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

:root,
[data-theme="dark"] {
    --bg: #111;
    --bg-header: #111;
    --bg-card: #1e1e1e;
    --bg-input: #111;
    --text: #ffffff;
    --text-muted: #bdbdbd;
    --text-dim: #666;
    --border: #333;
    --border-soft: #222;
    --accent: cyan;
    --accent-hover: #00bfff;
    --shadow-accent: rgba(0, 191, 255, 0.15);
    --admin-link: #2a2a2a;
    --admin-link-hover: #555;
    --hamburger: #ffffff;
    --tl-neon: #00ffff;
    --tl-glow: rgba(0, 255, 255, 0.55);
    --transition-theme: background-color 0.35s ease, color 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease;
}

[data-theme="light"] {
    --bg: #f5f7fa;
    --bg-header: #ffffff;
    --bg-card: #ffffff;
    --bg-input: #f0f2f5;
    --text: #1a1a1a;
    --text-muted: #555555;
    --text-dim: #888888;
    --border: #e0e4e8;
    --border-soft: #e8ecef;
    --accent: #0099aa;
    --accent-hover: #007a88;
    --shadow-accent: rgba(0, 153, 170, 0.12);
    --admin-link: #c0c0c0;
    --admin-link-hover: #888;
    --hamburger: #1a1a1a;
    --tl-neon: #0099aa;
    --tl-glow: rgba(0, 153, 170, 0.4);
}

html{scroll-behavior: smooth;}

body{
    background-color: var(--bg);
    color: var(--text);
    font-family: sans-serif, Arial, Helvetica;
    font-display: swap;
    transition: var(--transition-theme);
}

header{
    padding: 20px 30px;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: var(--bg-header);
    border-bottom: 1px solid var(--border-soft);
    transition: var(--transition-theme);
}

nav{
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
}

nav a{transition: .3s;}
nav a:hover{
    color: var(--accent);
    transform: translateY(-2px);
}

.nav-brand {
    text-decoration: none;
    color: var(--text);
    font-size: inherit;
    font-weight: inherit;
}

.nav-brand:hover {
    color: var(--accent);
    transform: none;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text);
    cursor: pointer;
    font-size: 16px;
    transition: 0.3s;
    z-index: 1001;
}

.theme-toggle:hover {
    border-color: var(--accent);
    color: var(--accent);
    transform: rotate(15deg);
}

.Menu {
    display: flex;
    gap: 40px;
    align-items: center;
    margin-left: auto;
    margin-right: 16px;
}

.Menu a[hidden] {
    display: none !important;
}

.Menu a{
    text-decoration: none;
    color: var(--text);
}

.Menu a:hover{
    color: var(--accent);
}

.Menu a.nav-admin {
    color: var(--accent);
    font-weight: 600;
}

.Menu a#logoutBtn {
    color: #ff6b6b;
}

.Menu a#logoutBtn:hover {
    color: #ff3333;
}

.hero{
    display: flex;
    justify-content: space-between;
    align-items: center;
    overflow: hidden;
    padding: 120px 5% 60px 5%; /* Increased top padding and used % for responsive sides */
    min-height: 80vh; /* Ensure hero takes up sufficient vertical space */
    position: relative;
}

.hero-left{flex: 1;
z-index: 1;
max-width: 450px;}
.hero-center{flex:1;
    z-index: 2;
display:flex ;
justify-content: center;
}
.hero-right{flex: 1;
z-index: 1;
flex-direction: column;
gap: 45px;
}

.hero-center img{width: 100%;
    max-width: 1020px;
    height: auto;
    display: block;
    margin: 0 auto;
border-radius:15px ;
transition: all 0.4s ease;  
cursor: pointer;
}
.hero-center img:hover{transform: scale(1.05);
filter: brightness(1.1);}

.about{margin-bottom: 40px;
scroll-maargin-top  90px}
.work{margin-bottom: 40px;
margin-top: 20px;}

.hero-left h1{
    font-size: clamp(32px, 4vw, 55px);
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-left p{
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 25px;
    text-align: justify;
    font-size: 20px;
}

