/* CSS Custom Properties */
:root {
    /* Light Mode Colors */
    --primary-color: #007AFF;
    --secondary-color: #5856D6;
    --accent-color: #FF9500;
    --success-color: #34C759;
    --warning-color: #FF9500;
    --error-color: #FF3B30;
    
    --bg-primary: #FFFFFF;
    --bg-secondary: #F2F2F7;
    --bg-tertiary: #FFFFFF;
    --bg-card: rgba(255, 255, 255, 0.8);
    --bg-glass: rgba(255, 255, 255, 0.1);
    
    --text-primary: #000000;
    --text-secondary: #3C3C43;
    --text-tertiary: #8E8E93;
    
    --border-color: rgba(0, 0, 0, 0.1);
    --shadow-light: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-heavy: 0 10px 25px rgba(0, 0, 0, 0.15);
    
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-card: linear-gradient(145deg, rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.7));
    
    --font-system: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', monospace;
    
    --border-radius: 12px;
    --border-radius-small: 8px;
    --border-radius-large: 20px;
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Dark Mode Colors */
.dark-mode {
    --bg-primary: #121212;
    --bg-secondary: #1C1C1E;
    --bg-tertiary: #2C2C2E;
    --bg-card: rgba(28, 28, 30, 0.8);
    --bg-glass: rgba(255, 255, 255, 0.05);
    
    --text-primary: #FFFFFF;
    --text-secondary: #EBEBF5;
    --text-tertiary: #8E8E93;
    
    --border-color: rgba(255, 255, 255, 0.1);
    --shadow-light: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-medium: 0 4px 6px rgba(0, 0, 0, 0.3);
    --shadow-heavy: 0 10px 25px rgba(0, 0, 0, 0.4);
    
    --gradient-card: linear-gradient(145deg, rgba(28, 28, 30, 0.9), rgba(44, 44, 46, 0.7));
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-system);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    transition: var(--transition);
    overflow-x: hidden;
}

/* Progress Bar */
.progress-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--bg-secondary);
    z-index: 1000;
}

.progress-bar {
    height: 100%;
    background: var(--gradient-primary);
    width: 0%;
    transition: width 0.3s ease;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 20px;
    left: 20px;
    right: 20px;
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-large);
    padding: 12px 24px;
    z-index: 100;
    box-shadow: var(--shadow-light);
}

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

.nav-brand {
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--text-primary);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 32px;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

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

.theme-toggle {
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-small);
    padding: 8px;
    cursor: pointer;
    transition: var(--transition);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.theme-toggle:hover {
    background: var(--bg-secondary);
    transform: translateY(-1px);
}

.theme-toggle svg {
    width: 20px;
    height: 20px;
    color: var(--text-secondary);
}

.dark-mode .sun-icon { display: block; }
.dark-mode .moon-icon { display: none; }
.light-mode .sun-icon { display: none; }
.light-mode .moon-icon { display: block; }

/* Main Container */
.main-container {
    padding-top: 100px;
}

/* Sections */
.section {
    padding: 80px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    margin-bottom: 12px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    font-weight: 400;
}

/* Hero Section */
/* Hero Section */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 10px 20px 80px;
}

.hero-content {
    max-width: 900px;
    position: relative;
}

.windows-window {
    background: var(--gradient-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-heavy);
    overflow: hidden;
    animation: fadeInUp 1s ease-out;
    transition: var(--transition);
    position: relative;
    cursor: pointer;
}

.windows-window::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 122, 255, 0.05), transparent);
    transition: left 0.6s ease;
    z-index: 1;
    pointer-events: none;
}

.windows-window:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 
        var(--shadow-heavy),
        0 20px 40px rgba(0, 122, 255, 0.1),
        0 0 0 1px rgba(0, 122, 255, 0.1);
    border-color: rgba(0, 122, 255, 0.2);
}

.windows-window:hover .windows-titlebar {
    background: linear-gradient(135deg, var(--bg-secondary), rgba(0, 122, 255, 0.05));
}

.windows-window:hover .windows-control {
    transform: scale(1.1);
    filter: brightness(1.2) saturate(1.2);
}

