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

:root {
    --bg: #05070A;
    --surface: #10141F;
    --surface2: #151B2A;
    --cyan: #00F0FF;
    --magenta: #FF006B;
    --yellow: #FFE600;
    --text: #E2E8F0;
    --muted: #94A3B8;
    --border: rgba(0, 240, 255, 0.2);
}

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

body {
    background: var(--bg);
    color: var(--text);
    font-family: Inter, sans-serif;
    overflow-x: hidden
}

body::before {
    content: '';
    position: fixed;
    inset: 0;
    background: linear-gradient(rgba(0, 240, 255, 0.02) 1px, transparent 1px), linear-gradient(90deg, rgba(0, 240, 255, 0.02) 1px, transparent 1px);
    background-size: 40px 40px;
    pointer-events: none;
    z-index: -1
}

h1,
h2,
h3,
h4 {
    font-family: 'JetBrains Mono', monospace
}

.neon-cyan {
    color: var(--cyan);
    text-shadow: 0 0 8px var(--cyan)
}

.cyber-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 24px;
    background: rgba(5, 7, 10, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border)
}

.cyber-nav__logo {
    font-family: 'JetBrains Mono';
    font-weight: 700;
    letter-spacing: 2px
}

.cyber-nav__links {
    display: flex;
    gap: 24px
}

.cyber-nav__links a {
    font-family: 'JetBrains Mono';
    font-size: 13px;
    cursor: pointer;
    opacity: 0.7;
    transition: .2s
}

.cyber-nav__links a.active,
.cyber-nav__links a:hover {
    opacity: 1;
    color: var(--cyan);
    text-shadow: 0 0 6px var(--cyan)
}

.cyber-nav__burger {
    display: none;
    background: none;
    border: 1px solid var(--border);
    color: var(--cyan);
    padding: 6px 10px;
    font-family: 'JetBrains Mono';
    cursor: pointer
}

@media(max-width:800px) {
    .cyber-nav__links {
        position: absolute;
        top: 54px;
        left: 0;
        right: 0;
        background: var(--surface);
        flex-direction: column;
        padding: 20px;
        display: none;
        border-bottom: 1px solid var(--border)
    }

    .cyber-nav__links.open {
        display: flex
    }

    .cyber-nav__burger {
        display: block
    }
}

.section {
    padding: 100px 24px;
    max-width: 1200px;
    margin: 0 auto;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05)
}

.section-head {
    margin-bottom: 32px
}

.section-head h2 {
    font-size: 28px;
    margin-bottom: 8px
}

.section-count {
    color: var(--muted);
    font-size: 14px
}

.section-desc {
    color: var(--muted);
    max-width: 700px
}

.home-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 32px;
    align-items: center
}

.eyebrow {
    font-family: 'JetBrains Mono';
    font-size: 12px;
    color: var(--yellow);
    letter-spacing: 2px;
    margin-bottom: 12px
}

.glitch-title {
    font-size: 52px;
    line-height: 1.1;
    margin-bottom: 12px
}

.subtitle {
    font-size: 18px;
    margin-bottom: 16px;
    color: var(--muted)
}

.bio {
    margin-bottom: 12px;
    line-height: 1.6
}

.bio.vn {
    color: var(--muted);
    font-size: 14px;
    border-left: 2px solid var(--border);
    padding-left: 12px
}

.cta-row {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 20px;
    align-items: center
}

.cyber-btn {
    font-family: 'JetBrains Mono';
    font-size: 12px;
    padding: 10px 18px;
    border: 1px solid var(--cyan);
    background: transparent;
    color: var(--cyan);
    cursor: pointer;
    transition: .2s;
    letter-spacing: 1px
}

.cyber-btn--primary {
    background: rgba(0, 240, 255, 0.1);
    box-shadow: 0 0 12px rgba(0, 240, 255, 0.2)
}

