/* ========================================
   COLOR SCHEMES - Dark & Light Mode
   ======================================== */

:root {
    /* Dark Mode Colors (Default) */
    --bg-primary: #0a0e27;
    --bg-secondary: #141b3a;
    --bg-tertiary: #1e2749;
    --bg-accent: #0f1729;

    --text-primary: #e8eaf0;
    --text-secondary: #b4b8d4;
    --text-muted: #7a7f9a;

    --color-primary: #00d9ff;
    --color-primary-dark: #0099cc;
    --color-secondary: #00ffaa;
    --color-accent: #7c3aed;
    --color-accent-light: #a78bfa;

    --gradient-primary: linear-gradient(135deg, #00d9ff, #00ffaa);
    --gradient-card: linear-gradient(135deg, rgba(0, 217, 255, 0.1), rgba(0, 255, 170, 0.05));

    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 20px rgba(0, 217, 255, 0.3);

    --border-radius-sm: 8px;
    --border-radius-md: 12px;
    --border-radius-lg: 20px;

    --transition-fast: all 0.2s ease;
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Light Mode Colors */
[data-theme="light"] {
    --bg-primary: #ffffff;
    --bg-secondary: #fcfdfd;
    --bg-tertiary: #f8fafc;
    --bg-accent: #f1f5f9;

    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #64748b;

    --color-primary: #00abb8;
    --color-primary-dark: #008a94;
    --color-secondary: #00d4c8;
    --color-accent: #7c3aed;
    --color-accent-light: #a78bfa;

    --gradient-primary: linear-gradient(135deg, #00abb8, #00d4c8);
    --gradient-card: linear-gradient(135deg, rgba(0, 171, 184, 0.08), rgba(0, 212, 200, 0.05));

    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.08);
    --shadow-glow: 0 10px 40px -15px rgba(0, 171, 184, 0.15);
    --shadow-hover: 0 20px 25px -5px rgba(0, 171, 184, 0.08), 0 10px 10px -5px rgba(0, 171, 184, 0.04);

    --border-light: #e2e8f0;
}

/* ========================================
   BASE STYLES
   ======================================== */

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

html {
    scroll-behavior: smooth;
    scrollbar-width: thin;
    scrollbar-color: var(--color-primary) var(--bg-secondary);
}

body {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-secondary);
    line-height: 1.7;
    transition: var(--transition-smooth);
    overflow-x: hidden;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--color-primary);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-primary-dark);
}

/* Selection */
::selection {
    background: var(--color-primary);
    color: var(--bg-primary);
}

/* Utility classes */
.text-primary {
    color: var(--color-primary);
}

/* ========================================
   ACCESSIBILITY (WCAG 2.1 AA)
   ======================================== */

/* Focus visible pour navigation clavier (WCAG 2.4.7) */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 2px;
    box-shadow: 0 0 0 4px rgba(0, 217, 255, 0.3);
}

/* Suppression outline par défaut si :focus-visible supporté */
a:focus:not(:focus-visible),
button:focus:not(:focus-visible),
input:focus:not(:focus-visible),
textarea:focus:not(:focus-visible) {
    outline: none;
}

/* Skip link pour navigation clavier */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--color-primary);
    color: var(--bg-primary);
    padding: 8px 16px;
    z-index: 10000;
    text-decoration: none;
    border-radius: 0 0 var(--border-radius-sm) 0;
    font-weight: 600;
    transition: top 0.2s ease;
}

.skip-link:focus {
    top: 0;
}

/* ========================================
   THEME TOGGLE BUTTON
   ======================================== */

.theme-toggle {
    background: transparent;
    border: 1px solid var(--border-light, #e2e8f0);
    color: var(--text-muted);
    width: 36px;
    height: 36px;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: var(--transition-fast);
    flex-shrink: 0;
}

.theme-toggle:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    background: rgba(0, 171, 184, 0.08);
    transform: none;
    box-shadow: none;
}

/* ========================================
   HEADER - Modern Design
   ======================================== */

.site-header {
    position: sticky;
    top: 0;
    z-index: 999;
    width: 100%;
    border-bottom: 1px solid var(--border-light, #e2e8f0);
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(12px);
}

[data-theme="dark"] .site-header {
    background: rgba(10, 14, 39, 0.9);
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Brand / Logo */
.header-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.header-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 2px solid rgba(0, 171, 184, 0.2);
    padding: 2px;
    overflow: hidden;
}

.header-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

.header-name {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.025em;
}

/* Navigation desktop */
.header-nav {
    display: none;
    align-items: center;
    gap: 40px;
}

@media (min-width: 768px) {
    .header-nav {
        display: flex;
    }
}

.header-nav-link {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-muted);
    text-decoration: none;
    transition: var(--transition-fast);
}

.header-nav-link:hover {
    color: var(--color-primary);
}

/* Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.header-cta {
    display: none;
    padding: 10px 24px;
    background: var(--color-primary);
    color: white;
    font-size: 0.875rem;
    font-weight: 700;
    text-decoration: none;
    border-radius: 12px;
    transition: var(--transition-smooth);
    box-shadow: 0 4px 14px -3px rgba(0, 171, 184, 0.4);
}

@media (min-width: 768px) {
    .header-cta {
        display: block;
    }
}

.header-cta:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px -4px rgba(0, 171, 184, 0.5);
}

/* Mobile toggle */
.header-mobile-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 32px;
    height: 32px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

@media (min-width: 768px) {
    .header-mobile-toggle {
        display: none;
    }
}

.header-mobile-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition-fast);
}

.header-mobile-toggle[aria-expanded="true"] span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.header-mobile-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

.header-mobile-toggle[aria-expanded="true"] span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile nav */
.header-mobile-nav {
    display: none;
    flex-direction: column;
    padding: 16px 24px 24px;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-light, #e2e8f0);
}

