:root {
    --bg: #070a12;
    --bg-soft: #0d1322;
    --panel: rgba(15, 23, 42, 0.88);
    --panel-solid: #10192a;
    --text: #eef4ff;
    --text-soft: #b6c2d9;
    --text-muted: #8290a8;
    --cyan: #53f6ff;
    --cyan-soft: rgba(83, 246, 255, 0.12);
    --pink: #ff5fca;
    --pink-soft: rgba(255, 95, 202, 0.12);
    --lime: #b9f46e;
    --line: rgba(148, 163, 184, 0.2);
    --line-bright: rgba(83, 246, 255, 0.45);
    --shadow: 0 24px 70px rgba(0, 0, 0, 0.34);
    --radius: 20px;
    --radius-small: 12px;
    --container: 1160px;
    --font-body: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --font-mono: "Space Mono", "SFMono-Regular", Consolas, monospace;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    min-height: 100vh;
    margin: 0;
    color: var(--text);
    background:
        radial-gradient(circle at 15% 10%, rgba(83, 246, 255, 0.08), transparent 28rem),
        radial-gradient(circle at 85% 20%, rgba(255, 95, 202, 0.07), transparent 30rem),
        var(--bg);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.7;
    text-rendering: optimizeLegibility;
}

body::before {
    position: fixed;
    inset: 0;
    z-index: -1;
    content: "";
    pointer-events: none;
    opacity: 0.22;
    background-image:
        linear-gradient(rgba(83, 246, 255, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(83, 246, 255, 0.05) 1px, transparent 1px);
    background-size: 52px 52px;
    mask-image: linear-gradient(to bottom, black, transparent 80%);
}

::selection {
    color: #041013;
    background: var(--cyan);
}

a {
    color: inherit;
}

img {
    display: block;
    max-width: 100%;
}

button,
a {
    -webkit-tap-highlight-color: transparent;
}

:focus-visible {
    outline: 3px solid var(--cyan);
    outline-offset: 4px;
}

.skip-link {
    position: fixed;
    top: 0.75rem;
    left: 0.75rem;
    z-index: 2000;
    padding: 0.7rem 1rem;
    color: #041013;
    background: var(--cyan);
    border-radius: 8px;
    font-weight: 800;
    transform: translateY(-160%);
}

.skip-link:focus {
    transform: translateY(0);
}

.container {
    width: min(calc(100% - 2rem), var(--container));
    margin-inline: auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--line);
    background: rgba(7, 10, 18, 0.86);
    backdrop-filter: blur(18px);
}

.nav {
    min-height: 76px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    text-decoration: none;
}

.brand__image {
    width: 46px;
    height: 46px;
    border: 1px solid var(--line-bright);
    border-radius: 12px;
    object-fit: cover;
    box-shadow: 0 0 24px rgba(83, 246, 255, 0.16);
}

.brand__text {
    display: grid;
    line-height: 1.15;
}

.brand__name {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: -0.03em;
}

.brand__role {
    margin-top: 0.22rem;
    color: var(--text-muted);
    font-size: 0.73rem;
}

.nav__links {
    display: flex;
    align-items: center;
    gap: 0.2rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.nav__link {
    display: inline-flex;
    padding: 0.55rem 0.72rem;
    color: var(--text-soft);
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 650;
    text-decoration: none;
}

.nav__link:hover,
.nav__link[aria-current="page"] {
    color: var(--text);
    background: var(--cyan-soft);
}

.nav__link[aria-current="page"]::before {
    margin-right: 0.4rem;
    color: var(--cyan);
    content: "•";
}

.nav__toggle {
    display: none;
    width: 44px;
    height: 44px;
    padding: 0;
    border: 1px solid var(--line);
    border-radius: 10px;
    color: var(--text);
    background: var(--panel);
    cursor: pointer;
}

.nav__toggle span {
    display: block;
    width: 20px;
    height: 2px;
    margin: 4px auto;
    background: currentColor;
    transition: transform 160ms ease, opacity 160ms ease;
}

.nav__toggle[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
}

.nav__toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

.nav__toggle[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
}

main {
    overflow: clip;
}

.section {
    padding: 5rem 0;
}

.section--compact {
    padding: 3.5rem 0;
}

.section--tinted {
    border-block: 1px solid var(--line);
    background: rgba(13, 19, 34, 0.58);
}