.windows-window:hover .hero-name {
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); filter: brightness(1); }
    50% { transform: scale(1.02); filter: brightness(1.1); }
}

.windows-window:hover .typing-cursor {
    animation: blink 0.8s infinite, breathe 2s ease-in-out infinite;
}

@keyframes breathe {
    0%, 100% { opacity: 1; transform: scaleY(1); }
    50% { opacity: 0.7; transform: scaleY(1.1); }
}

.windows-window:hover .metric-card {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
    background: rgba(0, 122, 255, 0.02);
}

.windows-window:hover .metric-card:nth-child(1) { transition-delay: 0.1s; }
.windows-window:hover .metric-card:nth-child(2) { transition-delay: 0.2s; }
.windows-window:hover .metric-card:nth-child(3) { transition-delay: 0.3s; }
.windows-window:hover .metric-card:nth-child(4) { transition-delay: 0.4s; }

.windows-window:hover .terminal-prompt {
    color: var(--primary-color);
    text-shadow: 0 0 10px rgba(0, 122, 255, 0.3);
    filter: brightness(1.2);
}

.windows-window:hover .hero-bio {
    background: rgba(0, 122, 255, 0.03);
    border-color: rgba(0, 122, 255, 0.1);
    transform: translateY(-1px);
}

/* Dark mode adjustments */
.dark-mode .windows-window:hover {
    box-shadow: 
        var(--shadow-heavy),
        0 20px 40px rgba(0, 122, 255, 0.15),
        0 0 0 1px rgba(0, 122, 255, 0.2);
    border-color: rgba(0, 122, 255, 0.3);
}

.dark-mode .windows-window::before {
    background: linear-gradient(90deg, transparent, rgba(0, 122, 255, 0.08), transparent);
}

.dark-mode .windows-window:hover .windows-titlebar {
    background: linear-gradient(135deg, var(--bg-secondary), rgba(0, 122, 255, 0.08));
}

.dark-mode .windows-window:hover .metric-card {
    background: rgba(0, 122, 255, 0.05);
}

.dark-mode .windows-window:hover .hero-bio {
    background: rgba(0, 122, 255, 0.05);
    border-color: rgba(0, 122, 255, 0.15);
}

/* Mobile responsiveness */
@media (max-width: 768px) {
    .windows-window:hover {
        transform: translateY(-4px) scale(1.01);
    }

    .windows-window:hover .hero-name {
        animation: none;
    }

    .windows-window:hover .metric-card {
        transform: none;
        transition-delay: 0s;
    }
}

@media (max-width: 480px) {
    .windows-window::before {
        display: none;
    }

    .windows-window:hover {
        transform: translateY(-2px);
        box-shadow: var(--shadow-heavy);
    }
}

/* Windows Titlebar */
.windows-titlebar {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: 12px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.windows-title {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.windows-controls {
    display: flex;
    gap: 8px;
}

.windows-control {
    width: 24px;
    height: 24px;
    font-size: 14px;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
    border-radius: 2px;
    text-align: center;
    line-height: 24px;
    cursor: pointer;
    transition: var(--transition);
    user-select: none;
}

.windows-control:hover {
    background: rgba(0, 122, 255, 0.2);
    color: var(--primary-color);
}

.windows-control.close:hover {
    background: rgba(255, 0, 0, 0.2);
}

/* Content */
.windows-content {
    padding: 40px;
    background: var(--bg-primary);
}

.terminal-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}

.terminal-prompt {
    font-family: var(--font-mono);
    color: var(--primary-color);
    font-size: 0.9rem;
    font-weight: 500;
}

.terminal-path {
    font-family: var(--font-mono);
    color: var(--text-tertiary);
    font-size: 0.9rem;
}

/* Hero Text */
.hero-name {
    font-size: clamp(2.5rem, 6vw, 3.5rem);
    font-weight: 700;
    margin-bottom: 16px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-tagline {
    font-size: clamp(1.2rem, 3vw, 1.4rem);
    color: var(--text-secondary);
    margin-bottom: 12px;
    font-weight: 500;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-tertiary);
    margin-bottom: 32px;
    font-family: var(--font-mono);
}

/* Hero Bio */
.hero-bio {
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-small);
    padding: 20px;
    margin-top: 32px;
    box-shadow: var(--shadow-light);
}

