:root {
    color-scheme: light;
    --site-bg: #f3f6f5;
    --site-surface: #ffffff;
    --site-surface-soft: #eaf0ee;
    --site-text: #172321;
    --site-muted: #5e6d69;
    --site-border: #d9e2df;
    --site-accent: #147d72;
    --site-accent-strong: #0e655c;
    --site-shadow: 0 16px 40px rgba(25, 52, 46, 0.09);
}

:root[data-theme="dark"] {
    color-scheme: dark;
    --site-bg: #101817;
    --site-surface: #17211f;
    --site-surface-soft: #202c29;
    --site-text: #edf4f1;
    --site-muted: #a0b0aa;
    --site-border: #34423e;
    --site-accent: #72c9b9;
    --site-accent-strong: #a1e1d5;
    --site-shadow: 0 18px 44px rgba(0, 0, 0, 0.24);
}

html {
    background: var(--site-bg);
    color-scheme: light;
    scroll-behavior: smooth;
}

html[data-theme="dark"] {
    color-scheme: dark;
}

body {
    background: var(--site-bg) !important;
    color: var(--site-text) !important;
    transition: background-color 180ms ease, color 180ms ease;
}

body::before {
    background:
        radial-gradient(ellipse at 12% 0%, rgba(20, 125, 114, 0.07), transparent 34%),
        radial-gradient(ellipse at 92% 18%, rgba(215, 149, 76, 0.055), transparent 30%);
    animation: none;
}

.hero .profile-image::before {
    display: none;
}

.hero .profile-image img {
    border-color: var(--site-surface) !important;
    box-shadow: 0 0 0 2px var(--site-accent), 0 12px 30px rgba(20, 125, 114, 0.18);
}

.hero .content h1 {
    color: var(--site-text) !important;
}

.hero .content h1 span {
    background: none !important;
    color: var(--site-accent-strong) !important;
    -webkit-text-fill-color: currentColor !important;
}

.hero .content p {
    color: var(--site-muted) !important;
}

.hero .content p span {
    color: var(--site-text) !important;
}

.hero .buttons .btn:not(.btn-marketplace) {
    background: var(--site-surface) !important;
    color: var(--site-accent-strong) !important;
    border-color: var(--site-border) !important;
    box-shadow: 0 4px 14px rgba(23, 35, 33, 0.07) !important;
}

.hero .buttons .btn-marketplace {
    background: var(--site-accent-strong) !important;
    color: #ffffff !important;
    border-color: var(--site-accent-strong) !important;
    box-shadow: 0 6px 18px rgba(14, 101, 92, 0.2) !important;
}

.hero .buttons .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 9px 22px rgba(23, 35, 33, 0.14) !important;
}

.hero .socials a {
    background: var(--site-surface) !important;
    color: var(--site-muted) !important;
    border-color: var(--site-border) !important;
}

.hero .socials a:hover {
    color: var(--site-accent-strong) !important;
    border-color: var(--site-accent) !important;
    box-shadow: 0 8px 18px rgba(23, 35, 33, 0.1) !important;
}

:root[data-theme="dark"] .hero .buttons .btn-marketplace {
    background: var(--site-accent) !important;
    color: #101817 !important;
    border-color: var(--site-accent) !important;
}

.projects h2,
.projects .project h3 {
    color: var(--site-text) !important;
}

.projects h2::after {
    background: var(--site-accent) !important;
}

.projects .project {
    background: var(--site-surface) !important;
    color: var(--site-text) !important;
    border: 1px solid var(--site-border) !important;
    border-radius: 12px;
    box-shadow: var(--site-shadow) !important;
}

.projects .project::before {
    background: linear-gradient(135deg, rgba(20, 125, 114, 0.08), rgba(215, 149, 76, 0.06));
}

.projects .project:hover {
    border-color: var(--site-accent) !important;
    box-shadow: var(--site-shadow) !important;
}

.projects .project h3 i {
    color: var(--site-accent) !important;
}

.projects .project p {
    color: var(--site-muted) !important;
}

.community {
    background: linear-gradient(180deg, transparent, color-mix(in srgb, var(--site-surface-soft) 70%, transparent)) !important;
}

