/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Light theme colors */
    --primary-color: #0066cc;
    --secondary-color: #00a8ff;
    --accent-color: #ff6b6b;
    --success-color: #28a745;
    
    /* Light theme backgrounds */
    --bg-color: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #e9ecef;
    --bg-card: #ffffff;
    --bg-navbar: rgba(255, 255, 255, 0.95);
    --bg-navbar-scroll: rgba(255, 255, 255, 0.98);
    
    /* Light theme text colors */
    --text-color: #2c3e50;
    --text-secondary: #6c757d;
    --text-muted: #adb5bd;
    --text-inverse: #ffffff;
    
    /* Light theme borders and shadows */
    --border-color: #dee2e6;
    --border-light: #e9ecef;
    --shadow-color: rgba(0, 0, 0, 0.1);
    --shadow-light: 0 2px 10px rgba(0, 0, 0, 0.08);
    --shadow-medium: 0 4px 20px rgba(0, 0, 0, 0.12);
    --shadow-heavy: 0 8px 30px rgba(0, 0, 0, 0.15);
    
    /* Common properties */
    --gradient: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    --gradient-hover: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
    --border-radius: 12px;
    --border-radius-sm: 8px;
    --border-radius-lg: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s ease;
    --max-width: 1400px;
    --container-padding: clamp(1rem, 5vw, 3rem);
    
    /* Terminal colors for light theme */
    --terminal-bg: #1e1e1e;
    --terminal-header: #323233;
    --terminal-text: #ffffff;
    --terminal-prompt: #4caf50;
    --terminal-command: #2196f3;
}

/* Dark theme colors */
[data-theme="dark"] {
    /* Dark theme colors (keep primaries same for consistency) */
    --primary-color: #0066cc;
    --secondary-color: #00a8ff;
    --accent-color: #ff6b6b;
    --success-color: #28a745;
    
    /* Dark theme backgrounds */
    --bg-color: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #21262d;
    --bg-card: #161b22;
    --bg-navbar: rgba(13, 17, 23, 0.95);
    --bg-navbar-scroll: rgba(13, 17, 23, 0.98);
    
    /* Dark theme text colors */
    --text-color: #f0f6fc;
    --text-secondary: #8b949e;
    --text-muted: #6e7681;
    --text-inverse: #0d1117;
    
    /* Dark theme borders and shadows */
    --border-color: #30363d;
    --border-light: #21262d;
    --shadow-color: rgba(0, 0, 0, 0.4);
    --shadow-light: 0 2px 10px rgba(0, 0, 0, 0.3);
    --shadow-medium: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-heavy: 0 8px 30px rgba(0, 0, 0, 0.5);
    
    /* Terminal colors for dark theme */
    --terminal-bg: #0d1117;
    --terminal-header: #21262d;
    --terminal-text: #f0f6fc;
    --terminal-prompt: #7dd3fc;
    --terminal-command: #fbbf24;
}

html {
    scroll-behavior: smooth;
}

/* Respect user's motion preferences */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
    margin: 0;
    padding: 0;
    overflow-x: hidden;
    transition: var(--transition);
}

/* Accessibility improvements */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Keyboard navigation styles */
.keyboard-navigation *:focus {
    outline: 3px solid var(--primary-color);
    outline-offset: 2px;
    border-radius: var(--border-radius-sm);
}

/* Enhanced focus indicators */
*:focus-visible {
    outline: 3px solid var(--primary-color);
    outline-offset: 2px;
    border-radius: var(--border-radius-sm);
}

*[data-focused="true"] {
    box-shadow: 0 0 0 3px var(--primary-color);
    transition: box-shadow 0.2s ease;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --shadow-light: 0 2px 10px rgba(0, 0, 0, 0.3);
        --shadow-medium: 0 4px 20px rgba(0, 0, 0, 0.4);
        --shadow-heavy: 0 8px 30px rgba(0, 0, 0, 0.5);
        --border-color: #000000;
        --text-secondary: var(--text-color);
    }
    
    [data-theme="dark"] {
        --border-color: #ffffff;
        --shadow-light: 0 2px 10px rgba(255, 255, 255, 0.3);
        --shadow-medium: 0 4px 20px rgba(255, 255, 255, 0.4);
        --shadow-heavy: 0 8px 30px rgba(255, 255, 255, 0.5);
    }
}