.hero-right h3{
    font-size: 20px;
    margin-bottom: 10px;
}

.hero-right p{
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 25px;
    text-align: justify;
    font-size: 16px;
}
.btn{
    padding: 12px 28px;
    border: none;
    border-radius: 30px;
    cursor: pointer;
    font-size: 16px;
    display: inline-block;
    text-decoration: none;
    color: var(--accent);
    font-weight: bold;
    transition: 0.3s;
}

.contact{
    margin-bottom: 40px;
    flex-direction: column;
    gap: 15px;
    margin-top: 20px;
    scroll-margin-top: 100px;
}
.contact i{margin-right: 15px;
font-size: 24px;}
.contact-icons{
    display: flex;
    gap: 20px;
}
.contact a{
    color: var(--text);
    font-size: 24px;
    margin-right:20px ;
    transition: 0.3s;
    text-decoration: none;
}
.contact a:hover{color: var(--accent-hover);}

footer{
    color: var(--text);
    text-align: center;
    padding: 20px 0;
    margin-top: 40px;
    transition: var(--transition-theme);
}

.admin-link {
    display: inline-block;
    margin-top: 8px;
    color: var(--admin-link);
    font-size: 11px;
    text-decoration: none;
    transition: color 0.3s;
}

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

.about{padding: 120px 100px;
}

.about {
    scroll-margin-top: 120px; /* Prevent navbar overlap */
    padding: 100px 5%;
    margin-top: 60px;
}

.about h2{
    margin-bottom:40px;
    line-height: 1;
    text-align: left;
}

.about-container{
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 60px;
}

.about-text{
    flex: 1;
    max-width: 600px;
    text-align: justify;
    font-size: 16px;
    margin-top: 0;
    margin-bottom: 20px;
    line-height: 1.8;
}

.about-image{
    flex: 1;
    text-align: center;
}
   
.about-image img{
    width: 550px;
    border-radius: 10px;
}

#projects{
    display: block;
    scroll-margin-top: 90px;
    margin: 0 auto;
    padding: 60px 80px 100px 80px;
}

#projects h2{font-size: 28px;
    margin-bottom: 40px;
    color: var(--text);
    display: inline-block;
    padding-bottom: 5px;}

.projects-container {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.projects-row-first {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.projects-row-rest {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

    .projects-card h3{font-size: 20px; margin-top: 14px;}
    .projects-card   p{font-size: 16px; color: var(--text-muted); line-height: 1.6; text-align: justify;}

    .projects-card a{
        padding: 12px 28px;
    border: none;
    border-radius: 30px;
    cursor: pointer;
    font-size: 16px;
    display: inline-block;
    color: var(--accent);
    font-weight: bold;
    transition: 0.3s;
    text-decoration: underline;
    }

    .projects-card {
    background: var(--bg-card);
    padding: 30px;
    border-radius: 12px;
    border: 1px solid var(--border);
    transition: all 0.3s ease, var(--transition-theme);
}

.projects-card-clickable {
    cursor: pointer;
}

.projects-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent-hover);
    box-shadow: 0 8px 20px var(--shadow-accent);
}

.card-img-wrap {
    position: relative;
    display: block;
    overflow: hidden;
    border-radius: 8px;
    margin-bottom: 4px;
}

.projects-card img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    border-radius: 8px;
    display: block;
    transition: 0.3s;
}

.projects-card-clickable:hover img {
    filter: brightness(1.08);
}

.img-count-badge {
    position: absolute;
    bottom: 8px;
    right: 8px;
    background: rgba(0,0,0,0.65);
    color: #fff;
    font-size: 12px;
    padding: 3px 8px;
    border-radius: 20px;
    pointer-events: none;
    backdrop-filter: blur(4px);
}

.projects-card .project-link {
    position: relative;
    z-index: 1;
}

/* Experience Vertical Neon Timeline */
#experience {
    display: block;
    scroll-margin-top: 90px;
    margin: 0 auto;
    padding: 60px 80px 100px 80px;
}

#experience h2 {
    font-size: 28px;
    margin-bottom: 40px;
    color: var(--text);
    display: inline-block;
    padding-bottom: 5px;
}

.timeline {
    position: relative;
    max-width: 860px;
    margin: 0 auto;
    padding-left: 44px;
}