.eyebrow {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    margin: 0 0 1rem;
    color: var(--cyan);
    font-family: var(--font-mono);
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.eyebrow::before {
    width: 28px;
    height: 1px;
    content: "";
    background: currentColor;
    box-shadow: 0 0 10px currentColor;
}

.hero {
    padding: clamp(5.2rem, 10vw, 8.5rem) 0 5.5rem;
}

.hero__grid {
    display: grid;
    grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.65fr);
    align-items: center;
    gap: clamp(2.5rem, 7vw, 6rem);
}

.hero h1,
.page-hero h1 {
    max-width: 900px;
    margin: 0;
    font-family: var(--font-mono);
    font-size: clamp(2.55rem, 7vw, 5.65rem);
    line-height: 1.02;
    letter-spacing: -0.065em;
}

.hero h1 .accent,
.page-hero h1 .accent {
    color: var(--cyan);
    text-shadow: 0 0 28px rgba(83, 246, 255, 0.24);
}

.hero__lede,
.page-hero__lede {
    max-width: 720px;
    margin: 1.55rem 0 0;
    color: var(--text-soft);
    font-size: clamp(1.08rem, 2vw, 1.3rem);
    line-height: 1.72;
}

.actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.85rem;
    margin-top: 2rem;
}

.button {
    display: inline-flex;
    min-height: 48px;
    align-items: center;
    justify-content: center;
    gap: 0.55rem;
    padding: 0.75rem 1.1rem;
    border: 1px solid var(--line-bright);
    border-radius: 10px;
    color: #031114;
    background: var(--cyan);
    box-shadow: 0 0 28px rgba(83, 246, 255, 0.14);
    font-weight: 800;
    text-decoration: none;
    transition: transform 160ms ease, box-shadow 160ms ease;
}

.button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 34px rgba(83, 246, 255, 0.22);
}

.button--secondary {
    color: var(--text);
    background: rgba(15, 23, 42, 0.75);
    border-color: var(--line);
    box-shadow: none;
}

.button--small {
    min-height: 42px;
    padding: 0.55rem 0.9rem;
    font-size: 0.9rem;
}

.profile-panel,
.card,
.project-card,
.article-card,
.contact-card,
.resume-block {
    position: relative;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--panel);
    box-shadow: var(--shadow);
}

.profile-panel {
    overflow: hidden;
}

.panel__bar {
    display: flex;
    min-height: 42px;
    align-items: center;
    justify-content: space-between;
    padding: 0 1rem;
    border-bottom: 1px solid var(--line);
    color: var(--text-muted);
    font-family: var(--font-mono);
    font-size: 0.7rem;
}

.panel__lights {
    display: flex;
    gap: 0.4rem;
}

.panel__lights span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-muted);
}

.panel__lights span:first-child {
    background: var(--pink);
}

.panel__lights span:last-child {
    background: var(--cyan);
}

.profile-panel__body {
    padding: 1.5rem;
}

.profile-row {
    display: grid;
    grid-template-columns: 100px 1fr;
    gap: 1rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--line);
}

.profile-row:last-child {
    border-bottom: 0;
}

.profile-row dt {
    color: var(--text-muted);
    font-family: var(--font-mono);
    font-size: 0.74rem;
    text-transform: uppercase;
}

.profile-row dd {
    margin: 0;
    color: var(--text-soft);
    font-size: 0.92rem;
}

.signal {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--lime);
    font-family: var(--font-mono);
    font-size: 0.76rem;
}

.signal::before {
    width: 8px;
    height: 8px;
    content: "";
    border-radius: 50%;
    background: currentColor;
    box-shadow: 0 0 14px currentColor;
}

.section-heading {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 2rem;
    margin-bottom: 2rem;
}

.section-heading h2,
.content-heading {
    margin: 0;
    font-family: var(--font-mono);
    font-size: clamp(1.75rem, 4vw, 2.65rem);
    line-height: 1.18;
    letter-spacing: -0.045em;
}

.section-heading p {
    max-width: 560px;
    margin: 0;
    color: var(--text-soft);
}

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

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.2rem;
}

.card {
    padding: 1.45rem;
    box-shadow: none;
}

.card__index {
    color: var(--pink);
    font-family: var(--font-mono);
    font-size: 0.72rem;
}

