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

:root {
    --color-background: #121212;
    --color-surface: #1e1e1e;
    --color-secondary-text: #b0b0b0;
    --color-highlight: #e0e0e0;
    --color-accent: #e63963;

    --color-border: #404040;
    --color-muted: #808080;
    --color-link: #569cd6;
    --color-prompt: #4ec9b0;

    --color-crystal: #000100;
    --color-rust: #000000;
    --color-python: #3776ab;

    --font-family:
        "JetBrains Mono", "Fira Code", "Consolas", "Monaco", "Courier New",
        monospace;
    --font-size-base: 1rem;
    --font-size-sm: 0.875rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;

    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-12: 3rem;
    --spacing-16: 4rem;
    --spacing-20: 5rem;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-secondary-text);
    background-color: var(--color-background);
    margin: 0;
    padding: 0;
}

.navbar {
    background-color: var(--color-background);
    background-image:
        linear-gradient(rgba(18, 18, 18, 0.705), rgba(18, 18, 18, 1)),
        url("../svg/navbar.svg");
    background-size: 100%;
    background-position: 0 0;
    background-repeat: no-repeat;
    padding: var(--spacing-2) 0 0;
    top: 0;
    z-index: 100;
}

.nav-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-6);
    display: flex;
    align-items: baseline;
    justify-content: space-between;
}

.nav-left {
    display: flex;
    align-items: baseline;
    gap: var(--spacing-2);
}

.prompt {
    background-color: #4ec9b0 !important;
    color: var(--color-background) !important;
    padding: var(--spacing-1) var(--spacing-2);
    font-weight: bold !important;
    font-size: var(--font-size-sm);
    border-radius: 0;
    display: inline-block;
    text-decoration: none;
}

.navbar ul {
    list-style: none;
    display: flex;
    gap: var(--spacing-4);
    margin: 0;
    padding: 0;
    align-items: center;
}

.navbar li {
    list-style: none;
    display: flex;
    align-items: baseline;
}

.navbar li::before {
    display: none;
}

.nav-prefix {
    color: var(--color-text);
    text-decoration: none;
    font-weight: 400;
    margin-right: 0;
    pointer-events: none;
}

.navbar a {
    text-decoration: underline;
    font-weight: normal;
    font-size: var(--font-size-sm);
    transition: color 0.2s ease;
}

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

.nav-right {
    display: flex;
    align-items: baseline;
}

.nav-right ul {
    list-style: none;
    display: flex;
    gap: var(--spacing-4);
    margin: 0;
    padding: 0;
    align-items: center;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-8) var(--spacing-6);
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-12);
    min-height: calc(100vh - 80px);
}

.content {
    padding-right: var(--spacing-8);
    max-width: 800px;
    margin: 0 auto;
}

h1 {
    font-size: var(--font-size-3xl);
    font-weight: bold;
    color: var(--color-highlight);
    margin-bottom: var(--spacing-6);
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
}

h2 {
    font-size: var(--font-size-2xl);
    font-weight: bold;
    color: var(--color-highlight);
    margin-bottom: var(--spacing-4);
    margin-top: var(--spacing-8);
}

h3 {
    font-size: var(--font-size-xl);
    font-weight: bold;
    color: var(--color-highlight);
    margin-bottom: var(--spacing-3);
}

p {
    margin-bottom: var(--spacing-4);
    color: var(--color-secondary-text);
}

ul {
    list-style: none;
    margin-bottom: var(--spacing-6);
}

li {
    margin-bottom: var(--spacing-3);
    position: relative;
    padding-left: 0;
}

li::before {
    display: none;
}

.content ul:not(.sidebar-features ul):not(.sidebar ul):not(.language-list) {
    list-style: none;
}

.content li:not(.sidebar-features li):not(.sidebar li):not(.language-list li) {
    padding-left: var(--spacing-6);
}

.content li:not(.sidebar-features li):not(.sidebar li):not(.language-list li)::before {
    content: "•";
    color: var(--color-accent);
    position: absolute;
    left: 0;
    font-weight: bold;
    display: block;
}

.language-list {
    list-style: none;
}

.language-list li {
    padding-left: var(--spacing-4);
    margin-bottom: var(--spacing-3);
}

.language-list li::before {
    display: none;
}

.navbar li::before {
    display: none;
}

strong {
    color: var(--color-highlight);
    font-weight: bold;
}

::selection {
    background-color: #e63963;
    color: var(--color-background);
}