.cyber-btn:hover {
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.4);
    transform: translateY(-1px)
}

.cyber-btn--ghost {
    border-color: var(--muted);
    color: var(--muted)
}

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

.cyber-link {
    font-family: 'JetBrains Mono';
    font-size: 12px;
    color: var(--muted);
    text-decoration: none;
    border-bottom: 1px dashed var(--muted)
}

.avatar-box {
    position: relative;
    width: 220px;
    height: 220px;
    margin: 0 auto;
    border: 1px solid var(--cyan);
    background: var(--surface);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden
}

.avatar {
    font-family: 'JetBrains Mono';
    font-size: 42px;
    font-weight: 700;
    color: var(--cyan)
}

.avatar-scan {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--cyan);
    box-shadow: 0 0 10px var(--cyan);
    animation: scan 3s linear infinite
}

@keyframes scan {
    0% {
        top: 0
    }

    100% {
        top: 100%
    }
}

.highlight-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 12px;
    margin-top: 40px
}

.highlight-card {
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 16px
}

.highlight-card__value {
    font-family: 'JetBrains Mono';
    font-size: 20px;
    color: var(--cyan);
    font-weight: 700
}

.highlight-card__label {
    font-size: 12px;
    font-family: 'JetBrains Mono';
    margin: 4px 0
}

.highlight-card__desc {
    font-size: 11px;
    color: var(--muted)
}

@media(max-width:1100px) {
    .highlight-grid {
        grid-template-columns: repeat(3, 1fr)
    }

    .home-grid {
        grid-template-columns: 1fr
    }
}

@media(max-width:600px) {
    .highlight-grid {
        grid-template-columns: repeat(2, 1fr)
    }

    .glitch-title {
        font-size: 32px
    }
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px
}

@media(max-width:900px) {
    .projects-grid {
        grid-template-columns: repeat(2, 1fr)
    }
}

@media(max-width:600px) {
    .projects-grid {
        grid-template-columns: 1fr
    }
}

.cyber-card {
    background: var(--surface);
    border: 1px solid var(--border);
    transition: .2s
}

.cyber-card:hover {
    border-color: var(--cyan);
    box-shadow: 0 0 20px rgba(0, 240, 255, .15)
}

.project-thumb {
    height: 120px;
    background: var(--surface2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'JetBrains Mono';
    font-size: 28px;
    color: var(--cyan);
    letter-spacing: 4px;
    border-bottom: 1px solid var(--border)
}

.project-body {
    padding: 16px
}

.project-top {
    display: flex;
    gap: 8px;
    margin-bottom: 8px;
    flex-wrap: wrap
}

.cyber-tag {
    font-family: 'JetBrains Mono';
    font-size: 10px;
    padding: 3px 8px;
    border: 1px solid var(--border);
    background: rgba(0, 240, 255, .08);
    color: var(--cyan)
}

.cyber-tag.ghost {
    background: transparent;
    color: var(--muted)
}

.cyber-tag.small {
    font-size: 9px
}

.project-body h3 {
    font-size: 16px;
    margin: 8px 0
}

.project-role {
    font-size: 12px;
    color: var(--muted);
    margin-bottom: 8px
}

.project-tech {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-bottom: 8px
}

.project-metrics {
    font-size: 11px;
    color: var(--muted);
    font-family: 'JetBrains Mono'
}

.project-actions {
    padding: 12px 16px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: flex-end
}

.skills-layout {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 20px
}

@media(max-width:900px) {
    .skills-layout {
        grid-template-columns: 1fr
    }
}

.skill-group {
    margin-bottom: 24px;
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 16px
}

.skill-group h4 {
    margin-bottom: 12px;
    color: var(--yellow);
    font-size: 13px
}

.skill-item {
    padding: 10px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05)
}

.skill-item:last-child {
    border: none
}

.skill-item__head {
    display: flex;
    justify-content: space-between;
    font-family: 'JetBrains Mono';
    font-size: 13px
}