/* Skip links for screen readers */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--primary-color);
    color: white;
    padding: 8px;
    text-decoration: none;
    border-radius: var(--border-radius-sm);
    z-index: 10000;
    font-weight: 600;
}

.skip-link:focus {
    top: 6px;
}

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

/* Logo Styles */
.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo {
    width: clamp(32px, 4vw, 40px);
    height: clamp(32px, 4vw, 40px);
    transition: var(--transition);
}

.logo:hover {
    transform: scale(1.05) rotate(5deg);
}

.logo-text {
    font-size: clamp(1.1rem, 3vw, 1.3rem);
    font-weight: 700;
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    white-space: nowrap;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: var(--bg-navbar);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: var(--transition);
    padding: 0.5rem 0;
}

.navbar.scrolled {
    background: var(--bg-navbar-scroll);
    box-shadow: var(--shadow-medium);
    padding: 0.3rem 0;
}

.navbar.scrolled .logo {
    transform: scale(0.9);
}

.navbar.scrolled .logo-text {
    font-size: clamp(1rem, 2.8vw, 1.2rem);
}

.navbar.scrolled {
    background: var(--bg-navbar-scroll);
    box-shadow: var(--shadow-medium);
}

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

.nav-menu {
    display: flex;
    list-style: none;
    gap: clamp(1rem, 3vw, 2rem);
    margin: 0;
}

.nav-link {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    font-size: clamp(0.9rem, 2vw, 1rem);
    position: relative;
    transition: var(--transition);
    padding: 0.5rem 0;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient);
    transition: var(--transition);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-link.active {
    color: var(--primary-color);
    font-weight: 600;
}

.nav-link.active::after {
    width: 100%;
    background: var(--primary-color);
}

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

.nav-link.active::after {
    width: 100%;
}

.nav-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.theme-toggle {
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    border-radius: 50%;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    color: var(--text-color);
}

.theme-toggle:hover {
    border-color: var(--primary-color);
    background: var(--primary-color);
    color: var(--text-inverse);
    transform: scale(1.05);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
    background: none;
    border: none;
    padding: 0.5rem;
}

.hamburger.active .bar:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.hamburger.active .bar:nth-child(2) {
    opacity: 0;
}

.hamburger.active .bar:nth-child(3) {
    transform: rotate(-45deg) translate(8px, -8px);
}

.bar {
    width: 25px;
    height: 3px;
    background: var(--text-color);
    transition: var(--transition);
    border-radius: 2px;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--gradient);
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(255,255,255,0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255,255,255,0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 80%, rgba(255,255,255,0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    position: relative;
    z-index: 1;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(2rem, 5vw, 4rem);
    align-items: center;
    min-height: calc(100vh - 80px);
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.1;
}

.gradient-text {
    background: linear-gradient(135deg, #fff, #f0f0f0);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 1.5rem;
    font-weight: 400;
}

.hero-description {
    font-size: clamp(1rem, 2.5vw, 1.2rem);
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2.5rem;
    line-height: 1.6;
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: clamp(0.8rem, 2vw, 1rem) clamp(1.5rem, 3vw, 2rem);
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    font-size: clamp(0.9rem, 2vw, 1rem);
    transition: var(--transition);
    border: none;
    cursor: pointer;
    white-space: nowrap;
}

.btn-primary {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.btn-primary:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.5);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

/* Terminal Window */
.terminal-window {
    background: var(--terminal-bg);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-heavy);
    max-width: 100%;
    width: 100%;
    border: 1px solid var(--border-color);
    margin: 0 auto;
}

.terminal-header {
    background: var(--terminal-header);
    padding: clamp(0.8rem, 2vw, 1rem);
    display: flex;
    align-items: center;
    gap: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.terminal-controls {
    display: flex;
    gap: 0.5rem;
    flex-shrink: 0;
}

.control {
    width: clamp(10px, 2.5vw, 12px);
    height: clamp(10px, 2.5vw, 12px);
    border-radius: 50%;
    flex-shrink: 0;
}

.control.close { background: #ff5f56; }
.control.minimize { background: #ffbd2e; }
.control.maximize { background: #27ca3f; }