.community h2,
.community > p {
    color: var(--site-text) !important;
}

.community > p {
    color: var(--site-muted) !important;
}

.community > div.reveal {
    background: var(--site-surface) !important;
    border: 1px solid var(--site-border) !important;
    border-radius: 12px !important;
    box-shadow: var(--site-shadow) !important;
}

.community > div.reveal > i,
.community > div.reveal > h3 {
    color: var(--site-accent-strong) !important;
}

.community > div.reveal > p {
    color: var(--site-muted) !important;
}

.community > div.reveal > a {
    background: var(--site-accent-strong) !important;
    color: #ffffff !important;
    box-shadow: 0 6px 18px rgba(14, 101, 92, 0.2) !important;
}

:root[data-theme="dark"] .community > div.reveal > a {
    background: var(--site-accent) !important;
    color: #101817 !important;
}

.about-section,
.contact-container,
.policy-container {
    background: var(--site-surface) !important;
    color: var(--site-text) !important;
    border-color: var(--site-border) !important;
    box-shadow: var(--site-shadow) !important;
    backdrop-filter: none;
}

.about-section::before,
.contact-container::before {
    background: linear-gradient(135deg, rgba(20, 125, 114, 0.035), rgba(215, 149, 76, 0.025)) !important;
}

.about-content h1,
.contact-container h1,
.policy-container h1,
.about-section h3,
.about-section h4,
.contact-container label,
.policy-container h3,
.policy-container h4,
.policy-container strong {
    color: var(--site-text) !important;
}

.about-content h1 span,
.contact-container h1 span,
.policy-container h1 span {
    background: none !important;
    color: var(--site-accent-strong) !important;
    -webkit-text-fill-color: currentColor !important;
}

.about-section p,
.about-section li,
.contact-container > p,
.policy-container p,
.policy-container li {
    color: var(--site-muted) !important;
}

.about-section strong {
    color: var(--site-text) !important;
}

.about-section h3 i,
.about-section .internship-section p:first-of-type,
.policy-container h2,
.policy-container li::before {
    color: var(--site-accent-strong) !important;
}

.about-image img {
    border-color: var(--site-surface) !important;
    box-shadow: 0 0 0 2px var(--site-accent), 0 12px 28px rgba(20, 125, 114, 0.15) !important;
}

.about-section .skills-section div > span {
    background: var(--site-surface-soft) !important;
    color: var(--site-accent-strong) !important;
    border-color: var(--site-border) !important;
    border-radius: 6px !important;
}

.about-section .contact-btn,
.contact-container button[type="submit"] {
    background: var(--site-accent-strong) !important;
    color: #ffffff !important;
    border: 1px solid var(--site-accent-strong) !important;
    box-shadow: 0 6px 18px rgba(14, 101, 92, 0.18) !important;
}

.about-section .contact-btn + .contact-btn {
    background: var(--site-surface) !important;
    color: var(--site-accent-strong) !important;
    border-color: var(--site-border) !important;
    box-shadow: none !important;
}

.contact-container .input-group i {
    color: var(--site-muted) !important;
}

.contact-container input,
.contact-container textarea {
    background: var(--site-surface-soft) !important;
    color: var(--site-text) !important;
    border-color: var(--site-border) !important;
}

.contact-container input:focus,
.contact-container textarea:focus {
    border-color: var(--site-accent) !important;
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--site-accent) 18%, transparent) !important;
}

.policy-container h2 {
    border-bottom-color: var(--site-border) !important;
}

.policy-container a {
    color: var(--site-accent-strong) !important;
}

.policy-container a:hover {
    color: var(--site-accent) !important;
}

:root[data-theme="dark"] .about-section .contact-btn,
:root[data-theme="dark"] .contact-container button[type="submit"] {
    background: var(--site-accent) !important;
    color: #101817 !important;
    border-color: var(--site-accent) !important;
}

:root[data-theme="dark"] .about-section .contact-btn + .contact-btn {
    background: var(--site-surface-soft) !important;
    color: var(--site-accent-strong) !important;
    border-color: var(--site-border) !important;
}