.timeline::before {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    left: 14px;
    width: 3px;
    background: linear-gradient(180deg, var(--tl-neon), transparent 92%);
    box-shadow: 0 0 12px var(--tl-glow), 0 0 24px var(--tl-glow);
    border-radius: 3px;
}

.timeline-item {
    position: relative;
    margin-bottom: 32px;
}

.timeline-dot {
    position: absolute;
    left: -41px;
    top: 8px;
    width: 15px;
    height: 15px;
    border-radius: 50%;
    background: var(--tl-neon);
    border: 2px solid var(--bg);
    box-shadow: 0 0 8px var(--tl-neon), 0 0 20px var(--tl-glow), 0 0 36px var(--tl-glow);
}

.timeline-content {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 22px 24px;
    transition: all 0.3s ease, var(--transition-theme);
}

.timeline-content:hover {
    border-color: var(--accent-hover);
    box-shadow: 0 8px 20px var(--shadow-accent);
    transform: translateY(-2px);
}

.timeline-period {
    display: inline-block;
    font-size: 13px;
    font-weight: bold;
    color: var(--tl-neon);
    border: 1px solid var(--tl-glow);
    background: rgba(0, 191, 255, 0.06);
    padding: 3px 12px;
    border-radius: 20px;
    margin-bottom: 10px;
}

.timeline-content h3 {
    font-size: 20px;
    margin-bottom: 2px;
    color: var(--text);
}

.timeline-company {
    font-size: 15px;
    color: var(--text-muted);
    margin-bottom: 10px;
}

.timeline-content p {
    font-size: 15px;
    color: var(--text-muted);
    line-height: 1.65;
    margin-bottom: 14px;
    text-align: justify;
}

.timeline-skills {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 14px;
}

.skill-badge {
    font-size: 12px;
    font-weight: bold;
    color: var(--tl-neon);
    border: 1px solid var(--tl-glow);
    border-radius: 20px;
    padding: 4px 12px;
    background: rgba(0, 191, 255, 0.06);
}

.timeline-docs-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border: 1px solid var(--tl-neon);
    border-radius: 30px;
    background: transparent;
    color: var(--tl-neon);
    font-size: 14px;
    font-weight: bold;
    cursor: pointer;
    transition: 0.3s;
}

.timeline-docs-btn:hover {
    background: var(--tl-neon);
    color: #111;
    box-shadow: 0 0 14px var(--tl-glow);
}

/* Dragon Mascot */
#dragonMascotWrap {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 999;
    pointer-events: none;
    width: 90px;
    opacity: 0;
    transition: opacity 0.5s ease;
    animation: rotate3DDragon 6s linear infinite;
    transform-style: preserve-3d;
}

#dragonMascotWrap.show-on-footer {
    opacity: 1;
    pointer-events: auto;
}

#dragonMascot {
    display: block;
    width: 100%;
    height: auto;
    cursor: pointer;
    user-select: none;
    -webkit-user-drag: none;
    filter: drop-shadow(0 0 12px rgba(0, 255, 255, 0.45));
    transition: transform 0.3s ease, filter 0.3s ease;
}

#dragonMascot:hover {
    transform: scale(1.15) rotate(-5deg);
    filter: drop-shadow(0 0 18px rgba(0, 255, 255, 0.7));
}

@keyframes rotate3DDragon {
    0% { transform: rotateY(0deg) translateY(0px); }
    50% { transform: rotateY(180deg) translateY(-10px); }
    100% { transform: rotateY(360deg) translateY(0px); }
}

/* Full image lightbox / carousel */
.image-lightbox {
    position: fixed;
    inset: 0;
    z-index: 2000;
    background: rgba(0, 0, 0, 0.94);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 60px 20px 40px;
    gap: 12px;
}

.image-lightbox[hidden] {
    display: none !important;
}

.lightbox-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    max-width: min(90vw, 1100px);
    flex: 1;
}

.lightbox-inner img {
    max-width: 100%;
    max-height: 80vh;
    width: auto;
    height: auto;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
    display: block;
}

.lightbox-caption {
    color: var(--text-muted);
    font-size: 15px;
    text-align: center;
    max-width: 90vw;
}

.lightbox-close {
    position: absolute;
    top: 16px;
    right: 20px;
    background: transparent;
    border: 1px solid #444;
    color: #fff;
    font-size: 28px;
    line-height: 1;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    cursor: pointer;
    transition: 0.3s;
    z-index: 10;
}