.header-mobile-nav.active {
    display: flex;
}

.header-mobile-nav a {
    padding: 12px 0;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-decoration: none;
    border-bottom: 1px solid var(--border-light, #e2e8f0);
    transition: var(--transition-fast);
}

.header-mobile-nav a:last-child {
    border-bottom: none;
}

.mobile-theme-toggle-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 600;
}

.theme-toggle-mobile {
    background: transparent;
    border: 1px solid var(--border-light, #e2e8f0);
    color: var(--text-muted);
    width: 36px;
    height: 36px;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: var(--transition-fast);
}

.header-mobile-nav a:hover {
    color: var(--color-primary);
}

/* ========================================
   SECTIONS - Modern Design
   ======================================== */

section {
    max-width: 1400px;
    margin: 0 auto;
    background: transparent;
    position: relative;

    
}

section#blog {
    padding: 40px 0;
}

section.section-alt {
    background: var(--bg-tertiary);
    border-top: 1px solid var(--border-light, #e2e8f0);
    border-bottom: 1px solid var(--border-light, #e2e8f0);
    max-width: 100%;
}

section.section-alt > * {
    max-width: 1400px;
    margin-left: auto;
    margin-right: auto;
}

section h2 {
    font-size: clamp(2rem, 5vw, 2.5rem);
    color: var(--text-primary);
    margin-bottom: 16px;
    font-weight: 900;
    letter-spacing: -0.025em;
}

section h2::after {
    display: none;
}

.section-label {
    display: block;
    color: var(--color-primary);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 12px;
}


/* ========================================
   HERO SECTION
   ======================================== */

.hero {
    padding: 40px 24px;
    max-width: 1400px;
    margin: 0 auto;
}

.hero-container {
    display: flex;
    flex-direction: column;
    gap: 64px;
    align-items: center;
}

@media (min-width: 1024px) {
    .hero-container {
        flex-direction: row;
        gap: 64px;
    }
}

.hero-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.hero-label {
    color: var(--color-primary);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.hero-title {
    font-size: clamp(3rem, 8vw, 4.5rem);
    font-weight: 900;
    line-height: 1.05;
    letter-spacing: -0.025em;
    color: var(--text-primary);
}

.hero-title .text-primary {
    color: var(--color-primary);
}

.hero-description {
    font-size: 1.25rem;
    color: var(--text-muted);
    line-height: 1.75;
    max-width: 560px;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

.hero-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 32px;
    font-size: 1rem;
    font-weight: 700;
    text-decoration: none;
    border-radius: 12px;
    transition: var(--transition-smooth);
}

.hero-btn-primary {
    background: var(--color-primary);
    color: white;
    box-shadow: 0 8px 24px -4px rgba(0, 171, 184, 0.4);
}

.hero-btn-primary:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 12px 32px -4px rgba(0, 171, 184, 0.5);
}

.hero-btn-secondary {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 2px solid var(--border-light, #e2e8f0);
}

.hero-btn-secondary:hover {
    border-color: rgba(0, 171, 184, 0.3);
    background: var(--bg-tertiary);
}

.hero-btn-secondary i {
    color: var(--color-primary);
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 24px;
    padding-top: 16px;
    flex-wrap: wrap;
}

.hero-stat {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.hero-stat-value {
    font-size: 1.75rem;
    font-weight: 900;
    color: var(--color-primary);
    line-height: 1;
    letter-spacing: -0.02em;
}

.hero-stat-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 500;
    white-space: nowrap;
}

.hero-stat-divider {
    width: 1px;
    height: 36px;
    background: var(--border-light, #e2e8f0);
    flex-shrink: 0;
}

/* Hero Image */
.hero-image {
    flex: 1;
    position: relative;
}

.hero-image-bg {
    position: absolute;
    inset: -16px;
    background: rgba(0, 171, 184, 0.05);
    border-radius: 32px;
    transform: rotate(-3deg);
}

.hero-image-wrapper {
    position: relative;
    background: var(--bg-secondary);
    padding: 16px;
    border-radius: 24px;
    border: 1px solid var(--border-light, #e2e8f0);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
}

.hero-image-wrapper img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    border-radius: 16px;
}

.hero-badge {
    position: absolute;
    bottom: -24px;
    left: -24px;
    background: var(--bg-secondary);
    padding: 24px;
    border-radius: 16px;
    box-shadow: 0 10px 40px -10px rgba(0, 0, 0, 0.15);
    border: 1px solid var(--border-light, #e2e8f0);
    display: flex;
    align-items: center;
    gap: 16px;
}

.hero-badge-icon {
    width: 48px;
    height: 48px;
    background: rgba(0, 171, 184, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    font-size: 1.5rem;
}

.hero-badge-label {
    font-size: 0.625rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--text-muted);
    letter-spacing: 0.05em;
}

.hero-badge-value {
    font-size: 1.25rem;
    font-weight: 900;
    color: var(--text-primary);
}

/* ========================================
   ABOUT SECTION
   ======================================== */

#about {
    padding: 40px 24px;
}

.about-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
    align-items: start;
}

@media (min-width: 768px) {
    .about-container {
        grid-template-columns: 280px 1fr;
        gap: 64px;
    }
}

.about-highlights-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    align-content: start;
}

.about-highlight-item {
    background: var(--bg-secondary);
    border: 1px solid var(--border-light, #e2e8f0);
    border-radius: 16px;
    padding: 24px 20px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    transition: var(--transition-smooth);
}

.about-highlight-item:hover {
    border-color: var(--color-primary);
    transform: translateY(-3px);
    box-shadow: var(--shadow-sm);
}

.about-highlight-value {
    font-size: 2.25rem;
    font-weight: 900;
    color: var(--color-primary);
    line-height: 1;
    letter-spacing: -0.03em;
}

.about-highlight-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
    line-height: 1.3;
}

.about-content {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.lead {
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--text-primary);
    line-height: 1.8;
}