::-moz-selection {
    background-color: #e63963;
    color: var(--color-background);
}

.language-icon {
    display: inline-block;
    width: 24px;
    height: 24px;
    margin-right: var(--spacing-2);
    vertical-align: middle;
    font-size: 24px;
    line-height: 1;
}

.devicon-crystal-plain {
    color: #d8d8d8;
}

.devicon-rust-plain {
    color: #d8d8d8;
}

.devicon-python-plain {
    color: #d8d8d8;
}

.sidebar .devicon-crystal-plain,
.sidebar .devicon-rust-plain,
.sidebar .devicon-python-plain {
    color: var(--color-highlight);
    transition: color 0.2s ease;
}

.sidebar .devicon-crystal-plain:hover,
.sidebar .devicon-rust-plain:hover,
.sidebar .devicon-python-plain:hover {
    color: var(--color-accent);
}

a {
    color: white;
    text-decoration: none;
    transition: color 0.2s ease;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-1);
    background-color: var(--color-surface);
    color: var(--color-highlight);
    padding: var(--spacing-1) var(--spacing-4);
    text-decoration: none;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    font-family: var(--font-family);
    font-size: 0.9em;
    font-weight: 400;
    transition: all 0.3s ease;
    margin: var(--spacing-1) var(--spacing-1) var(--spacing-1) 0;
    min-height: 32px;
}

.btn:hover {
    background-color: var(--color-accent);
    color: var(--color-background);
    border-color: var(--color-accent);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(230, 57, 99, 0.2);
}

.video-placeholder {
    margin: var(--spacing-8) 0;
}

.video-frame {
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 0;
    padding: var(--spacing-8);
    text-align: center;
    margin-top: var(--spacing-4);
}

.video-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-4);
}

.video-content span {
    font-size: 3rem;
    color: var(--color-accent);
}

.video-content p {
    color: var(--color-secondary-text);
    font-size: var(--font-size-lg);
    margin: 0;
}

.features {
    margin-bottom: var(--spacing-6);
}

.language-detail h2 {
    color: var(--color-highlight);
    font-size: var(--font-size-2xl);
    margin: var(--spacing-8) 0 var(--spacing-4);
    font-weight: bold;
}

.language-detail h3 {
    color: var(--color-highlight);
    font-size: var(--font-size-xl);
    font-weight: bold;
}

.language-detail p {
    color: var(--color-secondary-text);
    line-height: 1.7;
    margin-bottom: var(--spacing-4);
    text-align: justify;
}

.features small {
    color: var(--color-muted);
    font-size: var(--font-size-sm);
    line-height: 1.4;
}

.features ul {
    margin-bottom: var(--spacing-4);
}

.features li {
    color: var(--color-secondary-text);
}

.navigation-buttons {
    margin-top: var(--spacing-8);
    display: flex;
    gap: var(--spacing-2);
    flex-wrap: wrap;
    justify-content: flex-end;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-6);
    margin-bottom: var(--spacing-8);
}

.project-card {
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    padding: var(--spacing-6);
    transition: border-color 0.2s ease;
}

.project-card:hover {
    border-color: var(--color-accent);
}

.project-card h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-3);
    color: var(--color-highlight);
}

.project-card p {
    margin-bottom: var(--spacing-4);
    color: var(--color-secondary-text);
}

.sidebar {
    padding: var(--spacing-6);
    height: fit-content;
    position: sticky;
    top: 100px;
}

.sidebar-content h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-3);
    color: var(--color-highlight);
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.sidebar-content p {
    margin-bottom: var(--spacing-4);
    color: var(--color-secondary-text);
    font-size: var(--font-size-sm);
}

.sidebar-content .features {
    margin-bottom: var(--spacing-4);
}

.sidebar-content .features li {
    font-size: var(--font-size-sm);
    color: var(--color-secondary-text);
}

.sidebar-stats {
    background-color: var(--color-background);
    border: 1px solid var(--color-border);
    padding: var(--spacing-4);
    margin-bottom: var(--spacing-6);
}

.stat-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-2);
    padding: var(--spacing-1) 0;
}

.stat-item:last-child {
    margin-bottom: 0;
}

.stat-label {
    color: var(--color-secondary-text);
    font-size: var(--font-size-sm);
}