.lightbox-close:hover {
    border-color: cyan;
    color: cyan;
}

.lightbox-arrow {
    background: rgba(255,255,255,0.08);
    border: 1px solid #555;
    color: #fff;
    font-size: 40px;
    line-height: 1;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    cursor: pointer;
    transition: 0.3s;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    user-select: none;
}

.lightbox-arrow:hover {
    background: rgba(0,191,255,0.2);
    border-color: cyan;
    color: cyan;
}

.clickable-image {
    cursor: zoom-in;
}

/* Login & Form Proyek */
.auth-page {
    min-height: calc(100vh - 140px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 120px 20px 40px;
}

.auth-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 40px;
    width: 100%;
    max-width: 420px;
    transition: all 0.3s ease, var(--transition-theme);
}

.auth-card:hover {
    border-color: var(--accent-hover);
    box-shadow: 0 8px 20px var(--shadow-accent);
}

.auth-card-wide {
    max-width: 560px;
}

.auth-card h2 {
    font-size: 32px;
    margin-bottom: 8px;
    color: var(--text);
}

.auth-subtitle {
    color: var(--text-muted);
    margin-bottom: 30px;
    font-size: 16px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    color: var(--text);
}

.form-group input[type="text"],
.form-group input[type="password"],
.form-group input[type="email"],
.form-group input[type="url"],
.form-group input[type="file"],
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    font-size: 16px;
    font-family: inherit;
    transition: 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 2px var(--shadow-accent);
}

.form-group input[type="file"] {
    padding: 10px;
    cursor: pointer;
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
    line-height: 1.5;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-dim);
}

.image-preview {
    margin-top: 12px;
}

.image-preview img {
    max-width: 100%;
    max-height: 200px;
    border-radius: 8px;
    border: 1px solid var(--border);
    object-fit: cover;
}

.image-preview-grid {
    margin-top: 12px;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.preview-thumb {
    position: relative;
    width: 100px;
    height: 80px;
    flex-shrink: 0;
}

.preview-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 6px;
    border: 1px solid var(--border);
    display: block;
}

.preview-remove {
    position: absolute;
    top: -6px;
    right: -6px;
    background: #ff6b6b;
    border: none;
    color: #fff;
    font-size: 14px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    cursor: pointer;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: 0.2s;
}

.preview-remove:hover {
    background: #ff3333;
}

/* Manage list thumbnails */
.manage-thumbs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 12px;
}

.manage-thumb {
    width: 80px;
    height: 64px;
    object-fit: cover;
    border-radius: 6px;
    border: 1px solid var(--border);
    cursor: zoom-in;
    transition: 0.25s;
    flex-shrink: 0;
}

.manage-thumb:hover {
    border-color: var(--accent);
    filter: brightness(1.1);
}

.form-actions {
    display: flex;
    gap: 12px;
    margin-top: 10px;
}

.btn-primary,
.btn-secondary {
    padding: 12px 28px;
    border: none;
    border-radius: 30px;
    cursor: pointer;
    font-size: 16px;
    font-weight: bold;
    transition: 0.3s;
    flex: 1;
}

.btn-primary {
    background: var(--accent);
    color: #111;
}

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: var(--text-muted);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.form-error {
    color: #ff6b6b;
    font-size: 14px;
    margin-bottom: 12px;
    min-height: 20px;
}

.form-message {
    font-size: 14px;
    margin-bottom: 12px;
    min-height: 20px;
}

.form-message.success {
    color: var(--accent);
}

.form-message.error {
    color: #ff6b6b;
}

.auth-hint {
    margin-top: 24px;
    font-size: 13px;
    color: var(--text-dim);
    text-align: center;
}

.auth-hint strong {
    color: var(--text-muted);
}

.auth-back {
    display: block;
    text-align: center;
    margin-top: 20px;
    color: var(--accent);
    text-decoration: none;
    font-size: 14px;
    transition: 0.3s;
}

.auth-back:hover {
    color: var(--accent-hover);
}

.optional-tag {
    color: var(--text-dim);
    font-weight: normal;
    font-size: 13px;
}

.field-hint {
    font-size: 12px;
    color: var(--text-dim);
    margin-top: 6px;
}

