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

:root {
    --white: #ffffff;
    --black: #000000;
    --blue-primary: #1e00ff;
    --blue-light: #6b5cff;
    --blue-dark: #0d0080;
    --gray-dark: #1a1a1a;
    --gray-mid: #666666;
    --gray-light: #f5f5f5;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Archivo', sans-serif;
    background: var(--white);
    color: var(--black);
    overflow-x: hidden;
    line-height: 1.6;
    cursor: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='30' height='30' viewBox='0 0 30 30'%3E%3Ccircle cx='15' cy='15' r='15' fill='%231e00ff'/%3E%3C/svg%3E") 30 30, auto;
}

/* Navigation */
.nav {
    position: fixed;
    top: 30px;
    left: 50%;
    transform: translateX(-50%) translateY(0);
    display: flex;
    gap: 8px;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    padding: 8px;
    border-radius: 12px;
    border: 2px solid var(--blue-primary);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(30, 0, 255, 0.1);
    opacity: 1;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.nav.hidden {
    transform: translateX(-50%) translateY(-100px);
    opacity: 0;
    pointer-events: none;
}

.nav-btn {
    padding: 10px 20px;
    background: transparent;
    border: none;
    border-radius: 8px;
    color: var(--black);
    font-family: 'Archivo', sans-serif;
    font-weight: 600;
    font-size: 14px;
    letter-spacing: 0.02em;
    transition: all 0.2s ease;
    cursor: pointer;
    white-space: nowrap;
    text-decoration: none;
    display: inline-block;
}

.nav-btn:hover {
    background: rgba(30, 0, 255, 0.08);
    color: var(--blue-primary);
}

.nav-btn.active {
    background: var(--blue-primary);
    color: var(--white);
}

/* Navigation Dropdown */
.nav-dropdown {
    position: relative;
    display: flex;
    align-items: center;
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 2px);
    left: 0;
    background: rgba(255, 255, 255, 0.98);
    border: 2px solid var(--blue-primary);
    border-radius: 8px;
    padding: 4px;
    display: none;
    flex-direction: column;
    gap: 4px;
    min-width: 140px;
    box-shadow: 0 4px 20px rgba(30, 0, 255, 0.15);
    z-index: 1001;
}

.dropdown-menu::before {
    content: '';
    position: absolute;
    top: -6px;
    left: 0;
    right: 0;
    height: 6px;
}

.nav-dropdown:hover .dropdown-menu {
    display: flex;
}

.dropdown-item {
    padding: 10px 16px;
    background: transparent;
    border: none;
    border-radius: 6px;
    color: var(--black);
    font-family: 'Archivo', sans-serif;
    font-weight: 600;
    font-size: 14px;
    letter-spacing: 0.02em;
    transition: all 0.2s ease;
    cursor: pointer;
    text-align: left;
    white-space: nowrap;
}

.dropdown-item:hover {
    background: rgba(30, 0, 255, 0.08);
    color: var(--blue-primary);
}

/* Home Section */
.home-section {
    height: 100vh;
    position: relative;
    background: var(--white);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.watercolor-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.home-content {
    position: relative;
    display: grid;
    place-items: center;
    z-index: 1;
    pointer-events: none;
    padding: 0 5vw;
    max-width: 100%;
    transform: translateY(7vh);
}

.tiger-container {
    position: absolute;
    top: 57%;
    left: 50%;
    transform: translate(-20%, -52%);
    width: 55vw;
    max-width: 800px;
    z-index: 2;
    pointer-events: none;
}

.tiger-image {
    width: 100%;
    height: auto;
    display: block;
    pointer-events: none;
    opacity: 0.4;
    filter: drop-shadow(0 0 15px rgba(255, 255, 255, 1))
            drop-shadow(0 0 30px rgba(255, 255, 255, 1))
            drop-shadow(0 0 50px rgba(255, 255, 255, 1))

}

.main-title {
    font-family: 'UnifrakturMaguntia', cursive;
    font-size: 22vw;
    font-weight: 400;
    line-height: 0.75;
    color: #1e00ff;
    position: relative;
    z-index: 3;
    text-align: left;
    text-shadow: 0 0 20px rgba(255, 255, 255, 0.8),
                 0 0 40px rgba(255, 255, 255, 0.6),
                 0 0 60px rgba(255, 255, 255, 0.4);
}

.title-line {
    display: block;
}

.title-line:last-child {
    padding-left: 0.6em;
}

.scroll-button {
    display: none;
    position: absolute;
    bottom: 5vh;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--blue-primary);
    border: none;
    z-index: 10;
    animation: bounce 2s infinite;
    box-shadow: 0 4px 20px rgba(30, 0, 255, 0.3);
    transition: all 0.3s ease;
    align-items: center;
    justify-content: center;
}