.terminal-title {
    color: var(--terminal-text);
    font-size: clamp(0.7rem, 2vw, 0.9rem);
    font-family: 'Courier New', monospace;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.terminal-body {
    padding: clamp(0.8rem, 3vw, 1.5rem);
    font-family: 'Courier New', monospace;
    font-size: clamp(0.7rem, 2vw, 0.9rem);
    line-height: 1.6;
    background: var(--terminal-bg);
    min-height: 200px;
    overflow-x: auto;
}

.terminal-line {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    word-break: break-word;
}

.prompt {
    color: var(--terminal-prompt);
    font-weight: bold;
    flex-shrink: 0;
}

.command {
    color: var(--terminal-command);
    word-break: break-word;
}

.terminal-output {
    color: var(--terminal-text);
    margin-bottom: 1rem;
    margin-left: clamp(1rem, 3vw, 1.5rem);
    word-break: break-word;
    line-height: 1.4;
}

.cursor {
    color: var(--terminal-text);
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

.hero-scroll {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.scroll-indicator {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.5rem;
    animation: bounce 2s infinite;
    cursor: pointer;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-10px); }
    60% { transform: translateY(-5px); }
}

/* Section Styling */
section {
    padding: clamp(3rem, 8vw, 6rem) 0;
}

.section-header {
    text-align: center;
    margin-bottom: clamp(2rem, 6vw, 4rem);
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    margin-bottom: 1rem;
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-subtitle {
    font-size: clamp(1rem, 3vw, 1.3rem);
    color: var(--text-secondary);
}

/* About Section */
.about {
    background: var(--bg-secondary);
}

.about-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: clamp(3rem, 6vw, 5rem);
    align-items: start;
}

.about-text {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.about-intro,
.about-passion {
    position: relative;
}

.about-subtitle {
    font-size: clamp(1.3rem, 3vw, 1.6rem);
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 1rem;
    position: relative;
}

.about-subtitle::after {
    content: '';
    position: absolute;
    bottom: -0.5rem;
    left: 0;
    width: 40px;
    height: 3px;
    background: var(--gradient);
    border-radius: 2px;
}

.about-description {
    font-size: clamp(1rem, 2.5vw, 1.1rem);
    line-height: 1.8;
    color: var(--text-color);
}

.highlight {
    background: linear-gradient(120deg, rgba(0, 168, 255, 0.2) 0%, rgba(0, 168, 255, 0.2) 100%);
    background-repeat: no-repeat;
    background-size: 100% 0.3em;
    background-position: 0 88%;
    color: var(--primary-color);
    font-weight: 600;
    padding: 0 0.2rem;
}

.experience-highlights {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1rem;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--bg-card);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.highlight-item:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-light);
}

.highlight-item i {
    font-size: 1.2rem;
    color: var(--primary-color);
    width: 24px;
    text-align: center;
}

.highlight-item span {
    font-weight: 500;
    color: var(--text-color);
}

.about-visual {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    gap: 1rem;
    width: 100%;
}

.stat-item {
    text-align: center;
    padding: 1.5rem 1rem;
    background: var(--bg-card);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.stat-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.stat-item:hover::before {
    transform: scaleX(1);
}

.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.stat-icon {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-number {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--text-secondary);
    font-size: clamp(0.8rem, 2vw, 0.9rem);
    font-weight: 500;
}

/* Profile Image Styles */
.profile-container {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.profile-image {
    width: 280px;
    height: 280px;
    border-radius: 50%;
    overflow: hidden;
    position: relative;
    transition: all 0.3s ease;
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.3),
        0 0 0 6px rgba(255, 255, 255, 0.1),
        0 0 0 12px rgba(0, 168, 255, 0.1);
}

.profile-image:hover {
    transform: scale(1.05);
}

.profile-avatar {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    object-position: center;
}

.profile-border {
    position: absolute;
    top: -8px;
    left: -8px;
    right: -8px;
    bottom: -8px;
    border-radius: 50%;
    background: var(--gradient);
    z-index: -1;
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.country-flags {
    display: flex;
    gap: 0.8rem;
    justify-content: center;
    flex-wrap: wrap;
    padding: 1rem 1.5rem;
    background: var(--bg-card);
    border-radius: 2rem;
    box-shadow: var(--shadow-light);
    border: 1px solid var(--border-color);
}

