@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600&family=Orbitron:wght@500;700&family=Fira+Code:wght@400;600&display=swap');

:root {
    --bg-color: #050510;
    --surface: rgba(15, 17, 30, 0.6);
    --surface-hover: rgba(30, 35, 60, 0.8);
    --text-primary: #f0f0f5;
    --text-secondary: #a0a0b0;
    --accent-green: #00ff41;
    --accent-cyan: #00e5ff;
    --accent-red: #ff0055;
    --border-color: rgba(0, 229, 255, 0.3);

    --font-heading: 'Orbitron', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'Fira Code', monospace;

    --glitch-offset: 3px;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    background-image:
        radial-gradient(circle at 15% 50%, rgba(0, 229, 255, 0.05), transparent 25%),
        radial-gradient(circle at 85% 30%, rgba(0, 255, 65, 0.05), transparent 25%);
}

body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: repeating-linear-gradient(0deg, rgba(0, 0, 0, 0.15), rgba(0, 0, 0, 0.15) 1px, transparent 1px, transparent 2px);
    pointer-events: none;
    z-index: 9999;
    opacity: 0.3;
}

a {
    color: var(--accent-cyan);
    text-decoration: none;
    transition: all 0.3s ease;
}

a:hover {
    color: var(--accent-green);
    text-shadow: 0 0 10px var(--accent-green);
}

h1,
h2,
h3,
h4 {
    font-family: var(--font-heading);
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

/* Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    width: 100%;
}

/* Navbar */
nav {
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    background: rgba(5, 5, 16, 0.8);
    border-bottom: 1px solid var(--border-color);
}

nav .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-green);
    position: relative;
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo::before {
    content: '>';
    color: var(--accent-red);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-primary);
    text-transform: uppercase;
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 1.5px;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: var(--accent-cyan);
    transition: width 0.3s ease;
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

/* Header/Hero */
.hero {
    height: 80vh;
    display: flex;
    align-items: center;
    position: relative;
}

.hero-content {
    max-width: 800px;
    position: relative;
    z-index: 10;
}

.hero h1 {
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.hero .highlight {
    background: linear-gradient(90deg, var(--accent-green), var(--accent-cyan));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    max-width: 600px;
}

.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    background: transparent;
    color: var(--accent-cyan);
    border: 1px solid var(--accent-cyan);
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: all 0.3s;
}

.btn::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 0%;
    height: 100%;
    background: var(--accent-cyan);
    z-index: -1;
    transition: all 0.3s;
}

.btn:hover {
    color: var(--bg-color);
}

.btn:hover::before {
    width: 100%;
}

/* Typing Effect */
.typing-container {
    font-family: var(--font-mono);
    font-size: 1.2rem;
    color: var(--accent-green);
    margin-bottom: 1rem;
    display: inline-block;
}

.typing {
    border-right: 2px solid var(--accent-green);
    animation: blink-caret .75s step-end infinite;
}

@keyframes blink-caret {

    from,
    to {
        border-color: transparent
    }

    50% {
        border-color: var(--accent-green);
    }
}

/* Sections */
section {
    padding: 5rem 0;
}

.section-head {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 3rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 1rem;
}

.section-head h2 {
    font-size: 2.5rem;
    position: relative;
    display: inline-block;
}

.section-head h2::after {
    content: '_';
    color: var(--accent-red);
    animation: blink-caret 1s infinite;
}

/* Grid Layouts */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
}

/* Cards (Projects & Articles) */
.card {
    background: var(--surface);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    padding: 2rem;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    display: flex;
    flex-direction: column;
    position: relative;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

.card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-cyan);
    box-shadow: 0 10px 30px rgba(0, 229, 255, 0.1);
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 30px;
    height: 30px;
    background: linear-gradient(135deg, transparent 50%, rgba(255, 255, 255, 0.05) 50%);
    border-top-right-radius: 8px;
}

.card-category {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--accent-green);
    margin-bottom: 1rem;
    display: inline-block;
}

.card h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
}

.card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 2rem;
    flex-grow: 1;
}

.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    font-family: var(--font-mono);
    color: var(--text-secondary);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1rem;
}

.read-more {
    color: var(--accent-cyan);
    text-transform: uppercase;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 5px;
}

.read-more::after {
    content: '->';
    transition: transform 0.3s;
}

.card:hover .read-more::after {
    transform: translateX(5px);
}

/* Article Feed / List specific */
.filters {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.filter-btn {
    background: var(--surface);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    cursor: pointer;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    transition: all 0.3s;
}

.filter-btn:hover,
.filter-btn.active {
    background: rgba(0, 255, 65, 0.1);
    border-color: var(--accent-green);
    color: var(--accent-green);
}

.search-box {
    width: 100%;
    max-width: 500px;
    margin-bottom: 2rem;
    position: relative;
}

