:root {
    /* Color Palette */
    --bg-color: #0a0a0a;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --accent-color: #3b82f6;
    /* Electric Blue */
    --accent-glow: rgba(59, 130, 246, 0.5);
    --card-bg: #141414;
    --border-color: #262626;

    /* Typography */
    --font-main: 'Outfit', sans-serif;

    /* Spacing */
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 8rem;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-main);
    line-height: 1.6;
    overflow-x: hidden;
    scroll-behavior: smooth;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-fast);
}

ul {
    list-style: none;
}

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

/* Layout Utilities */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: var(--spacing-lg);
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 4px;
    background: var(--accent-color);
    border-radius: 2px;
}

/* Header */
header {
    position: relative;
    width: 100%;
    background: transparent;
    z-index: 1000;
    padding: 2rem 0;
    border-bottom: 1px solid var(--border-color);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.05em;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-img {
    height: 30px;
    width: auto;
}

.section-logo-img {
    height: 40px;
    width: auto;
    vertical-align: middle;
    margin-right: 0.5rem;
    /* Optional: make it white if it's a black SVG, depends on the image */
    /* filter: brightness(0) invert(1); */
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a:not(.btn-primary) {
    color: var(--text-secondary);
    font-weight: 500;
}

.nav-links a:not(.btn-primary):hover {
    color: var(--text-primary);
}

.hamburger {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Buttons */
.btn-primary {
    background: var(--text-primary);
    color: var(--bg-color);
    padding: 0.8rem 1.5rem;
    border-radius: 4px;
    font-weight: 600;
    font-size: 0.9rem;
    border: 1px solid var(--text-primary);
}

.btn-primary:hover {
    background: transparent;
    color: var(--text-primary);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    padding: 0.8rem 1.5rem;
    border-radius: 4px;
    font-weight: 600;
    font-size: 0.9rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
    border-color: var(--text-primary);
}

/* Hero Section */
#hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 0 var(--spacing-md);
    max-width: 1200px;
    margin: 0 auto;
}

.hero-content {
    flex: 1;
    z-index: 2;
}

.subtitle {
    display: block;
    color: var(--accent-color);
    font-weight: 600;
    margin-bottom: 1rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    font-size: 0.9rem;
}

h1 {
    font-size: 3.8rem;
    line-height: 1.1;
    font-weight: 800;
    margin-bottom: 2rem;
    letter-spacing: -0.03em;
}

.highlight {
    background: linear-gradient(90deg, var(--accent-color), #8b5cf6);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-content p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin-bottom: 2.5rem;
}

.cta-group {
    display: flex;
    gap: 1rem;
}

.hero-visual {
    flex: 1;
    height: 500px;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.abstract-shape {
    width: 300px;
    height: 300px;
    background: linear-gradient(45deg, var(--accent-color), #8b5cf6);
    filter: blur(80px);
    opacity: 0.5;
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0% {
        transform: translateY(0px) scale(1);
    }

    50% {
        transform: translateY(-20px) scale(1.1);
    }

    100% {
        transform: translateY(0px) scale(1);
    }
}

/* About Section */
#about {
    padding: var(--spacing-xl) 0;
}

/* About Section Updates */
.about-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
    align-items: start;
}

.about-text .lead {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
}

.bio-quote {
    border-left: 4px solid var(--accent-color);
    padding-left: 1.5rem;
    font-size: 1.2rem;
    font-style: italic;
    color: var(--text-primary);
    margin: 2rem 0;
    background: linear-gradient(90deg, rgba(59, 130, 246, 0.05), transparent);
    padding: 1.5rem;
    border-radius: 0 8px 8px 0;
}

.tech-stack-container {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.tech-stack-container h3 {
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
    color: var(--accent-color);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.tech-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.tech-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.tech-item i {
    color: var(--accent-color);
    font-size: 1.2rem;
    margin-top: 0.2rem;
}

.tech-item span {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.tech-item strong {
    color: var(--text-primary);
    display: block;
    margin-bottom: 0.2rem;
}

/* Projects/Pillars Update */
.project-content {
    padding: 2rem;
}

.icon-box {
    margin-bottom: 1.5rem;
    width: 50px;
    height: 50px;
    background: rgba(59, 130, 246, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    color: var(--accent-color);
    font-size: 1.5rem;
}

/* Social Links Restored */
.social-links-large {
    display: flex;
    gap: 1.5rem;
    margin-top: 2rem;
}

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

.social-links-large a:hover {
    color: var(--accent-color);
    transform: translateY(-3px);
}