.interests {
    background: var(--bg-secondary);
    padding: 24px;
    border-radius: 16px;
    border: 1px solid var(--border-light, #e2e8f0);
    margin-top: 8px;
}

.interests h3 {
    color: var(--color-primary);
    font-size: 1.4rem;
    margin-bottom: 15px;
}

.interest-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 15px;
}

.tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--gradient-card);
    border: 1px solid var(--color-primary);
    border-radius: var(--border-radius-sm);
    color: var(--text-primary);
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition-smooth);
}

.tag:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-sm);
    background: var(--color-primary);
    color: var(--bg-primary);
}

.tag i {
    color: var(--color-secondary);
}

.interest-text {
    color: var(--text-secondary);
    line-height: 1.7;
}

.cta-buttons {
    display: flex;
    gap: 15px;
    margin-top: 20px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 30px;
    border-radius: var(--border-radius-sm);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition-smooth);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--bg-primary);
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 2px solid var(--color-primary);
}

.btn-secondary:hover {
    background: var(--color-primary);
    color: var(--bg-primary);
    transform: translateY(-3px);
}

/* ========================================
   GITHUB STATS SECTION
   ======================================== */

.stats-section {
    background: var(--gradient-card);
}

.github-stats-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 25px;
    margin: 40px 0;
}

.stat-card {
    background: var(--bg-tertiary);
    padding: 30px 20px;
    border-radius: var(--border-radius-md);
    text-align: center;
    border: 2px solid transparent;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-primary);
    opacity: 0;
    transition: var(--transition-smooth);
    z-index: 0;
}

.stat-card:hover::before {
    opacity: 0.1;
}

.stat-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.stat-card > * {
    position: relative;
    z-index: 1;
}

.stat-card i {
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: 15px;
}

.stat-card h3 {
    color: var(--text-primary);
    font-size: 1.1rem;
    margin-bottom: 10px;
}

.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: 10px 0;
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.github-chart {
    text-align: center;
    margin-top: 40px;
    padding: 20px;
    background: var(--bg-tertiary);
    border-radius: var(--border-radius-md);
}

.github-chart img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius-sm);
}

/* ========================================
   TIMELINE (EXPERIENCE)
   ======================================== */

.timeline {
    position: relative;
    margin-top: 40px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 3px;
    height: 100%;
    background: var(--gradient-primary);
}

.timeline-item {
    position: relative;
    margin-bottom: 50px;
    width: calc(50% - 40px);
}

.timeline-item:nth-child(odd) {
    margin-left: auto;
    padding-left: 40px;
}

.timeline-item:nth-child(even) {
    text-align: right;
    padding-right: 40px;
}

.timeline-marker {
    position: absolute;
    top: 0;
    width: 20px;
    height: 20px;
    background: var(--color-secondary);
    border: 4px solid var(--bg-secondary);
    border-radius: 50%;
    box-shadow: var(--shadow-glow);
    z-index: 2;
}

.timeline-item:nth-child(odd) .timeline-marker {
    left: -10px;
}

.timeline-item:nth-child(even) .timeline-marker {
    right: -10px;
}

.timeline-content {
    background: var(--bg-tertiary);
    padding: 25px;
    border-radius: var(--border-radius-md);
    border: 2px solid var(--color-primary);
    transition: var(--transition-smooth);
}

.timeline-content:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.timeline-date {
    display: inline-block;
    padding: 5px 15px;
    background: var(--gradient-primary);
    color: var(--bg-primary);
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.timeline-content h3 {
    color: var(--text-primary);
    font-size: 1.4rem;
    margin-bottom: 8px;
}

.company {
    color: var(--color-secondary);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.timeline-content ul {
    list-style: none;
    margin-top: 15px;
}

.timeline-item:nth-child(even) ul {
    text-align: left;
}

.timeline-content li {
    color: var(--text-secondary);
    margin-bottom: 10px;
    padding-left: 25px;
    position: relative;
}

.timeline-content li::before {
    content: '▹';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: bold;
}

/* ========================================
   SKILLS SECTION
   ======================================== */

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.skill-category {
    background: var(--bg-tertiary);
    padding: 30px;
    border-radius: var(--border-radius-md);
    border: 2px solid transparent;
    transition: var(--transition-smooth);
}

.skill-category:hover {
    border-color: var(--color-primary);
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.skill-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.skill-icon i {
    font-size: 1.8rem;
    color: var(--bg-primary);
}

.skill-category h3 {
    color: var(--text-primary);
    font-size: 1.4rem;
    margin-bottom: 20px;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.skill-tag {
    display: inline-block;
    padding: 6px 14px;
    border-radius: 9999px;
    font-size: 0.85rem;
    font-weight: 500;
    background: var(--bg-secondary);
    border: 1px solid var(--border-light, #e2e8f0);
    color: var(--text-secondary);
    transition: var(--transition-fast);
}

.skill-tag:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.skill-tag-highlight {
    background: rgba(0, 171, 184, 0.08);
    border-color: rgba(0, 171, 184, 0.3);
    color: var(--color-primary);
    font-weight: 600;
}

/* ========================================
   PROJECTS SECTION - Modern Design
   ======================================== */

#projects {
    padding: 40px 24px;
    background: var(--bg-tertiary);
    border-top: 1px solid var(--border-light, #e2e8f0);
    border-bottom: 1px solid var(--border-light, #e2e8f0);
    max-width: 100%;
}

#projects > .section-label,
#projects > h2,
#projects > .section-intro,
#projects > .projects,
#projects > .cta {
    max-width: 1400px;
    margin-left: auto;
    margin-right: auto;
}

.projects-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 48px;
}

.projects-header-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--color-primary);
    font-weight: 700;
    font-size: 0.875rem;
    text-decoration: none;
}

.projects-header-link:hover {
    text-decoration: underline;
}

.projects {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

@media (min-width: 640px) {
    .projects {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .projects {
        grid-template-columns: repeat(3, 1fr);
    }
}

