/* ============================================
   Age Veldman - Applied AI & LLM Systems
   Premium Apple-Style Website Styling
   ============================================ */

/* CSS Variables */
:root {
    /* Colors */
    --color-bg-primary: #0a0e27;
    --color-bg-secondary: #141b3d;
    --color-accent: #3b82f6;
    --color-accent-bright: #60a5fa;
    --color-text-primary: #ffffff;
    --color-text-secondary: #94a3b8;
    --color-card-bg: rgba(20, 27, 61, 0.7);
    --color-border: rgba(59, 130, 246, 0.2);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Transitions */
    --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.2s ease;
}

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

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
    background: linear-gradient(135deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
    color: var(--color-text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
}

/* Animated Background Overlay */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 50%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(96, 165, 250, 0.1) 0%, transparent 50%);
    animation: gradientShift 15s ease infinite;
    pointer-events: none;
    z-index: 1;
}

@keyframes gradientShift {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 0.8; }
}

/* ============================================
   Particle Canvas Background
   ============================================ */

#particles-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    opacity: 0.4;
    pointer-events: none;
}

/* ============================================
   Main Content
   ============================================ */

.main-content {
    position: relative;
    z-index: 10;
}

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

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

.main-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.25rem 0;
    background: rgba(10, 14, 39, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    opacity: 0;
    transform: translateY(-100%);
    transition: var(--transition-smooth);
}

.main-nav.visible {
    opacity: 1;
    transform: translateY(0);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 60px;
}

.nav-logo {
    font-size: 1.25rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-bright) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.6;
    padding: 0.25rem 0;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
}

.nav-menu a {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    position: relative;
    transition: var(--transition-fast);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: width 0.3s ease;
}

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

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

/* ============================================
   Section Titles
   ============================================ */

.section-title {
    font-size: 3rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-lg);
    background: linear-gradient(135deg, var(--color-text-primary) 0%, var(--color-accent-bright) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: var(--spacing-xl) 0;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.hero-content {
    max-width: 600px;
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-sm);
    background: linear-gradient(135deg, var(--color-text-primary) 0%, var(--color-accent-bright) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-accent-bright);
    margin-bottom: var(--spacing-md);
}

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

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

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 12px;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-bright) 100%);
    color: var(--color-text-primary);
    border: none;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.6s ease;
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 20px 40px -12px rgba(59, 130, 246, 0.5);
}

.btn-secondary {
    background: transparent;
    color: var(--color-accent-bright);
    border: 2px solid var(--color-accent);
}

.btn-secondary:hover {
    background: rgba(59, 130, 246, 0.1);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px -8px rgba(59, 130, 246, 0.3);
}

/* ============================================
   Profile Photo
   ============================================ */

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

.profile-photo {
    width: 100%;
    max-width: 400px;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 25px 50px -12px rgba(59, 130, 246, 0.25);
    transition: var(--transition-smooth);
}

.profile-photo:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 35px 60px -15px rgba(59, 130, 246, 0.4);
}

/* ============================================
   Card Component (Glassmorphism)
   ============================================ */

.card {
    background: var(--color-card-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--color-border);
    border-radius: 20px;
    padding: var(--spacing-md);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-accent-bright) 100%);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

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

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px -12px rgba(59, 130, 246, 0.3);
    border-color: var(--color-accent);
}

/* ============================================
   Experience Section (Timeline)
   ============================================ */

.experience-section {
    padding: var(--spacing-xl) 0;
}

.timeline {
    position: relative;
    padding-left: 50px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, var(--color-accent) 0%, var(--color-accent-bright) 100%);
}

.timeline-item {
    position: relative;
    margin-bottom: var(--spacing-lg);
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -38px;
    top: 20px;
    width: 16px;
    height: 16px;
    background: var(--color-accent);
    border: 3px solid var(--color-bg-primary);
    border-radius: 50%;
    transition: var(--transition-fast);
    z-index: 1;
}

.timeline-item:hover::before {
    transform: scale(1.3);
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.6);
}