.social-links-center {
    display: flex;
    gap: 2rem;
    justify-content: center;
    margin-top: 2rem;
}

.social-links-center a {
    font-size: 2rem;
    color: var(--text-secondary);
    transition: var(--transition-fast);
}

.social-links-center a:hover {
    color: var(--accent-color);
    transform: translateY(-5px) scale(1.1);
}

/* Pillars Section Styles */
#pillars {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(to bottom, var(--bg-color), #0f0f0f);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.project-card {
    background: var(--card-bg);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: var(--transition-smooth);
    height: 100%;
}

.project-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent-color);
    box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
}

/* Blog Section */
#blog {
    padding: var(--spacing-xl) 0;
}

.blog-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.blog-post {
    padding: 2rem;
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-fast);
}

.blog-post:hover {
    background: rgba(255, 255, 255, 0.02);
}

.post-date {
    font-size: 0.85rem;
    color: var(--accent-color);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: block;
    margin-bottom: 0.5rem;
}

.blog-post h3 {
    font-size: 1.8rem;
    margin-bottom: 0.8rem;
    line-height: 1.3;
}

.blog-post h3 a:hover {
    color: var(--accent-color);
}

.blog-post p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    max-width: 800px;
}

.tags {
    display: flex;
    gap: 1rem;
}

.tags span {
    font-size: 0.8rem;
    color: var(--text-secondary);
    background: rgba(255, 255, 255, 0.05);
    padding: 0.2rem 0.6rem;
    border-radius: 100px;
}

/* Contact Section */
#contact {
    padding: var(--spacing-xl) 0;
    text-align: center;
}

.contact-box {
    background: linear-gradient(135deg, #1a1a1a, #0d0d0d);
    padding: 4rem 2rem;
    border-radius: 20px;
    border: 1px solid var(--border-color);
}

.contact-box h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.contact-box p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-size: 1.2rem;
}

/* Footer */
footer {
    padding: 2rem 0;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-logo {
    font-weight: 800;
    color: var(--text-primary);
}

/* Single Blog Post Styles */
.blog-container {
    padding-top: 4rem;
    /* Generous space for fixed header */
    width: 100%;
    background-color: var(--bg-color);
    min-height: 100vh;
}

.single-post {
    width: 100%;
    max-width: 720px;
    /* Constrain width for readability */
    margin: 0 auto 6rem auto;
    /* Center horizontally, margin bottom */
    padding: 0 1.5rem;
    /* Horizontal padding for mobile safety */
}

.post-header {
    margin-bottom: 3rem;
    text-align: left;
    /* User requested non-centered/non-weird alignment */
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 2rem;
}

.post-header h1 {
    font-size: 2.2rem;
    /* Balanced size, not huge */
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--text-primary);
    margin-top: 0;
}

.post-header .tags {
    margin-top: 1rem;
    display: flex;
    gap: 0.5rem;
}

.post-header .tags span {
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent-color);
    padding: 0.3rem 0.8rem;
    border-radius: 4px;
    font-size: 0.85rem;
    font-weight: 600;
}

.post-content {
    font-size: 1.25rem;
    /* Readable body size */
    line-height: 1.8;
    /* Good line height */
    color: #e0e0e0;
    /* High contrast but not pure white */
}

.post-content p {
    margin-bottom: 1.5rem;
}

.post-content h2 {
    color: var(--text-primary);
    font-size: 1.8rem;
    margin-top: 3.5rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.post-content .lead {
    font-size: 1.35rem;
    /* Distinction for lead paragraph */
    color: var(--text-primary);
    font-weight: 300;
    line-height: 1.5;
    margin-bottom: 2.5rem;
    border-left: none;
    /* Clean style */
}

.post-content blockquote {
    border-left: 4px solid var(--accent-color);
    padding: 1.5rem 2rem;
    font-size: 1.25rem;
    font-style: italic;
    color: var(--text-primary);
    margin: 3rem 0;
    background: rgba(59, 130, 246, 0.05);
    border-radius: 0 8px 8px 0;
}

.post-footer {
    margin-top: 5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.link-arrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--accent-color);
    font-weight: 600;
    font-size: 1rem;
}

.link-arrow:hover {
    text-decoration: underline;
}

/* Responsive Design */

/* Tablet & Smaller (Max Width: 1024px) */
@media (max-width: 1024px) {
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 6rem;
    }

    h1 {
        font-size: 3rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .container {
        padding: 0 1.5rem;
    }