.project {
    background: var(--bg-secondary);
    border-radius: 16px;
    border: 1px solid var(--border-light, #e2e8f0);
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-glow);
}

.project:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(0, 171, 184, 0.3);
}

.project-icon {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
}

/* .project-icon i {
    width: 36px;
    height: 36px;
    background: rgba(0, 171, 184, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: var(--color-primary);
    flex-shrink: 0;
} */

.project-tag {
    padding: 3px 10px;
    background: rgba(0, 171, 184, 0.08);
    color: var(--color-primary);
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    border-radius: 9999px;
}

.project-tag i {
    margin-right: 10px;
    color: var(--text-secondary)
}

.project-content {
    padding: 20px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.project-content h3 {
    color: var(--text-primary);
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 8px;
    line-height: 1.4;
    transition: var(--transition-fast);
}

.project:hover .project-content h3 {
    color: var(--color-primary);
}

.project-content p {
    color: var(--text-muted);
    font-size: 0.875rem;
    line-height: 1.6;
    margin-bottom: 16px;
    flex-grow: 1;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.tech-tag {
    padding: 3px 10px;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    border-radius: 9999px;
    border: 1px solid var(--border-light, #e2e8f0);
    transition: var(--transition-fast);
}

.tech-tag:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.section-intro {
    text-align: left;
    color: var(--text-muted);
    font-size: 1.125rem;
    line-height: 1.75;
    margin-bottom: 30px;
    max-width: 640px;
}

/* ========================================
   CERTIFICATIONS SECTION
   ======================================== */

.projects-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* ========================================
   BLOG SECTION
   ======================================== */

/* ========================================
   BLOG LISTING - New Modern Design
   ======================================== */

#blog-listing {
    max-width: 100%;
    margin: 0;
    padding: 40px 0;
    background: var(--bg-primary);
}

#blog-listing .blog-header {
    max-width: 1400px;
    margin: 0 auto 60px;
    padding: 0 24px;
    display: flex;
    flex-direction: column;
    gap: 32px;
}

@media (min-width: 768px) {
    #blog-listing .blog-header {
        flex-direction: row;
        align-items: flex-end;
        justify-content: space-between;
    }
}

#blog-listing .blog-header-content {
    max-width: 640px;
}

#blog-listing .blog-header-label {
    color: var(--color-primary);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 0.75rem;
    margin-bottom: 24px;
    display: block;
}

#blog-listing h1 {
    font-size: clamp(2.5rem, 5vw, 3.75rem);
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -0.025em;
    color: var(--text-primary);
    margin: 0;
    padding: 0;
}

#blog-listing h1 .text-primary {
    color: var(--color-primary);
}

#blog-listing .section-intro {
    margin-top: 16px;
    color: var(--text-muted);
    font-size: 1.125rem;
    line-height: 1.75;
    max-width: 32rem;
    padding: 0;
}

/* Blog Filters */
#blog-listing .blog-filters {
    min-width: 320px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

#blog-listing .blog-search {
    position: relative;
}

#blog-listing .blog-search-icon {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-primary);
    pointer-events: none;
}

#blog-listing .blog-search input {
    width: 100%;
    background: var(--bg-secondary);
    border: 2px solid var(--border-light, #e2e8f0);
    border-radius: 12px;
    padding: 16px 16px 16px 48px;
    font-size: 0.875rem;
    color: var(--text-primary);
    transition: var(--transition-fast);
    outline: none;
}

#blog-listing .blog-search input:focus {
    border-color: rgba(0, 171, 184, 0.5);
    box-shadow: 0 0 0 3px rgba(0, 171, 184, 0.1);
}

#blog-listing .blog-search input::placeholder {
    color: var(--text-muted);
}

#blog-listing .blog-filter-tags {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding-bottom: 8px;
    -ms-overflow-style: none;
    scrollbar-width: none;
}

#blog-listing .blog-filter-tags::-webkit-scrollbar {
    display: none;
}

#blog-listing .filter-tag {
    padding: 6px 16px;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 700;
    white-space: nowrap;
    cursor: pointer;
    transition: var(--transition-fast);
    text-decoration: none;
}

#blog-listing .filter-tag.active {
    background: var(--color-primary);
    color: white;
    box-shadow: var(--shadow-sm);
}

#blog-listing .filter-tag:not(.active) {
    background: var(--bg-secondary);
    border: 1px solid var(--border-light, #e2e8f0);
    color: var(--text-muted);
}

#blog-listing .filter-tag:not(.active):hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

/* Featured Article */
.blog-featured {
    max-width: 1400px;
    margin: 0 auto 64px;
    padding: 0 24px;
}

.blog-featured-card {
    position: relative;
    background: var(--bg-secondary);
    border-radius: 24px;
    overflow: hidden;
    border: 1px solid var(--border-light, #e2e8f0);
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-glow);
    transition: var(--transition-smooth);
    text-decoration: none;
}

@media (min-width: 1024px) {
    .blog-featured-card {
        flex-direction: row;
    }
}

.blog-featured-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-4px);
}

.blog-featured-image {
    position: relative;
    height: 300px;
    overflow: hidden;
}

@media (min-width: 1024px) {
    .blog-featured-image {
        width: 60%;
        height: 400px;
    }
}

.blog-featured-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.blog-featured-card:hover .blog-featured-image img {
    transform: scale(1.05);
}

.blog-featured-content {
    padding: 32px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

@media (min-width: 1024px) {
    .blog-featured-content {
        width: 40%;
        padding: 40px;
    }
}

.blog-featured-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
}

.blog-featured-badge {
    background: rgba(0, 171, 184, 0.1);
    color: var(--color-primary);
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 0.625rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.blog-featured-read-time {
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 500;
}

.blog-featured-content h2 {
    font-size: 1.875rem;
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-primary);
    margin-bottom: 16px;
    transition: var(--transition-fast);
}

.blog-featured-card:hover .blog-featured-content h2 {
    color: var(--color-primary);
}