.timeline-content {
    margin-left: 0;
}

.timeline-header {
    margin-bottom: var(--spacing-sm);
}

.timeline-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-xs);
}

.timeline-company {
    display: block;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-accent-bright);
    margin-bottom: var(--spacing-xs);
}

.timeline-date {
    display: block;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.timeline-description {
    font-size: 1rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-sm);
}

.timeline-highlight {
    padding: var(--spacing-sm);
    background: rgba(59, 130, 246, 0.1);
    border-left: 3px solid var(--color-accent);
    border-radius: 8px;
    margin: var(--spacing-sm) 0;
}

.timeline-highlight strong {
    color: var(--color-accent-bright);
}

.timeline-skills {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-sm);
}

.skill-tag {
    padding: 0.375rem 0.875rem;
    background: rgba(59, 130, 246, 0.15);
    color: var(--color-accent-bright);
    border: 1px solid var(--color-accent);
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
    transition: var(--transition-fast);
}

.skill-tag:hover {
    background: rgba(59, 130, 246, 0.25);
    transform: translateY(-2px);
}

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

.projects-section {
    padding: var(--spacing-xl) 0;
}

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

.project-card {
    display: flex;
    flex-direction: column;
}

.project-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2) 0%, rgba(96, 165, 250, 0.2) 100%);
    border-radius: 16px;
    margin-bottom: var(--spacing-sm);
    color: var(--color-accent-bright);
}

.project-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-xs);
}

.project-company {
    font-size: 0.95rem;
    color: var(--color-accent-bright);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.project-description {
    font-size: 1rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-sm);
    flex-grow: 1;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.tag {
    padding: 0.375rem 0.875rem;
    background: rgba(96, 165, 250, 0.1);
    color: var(--color-accent-bright);
    border-radius: 20px;
    font-size: 0.8125rem;
    font-weight: 500;
}

/* ============================================
   Skills Section
   ============================================ */

.skills-section {
    padding: var(--spacing-xl) 0;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.skill-category {
    text-align: center;
}

.skill-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2) 0%, rgba(96, 165, 250, 0.2) 100%);
    border-radius: 50%;
    color: var(--color-accent-bright);
}

.skill-category-title {
    font-size: 1.375rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-sm);
}

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

.skill-list li {
    font-size: 1rem;
    color: var(--color-text-secondary);
    padding: var(--spacing-xs) 0;
    position: relative;
    padding-left: 1.5rem;
}

.skill-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: 700;
}

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

.contact-section {
    padding: var(--spacing-xl) 0;
}

.contact-intro {
    text-align: center;
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
    line-height: 1.8;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.contact-card {
    text-align: center;
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.contact-icon {
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2) 0%, rgba(96, 165, 250, 0.2) 100%);
    border-radius: 50%;
    margin-bottom: var(--spacing-sm);
    color: var(--color-accent-bright);
    transition: var(--transition-smooth);
}

.contact-card:hover .contact-icon {
    transform: scale(1.1) rotate(5deg);
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.4) 0%, rgba(96, 165, 250, 0.4) 100%);
}

.contact-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-xs);
}

.contact-value {
    font-size: 1rem;
    color: var(--color-accent-bright);
    font-weight: 500;
}

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

.footer {
    padding: var(--spacing-lg) 0;
    text-align: center;
    border-top: 1px solid var(--color-border);
    margin-top: var(--spacing-xl);
}

.footer-text {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
}

/* ============================================
   Scroll Reveal Animations
   ============================================ */

.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), 
                transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), 
                transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-left.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(50px);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), 
                transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-right.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), 
                transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-scale.active {
    opacity: 1;
    transform: scale(1);
}

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

@media (max-width: 768px) {
    /* Typography */
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.25rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    /* Layout */
    .hero-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
        text-align: center;
    }
    