.search-box input {
    width: 100%;
    padding: 1rem 1rem 1rem 3rem;
    background: var(--surface);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 1rem;
    outline: none;
    transition: border-color 0.3s;
}

.search-box input:focus {
    border-color: var(--accent-cyan);
}

.search-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
}

/* Article Reader View */
.article-header {
    text-align: center;
    margin-bottom: 4rem;
    padding: 4rem 0 2rem;
    border-bottom: 1px solid var(--border-color);
}

.article-meta {
    display: flex;
    justify-content: center;
    gap: 1rem;
    font-family: var(--font-mono);
    color: var(--accent-green);
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.article-content {
    max-width: 800px;
    margin: 0 auto;
    font-size: 1.1rem;
    line-height: 1.8;
    word-wrap: break-word;
    /* Prevent long strings causing overflow */
    overflow-wrap: break-word;
}

/* Markdown specific styling */
.article-content h2 {
    margin-top: 3rem;
    color: var(--accent-cyan);
}

.article-content h3 {
    margin-top: 2rem;
    color: var(--text-primary);
}

.article-content p {
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
}

.article-content ul,
.article-content ol {
    margin-bottom: 1.5rem;
    padding-left: 2rem;
    color: var(--text-secondary);
}

.article-content li {
    margin-bottom: 0.5rem;
}

.article-content code {
    background: rgba(0, 0, 0, 0.5);
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-family: var(--font-mono);
    color: var(--accent-red);
    font-size: 0.9em;
}

.article-content pre {
    background: #0f111a;
    padding: 1.5rem;
    border-radius: 8px;
    overflow-x: auto;
    /* Allow horizontal scroll within pre */
    max-width: 100%;
    margin-bottom: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.article-content pre code {
    background: transparent;
    padding: 0;
    color: var(--text-primary);
}

.article-content blockquote {
    border-left: 4px solid var(--accent-green);
    background: var(--surface);
    padding: 1rem 1.5rem;
    margin-bottom: 2rem;
    font-style: italic;
    border-radius: 0 8px 8px 0;
}

/* Footer */
footer {
    background: rgba(5, 5, 10, 0.9);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 3rem 0;
    margin-top: 5rem;
    text-align: center;
    font-family: var(--font-mono);
    color: var(--text-secondary);
}

footer p {
    margin-bottom: 1rem;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
}

.social-links a {
    color: var(--text-secondary);
    font-size: 1.5rem;
}

.social-links a:hover {
    color: var(--accent-cyan);
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }

    .hero h1 {
        font-size: 2.2rem;
    }

    .section-head h2 {
        font-size: 1.8rem;
    }

    .nav-links {
        display: none;
        /* In a real app add a hamburger menu */
    }

    .card {
        padding: 1.5rem;
    }

    .typing-container {
        font-size: 1rem;
    }

    .article-header {
        padding: 2rem 0 1rem;
        margin-bottom: 2rem;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.8rem;
    }

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

    .btn {
        width: 100%;
        text-align: center;
    }
}

/* Docs Layout */
.docs-container {
    display: flex;
    gap: 3rem;
    padding-top: 2rem;
    align-items: flex-start;
}

.docs-sidebar {
    width: 280px;
    flex-shrink: 0;
    position: sticky;
    top: 100px;
    height: calc(100vh - 120px);
    overflow-y: auto;
    border-right: 1px solid var(--border-color);
    padding-right: 1.5rem;
}

/* Custom scrollbar for sidebar */
.docs-sidebar::-webkit-scrollbar {
    width: 4px;
}

.docs-sidebar::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 2px;
}

.docs-sidebar::-webkit-scrollbar-track {
    background: transparent;
}

.docs-main {
    flex-grow: 1;
    min-width: 0;
    padding-bottom: 4rem;
}

.docs-nav {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.docs-category {
    font-family: var(--font-heading);
    color: var(--accent-cyan);
    font-size: 0.85rem;
    text-transform: uppercase;
    margin-bottom: 0.8rem;
    letter-spacing: 1px;
}

.docs-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.docs-links a {
    color: var(--text-secondary);
    font-size: 0.95rem;
    display: block;
    padding: 0.4rem 0.8rem;
    transition: all 0.2s;
    border-left: 2px solid transparent;
    border-radius: 0 4px 4px 0;
}

.docs-links a:hover,
.docs-links a.active {
    color: var(--accent-green);
    border-left-color: var(--accent-green);
    background: rgba(0, 255, 65, 0.05);
    text-shadow: none;
}

@media (max-width: 900px) {
    .docs-container {
        flex-direction: column;
        gap: 2rem;
    }

    .docs-sidebar {
        width: 100%;
        position: static;
        height: auto;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        padding-right: 0;
        padding-bottom: 2rem;
    }
}