.hero-bio p {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.6;
    margin: 0;
}

/* Metric Cards */
.hero-metrics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    margin: 32px 0;
}

.metric-card {
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-small);
    padding: 20px;
    text-align: center;
    transition: var(--transition);
    box-shadow: var(--shadow-light);
}

.metric-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
    background: var(--bg-secondary);
}

.metric-icon {
    font-size: 1.8rem;
    margin-bottom: 8px;
    display: block;
}

.metric-label {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.95rem;
}

/* Cursor */
.typing-cursor {
    display: inline-block;
    width: 2px;
    height: 1.2em;
    background: var(--primary-color);
    margin-left: 4px;
    animation: blink 1s infinite;
}

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


/* Bento Grid */
.bento-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    grid-auto-rows: 200px;
    gap: 20px;
}

.bento-card {
    background: var(--gradient-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 20px;
    transition: var(--transition);
    box-shadow: var(--shadow-light);
    overflow: hidden;
    position: relative;
}

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

.bento-card.large {
    grid-column: span 2;
    grid-row: span 2;
}

.bento-card.tall {
    grid-row: span 2;
}

.bento-content {
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
}

.bento-icon {
    font-size: 1.8rem;
    margin-bottom: 8px;
    display: block;
    flex-shrink: 0;
}

.bento-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
    line-height: 1.3;
    flex-shrink: 0;
}

.bento-card p {
    color: var(--text-secondary);
    line-height: 1.5;
    flex: 1;
    font-size: 0.9rem;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    text-overflow: ellipsis;
}

.bento-card.large p {
    -webkit-line-clamp: 8;
    font-size: 0.95rem;
    line-height: 1.6;
}

.bento-card.tall p {
    -webkit-line-clamp: 6;
    font-size: 0.92rem;
}

.bento-date {
    color: var(--primary-color);
    font-weight: 500;
    font-size: 0.85rem;
    margin-top: 12px;
    flex-shrink: 0;
}

/* Projects */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.project-card {
    background: var(--gradient-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: var(--transition);
    box-shadow: var(--shadow-light);
    cursor: pointer;
    height: 350px;
    display: flex;
    flex-direction: column;
    position: relative;
}

/* Project card shine effect similar to skill cards */
.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 122, 255, 0.1), transparent);
    transition: left 0.5s ease;
    z-index: 1;
}

.project-card:hover::before {
    left: 100%;
}

.project-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-heavy);
    border-color: var(--primary-color);
}

.project-image {
    position: relative;
    overflow: hidden;
    height: 200px;
    flex-shrink: 0;
}

.project-screenshot {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.project-card:hover .project-screenshot {
    transform: scale(1.05);
}

.project-status {
    position: absolute;
    top: 12px;
    right: 12px;
    padding: 6px 12px;
    border-radius: var(--border-radius-small);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    z-index: 2;
}

.project-status.completed {
    background: var(--success-color);
    color: white;
}

.project-status.in-progress {
    background: var(--warning-color);
    color: white;
}

.project-content {
    padding: 20px;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: relative;
    z-index: 2;
}

.project-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
    text-align: center;
    line-height: 1.3;
}

/* Hide description and tech tags on desktop */
.project-description,
.project-tech {
    display: none;
}

.project-links {
    display: flex;
    gap: 12px;
}

.project-link {
    padding: 10px 20px;
    border-radius: var(--border-radius-small);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    flex: 1;
    text-align: center;
    position: relative;
    z-index: 3;
}

.project-link.primary {
    background: var(--primary-color);
    color: white;
}

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

.project-link:not(.primary) {
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

.project-link:not(.primary):hover {
    background: var(--bg-secondary);
    transform: translateY(-2px);
}

/* Project Modal */
.project-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    padding: 20px;
}

.project-modal.active {
    opacity: 1;
    visibility: visible;
}

.project-modal-content {
    background: var(--gradient-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    max-width: 800px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    transform: scale(0.7);
    transition: transform 0.3s ease;
    box-shadow: var(--shadow-heavy);
}