    .hero-content {
        max-width: 100%;
    }
    
    .hero-image {
        order: -1;
    }
    
    .cta-buttons {
        justify-content: center;
    }
    
    /* Navigation */
    .nav-menu {
        gap: var(--spacing-sm);
    }
    
    .nav-menu a {
        font-size: 0.875rem;
    }
    
    /* Timeline */
    .timeline {
        padding-left: 40px;
    }
    
    .timeline::before {
        left: 15px;
    }
    
    .timeline-item::before {
        left: -33px;
    }
    
    .timeline-title {
        font-size: 1.25rem;
    }
    
    .timeline-company {
        font-size: 1rem;
    }
    
    /* Spacing */
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    /* Typography */
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    /* Buttons */
    .btn {
        width: 100%;
        padding: 0.75rem 1.5rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    /* Navigation */
    .nav-logo {
        font-size: 1.125rem;
    }
    
    .nav-menu {
        gap: 0.75rem;
    }
    
    .nav-menu a {
        font-size: 0.8125rem;
    }
    
    /* Profile Photo */
    .profile-photo {
        max-width: 300px;
    }
    
    /* Timeline */
    .timeline-title {
        font-size: 1.125rem;
    }
    
    /* Grids */
    .projects-grid,
    .skills-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   Language Switcher
   ============================================ */

.language-switcher {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 2000;
    display: flex;
    gap: 0.5rem;
    background: rgba(10, 14, 39, 0.9);
    backdrop-filter: blur(20px);
    padding: 0.5rem;
    border-radius: 30px;
    border: 1px solid var(--color-border);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.5rem 1rem;
    text-decoration: none;
    color: var(--color-text-secondary);
    border-radius: 20px;
    transition: var(--transition-fast);
    font-size: 0.875rem;
    font-weight: 600;
}

.lang-btn .flag {
    font-size: 1.25rem;
}

.lang-btn:hover {
    color: var(--color-text-primary);
    background: rgba(59, 130, 246, 0.1);
}

.lang-btn.active {
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-bright) 100%);
    color: var(--color-text-primary);
}

/* ============================================
   Typing Animation
   ============================================ */

.typing-container {
    display: inline-flex;
    align-items: center;
}

.typing-text {
    min-width: 300px;
}

.typing-cursor {
    display: inline-block;
    margin-left: 4px;
    animation: blink 1s infinite;
    color: var(--color-accent-bright);
    font-weight: 400;
}

@keyframes blink {
    0%, 49% { opacity: 1; }
    50%, 100% { opacity: 0; }
}

/* ============================================
   Hero Stats Counter
   ============================================ */

.hero-stats {
    display: flex;
    gap: var(--spacing-md);
    margin: var(--spacing-md) 0;
    flex-wrap: wrap;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding: var(--spacing-sm);
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid var(--color-accent);
    border-radius: 12px;
    min-width: 120px;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-bright) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-top: 0.25rem;
    font-weight: 500;
}

/* ============================================
   AI Focus Badges
   ============================================ */

.ai-focus-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2) 0%, rgba(96, 165, 250, 0.2) 100%);
    border: 1px solid var(--color-accent);
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-accent-bright);
    margin: var(--spacing-sm) 0;
}

.ai-icon {
    font-size: 1.25rem;
}

.ai-badge-small {
    display: inline-block;
    padding: 0.375rem 0.75rem;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.3) 0%, rgba(96, 165, 250, 0.3) 100%);
    border-radius: 15px;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--color-accent-bright);
    margin-bottom: var(--spacing-xs);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ============================================
   AI Gradient Effect
   ============================================ */

.ai-gradient {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.3) 0%, rgba(96, 165, 250, 0.3) 100%);
    animation: pulseGlow 3s ease-in-out infinite;
}

@keyframes pulseGlow {
    0%, 100% {
        box-shadow: 0 0 20px rgba(59, 130, 246, 0.3);
    }
    50% {
        box-shadow: 0 0 30px rgba(96, 165, 250, 0.5);
    }
}

/* ============================================
   Photo Badge
   ============================================ */

.photo-badge {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1.25rem;
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-bright) 100%);
    border-radius: 25px;
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--color-text-primary);
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.4);
}

.badge-icon {
    font-size: 1.125rem;
}

.hero-image {
    position: relative;
}

/* ============================================
   Enhanced Button Icons
   ============================================ */

.btn-icon {
    font-size: 1.125rem;
    margin-right: 0.375rem;
}

/* ============================================
   Section Title Icons
   ============================================ */