.card h3 {
    margin: 0.7rem 0 0.45rem;
    font-family: var(--font-mono);
    font-size: 1.05rem;
}

.card p {
    margin: 0;
    color: var(--text-soft);
    font-size: 0.94rem;
}

.page-hero {
    padding: 5.5rem 0 3.5rem;
}

.page-hero h1 {
    max-width: 800px;
    font-size: clamp(2.45rem, 6vw, 4.7rem);
}

.prose {
    max-width: 760px;
    color: var(--text-soft);
    font-size: 1.08rem;
}

.prose p {
    margin: 0 0 1.3rem;
}

.prose strong {
    color: var(--text);
}

.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 1.1rem 0 0;
    padding: 0;
    list-style: none;
}

.tag {
    padding: 0.38rem 0.68rem;
    color: var(--cyan);
    border: 1px solid rgba(83, 246, 255, 0.2);
    border-radius: 999px;
    background: var(--cyan-soft);
    font-family: var(--font-mono);
    font-size: 0.72rem;
}

.project-list {
    display: grid;
    gap: 1.25rem;
}

.project-card {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 2rem;
    padding: clamp(1.4rem, 4vw, 2.1rem);
    box-shadow: none;
}

.project-card--featured {
    border-color: var(--line-bright);
    background:
        linear-gradient(135deg, rgba(83, 246, 255, 0.08), transparent 42%),
        var(--panel);
}

.project-card--favorite {
    border-color: rgba(255, 95, 202, 0.5);
    background:
        linear-gradient(135deg, rgba(255, 95, 202, 0.11), transparent 45%),
        var(--panel);
}

.project-card__number {
    color: var(--pink);
    font-family: var(--font-mono);
    font-size: 0.75rem;
}

.project-card h2,
.project-card h3 {
    margin: 0.5rem 0 0.6rem;
    font-family: var(--font-mono);
    font-size: clamp(1.3rem, 3vw, 1.85rem);
    letter-spacing: -0.03em;
}

.project-card p {
    max-width: 720px;
    margin: 0;
    color: var(--text-soft);
}

.project-card__aside {
    min-width: 150px;
    text-align: right;
}

.status {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.38rem 0.66rem;
    color: var(--text-soft);
    border: 1px solid var(--line);
    border-radius: 999px;
    font-family: var(--font-mono);
    font-size: 0.68rem;
    white-space: nowrap;
}

.status--live {
    color: var(--lime);
    border-color: rgba(185, 244, 110, 0.25);
    background: rgba(185, 244, 110, 0.08);
}

.status--favorite {
    color: #ff9dde;
    border-color: rgba(255, 95, 202, 0.32);
    background: var(--pink-soft);
}

.text-link {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    margin-top: 1.2rem;
    color: var(--cyan);
    font-weight: 750;
    text-decoration-thickness: 1px;
    text-underline-offset: 5px;
}

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

.article-card {
    display: grid;
    grid-template-columns: 150px 1fr auto;
    align-items: center;
    gap: 2rem;
    padding: 1.7rem;
    box-shadow: none;
}

.article-card time,
.article-meta {
    color: var(--text-muted);
    font-family: var(--font-mono);
    font-size: 0.78rem;
}

.article-card h2 {
    margin: 0 0 0.4rem;
    font-family: var(--font-mono);
    font-size: 1.2rem;
}

.article-card p {
    margin: 0;
    color: var(--text-soft);
}

.article {
    width: min(calc(100% - 2rem), 780px);
    margin-inline: auto;
    padding: 5rem 0;
}

.article__header {
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--line);
}

.article__header h1 {
    margin: 0.8rem 0 1.2rem;
    font-family: var(--font-mono);
    font-size: clamp(2.25rem, 6vw, 4.3rem);
    line-height: 1.08;
    letter-spacing: -0.055em;
}

.article__dek {
    color: var(--text-soft);
    font-size: 1.2rem;
}

.article__content {
    color: #d5deed;
    font-size: 1.08rem;
}

.article__content h2 {
    margin: 2.8rem 0 1rem;
    color: var(--text);
    font-family: var(--font-mono);
    font-size: 1.6rem;
    letter-spacing: -0.035em;
}