.blog-featured-content p {
    color: var(--text-muted);
    font-size: 1rem;
    line-height: 1.75;
    margin-bottom: 32px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-featured-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: auto;
}

.blog-featured-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.blog-featured-author-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--bg-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    font-size: 0.875rem;
}

.blog-featured-author-name {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--text-primary);
}

.blog-featured-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--color-primary);
    font-weight: 700;
    font-size: 0.875rem;
    text-decoration: none;
    transition: var(--transition-fast);
}

.blog-featured-link i {
    transition: var(--transition-fast);
}

.blog-featured-card:hover .blog-featured-link i {
    transform: translateX(4px);
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
}

@media (min-width: 1024px) {
    .blog-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Blog Card - Modern Design */
.blog-card {
    background: var(--bg-secondary);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--border-light, #e2e8f0);
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
}

.blog-card:hover {
    box-shadow: var(--shadow-hover, 0 20px 25px -5px rgba(0, 171, 184, 0.08), 0 10px 10px -5px rgba(0, 171, 184, 0.04));
    transform: translateY(-4px);
}

.blog-image {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
}

.blog-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.blog-card:hover .blog-image img {
    transform: scale(1.05);
}

.blog-category {
    position: absolute;
    top: 16px;
    left: 16px;
    padding: 4px 12px;
    background: var(--color-primary);
    color: white;
    font-size: 0.625rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: 4px;
}

.blog-content {
    padding: 24px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.blog-date {
    color: var(--text-muted);
    font-size: 0.625rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.blog-date i {
    display: none;
}

.blog-content h3 {
    margin-bottom: 12px;
}

.blog-content h3 a {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 1.25rem;
    font-weight: 700;
    line-height: 1.3;
    transition: var(--transition-fast);
}

.blog-card:hover .blog-content h3 a {
    color: var(--color-primary);
}

.blog-content p {
    color: var(--text-muted);
    font-size: 0.875rem;
    line-height: 1.75;
    margin-bottom: 24px;
    flex-grow: 1;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-card-footer {
    margin-top: auto;
    padding-top: 16px;
    border-top: 1px solid var(--bg-tertiary);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.read-more {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 700;
    font-size: 0.875rem;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition-fast);
}

.read-more i,
.read-more .arrow-icon {
    transition: var(--transition-fast);
}

.blog-card:hover .read-more i,
.blog-card:hover .read-more .arrow-icon {
    transform: translateX(4px);
}

/* ========================================
   BLOG LAYOUT WITH SIDEBAR
   ======================================== */

.blog-layout {
    display: block;
    margin: 0 auto;
    max-width: 1400px;
    padding: 0 24px;
}

.blog-layout .blog-sidebar {
    display: none;
}

.blog-main {
    min-width: 0;
}

.blog-sidebar {
    position: sticky;
    top: 100px;
    align-self: start;
}

/* Sidebar Widgets */
.sidebar-widget {
    background: var(--bg-secondary);
    padding: 24px;
    border-radius: 16px;
    margin-bottom: 24px;
    border: 1px solid var(--border-light, #e2e8f0);
    transition: var(--transition-smooth);
}

.sidebar-widget:hover {
    box-shadow: var(--shadow-glow);
}

.sidebar-widget-title {
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--color-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.sidebar-widget-title i {
    color: var(--color-primary);
}

/* Categories List */
.sidebar-category-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sidebar-category-item {
    margin-bottom: 8px;
}

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

.sidebar-category-item a {
    color: var(--text-secondary);
    text-decoration: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 12px;
    border-radius: 8px;
    transition: var(--transition-fast);
    font-size: 0.875rem;
    font-weight: 500;
}

.sidebar-category-item a:hover {
    background: var(--bg-tertiary);
    color: var(--color-primary);
}

.sidebar-category-item.active a {
    background: rgba(0, 171, 184, 0.1);
    color: var(--color-primary);
    font-weight: 600;
}

.category-count {
    background: var(--bg-tertiary);
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 9999px;
}

/* Tag Cloud */
.sidebar-tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.tag-cloud-item {
    display: inline-block;
    padding: 6px 12px;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 9999px;
    transition: var(--transition-fast);
    border: 1px solid var(--border-light, #e2e8f0);
    font-weight: 500;
    font-size: 0.75rem;
}

.tag-cloud-item:hover {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

.tag-cloud-item.tag-active {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
    font-weight: 600;
}

.sidebar-all-articles {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    background: var(--color-primary);
    color: white;
    text-decoration: none;
    border-radius: 12px;
    font-weight: 700;
    font-size: 0.875rem;
    transition: var(--transition-smooth);
    box-shadow: 0 4px 14px -3px rgba(0, 171, 184, 0.4);
}

.sidebar-all-articles:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px -4px rgba(0, 171, 184, 0.5);
    background: var(--color-primary-dark);
}

/* ========================================
   BLOG TAGS FOOTER (Tags populaires en bas de page)
   ======================================== */

.blog-tags-footer {
    margin-top: 80px;
    padding: 60px 0;
    background: var(--bg-tertiary);
    border-top: 1px solid var(--border-light, #e2e8f0);
}

.blog-tags-footer .container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px;
}

.tags-footer-title {
    color: var(--text-primary);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 32px;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.tags-footer-title i {
    color: var(--color-primary);
}

.tags-footer-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    align-items: center;
}

.tag-footer-item {
    display: inline-block;
    padding: 8px 16px;
    background: var(--bg-secondary);
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 9999px;
    transition: var(--transition-fast);
    border: 1px solid var(--border-light, #e2e8f0);
    font-weight: 500;
    font-size: 0.875rem;
}

.tag-footer-item:hover {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 171, 184, 0.3);
}

.tag-footer-item.tag-active {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
    font-weight: 600;
}

/* ========================================
   ARTICLE TAGS MINI (in blog cards)
   ======================================== */

.article-tags-mini {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 16px;
}