.level {
    font-size: 11px;
    padding: 2px 6px;
    border: 1px solid
}

.level.advanced {
    color: var(--cyan);
    border-color: var(--cyan)
}

.level.proficient {
    color: var(--yellow);
    border-color: var(--yellow)
}

.skill-item__evidence {
    font-size: 11px;
    color: var(--muted);
    margin-top: 4px
}

.eng-box {
    background: var(--surface);
    border: 1px solid var(--magenta);
    padding: 16px
}

.eng-box h4 {
    color: var(--magenta);
    margin-bottom: 12px
}

.code-block {
    background: #0a0e18;
    border: 1px solid rgba(255, 0, 107, 0.2);
    padding: 12px;
    overflow: auto;
    margin-bottom: 12px
}

.code-block pre {
    font-family: 'JetBrains Mono';
    font-size: 11px;
    line-height: 1.5;
    color: var(--text)
}

.principles {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-bottom: 12px
}

.eng-list {
    list-style: none
}

.eng-list li {
    font-size: 12px;
    color: var(--muted);
    padding: 4px 0;
    font-family: 'JetBrains Mono'
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px
}

@media(max-width:800px) {
    .about-grid {
        grid-template-columns: 1fr
    }
}

.about-card,
.outlier-card {
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 20px
}

.avatar.small {
    width: 60px;
    height: 60px;
    font-size: 18px;
    border: 1px solid var(--cyan);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 12px
}

.workstyle {
    margin-top: 16px
}

.workstyle h4 {
    font-size: 12px;
    color: var(--yellow);
    margin-bottom: 8px
}

.ws-item {
    font-size: 12px;
    color: var(--muted);
    padding: 4px 0;
    font-family: 'JetBrains Mono'
}

.outlier-card {
    border-color: var(--yellow)
}

.outlier-card h4 {
    color: var(--yellow);
    margin-bottom: 12px
}

.outlier-points {
    margin-top: 12px
}

.outlier-points div {
    font-family: 'JetBrains Mono';
    font-size: 12px;
    padding: 4px 0
}

.resume-grid {
    display: grid;
    grid-template-columns: 1.6fr 1fr;
    gap: 20px
}

@media(max-width:900px) {
    .resume-grid {
        grid-template-columns: 1fr
    }
}

.resume-main h4 {
    color: var(--cyan);
    margin: 20px 0 8px;
    font-size: 13px
}

.resume-main h4:first-child {
    margin-top: 0
}

.exp-item {
    padding: 12px;
    background: var(--surface);
    border-left: 2px solid var(--cyan);
    margin-bottom: 12px
}

.exp-head {
    font-family: 'JetBrains Mono';
    font-size: 13px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px
}

.exp-head span {
    color: var(--muted);
    font-size: 11px
}

.exp-item p {
    font-size: 13px;
    color: var(--muted);
    margin-top: 6px
}

.contact-card {
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 20px
}

.contact-card h4 {
    margin-bottom: 12px
}

.contact-item {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    font-family: 'JetBrains Mono';
    font-size: 12px
}

.contact-item span:first-child {
    color: var(--muted)
}

.availability {
    margin: 16px 0;
    padding: 10px;
    background: rgba(255, 230, 0, 0.08);
    border: 1px solid rgba(255, 230, 0, 0.3);
    font-family: 'JetBrains Mono';
    font-size: 11px;
    display: flex;
    gap: 8px;
    align-items: center
}

.dot {
    width: 8px;
    height: 8px;
    background: var(--yellow);
    border-radius: 50%;
    box-shadow: 0 0 6px var(--yellow);
    animation: pulse 2s infinite
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1
    }

    50% {
        opacity: 0.4
    }
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 12px
}

.contact-form input,
.contact-form textarea {
    background: var(--bg);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 10px;
    font-family: 'JetBrains Mono';
    font-size: 12px
}