.manage-page {
    padding: 120px 40px 40px;
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 50px;
    align-items: center;
}

.manage-list-section {
    width: 100%;
    max-width: 900px;
}

.manage-list-section h2 {
    font-size: 28px;
    margin-bottom: 8px;
    color: var(--text);
}

.project-count {
    color: var(--accent-hover);
    font-size: 14px;
    margin-top: 4px;
}

.manage-projects-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-top: 20px;
    max-height: none;
    overflow: visible;
}

.empty-list {
    color: var(--text-dim);
    text-align: center;
    padding: 30px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
}

.manage-card {
    display: block;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px;
    transition: all 0.3s ease, var(--transition-theme);
}

.manage-card:hover {
    border-color: var(--accent-hover);
    box-shadow: 0 8px 20px var(--shadow-accent);
}

.manage-card-body {
    flex: 1;
    min-width: 0;
}

.manage-card-body h3 {
    font-size: 18px;
    margin-bottom: 8px;
}

.manage-card-body p {
    color: var(--text-muted);
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: 10px;
}

.manage-link {
    color: var(--accent);
    text-decoration: none;
    font-size: 14px;
    font-weight: bold;
}

.manage-link:hover {
    color: var(--accent-hover);
}

.no-link {
    color: var(--text-dim);
    font-size: 13px;
}

.manage-actions {
    display: flex;
    gap: 10px;
    margin-top: 14px;
}

.btn-edit,
.btn-delete {
    padding: 8px 16px;
    border: none;
    border-radius: 20px;
    cursor: pointer;
    font-size: 13px;
    font-weight: bold;
    transition: 0.3s;
}

.btn-edit {
    background: transparent;
    color: var(--accent);
    border: 1px solid var(--accent);
}

.btn-edit:hover {
    background: var(--accent);
    color: #111;
}

.btn-delete {
    background: transparent;
    color: #ff6b6b;
    border: 1px solid #ff6b6b;
}

.btn-delete:hover {
    background: #ff6b6b;
    color: #111;
}

/* Admin manage tabs (Projects / Experience) */
.manage-tabs {
    display: flex;
    gap: 8px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 30px;
    padding: 6px;
}

.manage-tab {
    padding: 10px 22px;
    border: none;
    border-radius: 24px;
    background: transparent;
    color: var(--text-muted);
    font-size: 15px;
    font-weight: bold;
    cursor: pointer;
    transition: 0.3s;
}

.manage-tab:hover {
    color: var(--accent);
}

.manage-tab.active {
    background: var(--accent);
    color: #111;
}

.manage-tab-panel {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 50px;
    align-items: center;
}

.manage-tab-panel[hidden] {
    display: none;
}

.manage-period {
    color: var(--accent-hover);
    font-weight: bold;
    font-size: 13px;
    margin-bottom: 6px;
}

.manage-skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 10px;
}

.manage-skill-tag {
    font-size: 12px;
    font-weight: bold;
    color: var(--accent);
    border: 1px solid var(--accent);
    border-radius: 20px;
    padding: 3px 10px;
}

.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 1001;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 2px;
    background: var(--hamburger);
    border-radius: 2px;
    transition: 0.3s;
}

.hamburger.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 1024px) {
    .projects-row-rest {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    header {
        padding: 16px 20px;
    }

    nav {
        flex-wrap: wrap;
        position: relative;
    }

    .hamburger {
        display: flex;
    }

    .nav-actions {
        order: 2;
        margin-left: auto;
    }

    .Menu {
        display: none;
        flex-direction: column;
        gap: 0;
        width: 100%;
        background: var(--bg-header);
        padding: 10px 0 16px;
        order: 3;
        margin-left: 0;
        margin-right: 0;
        transition: var(--transition-theme);
    }

    .Menu.open {
        display: flex;
    }

    .Menu a {
        padding: 12px 4px;
        font-size: 16px;
        border-bottom: 1px solid var(--border-soft);
    }

    .Menu a:last-child {
        border-bottom: none;
    }

    .hero {
        flex-direction: column;
        padding: 100px 20px 40px;
        gap: 30px;
    }