.article-tags-mini .tag {
    display: inline-block;
    padding: 4px 10px;
    background: transparent;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.75rem;
    transition: var(--transition-fast);
}

.article-tags-mini .tag::before {
    content: '#';
}

.article-tags-mini .tag:hover {
    color: var(--color-primary);
}

.article-tags-mini .tag.tag-active {
    color: var(--color-primary);
    font-weight: 600;
}

/* ========================================
   ARTICLE DETAIL PAGE - Modern Design
   ======================================== */

.article-page {
    max-width: 1400px;
    margin: 0 auto;
    padding: 40px 24px;
}

/* Breadcrumb */
.article-breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    max-width: 1400px;
    margin: 0 auto;
    background: #fff0;
    position: relative;
    padding: 0 0 24px 0;
}

.article-breadcrumb a {
    color: var(--text-muted);
    text-decoration: none;
    transition: var(--transition-fast);
}

.article-breadcrumb a:hover {
    color: var(--color-primary);
}

.article-breadcrumb i {
    font-size: 0.625rem;
}

.article-breadcrumb .current {
    color: var(--color-primary);
}

/* Article Hero */
.article-hero {
    margin-bottom: 48px;
    display: flex;
    align-items: flex-start;
    gap: 48px;
}

.article-hero-content {
    flex: 1;
    min-width: 0;
}

.article-hero-image {
    flex-shrink: 0;
    width: 280px;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.article-hero-image img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
}

@media (max-width: 768px) {
    .article-hero {
        flex-direction: column;
    }

    .article-hero-image {
        width: 100%;
    }

    .article-hero-image img {
        height: 220px;
    }
}

.article-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -0.025em;
    color: var(--text-primary);
    margin-bottom: 32px;
}

.article-meta-bar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 32px;
    padding-bottom: 40px;
    border-bottom: 1px solid var(--border-light, #e2e8f0);
}

.article-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.author-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    overflow: hidden;
    border: 2px solid rgba(0, 171, 184, 0.1);
}

.author-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.author-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.author-name {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--text-primary);
}

.author-role {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.article-meta-divider {
    width: 1px;
    height: 40px;
    background: var(--border-light, #e2e8f0);
    display: none;
}

@media (min-width: 640px) {
    .article-meta-divider {
        display: block;
    }
}

.article-meta-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.meta-label {
    font-size: 0.625rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
}

.meta-value {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--text-primary);
}

.meta-value.meta-primary {
    color: var(--color-primary);
}

/* Article Layout */
.article-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
}

@media (min-width: 1024px) {
    .article-layout {
        grid-template-columns: 240px 1fr 280px;
        gap: 64px;
    }
}

/* Table of Contents */
.article-toc {
    display: none;
}

@media (min-width: 1024px) {
    .article-toc {
        display: block;
    }
}

.toc-sticky {
    position: sticky;
    top: 120px;
}

.toc-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.75rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-primary);
    margin-bottom: 24px;
}

.toc-title i {
    color: var(--color-primary);
}

.toc-nav {
    display: flex;
    flex-direction: column;
    gap: 16px;
    border-left: 1px solid var(--border-light, #e2e8f0);
}

.toc-link {
    padding-left: 16px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-muted);
    text-decoration: none;
    transition: var(--transition-fast);
    margin-left: -1px;
}

.toc-link:hover {
    color: var(--color-primary);
}

.toc-link.active {
    color: var(--color-primary);
    border-left: 2px solid var(--color-primary);
    padding-left: 15px;
}

.toc-cta {
    margin-top: 48px;
    padding: 24px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-light, #e2e8f0);
    border-radius: 16px;
}

.toc-cta-title {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.toc-cta-text {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 16px;
    line-height: 1.5;
}

.toc-cta-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 10px 16px;
    background: var(--text-primary);
    color: white;
    font-size: 0.75rem;
    font-weight: 700;
    text-decoration: none;
    border-radius: 8px;
    transition: var(--transition-fast);
}

.toc-cta-btn:hover {
    background: var(--color-primary);
}

/* Article Content */
.article-content {
    min-width: 0;
}

.article-content.prose {
    color: var(--text-secondary);
    font-size: 1.125rem;
    line-height: 1.8;
}

.article-lead {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--text-primary);
    line-height: 1.75;
    margin-bottom: 32px;
}

.article-content.prose h2 {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-top: 48px;
    margin-bottom: 24px;
    letter-spacing: -0.025em;
}

.article-content.prose h2::after {
    display: none;
}

.article-content.prose p {
    margin-bottom: 24px;
    color: var(--text-muted);
}

.article-content.prose strong {
    color: var(--text-primary);
    font-weight: 600;
}

.article-content.prose ul,
.article-content.prose ol {
    margin: 24px 0;
    padding-left: 24px;
}

.article-content.prose li {
    margin-bottom: 12px;
    color: var(--text-muted);
}

.article-content.prose pre {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-light, #e2e8f0);
    border-radius: 12px;
    padding: 24px;
    overflow-x: auto;
    margin: 32px 0;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 0.875rem;
}

.article-content.prose code {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    color: var(--color-primary);
}

.article-content.prose a {
    color: var(--color-primary);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.article-content.prose a:hover {
    text-decoration: none;
}

/* Article Sidebar */
.article-sidebar {
    display: none;
}

@media (min-width: 1024px) {
    .article-sidebar {
        display: block;
    }
}

.sidebar-sticky {
    position: sticky;
    top: 120px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.sidebar-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-light, #e2e8f0);
    border-radius: 16px;
    padding: 24px;
}

.sidebar-card-primary {
    background: var(--color-primary);
    border-color: var(--color-primary);
}

.sidebar-card-primary .sidebar-card-title {
    color: white;
}

.sidebar-card-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.625rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    margin-bottom: 16px;
}

.sidebar-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.sidebar-tag {
    padding: 6px 12px;
    background: var(--bg-tertiary);
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 9999px;
    transition: var(--transition-fast);
}