.contact-form textarea {
    min-height: 80px;
    resize: vertical
}

.cyber-modal {
    position: fixed;
    inset: 0;
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px
}

.cyber-modal.hidden {
    display: none
}

.cyber-modal__overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(4px)
}

.cyber-modal__box {
    position: relative;
    background: var(--surface);
    border: 1px solid var(--cyan);
    max-width: 700px;
    width: 100%;
    max-height: 85vh;
    overflow: auto;
    padding: 24px;
    box-shadow: 0 0 30px rgba(0, 240, 255, 0.2)
}

.cyber-modal__close {
    position: absolute;
    top: 12px;
    right: 12px;
    background: none;
    border: 1px solid var(--border);
    color: var(--muted);
    padding: 4px 8px;
    cursor: pointer;
    font-family: 'JetBrains Mono'
}

.modal-head {
    display: flex;
    gap: 12px;
    align-items: center;
    margin-bottom: 8px
}

.modal-head h2 {
    font-size: 20px
}

.modal-role {
    font-size: 12px;
    color: var(--muted);
    margin-bottom: 12px
}

.modal-tech {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-bottom: 16px
}

.modal-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 16px
}

@media(max-width:600px) {
    .modal-grid {
        grid-template-columns: 1fr
    }
}

.modal-grid h4 {
    font-size: 11px;
    color: var(--yellow);
    margin-bottom: 6px
}

.modal-grid p {
    font-size: 13px;
    line-height: 1.5;
    color: var(--muted)
}

.modal-metrics {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 16px;
    padding: 12px;
    background: var(--surface2);
    border: 1px solid var(--border)
}

.metric {
    font-family: 'JetBrains Mono';
    font-size: 11px
}

.metric span {
    color: var(--muted);
    margin-right: 6px
}

.metric b {
    color: var(--cyan)
}

.modal-actions {
    display: flex;
    gap: 12px;
    margin-top: 16px
}


/* BLOGS - same as projects but full-scene modal */
.blogs-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
    width: 100%
}

@media(max-width:900px) {
    .blogs-grid {
        grid-template-columns: repeat(2, 1fr)
    }
}

@media(max-width:600px) {
    .blogs-grid {
        grid-template-columns: 1fr
    }
}

.blog-card .blog-thumb {
    height: 100px;
    background: linear-gradient(135deg, var(--surface2), #1a2332);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'JetBrains Mono';
    font-size: 18px;
    color: var(--yellow);
    letter-spacing: 2px;
    border-bottom: 1px solid var(--border)
}

.blog-body {
    padding: 14px;
    flex: 1
}

.blog-top {
    display: flex;
    gap: 6px;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 8px;
    flex-wrap: wrap
}

.blog-date {
    font-family: 'JetBrains Mono';
    font-size: 9px;
    color: var(--muted)
}

.blog-body h3 {
    font-size: 13px;
    line-height: 1.3;
    margin-bottom: 6px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden
}

.blog-summary {
    font-size: 11px;
    color: var(--muted);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 8px
}

.blog-tags {
    display: flex;
    gap: 4px;
    flex-wrap: wrap
}

.blog-actions {
    padding: 10px 14px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: flex-end
}

/* BLOG FULL SCENE MODAL */
.blog-modal {
    position: fixed;
    inset: 0;
    z-index: 300;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    padding: 0;
    overflow: hidden
}

.blog-modal.hidden {
    display: none
}

.blog-modal__bg {
    position: absolute;
    inset: 0;
    background: rgba(5, 7, 10, 0.92);
    backdrop-filter: blur(8px)
}

.blog-modal__container {
    position: relative;
    width: 100%;
    max-width: 900px;
    height: 100vh;
    overflow-y: auto;
    background: var(--bg);
    border-left: 1px solid var(--border);
    border-right: 1px solid var(--border);
    padding: 0;
    animation: slideUp .35s ease
}