    .hero-center {
        order: -1;
        width: 100%;
    }

    .hero-center img {
        max-width: 280px;
        margin: 0 auto;
    }

    .hero-left {
        max-width: 100%;
        text-align: center;
    }

.hero-left h1 {
    font-size: clamp(32px, 6vw, 45px);
    margin-bottom: 20px;
}

.hero-left p {
    font-size: 16px;
    line-height: 1.6;
}

    .hero-right {
        width: 100%;
    }

    .hero-right h3 {
        font-size: 20px;
    }

    .hero-right p {
        font-size: 15px;
    }

    .about {
        padding: 80px 20px 40px;
    }

    .about-container {
        flex-direction: column;
        gap: 30px;
    }

    .about-image {
        width: 100%;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
    }

    .about-image img {
        width: 100%;
        max-width: 360px;
    }

    .about-text {
        font-size: 16px;
    }

    #projects {
        padding: 60px 20px 80px;
    }

    #experience {
        padding: 60px 20px 80px;
    }

    .timeline {
        padding-left: 34px;
    }

    .timeline::before {
        left: 10px;
    }

    .timeline-dot {
        left: -31px;
        width: 13px;
        height: 13px;
    }

    .timeline-content {
        padding: 18px;
    }

    .manage-tabs {
        flex-wrap: wrap;
        border-radius: 16px;
    }

    .manage-tab {
        flex: 1;
        min-width: 140px;
        text-align: center;
    }

    #dragonMascotWrap {
        width: 64px;
        bottom: 16px;
        right: 16px;
    }

    .projects-row-first,
    .projects-row-rest {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .hero-left h1 {
        font-size: clamp(24px, 8vw, 32px);
    }

    .projects-row-first,
    .projects-row-rest {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .manage-page {
        padding: 100px 16px 30px;
    }

    .lightbox-arrow {
        width: 38px;
        height: 38px;
        font-size: 28px;
    }
}
/* Cube Carousel 3D Styles */
.cube-container {
    width: 280px;
    height: 280px;
    perspective: 1200px;
    margin: 0 auto 30px;
}

@media (min-width: 768px) {
    .cube-container {
        width: 360px;
        height: 360px;
    }
}

.cube {
    width: 100%;
    height: 100%;
    position: relative;
    transform-style: preserve-3d;
    transition: transform 0.8s cubic-bezier(0.25, 0.1, 0.25, 1);
}

.cube .face {
    position: absolute;
    width: 280px;
    height: 280px;
    background: transparent;
    border: none;
    border-radius: 10px;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: inset 0 0 0 2px var(--bg-card); /* Hide inner seams */
    transition: box-shadow 0.3s ease;
}

.cube:hover .face {
    box-shadow: inset 0 0 0 2px #00ffff, 0 0 20px rgba(0, 255, 255, 0.4);
    cursor: pointer;
}

@media (min-width: 768px) {
    .cube .face {
        width: 360px;
        height: 360px;
    }
}

.cube .face img {
    width: 101%;
    height: 101%;
    object-fit: cover;
    margin: -0.5%;
}

.cube .front  { transform: rotateY(0deg) translateZ(140px); }
.cube .right  { transform: rotateY(90deg) translateZ(140px); }
.cube .back   { transform: rotateY(180deg) translateZ(140px); }
.cube .left   { transform: rotateY(-90deg) translateZ(140px); }
.cube .top    { transform: rotateX(90deg) translateZ(140px); }
.cube .bottom { transform: rotateX(-90deg) translateZ(140px); }

@media (min-width: 768px) {
    .cube .front  { transform: rotateY(0deg) translateZ(180px); }
    .cube .right  { transform: rotateY(90deg) translateZ(180px); }
    .cube .back   { transform: rotateY(180deg) translateZ(180px); }
    .cube .left   { transform: rotateY(-90deg) translateZ(180px); }
    .cube .top    { transform: rotateX(90deg) translateZ(180px); }
    .cube .bottom { transform: rotateX(-90deg) translateZ(180px); }
}

.cube-controls {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 15px;
}

.cube-controls button {
    background: var(--primary-color);
    color: #fff;
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    font-size: 1.2rem;
    cursor: pointer;
    transition: background 0.3s;
    display: flex;
    justify-content: center;
    align-items: center;
}

.cube-controls button:hover {
    background: var(--primary-hover);
}