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

    .bio-quote {
        margin: 1.5rem 0;
        padding: 1rem;
    }

    .tech-stack-container {
        padding: 1.5rem;
    }
}

/* Mobile (Max Width: 768px) */
@media (max-width: 768px) {
    :root {
        --spacing-md: 1.5rem;
        --spacing-xl: 4rem;
    }

    h1 {
        font-size: 2.5rem;
        margin-bottom: 1.5rem;
    }

    .hero-content p {
        font-size: 1rem;
        margin: 0 auto 2rem;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: rgba(10, 10, 10, 0.95);
        backdrop-filter: blur(10px);
        flex-direction: column;
        padding: 2rem;
        border-bottom: 1px solid var(--border-color);
        gap: 1.5rem;
    }

    .nav-links.active {
        display: flex;
        animation: slideDown 0.3s ease-out;
    }

    @keyframes slideDown {
        from {
            opacity: 0;
            transform: translateY(-10px);
        }

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

    .hamburger {
        display: block;
        color: var(--text-primary);
    }

    #hero {
        flex-direction: column-reverse;
        /* Text on top of visual usually, but here visual might be better below or reduced */
        justify-content: center;
        text-align: center;
        padding-top: 120px;
        /* Space for fixed header */
        padding-bottom: 3rem;
    }

    .hero-content {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .cta-group {
        justify-content: center;
        flex-direction: column;
        width: 100%;
        gap: 1rem;
    }

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

    .hero-visual {
        height: 250px;
        margin-bottom: 2rem;
        width: 100%;
    }

    .abstract-shape {
        width: 200px;
        height: 200px;
    }

    .about-grid {
        gap: 2.5rem;
    }

    .social-links-large {
        justify-content: center;
    }

    .projects-grid {
        grid-template-columns: 1fr;
        /* Stack cards on mobile */
    }

    .contact-box {
        padding: 2.5rem 1.5rem;
    }

    .contact-box h2 {
        font-size: 2rem;
    }

    .social-links-center {
        gap: 1.5rem;
        flex-wrap: wrap;
    }

    .footer-content {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
    }
}

/* Small Mobile (Max Width: 480px) */
@media (max-width: 480px) {
    h1 {
        font-size: 2.2rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .tech-item {
        flex-direction: column;
        gap: 0.5rem;
    }

    .tech-item i {
        margin-top: 0;
    }
}

/* Blog Page / Listing Styles */
.page-container {
    padding-top: 100px;
    min-height: 100vh;
}

.page-hero {
    padding: 4rem 0 2rem;
    text-align: center;
}

.page-hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.page-hero .hero-text {
    max-width: 600px;
    margin: 0 auto;
    color: var(--text-secondary);
}

.blog-filters {
    padding: 2rem 0;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 3rem;
}

.filter-controls {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.filter-btn {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 0.8rem 2rem;
    border-radius: 100px;
    cursor: pointer;
    font-family: var(--font-main);
    font-weight: 600;
    transition: var(--transition-fast);
}

.filter-btn:hover,
.filter-btn.active {
    border-color: var(--accent-color);
    color: var(--accent-color);
    background: rgba(59, 130, 246, 0.05);
}

.posts-group {
    margin-bottom: 4rem;
}

.group-title {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 2rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--border-color);
    display: inline-block;
}

.blog-post-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 2rem;
    transition: var(--transition-smooth);
}

.blog-post-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
    box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
}

.card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.card-tags {
    display: flex;
    gap: 0.5rem;
}

.card-tags span {
    font-size: 0.8rem;
    color: var(--accent-color);
    background: rgba(59, 130, 246, 0.1);
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
}

.blog-post-card h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

.blog-post-card h3 a:hover {
    color: var(--accent-color);
}

.blog-post-card p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.read-more {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--accent-color);
    font-weight: 600;
    font-size: 0.9rem;
}

.read-more:hover {
    gap: 0.8rem;
}

/* Mobile Blog Adjustments */
@media (max-width: 768px) {
    .blog-container {
        padding-top: 110px;
    }

    .single-post {
        padding: 0 1.5rem;
        margin-bottom: 4rem;
    }

    .post-header {
        margin-bottom: 2rem;
        padding-bottom: 1.5rem;
    }

    .post-header h1 {
        font-size: 1.8rem;
        line-height: 1.3;
    }

    .post-content {
        font-size: 1.05rem;
    }

    .post-content h2 {
        font-size: 1.5rem;
        margin-top: 2.5rem;
    }
}