:root[data-theme="dark"] .policy-container a {
    color: var(--site-accent) !important;
}

body > header {
    background: color-mix(in srgb, var(--site-surface) 92%, transparent) !important;
    border-bottom: 1px solid var(--site-border) !important;
    box-shadow: 0 8px 28px rgba(25, 52, 46, 0.06);
    gap: 20px;
}

body > header .logo,
body > header .menu-toggle span {
    color: var(--site-text) !important;
    text-shadow: none !important;
}

body > header nav ul a {
    color: var(--site-muted) !important;
}

body > header nav ul a:hover,
body > header nav ul a.active-link {
    color: var(--site-accent) !important;
}

body > header nav ul a::after {
    background: var(--site-accent) !important;
}

body > header .menu-toggle span {
    background: var(--site-text) !important;
}

.article-container,
.card,
.tool-card,
.post,
.note-card,
.project-card,
.tool-card-container,
.content-card,
.stat-card,
.upload-area {
    background-color: var(--site-surface) !important;
    color: var(--site-text) !important;
    border-color: var(--site-border) !important;
    box-shadow: var(--site-shadow);
}

.article-container {
    border-radius: 12px;
    line-height: 1.78;
    min-width: 0;
}

.article-container > article {
    width: 100%;
    min-width: 0;
    max-width: 100%;
    overflow-wrap: anywhere;
}

.article-container h1,
.article-container h3,
.comments-title,
.tool-title,
.post h2,
.post h3,
.card h2,
.card h3 {
    color: var(--site-text) !important;
}

.article-container h2,
.comments-title i {
    color: var(--site-accent) !important;
}

.article-container p,
.article-container li,
.tool-desc,
.post p,
.post-meta {
    color: var(--site-muted) !important;
}

.article-container strong,
.article-container b {
    color: var(--site-text) !important;
}

.article-container code:not(pre code) {
    padding: 0.12em 0.35em;
    border-radius: 4px;
    background: var(--site-surface-soft) !important;
    color: var(--site-accent-strong) !important;
    overflow-wrap: anywhere;
}

.article-container pre {
    max-width: 100%;
    min-width: 0;
    background: var(--site-surface-soft) !important;
    color: var(--site-text) !important;
    border-color: var(--site-border) !important;
    overflow-x: auto !important;
}

.article-container pre code {
    color: var(--site-text) !important;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
}

.article-container .formula-box,
.article-container .faq-item,
.article-container .roadmap-step,
.article-container .concept-card,
.article-container .highlight-box,
.article-container blockquote,
.article-container .note-box,
.article-container .example-box {
    background: var(--site-surface-soft) !important;
    color: var(--site-text) !important;
    border-color: var(--site-border) !important;
    box-shadow: none;
}

.article-container .roadmap-step,
.article-container .concept-card {
    border-radius: 8px;
}

.article-container .formula-box {
    overflow-wrap: anywhere;
}

.article-container .highlight-box {
    border-left: 4px solid var(--site-accent) !important;
}

.article-container .roadmap-step h2,
.article-container .concept-card h2,
.article-container .roadmap-step h3,
.article-container .concept-card h3 {
    color: var(--site-accent-strong) !important;
}

.article-container .roadmap-step p,
.article-container .concept-card p,
.article-container .roadmap-step li,
.article-container .concept-card li,
.article-container .highlight-box {
    color: var(--site-muted) !important;
}

.article-container .roadmap-step strong,
.article-container .concept-card strong,
.article-container .highlight-box strong {
    color: var(--site-text) !important;
}

.article-container .cta-button {
    background: var(--site-accent-strong) !important;
    color: #ffffff !important;
}

.article-container .keyword-pill {
    background: var(--site-surface-soft) !important;
    color: var(--site-accent-strong) !important;
    border-color: var(--site-border) !important;
}

.article-container [style*="background: rgba(22, 27, 34"],
.article-container [style*="background:rgba(22, 27, 34"],
.article-container [style*="background: rgba(13, 17, 23"],
.article-container [style*="background:rgba(13, 17, 23"] {
    background: var(--site-surface-soft) !important;
    border-color: var(--site-border) !important;
}

.article-container [style*="color: #f0f6fc"],
.article-container [style*="color:#f0f6fc"],
.article-container [style*="color: #c9d1d9"],
.article-container [style*="color:#c9d1d9"] {
    color: var(--site-text) !important;
    -webkit-text-fill-color: currentColor !important;
}