.scroll-button:hover {
    background: var(--blue-dark);
    transform: translateX(-50%) translateY(-3px);
    box-shadow: 0 6px 25px rgba(30, 0, 255, 0.4);
}

.scroll-button .scroll-arrow {
    font-size: 1.5rem;
    color: var(--white);
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

@keyframes bounce {

    0%,
    20%,
    50%,
    80%,
    100% {
        transform: translateX(-50%) translateY(0);
    }

    40% {
        transform: translateX(-50%) translateY(-10px);
    }

    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

@keyframes buttonBounce {

    0%,
    100% {
        transform: translateY(-3px);
    }

    50% {
        transform: translateY(-8px);
    }
}

/* Transition Section */
.transition-section {
    min-height: 100vh;
    background: var(--white);
    position: relative;
}


.transition-content {
    padding-top: 15vh;
    padding-bottom: 10vh;
    max-width: 1200px;
    margin: 0 auto;
    padding-left: 50px;
    padding-right: 50px;
    position: relative;
    z-index: 2;
}

.content-reveal {
    display: flex;
    flex-direction: column;
    gap: 20px;
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease-out;
}

.content-reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

.current-status {
    text-align: center;
    font-size: 1.1rem;
    color: var(--black);
    opacity: 0.6;
    margin-bottom: 15px;
    font-weight: 400;
    letter-spacing: 0.02em;
}

.status-item {
    text-align: center;
    padding: 25px 20px;
}

.status-item h2 {
    font-family: 'Archivo', sans-serif;
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--black);
    margin-bottom: 25px;
    line-height: 1.1;
    transition: all 0.2s ease;
}

.status-item h2:hover {
    color: var(--blue-primary);
    transform: translateY(-2px);
}

.status-item h2:hover+.action-btn {
    background: var(--blue-primary);
    color: var(--white);
    transform: translateY(-2px);
}

.action-btn {
    padding: 14px 32px;
    background: transparent;
    border: 2px solid var(--blue-primary);
    border-radius: 8px;
    color: var(--blue-primary);
    font-family: 'Archivo', sans-serif;
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: 0.01em;
    transition: all 0.2s ease;
    text-decoration: none;
    display: inline-block;
}

.action-btn:hover {
    background: var(--blue-primary);
    color: var(--white);
    transform: translateY(-2px);
}

/* About Section */
.about-section {
    min-height: 100vh;
    background: var(--white);
    padding: 130px 50px 100px 50px;
    display: none;
}

.about-section.active {
    display: block;
}

.about-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 100px;
    min-height: 80vh;
}

.about-content {
    flex: 1;
    max-width: 600px;
}

.about-title {
    font-family: 'UnifrakturMaguntia', cursive;
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 400;
    color: var(--blue-primary);
    margin-bottom: 50px;
    line-height: 0.9;
}

.about-text p {
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 12px;
    color: var(--black);
    opacity: 0.9;
}

.paper-link {
    color: var(--blue-primary);
    text-decoration: none;
    border-bottom: 2px solid var(--blue-primary);
    transition: all 0.2s ease;
    font-weight: 600;
}

.paper-link:hover {
    color: var(--blue-dark);
    border-bottom-color: var(--blue-dark);
}

/* Avatar */
.avatar-container {
    flex-shrink: 0;
}

.pixel-avatar {
    width: 350px;
    height: 438px;
    position: relative;
}

.avatar-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    image-rendering: pixelated;
    image-rendering: -moz-crisp-edges;
    image-rendering: crisp-edges;
}

/* Let's Chat Section */
.chat-section {
    min-height: 100vh;
    background: var(--white);
    display: none;
    padding: 130px 50px 100px 50px;
}

.chat-section.active {
    display: block;
}

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

.chat-title {
    font-family: 'UnifrakturMaguntia', cursive;
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 400;
    color: var(--blue-primary);
    margin-bottom: 50px;
    text-align: center;
    line-height: 0.9;
}

.chat-content {
    display: flex;
    gap: 80px;
    align-items: center;
    justify-content: center;
    min-height: 60vh;
}

.spinner-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 30px;
}

.spinner-wrapper {
    position: relative;
    width: 400px;
    height: 500px;
    border: 3px solid var(--blue-primary);
    border-radius: 20px;
    overflow: hidden;
    background: var(--gray-light);
    cursor: grab;
    user-select: none;
}

.spinner-wrapper:active {
    cursor: grabbing;
}

.spinner-items {
    position: absolute;
    width: 100%;
    transition: transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.spinner-item {
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Archivo', sans-serif;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--black);
    border-bottom: 2px solid rgba(30, 0, 255, 0.2);
    padding: 20px;
    text-align: center;
    background: var(--white);
    transition: all 0.3s ease;
    opacity: 0.3;
}

.spinner-item:hover {
    background: rgba(30, 0, 255, 0.05);
    color: var(--blue-primary);
}