.title-icon {
    font-size: 2.5rem;
    margin-right: 0.5rem;
    display: inline-block;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

/* ============================================
   Project Impact
   ============================================ */

.project-impact {
    padding: var(--spacing-sm);
    background: rgba(59, 130, 246, 0.08);
    border-left: 3px solid var(--color-accent);
    border-radius: 6px;
    margin: var(--spacing-sm) 0;
    font-size: 0.9rem;
}

.impact-label {
    color: var(--color-accent-bright);
    font-weight: 700;
}

.impact-value {
    color: var(--color-text-secondary);
}

/* ============================================
   Footer AI Tag
   ============================================ */

.footer-ai-tag {
    display: inline-block;
    margin-top: 0.5rem;
    color: var(--color-accent-bright);
    font-weight: 600;
}

/* ============================================
   Privacy Page
   ============================================ */

.privacy-section {
    padding: var(--spacing-xl) 0;
    min-height: 100vh;
}

.privacy-content {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-lg);
}

.back-link {
    display: inline-block;
    color: var(--color-accent-bright);
    text-decoration: none;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    transition: var(--transition-fast);
}

.back-link:hover {
    color: var(--color-accent);
    transform: translateX(-5px);
}

.privacy-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    background: linear-gradient(135deg, var(--color-text-primary) 0%, var(--color-accent-bright) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.privacy-date {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    margin-bottom: var(--spacing-lg);
}

.privacy-text {
    color: var(--color-text-secondary);
    line-height: 1.8;
}

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

.privacy-text h3 {
    color: var(--color-text-primary);
    font-size: 1.25rem;
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.privacy-text p {
    margin-bottom: var(--spacing-sm);
}

.privacy-text ul {
    margin: var(--spacing-sm) 0;
    padding-left: 2rem;
}

.privacy-text li {
    margin-bottom: 0.5rem;
}

.privacy-text a {
    color: var(--color-accent-bright);
    text-decoration: none;
    transition: var(--transition-fast);
}

.privacy-text a:hover {
    color: var(--color-accent);
    text-decoration: underline;
}

.privacy-footer {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border);
    text-align: center;
}

.footer-link {
    color: var(--color-accent-bright);
    text-decoration: none;
    transition: var(--transition-fast);
}

.footer-link:hover {
    color: var(--color-accent);
    text-decoration: underline;
}

/* ============================================
   Enhanced Mobile Responsive
   ============================================ */

@media (max-width: 768px) {
    .language-switcher {
        bottom: 15px;
        right: 15px;
        padding: 0.375rem;
    }
    
    .nav-menu {
        gap: var(--spacing-xs);
    }
    
    .nav-menu a {
        font-size: 0.8125rem;
        padding: 0.25rem 0.5rem;
    }
    
    .lang-btn {
        padding: 0.375rem 0.75rem;
        font-size: 0.8125rem;
    }
    
    .lang-btn .flag {
        font-size: 1.125rem;
    }
    
    .hero-stats {
        justify-content: center;
        gap: var(--spacing-sm);
    }
    
    .stat-item {
        min-width: 100px;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .typing-text {
        min-width: 200px;
    }
    
    .photo-badge {
        bottom: 15px;
        padding: 0.375rem 1rem;
        font-size: 0.8125rem;
    }
    
    .title-icon {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .language-switcher {
        bottom: 10px;
        right: 10px;
    }
    
    .nav-container {
        padding: 0 var(--spacing-sm);
    }
    
    .nav-logo {
        font-size: 1rem;
    }
    
    .lang-text {
        display: none;
    }
    
    .lang-btn {
        padding: 0.5rem;
    }
    
    .hero-stats {
        flex-direction: column;
        width: 100%;
    }
    
    .stat-item {
        width: 100%;
        align-items: center;
        text-align: center;
    }
    
    .typing-text {
        min-width: 150px;
        font-size: 0.95rem;
    }
}

/* ============================================
   Print Styles
   ============================================ */

@media print {
    #particles-canvas,
    .main-nav,
    .language-switcher {
        display: none;
    }
    
    body {
        background: white;
        color: black;
    }
    
    .card {
        border: 1px solid #ccc;
        background: white;
    }
}