.article__content h3 {
    margin: 2.2rem 0 0.7rem;
    color: var(--text);
}

.article__content p,
.article__content ul {
    margin: 0 0 1.4rem;
}

.article__content blockquote {
    margin: 2rem 0;
    padding: 1rem 1.4rem;
    color: var(--text);
    border-left: 3px solid var(--pink);
    background: var(--pink-soft);
}

.article__content code {
    padding: 0.16rem 0.35rem;
    color: var(--cyan);
    border-radius: 5px;
    background: var(--cyan-soft);
    font-family: var(--font-mono);
    font-size: 0.9em;
}

.resume-grid {
    display: grid;
    grid-template-columns: 0.78fr 1.22fr;
    gap: 1.2rem;
}

.resume-block {
    padding: 1.7rem;
    box-shadow: none;
}

.resume-block h2 {
    margin: 0 0 1rem;
    font-family: var(--font-mono);
    font-size: 1.25rem;
}

.resume-block h3 {
    margin: 1.25rem 0 0.25rem;
    font-size: 1rem;
}

.resume-block p,
.resume-block li {
    color: var(--text-soft);
}

.resume-block ul {
    margin: 0.6rem 0 0;
    padding-left: 1.2rem;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.2rem;
}

.contact-card {
    padding: 1.7rem;
    box-shadow: none;
}

.contact-card h2 {
    margin: 0 0 0.45rem;
    font-family: var(--font-mono);
    font-size: 1.3rem;
}

.contact-card p {
    margin: 0;
    color: var(--text-soft);
}

.contact-card__label {
    color: var(--pink);
    font-family: var(--font-mono);
    font-size: 0.72rem;
}

.notice {
    padding: 1rem 1.2rem;
    color: var(--text-soft);
    border: 1px solid var(--line);
    border-radius: var(--radius-small);
    background: rgba(15, 23, 42, 0.65);
}

.site-footer {
    padding: 2.5rem 0;
    border-top: 1px solid var(--line);
}

.footer__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.footer__copy {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.88rem;
}

.footer__links {
    display: flex;
    flex-wrap: wrap;
    gap: 1.2rem;
}

.footer__links a {
    color: var(--text-soft);
    font-size: 0.88rem;
    font-weight: 700;
    text-decoration: none;
}

.footer__links a:hover {
    color: var(--cyan);
}

.error-page {
    min-height: calc(100vh - 158px);
    display: grid;
    place-items: center;
    padding: 4rem 0;
    text-align: center;
}

.error-code {
    margin: 0;
    color: var(--cyan);
    font-family: var(--font-mono);
    font-size: clamp(5rem, 18vw, 10rem);
    line-height: 1;
    text-shadow: 0 0 35px rgba(83, 246, 255, 0.24);
}

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

    .hero__grid {
        gap: 3rem;
    }

    .grid-3 {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 760px) {
    .nav {
        min-height: 68px;
    }

    .brand__image {
        width: 40px;
        height: 40px;
    }

    .brand__role {
        display: none;
    }

    .nav__toggle {
        display: block;
    }

    .nav__links {
        position: fixed;
        top: 68px;
        right: 0;
        left: 0;
        display: none;
        padding: 0.75rem 1rem 1.2rem;
        border-bottom: 1px solid var(--line);
        background: rgba(7, 10, 18, 0.98);
        box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    }

    .nav__links[data-open="true"] {
        display: grid;
    }

    .nav__link {
        width: 100%;
        padding: 0.8rem;
    }

    .hero,
    .page-hero {
        padding-top: 4.2rem;
    }

    .section {
        padding: 4rem 0;
    }

    .section-heading {
        display: block;
    }

    .section-heading p {
        margin-top: 0.8rem;
    }

    .grid-3,
    .grid-2,
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .project-card {
        grid-template-columns: 1fr;
        gap: 1.1rem;
    }

    .project-card__aside {
        text-align: left;
    }

    .article-card {
        grid-template-columns: 1fr;
        gap: 0.8rem;
    }

    .footer__inner {
        display: grid;
    }
}

@media (max-width: 480px) {
    body {
        font-size: 15px;
    }

    .container,
    .article {
        width: min(calc(100% - 1.25rem), var(--container));
    }

    .brand__name {
        font-size: 0.78rem;
    }

    .profile-row {
        grid-template-columns: 82px 1fr;
    }

    .actions {
        display: grid;
    }

    .button {
        width: 100%;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
    }
}