.flag-item {
    font-size: 1.5rem;
    padding: 0.5rem;
    border-radius: 50%;
    background: var(--bg-secondary);
    transition: all 0.3s ease;
    cursor: pointer;
    border: 2px solid transparent;
}

.flag-item:hover {
    transform: scale(1.2) rotate(5deg);
    border-color: var(--primary-color);
    background: var(--primary-color);
}

/* Skills Section */
.skills {
    background: var(--bg-color);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: clamp(1.5rem, 4vw, 2.5rem);
}

.skill-card {
    background: var(--bg-card);
    padding: clamp(2rem, 4vw, 2.5rem);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    text-align: center;
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.skill-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.skill-card:hover::before {
    transform: scaleX(1);
}

.skill-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-medium);
}

.skill-icon {
    font-size: clamp(2.5rem, 5vw, 3rem);
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.skill-card h3 {
    font-size: clamp(1.2rem, 3vw, 1.4rem);
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.skill-card p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
}

.tag {
    background: var(--bg-secondary);
    color: var(--text-color);
    padding: 0.3rem 0.8rem;
    border-radius: var(--border-radius-sm);
    font-size: 0.8rem;
    font-weight: 500;
    border: 1px solid var(--border-color);
    transition: var(--transition-fast);
}

.tag:hover {
    background: var(--primary-color);
    color: var(--text-inverse);
    border-color: var(--primary-color);
}

/* Services Section */
.services {
    background: var(--bg-secondary);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: clamp(1.5rem, 4vw, 2rem);
}

.service-card {
    background: var(--bg-card);
    padding: clamp(2rem, 4vw, 2.5rem);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    border: 1px solid var(--border-color);
    position: relative;
    text-align: center;
}

.service-card.featured {
    border: 2px solid var(--primary-color);
    transform: scale(1.02);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-medium);
}

.service-step {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient);
    color: white;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.9rem;
}

.service-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--accent-color);
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: var(--border-radius-sm);
    font-size: 0.8rem;
    font-weight: 600;
}

.service-icon {
    font-size: clamp(2rem, 4vw, 2.5rem);
    color: var(--primary-color);
    margin: 1.5rem 0 1rem;
}

.service-card h3 {
    font-size: clamp(1.2rem, 3vw, 1.4rem);
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.service-card p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.service-features {
    list-style: none;
    text-align: left;
}

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

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: bold;
}

/* Contact Section */
.contact {
    background: var(--bg-secondary);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(2rem, 5vw, 4rem);
    align-items: start;
    margin-bottom: 3rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
}

.contact-methods {
    display: grid;
    gap: 1.5rem;
}

.contact-method {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--bg-card);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.contact-method:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.method-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.method-details {
    flex: 1;
}

.method-details h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.method-details a,
.contact-value {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    display: block;
    margin-bottom: 0.3rem;
}

.method-details a:hover {
    text-decoration: underline;
}

.method-label {
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-style: italic;
}

.contact-terminal {
    background: var(--bg-card);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-light);
    border: 1px solid var(--border-color);
    height: fit-content;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
}

.social-link {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    font-size: 1.2rem;
    transition: var(--transition);
}

.social-link.linkedin { background: #0077b5; }
.social-link.github { background: #333; }
.social-link.instagram { background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888); }

.social-link:hover {
    transform: translateY(-5px) scale(1.1);
}

/* Footer */
.footer {
    background: var(--bg-tertiary);
    padding: 3rem 0 2rem;
    border-top: 1px solid var(--border-color);
}

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

.footer-info {
    max-width: 600px;
}

.footer-info p {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

/* Projects Section */
.projects {
    background: var(--bg-color);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: clamp(1.5rem, 4vw, 2.5rem);
}

.project-card {
    background: var(--bg-card);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    border: 1px solid var(--border-color);
    position: relative;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient);
    transform: scaleX(0);
    transition: transform 0.3s ease;
    z-index: 2;
}

.project-card:hover::before {
    transform: scaleX(1);
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-medium);
}

.project-image {
    background: var(--gradient);
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.project-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 30%, rgba(255,255,255,0.1) 0%, transparent 50%),
        radial-gradient(circle at 70% 70%, rgba(255,255,255,0.1) 0%, transparent 50%);
    pointer-events: none;
}

.project-icon {
    font-size: 3rem;
    color: white;
    z-index: 1;
    position: relative;
}

