/* ==========================================
   Modern Landing Page Styles
   Clean, minimal design with vibrant accents
   ========================================== */

:root {
    /* Colour Palette - Dark Mode (default) */
    --color-bg-primary: #0a0a0f;
    --color-bg-secondary: #13131a;
    --color-bg-tertiary: #1a1a24;
    --color-text-primary: #ffffff;
    --color-text-secondary: #a0a0b2;
    --color-text-tertiary: #6b6b80;

    /* Nav background (split into RGB for opacity control) */
    --nav-bg-rgb: 10, 10, 15;
    --nav-shadow-color: rgba(0, 0, 0, 0.15);

    /* Vibrant Accent Colours */
    --color-accent-purple: #8b5cf6;
    --color-accent-cyan: #06b6d4;
    --color-accent-pink: #ec4899;
    --color-accent-green: #10b981;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #8b5cf6 0%, #06b6d4 100%);
    --gradient-purple: linear-gradient(135deg, #8b5cf6 0%, #a78bfa 100%);
    --gradient-cyan: linear-gradient(135deg, #06b6d4 0%, #22d3ee 100%);
    --gradient-pink: linear-gradient(135deg, #ec4899 0%, #f472b6 100%);

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    /* Typography */
    --font-heading: 'Space Grotesk', system-ui, -apple-system, sans-serif;
    --font-body: 'Inter', system-ui, -apple-system, sans-serif;

    /* Borders & Radius */
    --border-radius-sm: 0.5rem;
    --border-radius-md: 1rem;
    --border-radius-lg: 1.5rem;
    --border-color: rgba(255, 255, 255, 0.1);
}

/* ==========================================
   Light Theme Overrides
   ========================================== */

[data-theme="light"] {
    --color-bg-primary: #ffffff;
    --color-bg-secondary: #f3f4f8;
    --color-bg-tertiary: #e8e9f2;
    --color-text-primary: #0a0a0f;
    --color-text-secondary: #3d3d55;
    --color-text-tertiary: #6b6b80;
    --nav-bg-rgb: 255, 255, 255;
    --nav-shadow-color: rgba(0, 0, 0, 0.08);
    --border-color: rgba(0, 0, 0, 0.1);
}

/* ==========================================
   Reset & Base Styles
   ========================================== */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
}

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

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

ul {
    list-style: none;
}

/* ==========================================
   Container
   ========================================== */

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

/* ==========================================
   Navigation
   ========================================== */

.nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(var(--nav-bg-rgb), 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    padding: 1.5rem 0;
    transition: background 0.3s ease, box-shadow 0.3s ease;
}

.nav.nav--scrolled {
    background: rgba(var(--nav-bg-rgb), 0.95);
    box-shadow: 0 4px 20px var(--nav-shadow-color);
}

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

.nav-logo {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.nav-links a {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.2s ease;
}

.nav-links a:hover {
    color: var(--color-text-primary);
}

.nav-cta {
    background: var(--gradient-primary);
    color: var(--color-text-primary) !important;
    padding: 0.6rem 1.5rem;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(139, 92, 246, 0.3);
}

/* ==========================================
   Hero Section
   ========================================== */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 6rem;
    overflow: hidden;
}

.hero-gradient {
    position: absolute;
    top: 0;
    right: 0;
    width: 60%;
    height: 100%;
    background: radial-gradient(circle at 70% 30%, rgba(139, 92, 246, 0.15) 0%, transparent 50%),
                radial-gradient(circle at 80% 70%, rgba(6, 182, 212, 0.15) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero-badge {
    display: inline-block;
    background: rgba(139, 92, 246, 0.1);
    border: 1px solid rgba(139, 92, 246, 0.3);
    color: var(--color-accent-purple);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-sm);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    line-height: 1.1;
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

/* ==========================================
   Buttons
   ========================================== */

.btn {
    display: inline-block;
    padding: 1rem 2rem;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    cursor: pointer;
    border: 2px solid transparent;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(139, 92, 246, 0.4);
}

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

.btn-secondary:hover {
    border-color: var(--color-accent-purple);
    background: rgba(139, 92, 246, 0.1);
}

/* ==========================================
   Services Section
   ========================================== */

.services {
    padding: var(--spacing-xl) 0;
    background: var(--color-bg-secondary);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--spacing-sm);
}

.section-description {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.service-card {
    background: var(--color-bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    transition: all 0.3s ease;
}

.service-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-accent-purple);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.3);
}