.sidebar-tag:hover {
    background: var(--color-primary);
    color: white;
}

.sidebar-share {
    display: flex;
    gap: 12px;
}

.share-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border-radius: 8px;
    font-size: 1rem;
    text-decoration: none;
    transition: var(--transition-fast);
}

.share-link:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

/* Author Section */
.article-author-section {
    margin-top: 96px;
    padding-top: 48px;
    border-top: 1px solid var(--border-light, #e2e8f0);
}

.author-card {
    display: flex;
    flex-direction: column;
    gap: 24px;
    padding: 40px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-light, #e2e8f0);
    border-radius: 24px;
}

@media (min-width: 768px) {
    .author-card {
        flex-direction: row;
        gap: 48px;
        align-items: center;
    }
}

.author-card-avatar {
    width: 128px;
    height: 128px;
    border-radius: 24px;
    overflow: hidden;
    flex-shrink: 0;
}

.author-card-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.author-card-content h4 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.author-card-content p {
    color: var(--text-muted);
    line-height: 1.75;
    margin-bottom: 24px;
}

.author-card-links {
    display: flex;
    gap: 16px;
}

.author-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 24px;
    background: var(--bg-primary);
    border: 1px solid var(--border-light, #e2e8f0);
    color: var(--text-primary);
    font-size: 0.875rem;
    font-weight: 700;
    text-decoration: none;
    border-radius: 12px;
    transition: var(--transition-fast);
}

.author-link:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

/* Related Articles (Article Page) */
.article-related {
    padding: 0;
}

.related-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 40px;
}

.related-header h3 {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--text-primary);
}

.related-view-all {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--color-primary);
    font-weight: 700;
    font-size: 0.875rem;
    text-decoration: none;
    transition: var(--transition-fast);
}

.related-view-all:hover {
    transform: translateX(4px);
}

.article-related .related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.article-related .related-card {
    background: var(--bg-secondary);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--border-light, #e2e8f0);
    transition: var(--transition-smooth);
}

.article-related .related-card:hover {
    border-color: rgba(0, 171, 184, 0.2);
}

.article-related .related-link {
    text-decoration: none;
    display: flex;
    flex-direction: column;
}

.article-related .related-image {
    aspect-ratio: 16 / 9;
    overflow: hidden;
}

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

.article-related .related-content {
    padding: 24px;
}

.article-related .related-category {
    display: block;
    font-size: 0.625rem;
    font-weight: 700;
    text-transform: uppercase;
    margin-bottom: 12px;
}

.article-related .related-content h4 {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
    transition: var(--transition-fast);
}

.article-related .related-card:hover h4 {
    color: var(--color-primary);
}

.article-related .related-content p {
    font-size: 0.875rem;
    color: var(--text-muted);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ========================================
   CROSS-LINKING SECTIONS (Article pages)
   ======================================== */

.related-articles,
.latest-articles {
    margin-top: 80px;
    padding-top: 48px;
    border-top: 1px solid var(--border-light, #e2e8f0);
}

.related-articles h2,
.latest-articles h2 {
    color: var(--text-primary);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 32px;
    text-align: center;
}

.related-articles h2::after,
.latest-articles h2::after {
    content: '';
    display: block;
    width: 48px;
    height: 3px;
    background: var(--color-primary);
    margin: 12px auto 0;
    border-radius: 2px;
}

.related-grid,
.latest-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.related-card,
.latest-card {
    background: var(--bg-secondary);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--border-light, #e2e8f0);
    transition: var(--transition-smooth);
}

.related-card:hover,
.latest-card:hover {
    box-shadow: var(--shadow-hover, 0 20px 25px -5px rgba(0, 171, 184, 0.08), 0 10px 10px -5px rgba(0, 171, 184, 0.04));
    transform: translateY(-4px);
}

.related-link,
.latest-link {
    text-decoration: none;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.related-card img,
.latest-card img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.related-card:hover img,
.latest-card:hover img {
    transform: scale(1.05);
}

.related-content,
.latest-content {
    padding: 20px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.related-category,
.latest-category {
    display: inline-block;
    padding: 4px 10px;
    background: var(--color-primary);
    color: white;
    font-size: 0.625rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: 4px;
    margin-bottom: 12px;
    align-self: flex-start;
}

.related-content h3,
.latest-content h3 {
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 8px;
    line-height: 1.4;
    transition: var(--transition-fast);
}

.related-card:hover h3,
.latest-card:hover h3 {
    color: var(--color-primary);
}

.related-content p {
    color: var(--text-muted);
    font-size: 0.875rem;
    line-height: 1.6;
    margin-bottom: 12px;
    flex-grow: 1;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.related-date,
.latest-date {
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: auto;
}

/* ========================================
   RESPONSIVE: BLOG LAYOUT
   ======================================== */

@media (max-width: 992px) {
    .blog-layout {
        grid-template-columns: 1fr;
    }

    .blog-sidebar {
        position: static;
        max-height: none;
        order: 2;
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 20px;
    }

    .sidebar-widget {
        margin-bottom: 0;
    }
}

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

    .related-grid,
    .latest-grid {
        grid-template-columns: 1fr;
    }

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

.cta {
    text-align: center;
    margin: 40px 0 0;
}

/* ========================================
   404 PAGE
   ======================================== */

.not-found-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 60vh;
    padding: 60px 24px;
}

.not-found-container {
    text-align: center;
    max-width: 520px;
}

.not-found-code {
    font-size: clamp(6rem, 20vw, 10rem);
    font-weight: 900;
    line-height: 1;
    letter-spacing: -0.05em;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 16px;
}

.not-found-title {
    font-size: clamp(1.5rem, 4vw, 2rem);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.not-found-description {
    color: var(--text-muted);
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 40px;
}

.not-found-code--forbidden {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.not-found-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ========================================
   LEGAL PAGE
   ======================================== */

