;
}

.timeline-slider {
    width: 100%;
    height: 6px;
    background: #f0f0f0;
    border-radius: 3px;
    outline: none;
    -webkit-appearance: none;
    appearance: none;
    cursor: pointer;
}

.timeline-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 32px;
    height: 32px;
    background: var(--knob-image) center/contain no-repeat;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(64, 192, 255, 0.3);
    transition: all 0.3s ease;
}

.timeline-slider::-webkit-slider-thumb:hover {
    transform: scale(1.1);
    box-shadow: 0 4px 12px rgba(64, 192, 255, 0.4);
}

.timeline-slider::-moz-range-thumb {
    width: 32px;
    height: 32px;
    background: var(--knob-image) center/contain no-repeat;
    border-radius: 50%;
    cursor: pointer;
    border: none;
    box-shadow: 0 2px 8px rgba(64, 192, 255, 0.3);
}

/* Architecture Section with slider control */
.archi-projects-section {
    padding: 4rem 5%;
    background: #ffffff;
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.5s ease;
    pointer-events: none;
    visibility: hidden;
    max-height: 0;
    overflow: hidden;
}

.archi-projects-section.visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
    visibility: visible;
    max-height: 2000px;
}

/* Architecture Description */
.archi-description {
    max-width: 1500px;
    padding: 0 0 2rem 0;
    margin: 0 auto;
    text-align: center;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s ease 0.2s;
}

.archi-projects-section.visible .archi-description {
    opacity: 1;
    transform: translateY(0);
}

.archi-description p {
    font-size: 1.1rem;
    font-weight: 500;
    color: #8C979A;
    line-height: 1.6;
    max-width: 800px;
    margin: 0 auto;
    font-family: 'Inter', sans-serif;
}

.pulse {
    animation: pulse 2s infinite;
    box-shadow: 0 0 0 0 rgba(255, 0, 0, 0.7);
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(255, 0, 0, 0.7);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(255, 0, 0, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(255, 0, 0, 0);
    }
}

/* Navigation stamps */



.hover-text {
    position: fixed;
    color: rgb(127, 127, 255, 0.5);
    padding: 8px 12px;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 500;
    pointer-events: none;
    z-index: 1000;
    white-space: nowrap;
    backdrop-filter: blur(8px);
    animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}