.project-modal.active .project-modal-content {
    transform: scale(1);
}

.project-modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--text-primary);
    font-size: 1.2rem;
    transition: var(--transition);
    z-index: 1001;
}

.project-modal-close:hover {
    background: var(--error-color);
    color: white;
    transform: rotate(90deg);
}

.project-modal-image-container {
    position: relative;
    overflow: hidden;
}

.project-modal-image {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
    transition: opacity 0.3s ease-in-out;
}

.project-modal-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.7);
    color: white;
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 1.5rem;
    font-weight: bold;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    z-index: 1002;
    backdrop-filter: blur(10px);
}

.project-modal-prev {
    left: 15px;
}

.project-modal-next {
    right: 15px;
}

.project-modal-nav:hover {
    background: rgba(0, 0, 0, 0.9);
    transform: translateY(-50%) scale(1.1);
}

.project-modal-nav:active {
    transform: translateY(-50%) scale(0.95);
}

.project-modal-image-counter {
    position: absolute;
    bottom: 15px;
    right: 15px;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 6px 12px;
    border-radius: 15px;
    font-size: 0.9rem;
    font-weight: 500;
    backdrop-filter: blur(10px);
}

.project-modal-body {
    padding: 30px;
}

.project-modal-title {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.project-modal-status {
    display: inline-block;
    padding: 6px 12px;
    border-radius: var(--border-radius-small);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    margin-bottom: 20px;
}

.project-modal-status.completed {
    background: var(--success-color);
    color: white;
}

.project-modal-status.in-progress {
    background: var(--warning-color);
    color: white;
}

.project-modal-description {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 24px;
    font-size: 1rem;
}

.project-modal-tech {
    margin-bottom: 24px;
}

.project-modal-tech h4 {
    color: var(--text-primary);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.project-modal-tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.project-modal-tech-tags .tech-tag {
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    color: var(--primary-color);
    padding: 6px 14px;
    border-radius: var(--border-radius-small);
    font-size: 0.9rem;
    font-weight: 500;
}

.project-modal-links {
    display: flex;
    gap: 16px;
}

.project-modal-links .project-link {
    padding: 12px 24px;
    font-size: 1rem;
}

/* Dark mode adjustments for modal navigation */
.dark-mode .project-modal-nav {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

.dark-mode .project-modal-nav:hover {
    background: rgba(255, 255, 255, 0.3);
}

.dark-mode .project-modal-image-counter {
    background: rgba(255, 255, 255, 0.2);
}

/* Skills Section */
.skills-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    gap: 40px;
}

.skill-category {
    background: var(--gradient-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 30px;
    transition: var(--transition);
    box-shadow: var(--shadow-light);
}

.skill-category:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-medium);
}

.skill-category-title {
    color: var(--primary-color);
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 24px;
    text-align: center;
    position: relative;
}

.skill-category-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    padding: 0;
}

.skill-card {
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-small);
    padding: 20px;
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    cursor: pointer;
    box-shadow: var(--shadow-light);
}

.skill-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 122, 255, 0.1), transparent);
    transition: left 0.5s ease;
}

.skill-card:hover::before {
    left: 100%;
}

.skill-card:hover {
    transform: translateY(-4px);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-medium);
}

.skill-icon {
    font-size: 2.5rem;
    margin-bottom: 12px;
    display: block;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.skill-name {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 1rem;
    display: block;
    margin-bottom: 8px;
}

.skill-level {
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
    display: block;
    position: relative;
    z-index: 1;
    padding: 4px 12px;
    border-radius: var(--border-radius-small);
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    display: inline-block;
}

.skill-level.expert {
    color: var(--success-color);
    background: rgba(52, 199, 89, 0.1);
    border-color: var(--success-color);
}

.skill-level.advanced {
    color: var(--primary-color);
    background: rgba(0, 122, 255, 0.1);
    border-color: var(--primary-color);
}

.skill-level.intermediate {
    color: var(--warning-color);
    background: rgba(255, 149, 0, 0.1);
    border-color: var(--warning-color);
}

.skills-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
    padding: 0;
}

.skill-tag {
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 12px 16px;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    cursor: pointer;
    box-shadow: var(--shadow-light);
    z-index: 1;
}