.service-card.highlight {
    border-color: var(--color-accent-cyan);
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.05) 0%, var(--color-bg-tertiary) 100%);
}

.service-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--border-radius-sm);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
    margin-right: var(--spacing-sm);
    vertical-align: middle;
}

.service-icon svg {
    display: block;
    width: 24px;
    height: 24px;
}

.service-title {
    font-size: 1.5rem;
    margin-bottom: 0;
    display: inline-block;
    vertical-align: middle;
    line-height: 48px;
}

.service-card > .service-icon,
.service-card > .service-title {
    margin-bottom: var(--spacing-md);
}

.gradient-purple {
    background: var(--gradient-purple);
}

.gradient-cyan {
    background: var(--gradient-cyan);
}

.gradient-pink {
    background: var(--gradient-pink);
}

.service-description {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

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

.service-list li {
    color: var(--color-text-secondary);
    padding-left: 1.5rem;
    margin-bottom: 0.5rem;
    position: relative;
    display: block;
}

.service-list li::before {
    content: "→";
    position: absolute;
    left: 0;
    top: 0;
    color: var(--color-accent-cyan);
    display: inline-block;
}

/* ==========================================
   About Section
   ========================================== */

.about {
    padding: var(--spacing-xl) 0;
    background: var(--color-bg-primary);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.about-text {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
    font-size: 1.05rem;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
}

.about-image {
    display: flex;
    justify-content: center;
}

.image-wrapper {
    position: relative;
    width: 400px;
    height: 400px;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    border: 2px solid var(--border-color);
}

.image-wrapper::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-lg);
    z-index: -1;
}

.image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ==========================================
   Writing Section
   ========================================== */

.writing {
    padding: var(--spacing-xl) 0;
    background: var(--color-bg-secondary);
}

.writing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.writing-card {
    background: var(--color-bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    transition: all 0.3s ease;
    display: block;
}

.writing-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-accent-purple);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.3);
}

.writing-tag {
    display: inline-block;
    background: rgba(139, 92, 246, 0.1);
    color: var(--color-accent-purple);
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--spacing-sm);
}

.writing-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.writing-description {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.writing-link {
    color: var(--color-accent-cyan);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.writing-link svg {
    transition: transform 0.2s ease;
}

.writing-card:hover .writing-link svg {
    transform: translate(2px, -2px);
}

/* ==========================================
   Speaking Section
   ========================================== */

.speaking {
    padding: var(--spacing-xl) 0;
    background: var(--color-bg-tertiary);
}

.speaking-list {
    max-width: 900px;
    margin: var(--spacing-lg) auto 0;
}

.speaking-item {
    background: var(--color-bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    transition: all 0.3s ease;
}

.speaking-item:hover {
    border-color: var(--color-accent-purple);
    transform: translateX(4px);
}

.speaking-content {
    margin-bottom: var(--spacing-sm);
}

.speaking-title {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.speaking-description {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

.speaking-meta {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    align-items: center;
    font-size: 0.875rem;
}

.speaking-venue {
    color: var(--color-accent-cyan);
    font-weight: 600;
}

.speaking-date {
    color: var(--color-text-tertiary);
}

.speaking-link {
    color: var(--color-accent-purple);
    font-weight: 600;
    margin-left: auto;
}

.speaking-link:hover {
    color: var(--color-accent-cyan);
}

/* ==========================================
   Other Blogs Section
   ========================================== */

.other-blogs {
    padding: var(--spacing-xl) 0;
    background: var(--color-bg-primary);
}

.other-blogs-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.other-blog-card {
    display: flex;
    gap: var(--spacing-md);
    background: var(--color-bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    transition: all 0.3s ease;
    text-decoration: none;
    color: inherit;
}

.other-blog-card:hover {
    border-color: var(--color-accent-purple);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(139, 92, 246, 0.15);
}

.other-blog-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: white;
}

.other-blog-body {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.other-blog-title {
    font-size: 1.25rem;
    color: var(--color-text-primary);
}

.other-blog-description {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
    flex: 1;
}

.other-blog-link {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-accent-cyan);
    margin-top: 0.25rem;
    transition: color 0.2s ease;
}

.other-blog-card:hover .other-blog-link {
    color: var(--color-accent-purple);
}

@media (max-width: 768px) {
    .other-blogs-grid {
        grid-template-columns: 1fr;
    }
}

/* ==========================================
   Contact Section
   ========================================== */