.legal-page {
    max-width: 1400px;
    margin: 0 auto;
    padding: 40px 24px;
}

.legal-page section {
    padding: 0;
}

#legal_notice h1 {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 900;
    letter-spacing: -0.025em;
    color: var(--text-primary);
    margin-bottom: 40px;
    padding-bottom: 24px;
    border-bottom: 2px solid var(--color-primary);
}

#legal_notice h2 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 40px 0 12px;
}

#legal_notice p {
    color: var(--text-secondary);
    line-height: 1.75;
    margin-bottom: 16px;
}

#legal_notice a {
    color: var(--color-primary);
    text-decoration: underline;
}

/* ========================================
   FOOTER
   ======================================== */

footer {
    background: var(--bg-secondary);
    margin-top: 24px;
    border-top: 2px solid var(--color-primary);
    padding: 0;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 50px 30px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.footer-section h3 {
    color: var(--text-primary);
    font-size: 1.4rem;
    margin-bottom: 15px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-section h4 {
    color: var(--text-primary);
    font-size: 1.1rem;
    margin-bottom: 15px;
}

.footer-section p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 10px;
}

.footer-tagline {
    color: var(--text-muted);
    font-style: italic;
}

.footer-links {
    list-style: none;
    padding: 0;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.footer-links a:hover {
    color: var(--color-primary);
    transform: translateX(5px);
}

.footer-section a {
    color: var(--color-primary);
    text-decoration: none;
    transition: var(--transition-fast);
}

.footer-section a:hover {
    color: var(--color-secondary);
}

.social-icons {
    display: flex;
    gap: 15px;
    margin-top: 15px;
}

.social-icons a {
    width: 45px;
    height: 45px;
    background: var(--bg-tertiary);
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 1.3rem;
    transition: var(--transition-smooth);
}

.social-icons a:hover {
    background: var(--gradient-primary);
    color: var(--bg-primary);
    transform: translateY(-5px) rotate(360deg);
    box-shadow: var(--shadow-glow);
}

.footer-bottom {
    background: var(--bg-accent);
    padding: 20px;
    text-align: center;
    border-top: 1px solid rgba(0, 217, 255, 0.1);
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-bottom a {
    color: var(--color-primary);
    text-decoration: none;
    transition: var(--transition-fast);
}

.footer-bottom a:hover {
    color: var(--color-secondary);
    text-decoration: underline;
}

/* ========================================
   MODAL
   ======================================== */

.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-content {
    background: var(--bg-secondary);
    margin: 5% auto;
    padding: 0;
    border-radius: var(--border-radius-lg);
    width: 90%;
    max-width: 500px;
    box-shadow: var(--shadow-lg);
    border: 2px solid var(--color-primary);
    animation: slideDown 0.3s ease;
    position: relative;
}

@keyframes slideDown {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.close {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 2rem;
    font-weight: bold;
    color: var(--text-muted);
    cursor: pointer;
    transition: var(--transition-fast);
    z-index: 1;
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.close:hover {
    color: var(--color-primary);
    background: var(--bg-tertiary);
    transform: rotate(90deg);
}

.modal .title {
    font-size: 1.8rem;
    color: var(--text-primary);
    padding: 30px 30px 20px;
    border-bottom: 2px solid var(--color-primary);
    background: var(--gradient-card);
}

.modal form {
    padding: 30px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.modal label {
    color: var(--text-primary);
    font-weight: 500;
    margin-bottom: 5px;
}

.modal input,
.modal textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--bg-tertiary);
    border-radius: var(--border-radius-sm);
    background: var(--bg-tertiary);
    color: var(--text-primary);
    font-family: 'Poppins', sans-serif;
    font-size: 1rem;
    transition: var(--transition-smooth);
    outline: none;
}

.modal input:focus,
.modal textarea:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 217, 255, 0.1);
}

.modal textarea {
    resize: vertical;
    min-height: 120px;
}

.modal button {
    background: var(--gradient-primary);
    color: var(--bg-primary);
    padding: 14px 30px;
    border: none;
    border-radius: var(--border-radius-sm);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-sm);
}

.modal button:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

.modal button:active {
    transform: translateY(-1px);
}

/* ========================================
   RESPONSIVE / MEDIA QUERIES
   ======================================== */

@media (max-width: 1024px) {
    .timeline::before {
        left: 30px;
    }

    .timeline-item {
        width: calc(100% - 60px);
        padding-left: 60px !important;
        padding-right: 0 !important;
        text-align: left !important;
        margin-left: 0 !important;
    }

    .timeline-item .timeline-marker {
        left: 20px !important;
        right: auto !important;
    }

    .timeline-item:nth-child(even) ul {
        text-align: left;
    }
}

@media (max-width: 768px) {

    nav {
        gap: 3px;
        padding: 10px 10px;
    }

    nav a {
        padding: 6px 10px;
        font-size: 0.85rem;
    }

    section {
        margin: 40px 15px;
        padding: 40px 20px;
    }

    .about-container {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }

    .about-highlights-card {
        grid-template-columns: repeat(4, 1fr);
    }

    .cta-buttons {
        justify-content: center;
    }

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

    .github-stats-container {
        grid-template-columns: 1fr;
    }

    .timeline::before {
        left: 20px;
    }

    .timeline-item {
        width: calc(100% - 40px);
        padding-left: 50px !important;
    }

    .timeline-item .timeline-marker {
        left: 10px !important;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }

    .footer-links a {
        justify-content: center;
    }

    .social-icons {
        justify-content: center;
    }

    .modal-content {
        width: 95%;
        margin: 10% auto;
    }

    .modal form {
        padding: 20px;
    }
}

@media (max-width: 480px) {
    nav a {
        padding: 6px 10px;
        font-size: 0.85rem;
    }

    .btn {
        padding: 12px 20px;
        font-size: 0.9rem;
    }

    .interest-tags {
        justify-content: center;
    }

    .github-chart img {
        width: 100%;
    }
}