.stat-value {
    color: var(--color-accent);
    font-weight: bold;
    font-size: var(--font-size-sm);
}

.sidebar-features {
    margin-bottom: var(--spacing-6);
}

.sidebar-features h4 {
    color: var(--color-highlight);
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-3);
    font-weight: bold;
}

.sidebar-features ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.sidebar-features li::before {
    display: none;
}

.sidebar-features li {
    margin-bottom: var(--spacing-2);
    padding: var(--spacing-1) 0;
    color: var(--color-secondary-text);
    font-size: var(--font-size-sm);
}

.sidebar-features li:last-child {
    margin-bottom: 0;
}

.feature-link {
    color: var(--color-accent);
    text-decoration: none;
    cursor: pointer;
    font-weight: bold;
    transition: color 0.2s ease;
}

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

.feature-section {
    transition: none;
    border-radius: 0;
    position: relative;
    will-change: background-size;
}

.feature-section.highlighted h3 {
    background-color: #e63963;
    color: var(--color-background);
    padding: var(--spacing-1) var(--spacing-2);
    transition: all 0.5s ease;
}

.feature-section.fade-out h3 {
    background-color: transparent;
    color: var(--color-highlight);
    padding: 0;
    transition: all 0.5s ease;
}

.sidebar-info {
    margin-bottom: var(--spacing-6);
}

.sidebar-info h4 {
    color: var(--color-highlight);
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-3);
    font-weight: bold;
}

.sidebar-info p {
    color: var(--color-secondary-text);
    font-size: var(--font-size-sm);
    line-height: 1.5;
    margin: 0;
}

.sidebar-footer {
    border-top: 1px solid var(--color-border);
    padding-top: var(--spacing-4);
    margin-top: var(--spacing-4);
}

.sidebar-footer p {
    margin-bottom: var(--spacing-1);
    font-size: var(--font-size-sm);
    color: var(--color-muted);
}

.last-updated {
    font-style: italic;
}

.projects-detail {
    margin: 0;
}

.projects-page {
    margin: 0;
    padding: 0;
}

.projects-content h2 {
    color: var(--color-highlight);
    font-size: var(--font-size-2xl);
    margin: var(--spacing-8) 0 var(--spacing-4);
    font-weight: bold;
}

.projects-content h3 {
    color: var(--color-highlight);
    font-size: var(--font-size-xl);
    margin: var(--spacing-6) 0 var(--spacing-3);
    font-weight: bold;
}

.projects-content p {
    color: var(--color-secondary-text);
    line-height: 1.7;
    margin-bottom: var(--spacing-4);
    text-align: justify;
}

.projects-content .btn {
    margin-bottom: var(--spacing-6);
}

.project-item {
    margin-bottom: var(--spacing-8);
    padding-bottom: var(--spacing-6);
    border-bottom: 1px solid var(--color-border);
}

.project-item:last-child {
    border-bottom: none;
}

.project-item h3 {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    margin-bottom: var(--spacing-4);
}

.github-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: var(--color-accent);
    color: var(--color-background);
    border-radius: 4px;
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.github-btn:hover {
    background: var(--color-highlight);
    transform: scale(1.1);
}

.github-btn i {
    font-size: 16px;
}

.project-info {
    margin-top: var(--spacing-4);
}

.project-info h4 {
    color: var(--color-highlight);
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-3);
    font-weight: bold;
}

pre {
    background: #1a1a1a;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    margin: var(--spacing-3) 0;
    overflow-x: auto;
    font-family: "JetBrains Mono", "Fira Code", "Consolas", monospace;
    font-size: 14px;
    line-height: 1.5;
}

code {
    font-family: inherit;
}

.highlight {
    background: #1a1a1a !important;
    border: 1px solid #333 !important;
    border-radius: var(--border-radius) !important;
    padding: var(--spacing-4) !important;
    margin: var(--spacing-3) 0 !important;
    overflow-x: auto !important;
    font-family: "JetBrains Mono", "Fira Code", "Consolas", monospace !important;
    font-size: 14px !important;
    line-height: 1.6 !important;
}

.highlight pre {
    background: transparent !important;
    border: none !important;
    padding: 0 !important;
    margin: 0 !important;
    font-family: inherit !important;
    font-size: inherit !important;
    line-height: inherit !important;
    color: inherit !important;
}