.contact {
    padding: var(--spacing-xl) 0;
    background: var(--color-bg-secondary);
}

.contact-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.contact-description {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
}

.contact-options {
    margin-top: var(--spacing-lg);
}

.contact-text {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
}

.social-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.social-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--color-bg-tertiary);
    border: 1px solid var(--border-color);
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius-sm);
    color: var(--color-text-primary);
    transition: all 0.3s ease;
}

.social-link:hover {
    border-color: var(--color-accent-purple);
    background: rgba(139, 92, 246, 0.1);
    transform: translateY(-2px);
}

.social-link svg {
    width: 20px;
    height: 20px;
}

/* ==========================================
   Footer
   ========================================== */

.footer {
    padding: var(--spacing-md) 0;
    border-top: 1px solid var(--border-color);
}

.footer-text {
    text-align: center;
    color: var(--color-text-tertiary);
    font-size: 0.875rem;
}

/* ==========================================
   Blog Preview Section (Homepage)
   ========================================== */

.blog-preview {
    padding: var(--spacing-xl) 0;
    background: var(--color-bg-primary);
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.blog-card {
    background: var(--color-bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    transition: all 0.3s ease;
}

.blog-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-accent-purple);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.3);
}

.blog-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.blog-date {
    color: var(--color-text-tertiary);
    font-size: 0.875rem;
}

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

.blog-tag {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius-sm);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.3px;
    background: rgba(139, 92, 246, 0.15);
    color: #a78bfa;
    border: 1px solid rgba(139, 92, 246, 0.3);
}

.blog-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.blog-title a {
    color: var(--color-text-primary);
    transition: color 0.2s ease;
}

.blog-title a:hover {
    color: var(--color-accent-cyan);
}

.blog-excerpt {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.7;
}

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

.blog-view-all {
    text-align: center;
    margin-top: var(--spacing-lg);
}

/* ==========================================
   Blog List Page
   ========================================== */

.blog-list-page {
    padding: 8rem 0 var(--spacing-xl);
    min-height: 100vh;
}

.blog-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.page-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: var(--spacing-sm);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-description {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    max-width: 700px;
    margin: 0 auto;
}

.blog-posts {
    max-width: 900px;
    margin: 0 auto;
}

.blog-post-item {
    background: var(--color-bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    transition: all 0.3s ease;
}

.blog-post-item:hover {
    border-color: var(--color-accent-purple);
    transform: translateX(4px);
}

.blog-post-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.blog-post-date {
    color: var(--color-text-tertiary);
    font-size: 0.875rem;
}

.blog-post-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.blog-post-tag {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius-sm);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.3px;
    background: rgba(139, 92, 246, 0.15);
    color: #a78bfa;
    border: 1px solid rgba(139, 92, 246, 0.3);
}

.blog-post-title {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-sm);
}

.blog-post-title a {
    color: var(--color-text-primary);
    transition: color 0.2s ease;
}

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

.blog-post-description {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.7;
}

.blog-post-link {
    color: var(--color-accent-cyan);
    font-weight: 600;
}

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.pagination-link {
    color: var(--color-accent-cyan);
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    transition: all 0.3s ease;
}

.pagination-link:hover {
    border-color: var(--color-accent-purple);
    background: rgba(139, 92, 246, 0.1);
}

.pagination-info {
    color: var(--color-text-tertiary);
    font-size: 0.875rem;
}

.blog-back {
    text-align: center;
    margin-top: var(--spacing-lg);
}

/* ==========================================
   Single Blog Post
   ========================================== */

.container-narrow {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.blog-post {
    padding: 8rem 0 var(--spacing-xl);
}

.blog-post-header {
    margin-bottom: var(--spacing-lg);
}

.blog-post-back {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    display: inline-block;
    margin-bottom: var(--spacing-md);
    transition: color 0.2s ease;
}

.blog-post-back:hover {
    color: var(--color-accent-cyan);
}

.blog-post-meta-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--border-color);
}

.blog-post-title-main {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.blog-post-lead {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.blog-post-content {
    color: var(--color-text-secondary);
    line-height: 1.8;
    font-size: 1.05rem;
}

.blog-post-content h2 {
    color: var(--color-text-primary);
    font-size: 1.75rem;
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
}

.blog-post-content h3 {
    color: var(--color-text-primary);
    font-size: 1.4rem;
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.blog-post-content p {
    margin-bottom: var(--spacing-md);
}

.blog-post-content a {
    color: var(--color-accent-cyan);
    text-decoration: underline;
}