.skill-tag::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: var(--primary-color);
    border-radius: 50%;
    transition: all 0.3s ease;
    transform: translate(-50%, -50%);
    z-index: -1;
}

.skill-tag:hover::before {
    width: 200%;
    height: 200%;
}

.skill-tag:hover {
    color: white;
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

/* Contact */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
}

.contact-info h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.contact-links {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    background: var(--gradient-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    text-decoration: none;
    color: var(--text-primary);
    transition: var(--transition);
    box-shadow: var(--shadow-light);
}

.contact-link:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
    background: var(--bg-secondary);
}

.contact-link svg {
    width: 20px;
    height: 20px;
    color: var(--primary-color);
}

.contact-form {
    background: var(--gradient-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 30px;
    box-shadow: var(--shadow-light);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-primary);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-small);
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    color: var(--text-primary);
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.1);
}

.submit-btn {
    width: 100%;
    padding: 12px 24px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--border-radius-small);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

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

#formStatus {
    margin-top: 16px;
    padding: 12px;
    border-radius: var(--border-radius-small);
    font-weight: 500;
    text-align: center;
}

/* Footer */
.footer {
    text-align: center;
    padding: 40px 20px;
    border-top: 1px solid var(--border-color);
    color: var(--text-tertiary);
    background: var(--bg-secondary);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Parallax Background Animation */
.bg-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -10;
    pointer-events: none;
    overflow: hidden;
    perspective: 1000px;
    transform-style: preserve-3d;
}

.idle-particle {
    position: absolute;
    border-radius: 50%;
    opacity: 0.6;
    transition: all 0.3s ease;
    will-change: transform;
    transform-style: preserve-3d;
}

/* Scroll to Top Button */
.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: var(--shadow-medium);
    transition: var(--transition);
    z-index: 99;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
}

.scroll-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-to-top:hover {
    background: var(--secondary-color);
    transform: translateY(-5px);
    box-shadow: var(--shadow-heavy);
}

.scroll-to-top:active {
    transform: translateY(-2px);
}

/* Dark mode adjustments */
.dark-mode .scroll-to-top {
    background: var(--primary-color);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.dark-mode .scroll-to-top:hover {
    background: var(--secondary-color);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

/* Responsive Design */
@media (max-width: 768px) {
    .navbar {
        top: 10px;
        left: 10px;
        right: 10px;
        padding: 12px 16px;
    }
    
    .main-container {
        padding-top: 80px;
    }

    .nav-menu {
        display: none;
    }
    
    .section {
        padding: 60px 15px;
    }
    
    .hero-section {
        padding: 10px 15px 60px;
    }
    
    .mac-content {
        padding: 24px;
    }
    
    .hero-metrics {
        grid-template-columns: 1fr;
    }
    
    .mac-title {
        font-size: 0.8rem;
        margin-left: -50px;
    }
    
    .terminal-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
    
    .bento-grid {
        grid-template-columns: 1fr;
        grid-auto-rows: auto;
        gap: 16px;
    }
    
    .bento-card {
        padding: 18px;
        min-height: 160px;
    }
    
    .bento-card.large,
    .bento-card.tall {
        grid-column: span 1;
        grid-row: span 1;
        min-height: 180px;
    }
    
    .bento-icon {
        font-size: 1.6rem;
        margin-bottom: 6px;
    }
    
    .bento-card h3 {
        font-size: 1rem;
        margin-bottom: 6px;
    }
    
    .bento-card p {
        font-size: 0.85rem;
        line-height: 1.4;
        -webkit-line-clamp: 5;
    }
    
    .bento-card.large p,
    .bento-card.tall p {
        -webkit-line-clamp: 6;
        font-size: 0.88rem;
    }
    
    .bento-date {
        font-size: 0.8rem;
        margin-top: 8px;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .project-card {
        height: auto;
        cursor: default;
    }
    
    .project-card::before {
        display: none;
    }
    
    .project-content {
        padding: 24px;
    }
    
    .project-title {
        font-size: 1.3rem;
        text-align: left;
        margin-bottom: 12px;
    }
    
    .project-description,
    .project-tech {
        display: block;
    }
    
    .project-description {
        color: var(--text-secondary);
        line-height: 1.6;
        margin-bottom: 20px;
    }
    