.highlight .c {
    color: #75715e;
    font-style: italic;
}

.highlight .s {
    color: #e6db74;
}

.highlight .k {
    color: #66d9ef;
    font-weight: bold;
}

.highlight .n {
    color: #f8f8f2;
}

.highlight .o {
    color: #f92672;
}

.highlight .p {
    color: #f8f8f2;
}

.highlight .nb {
    color: #a6e22e;
}

.highlight .nc {
    color: #a6e22e;
}

.highlight .nd {
    color: #a6e22e;
}

.highlight .ni {
    color: #f8f8f2;
}

.highlight .ne {
    color: #a6e22e;
}

.highlight .nf {
    color: #a6e22e;
}

.highlight .nl {
    color: #a6e22e;
}

.highlight .nn {
    color: #f8f8f2;
}

.highlight .nx {
    color: #a6e22e;
}

.highlight .py {
    color: #a6e22e;
}

.highlight .nt {
    color: #f92672;
}

.highlight .nv {
    color: #f8f8f2;
}

.highlight .ow {
    color: #f92672;
}

.highlight .w {
    color: #f8f8f2;
}

.highlight .mb {
    color: #ae81ff;
}

.highlight .mf {
    color: #ae81ff;
}

.highlight .mh {
    color: #ae81ff;
}

.highlight .mi {
    color: #ae81ff;
}

.highlight .mo {
    color: #ae81ff;
}

.highlight .sa {
    color: #e6db74;
}

.highlight .sb {
    color: #e6db74;
}

.highlight .sc {
    color: #e6db74;
}

.highlight .dl {
    color: #e6db74;
}

.highlight .sd {
    color: #e6db74;
}

.highlight .s2 {
    color: #e6db74;
}

.highlight .se {
    color: #ae81ff;
}

.highlight .sh {
    color: #e6db74;
}

.highlight .si {
    color: #e6db74;
}

.highlight .sx {
    color: #e6db74;
}

.highlight .sr {
    color: #e6db74;
}

.highlight .s1 {
    color: #e6db74;
}

.highlight .ss {
    color: #e6db74;
}

.highlight .bp {
    color: #f8f8f2;
}

.highlight .fm {
    color: #a6e22e;
}

.highlight .vc {
    color: #f8f8f2;
}

.highlight .vg {
    color: #f8f8f2;
}

.highlight .vi {
    color: #f8f8f2;
}

.highlight .vm {
    color: #f8f8f2;
}

.highlight .il {
    color: #ae81ff;
}

h3.highlighted {
    background-color: #e63963 !important;
    color: var(--color-background) !important;
    padding: var(--spacing-1) var(--spacing-2) !important;
    transition: all 0.5s ease !important;
    border-radius: var(--border-radius);
    margin: var(--spacing-2) 0;
}

h3.fade-out {
    background: rgba(230, 57, 99, 0.1) !important;
    color: var(--text-primary) !important;
    transition: all 0.5s ease !important;
}

h3 {
    transition: all 0.5s ease;
    padding: var(--spacing-1) var(--spacing-2);
    margin: var(--spacing-2) 0;
}

.error-page {
    text-align: center;
    padding: var(--spacing-12) 0;
}

.error-page h1 {
    font-size: 4rem;
    color: var(--color-accent);
    margin-bottom: var(--spacing-4);
}

.error-page h2 {
    font-size: var(--font-size-2xl);
    color: var(--color-highlight);
    margin-bottom: var(--spacing-6);
}

.error-page p {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-8);
    color: var(--color-secondary-text);
}

@media (max-width: 768px) {
    .container {
        grid-template-columns: 1fr;
        gap: var(--spacing-6);
        padding: var(--spacing-6) var(--spacing-4);
    }

    .content {
        padding-right: 0;
        max-width: 100%;
        margin: 0 auto;
    }

    .sidebar {
        position: static;
        margin-top: var(--spacing-8);
    }

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

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

    .navigation-buttons {
        flex-direction: column;
    }

    .nav-content {
        flex-direction: column;
        gap: var(--spacing-4);
        text-align: center;
    }

    .navbar ul {
        flex-direction: column;
        gap: var(--spacing-3);
    }
}

@media (max-width: 480px) {
    .container {
        padding: var(--spacing-4) var(--spacing-3);
    }

    h1 {
        font-size: var(--font-size-2xl);
    }

    h2 {
        font-size: var(--font-size-xl);
    }

    .language-card,
    .project-card {
        padding: var(--spacing-4);
    }
}