@keyframes slideUp {
    from {
        transform: translateY(40px);
        opacity: 0
    }

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

.blog-modal__header {
    position: sticky;
    top: 0;
    z-index: 2;
    background: rgba(5, 7, 10, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    padding: 14px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px
}

.blog-full-thumb {
    height: 180px;
    background: linear-gradient(135deg, #10141F, #1a2332);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'JetBrains Mono';
    font-size: 36px;
    color: var(--yellow);
    letter-spacing: 4px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 0
}

.blog-full-title {
    font-size: 28px;
    line-height: 1.2;
    padding: 24px 24px 0 24px
}

.blog-full-summary {
    font-size: 14px;
    color: var(--muted);
    padding: 12px 24px 0 24px;
    line-height: 1.5;
    border-left: 2px solid var(--yellow);
    margin: 16px 24px 0 24px
}

.blog-full-tags {
    padding: 16px 24px;
    display: flex;
    gap: 6px;
    flex-wrap: wrap
}

.blog-full-divider {
    height: 1px;
    background: var(--border);
    margin: 0 24px
}

.blog-full-body {
    padding: 24px;
    font-size: 13px;
    line-height: 1.7;
    color: var(--text)
}

.blog-full-body h2 {
    font-size: 20px;
    margin: 20px 0 10px;
    color: var(--cyan)
}

.blog-full-body h3 {
    font-size: 16px;
    margin: 16px 0 8px;
    color: var(--yellow)
}

.blog-full-body p {
    margin-bottom: 10px;
    color: var(--muted)
}

.blog-full-body .code-block {
    margin: 14px 0
}

.inline-code {
    background: rgba(0, 240, 255, 0.1);
    border: 1px solid var(--border);
    padding: 1px 6px;
    font-family: 'JetBrains Mono';
    font-size: 11px;
    color: var(--cyan)
}

@media(max-width:600px) {
    .blog-full-title {
        font-size: 22px;
        padding: 16px 16px 0 16px
    }

    .blog-full-body {
        padding: 16px
    }
}

/* SOUND CONTROL */
.cyber-nav__right {
    display: flex;
    align-items: center;
    gap: 12px
}

.sound-control {
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(0, 240, 255, 0.06);
    border: 1px solid var(--border);
    padding: 4px 8px
}

.sound-control__group {
    display: flex;
    gap: 6px
}

.sound-btn {
    font-family: 'JetBrains Mono';
    font-size: 10px;
    padding: 4px 8px;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--muted);
    cursor: pointer;
    transition: .2s
}

.sound-btn.active {
    border-color: var(--cyan);
    color: var(--cyan);
    background: rgba(0, 240, 255, 0.1);
    box-shadow: 0 0 8px rgba(0, 240, 255, 0.2)
}

.sound-btn:hover {
    border-color: var(--cyan);
    color: var(--cyan)
}

.sound-visualizer {
    display: flex;
    gap: 2px;
    align-items: flex-end;
    height: 16px
}

.sound-visualizer .bar {
    width: 3px;
    height: 4px;
    background: var(--cyan);
    opacity: 0.3;
    transition: .2s
}

.sound-visualizer.playing .bar {
    animation: viz 0.5s ease-in-out infinite alternate
}

.sound-visualizer.playing .bar:nth-child(2) {
    animation-delay: .1s
}

.sound-visualizer.playing .bar:nth-child(3) {
    animation-delay: .2s
}

.sound-visualizer.playing .bar:nth-child(4) {
    animation-delay: .3s
}

@keyframes viz {
    0% {
        height: 4px;
        opacity: .3
    }

    100% {
        height: 14px;
        opacity: 1
    }
}

@media(max-width:800px) {
    .sound-control {
        padding: 3px 6px
    }

    .sound-btn {
        font-size: 9px;
        padding: 3px 6px
    }

    .sound-visualizer {
        display: none
    }
}