.spinner-item.selected {
    background: var(--blue-primary);
    color: var(--white);
    font-size: 1.2rem;
    opacity: 1;
}

.spinner-item.near-selected {
    opacity: 0.6;
}

.spinner-item.far-selected {
    opacity: 0.4;
}


.random-btn {
    padding: 16px 40px;
    background: var(--blue-primary);
    border: 2px solid var(--blue-primary);
    border-radius: 10px;
    color: var(--white);
    font-family: 'Archivo', sans-serif;
    font-weight: 700;
    font-size: 1.1rem;
    letter-spacing: 0.02em;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(30, 0, 255, 0.2);
}

.random-btn:hover {
    background: var(--blue-dark);
    border-color: var(--blue-dark);
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(30, 0, 255, 0.3);
}

.random-btn:active {
    transform: translateY(-1px);
}

.interest-display {
    width: 350px;
    height: 350px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.interest-image-container {
    width: 100%;
    height: 100%;
    perspective: 1000px;
    position: relative;
}

.interest-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    image-rendering: pixelated;
    image-rendering: -moz-crisp-edges;
    image-rendering: crisp-edges;
    transform-style: preserve-3d;
    display: block;
    animation: spin3d 8s linear infinite;
}

@keyframes spin3d {
    0% {
        transform: rotateY(0deg);
    }
    100% {
        transform: rotateY(360deg);
    }
}

/* Projects Section */
.projects-section {
    min-height: 100vh;
    background: var(--white);
    display: none;
    padding: 130px 50px 100px 50px;
}

.projects-section.active {
    display: block;
}

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

.projects-title {
    font-family: 'UnifrakturMaguntia', cursive;
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 400;
    color: var(--blue-primary);
    margin-bottom: 50px;
    text-align: center;
    line-height: 0.9;
}

/* Filter Tags */
.filter-container {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 60px;
}

.filter-tag {
    padding: 8px 20px;
    background: transparent;
    border: 2px solid var(--gray-light);
    border-radius: 8px;
    color: var(--black);
    font-family: 'Archivo', sans-serif;
    font-weight: 500;
    font-size: 14px;
    cursor: default;
    transition: all 0.2s ease;
    opacity: 0.7;
}

.filter-tag:hover {
    border-color: var(--blue-primary);
    background: rgba(30, 0, 255, 0.05);
    opacity: 1;
    transform: translateY(-2px);
}

.filter-tag.active {
    background: var(--blue-primary);
    border-color: var(--blue-primary);
    color: var(--white);
    opacity: 1;
}

/* Projects Grid */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

@media (max-width: 1200px) {
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .projects-grid {
        grid-template-columns: 1fr;
    }
}

/* Project Cards */
.project-card {
    background: white;
    border: 2px solid var(--gray-light);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.25s ease;
    position: relative;
    opacity: 1;
    transform: scale(1);
    display: flex;
    flex-direction: column;
}


.project-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 40px rgba(30, 0, 255, 0.15);
    border-color: var(--blue-primary);
}

.project-card.hidden {
    opacity: 0.3;
    transform: scale(0.8);
    pointer-events: none;
}

.project-image {
    width: 100%;
    height: 200px;
    background: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: var(--green-accent);
    position: relative;
    overflow: hidden;
    padding: 20px;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.project-card:hover .project-image img {
    transform: scale(1.05);
}

.project-content {
    padding: 25px;
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 15px;
}

.project-title {
    font-family: 'Archivo', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--black);
    margin: 0;
    line-height: 1.3;
}

.project-links {
    display: flex;
    gap: 10px;
}

.project-link {
    padding: 6px 12px;
    border-radius: 6px;
    background: transparent;
    border: 2px solid var(--gray-light);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--black);
    text-decoration: none;
    font-size: 12px;
    font-weight: 600;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.project-link:hover {
    background: var(--blue-primary);
    border-color: var(--blue-primary);
    color: var(--white);
    transform: translateY(-2px);
}

.project-description {
    color: var(--black);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 20px;
    opacity: 0.85;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.project-tag {
    background: rgba(30, 0, 255, 0.08);
    color: var(--blue-primary);
    padding: 5px 12px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    border: 1px solid rgba(30, 0, 255, 0.2);
    transition: all 0.2s ease;
}

.project-tag:hover {
    background: var(--blue-primary);
    color: var(--white);
    border-color: var(--blue-primary);
    cursor: default;
}

/* Resume Section */
.resume-section {
    min-height: 100vh;
    background: var(--white);
    display: none;
    padding: 130px 50px 100px 50px;
}

.resume-section.active {
    display: block;
}

.resume-container {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 30px;
}

.resume-title {
    font-family: 'UnifrakturMaguntia', cursive;
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 400;
    color: var(--blue-primary);
    text-align: center;
    line-height: 0.9;
}