.project-content {
    padding: clamp(1.5rem, 3vw, 2rem);
}

.project-card h3 {
    font-size: clamp(1.2rem, 3vw, 1.4rem);
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.project-description {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1.5rem;
    font-size: clamp(0.9rem, 2vw, 1rem);
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.tech-tag {
    background: var(--bg-secondary);
    color: var(--text-color);
    padding: 0.3rem 0.8rem;
    border-radius: var(--border-radius-sm);
    font-size: 0.8rem;
    font-weight: 500;
    border: 1px solid var(--border-color);
    transition: var(--transition-fast);
}

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

.project-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 1.5rem;
    background: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition);
}

.project-link:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
}

.project-link i {
    font-size: 0.9rem;
}

/* Language Switcher */
.language-switcher {
    margin-right: 1rem;
}

.lang-toggle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 0.5rem 0.8rem;
    cursor: pointer;
    transition: var(--transition);
    color: var(--text-color);
    font-weight: 500;
    font-size: 0.9rem;
}

.lang-toggle:hover {
    border-color: var(--primary-color);
    background: var(--primary-color);
    color: white;
    transform: scale(1.05);
}

.flag-icon {
    font-size: 1.2rem;
}

.lang-text {
    font-weight: 600;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .container {
        padding: 0 2rem;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 3rem;
    }
    
    .hero-image {
        order: -1;
    }
    
    .skills-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
    
    .services-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
    
    .projects-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: var(--bg-color);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding-top: 2rem;
        transition: left 0.3s ease;
        border-top: 1px solid var(--border-color);
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
        z-index: 1000;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        margin: 1rem 0;
        width: 100%;
        text-align: center;
    }
    
    .nav-link {
        display: block;
        padding: 1rem 2rem;
        font-size: 1.1rem;
        font-weight: 600;
        border-radius: var(--border-radius);
        transition: all 0.3s ease;
        width: 80%;
        margin: 0 auto;
    }
    
    .nav-link:hover,
    .nav-link:focus {
        background: var(--primary-color);
        color: white;
        transform: translateY(-2px);
    }
    
    /* Style spécifique pour les thèmes - visibilité garantie */
    [data-theme="light"] .nav-menu {
        background: rgba(255, 255, 255, 0.98) !important;
        border-color: rgba(0, 0, 0, 0.1) !important;
    }
    
    [data-theme="dark"] .nav-menu {
        background: rgba(13, 17, 23, 0.98) !important;
        border-color: rgba(255, 255, 255, 0.1) !important;
    }
    
    .hamburger {
        display: flex;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 3rem;
    }
    
    .about-text {
        order: 1;
    }
    
    .about-visual {
        order: 0;
    }
    
    .experience-highlights {
        align-items: center;
    }
    
    .highlight-item:hover {
        transform: translateY(-5px);
    }
    
    .profile-image {
        width: 220px;
        height: 220px;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .contact-terminal {
        order: 1;
    }
    
    .contact-info {
        order: 2;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-buttons .btn {
        width: 100%;
        max-width: 280px;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 1rem;
    }
    
    .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    }
    
    /* Menu mobile - visibilité garantie */
    [data-theme="light"] .nav-menu {
        background: rgba(255, 255, 255, 0.95);
        border: 1px solid rgba(0, 0, 0, 0.1);
    }
    
    [data-theme="dark"] .nav-menu {
        background: rgba(13, 17, 23, 0.95);
        border: 1px solid rgba(255, 255, 255, 0.1);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .skill-card,
    .service-card,
    .project-card {
        padding: 1.5rem;
    }
    
    .terminal-window {
        font-size: 0.8rem;
    }
    
    .country-flags {
        gap: 0.5rem;
    }
    
    .flag-item {
        font-size: 1.2rem;
        padding: 0.3rem;
    }
    
    .contact-method {
        padding: 1rem;
    }
    
    .method-icon {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .footer-info p {
        font-size: 0.8rem;
    }
}

/* Responsive Design - Language Switcher */
@media (max-width: 768px) {
    .language-switcher {
        order: -1;
        margin-right: 0.5rem;
    }
    
    .lang-toggle {
        padding: 0.4rem 0.6rem;
        font-size: 0.8rem;
    }
    
    .flag-icon {
        font-size: 1rem;
    }
}