.article-container [style*="color: #8b949e"],
.article-container [style*="color:#8b949e"] {
    color: var(--site-muted) !important;
}

.article-container [style*="color: #58a6ff"],
.article-container [style*="color:#58a6ff"] {
    color: var(--site-accent-strong) !important;
    -webkit-text-fill-color: currentColor !important;
}

.article-container [style*="color: #8a2be2"],
.article-container [style*="color:#8a2be2"] {
    color: var(--site-accent) !important;
    -webkit-text-fill-color: currentColor !important;
}

:root[data-theme="dark"] .article-container .cta-button {
    background: var(--site-accent) !important;
    color: #101817 !important;
}

.article-container .faq-item {
    border-left: 4px solid var(--site-accent) !important;
}

.article-container .faq-item:nth-child(even) {
    border-left-color: var(--site-accent-strong) !important;
}

.article-container .faq-question {
    color: var(--site-accent-strong) !important;
}

.article-container .faq-item:nth-child(even) .faq-question {
    color: var(--site-accent) !important;
}

.article-container .faq-answer {
    color: var(--site-muted) !important;
}

.article-container .comparison-table,
.article-container .metrics-table,
.article-container table {
    display: block;
    width: 100%;
    max-width: 100%;
    overflow-x: auto;
    color: var(--site-text) !important;
    border-color: var(--site-border) !important;
    background: var(--site-surface) !important;
}

.article-container iframe {
    max-width: 100% !important;
    box-sizing: border-box;
}

.article-container a,
.article-container td,
.article-container th {
    overflow-wrap: anywhere;
}

.article-container .comparison-table th,
.article-container .metrics-table th,
.article-container table th {
    background: var(--site-surface-soft) !important;
    color: var(--site-text) !important;
}

.article-container .comparison-table td,
.article-container .metrics-table td,
.article-container table td {
    color: var(--site-muted) !important;
    border-color: var(--site-border) !important;
}

.article-container .comparison-table tr:nth-child(even),
.article-container .metrics-table tr:nth-child(even),
.article-container table tr:nth-child(even) {
    background: color-mix(in srgb, var(--site-surface-soft) 55%, transparent);
}

.article-container .meta,
.article-container time {
    color: var(--site-muted) !important;
}

.article-container .meta strong {
    color: var(--site-text) !important;
}

.article-container h2 {
    border-bottom-color: var(--site-border) !important;
}

.article-container .comments-section {
    border-top-color: var(--site-border) !important;
}

.article-container .subject-btn {
    background: var(--site-surface-soft) !important;
    color: var(--site-text) !important;
    border-color: var(--site-border) !important;
}

.article-container .subject-btn:hover:not(.disabled),
.article-container .subject-btn.active {
    background: var(--site-accent) !important;
    color: #101817 !important;
    border-color: var(--site-accent) !important;
}

.article-container .pdf-viewer-container {
    background: #1e1e1e !important;
    border-color: var(--site-border) !important;
}

.article-container .pdf-viewer-container .loading-pdf {
    color: #e8eeeb !important;
}

.article-container .pdf-viewer-container .loading-pdf i {
    color: #72c9b9 !important;
}

.article-container [style*="color:#f0f6fc"],
.article-container [style*="color: #f0f6fc"],
.article-container [style*="color:#c9d1d9"],
.article-container [style*="color: #c9d1d9"] {
    color: var(--site-text) !important;
    -webkit-text-fill-color: currentColor !important;
}

.article-container [style*="color:#8b949e"],
.article-container [style*="color: #8b949e"] {
    color: var(--site-muted) !important;
}

.article-container [style*="color:#58a6ff"],
.article-container [style*="color: #58a6ff"] {
    color: var(--site-accent-strong) !important;
    -webkit-text-fill-color: currentColor !important;
}

.article-container [style*="color:#8a2be2"],
.article-container [style*="color: #8a2be2"] {
    color: var(--site-accent) !important;
    -webkit-text-fill-color: currentColor !important;
}