    .project-tech {
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
        margin-bottom: 20px;
    }
    
    .project-links {
        flex-direction: column;
    }
    
    .project-modal {
        display: none;
    }
    
    .project-modal-nav {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }
    
    .project-modal-prev {
        left: 10px;
    }
    
    .project-modal-next {
        right: 10px;
    }
    
    .project-modal-image-counter {
        bottom: 10px;
        right: 10px;
        font-size: 0.8rem;
        padding: 4px 8px;
    }
    
    .contact-container {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .skills-container {
        gap: 30px;
    }
    
    .skill-category {
        padding: 24px;
    }
    
    .skill-category-title {
        font-size: 1.2rem;
        margin-bottom: 20px;
    }
    
    .skills-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: 16px;
    }
    
    .skill-card {
        padding: 16px;
    }
    
    .skill-icon {
        font-size: 2rem;
        margin-bottom: 10px;
    }
    
    .skill-name {
        font-size: 0.9rem;
        margin-bottom: 6px;
    }
    
    .skill-level {
        font-size: 0.8rem;
        padding: 3px 10px;
    }
    
    .skills-tags {
        gap: 10px;
    }
    
    .skill-tag {
        padding: 10px 14px;
        font-size: 0.85rem;
    }
    
    .scroll-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
        font-size: 1.1rem;
    }
}

@media (max-width: 480px) {
    .section-title {
        font-size: 2rem;
    }
    
    .hero-name {
        font-size: 2.5rem;
    }
    
    .nav-container {
        justify-content: space-between;
    }
    
    .nav-brand {
        font-size: 1rem;
    }
    
    .theme-toggle {
        width: 36px;
        height: 36px;
    }
    
    .mac-content {
        padding: 20px;
    }
    
    .mac-titlebar {
        padding: 10px 12px;
    }
    
    .mac-control {
        width: 10px;
        height: 10px;
    }
    
    .terminal-prompt,
    .terminal-path {
        font-size: 0.8rem;
    }
    
    .bento-card {
        padding: 16px;
        min-height: 140px;
    }
    
    .bento-card.large,
    .bento-card.tall {
        min-height: 160px;
    }
    
    .bento-icon {
        font-size: 1.4rem;
        margin-bottom: 4px;
    }
    
    .bento-card h3 {
        font-size: 0.95rem;
        margin-bottom: 4px;
    }
    
    .bento-card p {
        font-size: 0.8rem;
        line-height: 1.3;
        -webkit-line-clamp: 4;
    }
    
    .bento-card.large p,
    .bento-card.tall p {
        -webkit-line-clamp: 5;
        font-size: 0.82rem;
    }
    
    .bento-date {
        font-size: 0.75rem;
        margin-top: 6px;
    }
    
    .project-content {
        padding: 20px;
    }
    
    .project-title {
        font-size: 1.2rem;
    }
    
    .project-description {
        font-size: 0.9rem;
    }
    
    .tech-tag {
        font-size: 0.8rem;
        padding: 3px 10px;
    }
    
    .project-modal-content {
        margin: 10px;
        max-height: 95vh;
    }
    
    .project-modal-body {
        padding: 20px;
    }
    
    .project-modal-title {
        font-size: 1.5rem;
    }
    
    .skills-container {
        gap: 24px;
    }
    
    .skill-category {
        padding: 20px;
    }
    
    .skill-category-title {
        font-size: 1.1rem;
        margin-bottom: 16px;
    }
    
    .skills-grid {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
    }
    
    .skill-card {
        padding: 14px;
    }
    
    .skill-icon {
        font-size: 1.8rem;
        margin-bottom: 8px;
    }
    
    .skill-name {
        font-size: 0.85rem;
        margin-bottom: 4px;
    }
    
    .skill-level {
        font-size: 0.75rem;
        padding: 2px 8px;
    }
    
    .skills-tags {
        gap: 8px;
        flex-direction: column;
        align-items: center;
    }
    
    .skill-tag {
        padding: 8px 12px;
        font-size: 0.8rem;
        width: fit-content;
    }
    
    .scroll-to-top {
        bottom: 15px;
        right: 15px;
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
}