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

.blog-post-content ul,
.blog-post-content ol {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-md);
}

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

.blog-post-content code {
    background: var(--color-bg-tertiary);
    padding: 0.2rem 0.5rem;
    border-radius: 0.25rem;
    font-family: 'Courier New', monospace;
    font-size: 0.9em;
}

.blog-post-content pre {
    background: var(--color-bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    padding: var(--spacing-sm);
    overflow-x: auto;
    margin-bottom: var(--spacing-md);
}

.blog-post-content pre code {
    background: none;
    padding: 0;
}

.blog-post-content blockquote {
    border-left: 4px solid var(--color-accent-purple);
    padding-left: var(--spacing-sm);
    margin: var(--spacing-md) 0;
    font-style: italic;
    color: var(--color-text-tertiary);
}

.blog-post-footer {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

.blog-post-author {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.author-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
}

.author-info {
    flex: 1;
}

.author-name {
    font-weight: 600;
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
}

.author-bio {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

.blog-post-share {
    text-align: center;
}

.share-text {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-sm);
    font-size: 0.95rem;
}

.share-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
}

.share-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--color-bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    color: var(--color-text-primary);
    transition: all 0.3s ease;
}

.share-link:hover {
    border-color: var(--color-accent-purple);
    background: rgba(139, 92, 246, 0.1);
    transform: translateY(-2px);
}

.blog-post-navigation {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.blog-nav-link {
    background: var(--color-bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-sm);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.blog-nav-link:hover {
    border-color: var(--color-accent-purple);
    transform: translateY(-2px);
}

.blog-nav-prev {
    text-align: left;
}

.blog-nav-next {
    text-align: right;
}

.blog-nav-label {
    color: var(--color-text-tertiary);
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

.blog-nav-title {
    color: var(--color-text-primary);
    font-weight: 600;
}

/* ==========================================
   Theme Toggle Button
   ========================================== */

.theme-toggle {
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 50%;
    width: 38px;
    height: 38px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-secondary);
    flex-shrink: 0;
    transition: all 0.2s ease;
    margin-left: var(--spacing-sm);
}

.theme-toggle:hover {
    border-color: var(--color-accent-purple);
    color: var(--color-text-primary);
    background: rgba(139, 92, 246, 0.1);
}

/* Default (dark mode): show sun, hide moon */
.theme-toggle .icon-moon { display: none; }
.theme-toggle .icon-sun  { display: block; }

/* Light mode: show moon, hide sun */
[data-theme="light"] .theme-toggle .icon-moon { display: block; }
[data-theme="light"] .theme-toggle .icon-sun  { display: none; }

/* ==========================================
   Projects Section
   ========================================== */

.projects {
    padding: var(--spacing-xl) 0;
    background: var(--color-bg-secondary);
}

.project-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
    background: var(--color-bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    margin-top: var(--spacing-lg);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.project-card:hover {
    border-color: rgba(139, 92, 246, 0.4);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.25);
}

/* ---- Project mockup terminal ---- */

.project-image-area {
    display: flex;
    align-items: center;
    justify-content: center;
}

.project-mockup {
    width: 100%;
    max-width: 440px;
    background: #0d1117;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--border-radius-md);
    overflow: hidden;
    font-family: 'Courier New', 'Menlo', monospace;
    font-size: 0.8rem;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
}

[data-theme="light"] .project-mockup {
    background: #1e1e2e;
    border-color: rgba(0, 0, 0, 0.2);
}

.mockup-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.mockup-dots { display: flex; gap: 6px; }
.mockup-dot { width: 12px; height: 12px; border-radius: 50%; }
.dot-red    { background: #ff5f57; }
.dot-yellow { background: #febc2e; }
.dot-green  { background: #28c840; }

.mockup-title {
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.75rem;
    margin-left: 0.25rem;
}

.mockup-body {
    padding: 1rem 1.25rem 1.25rem;
    line-height: 1.7;
}

.mockup-line { white-space: pre; }
.mockup-indent { padding-left: 1.5rem; }

.mockup-cursor {
    display: inline-block;
    color: var(--color-accent-cyan);
    animation: blink 1.2s step-end infinite;
    margin-top: 0.25rem;
}