.article-container [style*="background:rgba(22, 27, 34"],
.article-container [style*="background: rgba(22, 27, 34"],
.article-container [style*="background:rgba(13, 17, 23"],
.article-container [style*="background: rgba(13, 17, 23"],
.article-container [style*="background:rgba(88, 166, 255"],
.article-container [style*="background: rgba(88, 166, 255"] {
    background: var(--site-surface-soft) !important;
}

.article-container [style*="border: 1px solid rgba(88, 166, 255"],
.article-container [style*="border:1px solid rgba(88, 166, 255"] {
    border-color: var(--site-border) !important;
}

.article-container a,
main a:not(.btn):not(.demo-button):not(.download-link):not(.download-btn):not(.download) {
    color: var(--site-accent) !important;
}

.article-container pre,
input,
textarea,
select {
    background-color: var(--site-surface-soft);
    color: var(--site-text);
    border-color: var(--site-border);
}

input::placeholder,
textarea::placeholder {
    color: var(--site-muted);
}

body > footer {
    background: var(--site-surface) !important;
    color: var(--site-muted) !important;
    border-top: 1px solid var(--site-border) !important;
}

body > footer .footer-links {
    flex-wrap: wrap;
    row-gap: 10px;
    padding-inline: 0;
}

.footer-links a {
    color: var(--site-muted) !important;
}

.footer-links a:hover {
    color: var(--site-accent) !important;
}

.site-theme-toggle {
    position: fixed;
    right: 22px;
    top: 14px;
    z-index: 1100;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    gap: 9px;
    min-height: 40px;
    padding: 0 13px;
    border: 1px solid var(--site-border);
    border-radius: 999px;
    background: var(--site-surface);
    color: var(--site-text);
    font-family: inherit;
    font-size: 13px;
    font-weight: 600;
    line-height: 1;
    cursor: pointer;
    box-shadow: var(--site-shadow);
    transition: background-color 160ms ease, border-color 160ms ease, transform 160ms ease;
}

.site-theme-toggle:hover {
    border-color: var(--site-accent);
    transform: translateY(-1px);
}

.site-theme-toggle:focus-visible {
    outline: 3px solid color-mix(in srgb, var(--site-accent) 45%, transparent);
    outline-offset: 3px;
}

.site-theme-toggle__icon {
    display: grid;
    width: 17px;
    height: 17px;
    place-items: center;
    color: var(--site-accent);
    font-size: 16px;
    line-height: 1;
}

@media (max-width: 768px) {
    .site-theme-toggle {
        min-height: 36px;
        padding: 0 10px;
        font-size: 12px;
    }
}

@media (min-width: 1301px) {
    body > header nav {
        margin-right: 155px;
    }
}

@media (max-width: 600px) {
    body > header {
        gap: 8px;
        padding: 16px 6% !important;
    }

    body > header .logo {
        font-size: 20px;
        letter-spacing: 0;
    }

    .site-theme-toggle {
        right: 16px;
        width: 40px;
        min-width: 40px;
        min-height: 36px;
        padding: 0;
        gap: 0;
    }

    .site-theme-toggle > span:last-child {
        display: none;
    }
}

@media (max-width: 400px) {
    .project-list {
        grid-template-columns: minmax(0, 1fr);
    }

    .article-container {
        padding: 24px 16px;
    }

    .article-container h1 {
        font-size: 24px;
        line-height: 1.3;
        overflow-wrap: break-word;
    }
}

@media (max-width: 1300px) {
    body > header .logo {
        flex: 0 0 auto;
        white-space: nowrap;
    }

    body > header .menu-toggle {
        display: flex !important;
        flex: 0 0 auto;
    }

    body > header nav ul {
        position: absolute;
        top: calc(100% + 8px);
        right: 4%;
        display: flex;
        flex-direction: column;
        gap: 16px;
        width: min(280px, 92vw);
        padding: 18px;
        background: var(--site-surface) !important;
        border: 1px solid var(--site-border) !important;
        border-radius: 10px;
        box-shadow: var(--site-shadow) !important;
        opacity: 0;
        transform: translateY(-8px);
        pointer-events: none;
        transition: opacity 160ms ease, transform 160ms ease;
    }

    body > header nav ul.active {
        opacity: 1;
        transform: translateY(0);
        pointer-events: auto;
    }

}

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