.resume-viewer {
    width: 100%;
    height: 80vh;
    border: 3px solid var(--blue-primary);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(30, 0, 255, 0.15);
    background: var(--white);
}

.pdf-iframe {
    width: 100%;
    height: 100%;
    border: none;
}

.download-btn {
    padding: 14px 32px;
    background: var(--blue-primary);
    border: 2px solid var(--blue-primary);
    border-radius: 8px;
    color: var(--white);
    font-family: 'Archivo', sans-serif;
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: 0.01em;
    transition: all 0.2s ease;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
}

.download-btn:hover {
    background: var(--blue-dark);
    border-color: var(--blue-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(30, 0, 255, 0.3);
}

/* Responsive Design */

@media (max-width: 600px) {
    .scroll-button {
        display: flex;
    }

    .chat-section {
        padding: 110px 20px 80px 20px;
    }

    .chat-title {
        margin-bottom: 80px;
    }

    .chat-content {
        flex-direction: column;
        gap: 40px;
    }

    .spinner-wrapper {
        width: 100%;
        max-width: 350px;
        height: 400px;
    }

    .spinner-item {
        font-size: 1rem;
        padding: 15px;
    }

    .interest-display {
        width: 100%;
        max-width: 350px;
        height: 350px;
        order: -1;
    }

    .random-btn {
        padding: 14px 32px;
        font-size: 1rem;
    }

    .projects-section {
        padding: 130px 20px 100px 20px;
    }

    .projects-title {
        margin-bottom: 40px;
    }

    .filter-container {
        margin-bottom: 40px;
        gap: 8px;
    }

    .filter-tag {
        padding: 6px 16px;
        font-size: 13px;
    }

    .project-content {
        padding: 20px;
    }

    .project-title {
        font-size: 1.2rem;
    }

    .nav {
        gap: 7px;
        padding: 7px;
    }

    .nav-btn {
        padding: 10px 14px;
        font-size: 13px;
    }

    .transition-content {
        padding-left: 20px;
        padding-right: 20px;
        padding-top: 20vh;
        padding-bottom: 12vh;
    }

    .status-item {
        padding: 30px 10px;
    }

    .status-item h2 {
        font-size: clamp(2rem, 8vw, 3rem);
        margin-bottom: 30px;
    }

    .content-reveal {
        gap: 25px;
    }

    .about-section {
        padding: 130px 20px 100px 20px;
    }

    .about-container {
        flex-direction: column;
        text-align: center;
        gap: 40px;
        padding: 0;
    }

    .about-title {
        font-size: clamp(2.5rem, 10vw, 4rem);
        margin-bottom: 30px;
    }

    .about-text p {
        font-size: 1rem;
        margin-bottom: 20px;
    }

    .pixel-avatar {
        width: 250px;
        height: 313px;
    }

    .action-btn {
        padding: 12px 28px;
        font-size: 0.9rem;
    }

    .resume-section {
        padding: 130px 20px 100px 20px;
    }

    .resume-viewer {
        height: 60vh;
    }

    .download-btn {
        padding: 12px 28px;
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .nav {
        top: 15px;
        gap: 6px;
        padding: 6px;
        width: auto;
        max-width: calc(100vw - 30px);
    }

    .nav.visible,
    .nav.always-visible {
        opacity: 1;
    }

    .nav-btn {
        padding: 8px 14px;
        font-size: 12px;
        white-space: nowrap;
        outline-offset: -2px;
    }

    .transition-content {
        padding-left: 15px;
        padding-right: 15px;
        padding-top: 18vh;
        padding-bottom: 10vh;
    }

    .status-item h2 {
        font-size: clamp(2rem, 10vw, 3rem);
    }

    .about-section {
        padding: 110px 20px 80px 20px;
    }

    .about-container {
        padding: 0;
    }

    .pixel-avatar {
        width: 225px;
        height: 275px;
    }

    .projects-section {
        padding: 110px 20px 80px 20px;
    }

    .resume-section {
        padding: 110px 20px 80px 20px;
    }

    .filter-container {
        gap: 6px;
        margin-bottom: 30px;
    }

    .filter-tag {
        padding: 5px 12px;
        font-size: 12px;
    }

    .project-content {
        padding: 18px;
    }

    .project-title {
        font-size: 1.1rem;
    }

    .project-description {
        font-size: 0.9rem;
    }

    .project-tag {
        font-size: 11px;
        padding: 3px 10px;
    }
}

@media (max-width: 375px) {
    .nav {
        gap: 5px;
        padding: 5px;
    }

    .nav-btn {
        padding: 6px 12px;
        font-size: 11px;
    }

    .status-item h2 {
        font-size: clamp(1.5rem, 10vw, 2rem);
    }
}

/* Scroll Effects */
.home-section.scrolled .background-image {
    transform: scale(1.2);
}