@keyframes blink {
    50% { opacity: 0; }
}

/* Mockup colour classes */
.mc-dim    { color: rgba(255, 255, 255, 0.35); }
.mc-cmd    { color: #e2e8f0; }
.mc-file   { color: #7dd3fc; }
.mc-text   { color: #e2e8f0; }
.mc-warn   { color: #febc2e; }
.mc-red    { color: #ff6b6b; font-weight: 700; font-size: 0.7rem; background: rgba(255, 107, 107, 0.15); padding: 0.1rem 0.35rem; border-radius: 0.25rem; }
.mc-yellow { color: #febc2e; font-weight: 700; font-size: 0.7rem; background: rgba(254, 188, 46, 0.12); padding: 0.1rem 0.35rem; border-radius: 0.25rem; }
.mc-green  { color: #28c840; }
.mc-purple { color: #a78bfa; font-weight: 700; font-size: 0.7rem; background: rgba(167, 139, 250, 0.15); padding: 0.1rem 0.35rem; border-radius: 0.25rem; }

/* ---- Project details ---- */

.project-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.project-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.project-tag {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius-sm);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.3px;
}

/* Coloured tag variants */
.tag-dotnet    { background: rgba(139, 92, 246, 0.15); color: #a78bfa; border: 1px solid rgba(139, 92, 246, 0.3); }
.tag-net       { background: rgba(139, 92, 246, 0.15); color: #a78bfa; border: 1px solid rgba(139, 92, 246, 0.3); }
.tag-csharp    { background: rgba(59, 130, 246, 0.15); color: #60a5fa; border: 1px solid rgba(59, 130, 246, 0.3); }
.tag-azure     { background: rgba(14, 165, 233, 0.15); color: #38bdf8; border: 1px solid rgba(14, 165, 233, 0.3); }
.tag-containers{ background: rgba(14, 165, 233, 0.15); color: #38bdf8; border: 1px solid rgba(14, 165, 233, 0.3); }
.tag-openai    { background: rgba(16, 185, 129, 0.15); color: #34d399; border: 1px solid rgba(16, 185, 129, 0.3); }
.tag-consulting{ background: rgba(16, 185, 129, 0.15); color: #34d399; border: 1px solid rgba(16, 185, 129, 0.3); }
.tag-ai        { background: rgba(236, 72, 153, 0.15); color: #f472b6; border: 1px solid rgba(236, 72, 153, 0.3); }
.tag-security  { background: rgba(245, 158, 11, 0.15); color: #fbbf24; border: 1px solid rgba(245, 158, 11, 0.3); }
.tag-devops    { background: rgba(245, 158, 11, 0.15); color: #fbbf24; border: 1px solid rgba(245, 158, 11, 0.3); }
.tag-strategy  { background: rgba(59, 130, 246, 0.15); color: #60a5fa; border: 1px solid rgba(59, 130, 246, 0.3); }

.project-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin: 0;
}

.project-description {
    color: var(--color-text-secondary);
    line-height: 1.8;
    font-size: 1.05rem;
}

.project-features {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-top: 0.25rem;
}

.project-feature {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

.feature-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-accent-cyan);
    flex-shrink: 0;
}

.project-github-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    align-self: flex-start;
    margin-top: var(--spacing-sm);
}

/* ==========================================
   Light Theme — Card & Surface Overrides
   ========================================== */

[data-theme="light"] .service-card,
[data-theme="light"] .blog-card,
[data-theme="light"] .writing-card,
[data-theme="light"] .project-card {
    background: #ffffff;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.07);
}

[data-theme="light"] .speaking-item {
    background: #ffffff;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

[data-theme="light"] .social-link {
    background: #ffffff;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

[data-theme="light"] .blog-post-item,
[data-theme="light"] .blog-nav-link {
    background: #ffffff;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

[data-theme="light"] .hero-badge {
    background: rgba(139, 92, 246, 0.08);
}

[data-theme="light"] .hero-gradient {
    opacity: 0.6;
}

/* ==========================================
   Responsive Design
   ========================================== */

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .theme-toggle {
        margin-left: auto;
    }

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

    .project-mockup {
        max-width: 100%;
        font-size: 0.72rem;
    }

    .project-title {
        font-size: 1.5rem;
    }
    
    .hero {
        min-height: auto;
        padding: 8rem 0 4rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-description {
        font-size: 1.125rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
    }
    
    .image-wrapper {
        width: 300px;
        height: 300px;
    }
    
    .writing-grid {
        grid-template-columns: 1fr;
    }
    
    .speaking-meta {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .speaking-link {
        margin-left: 0;
    }
}

@media (max-width: 480px) {
    .hero-cta {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        text-align: center;
    }
}