/* ========================================
   CSS CUSTOM PROPERTIES & THEME SYSTEM
   ======================================== */

:root {
    /* Dark Theme Colors - Professional Programmer Black Palette */
    --bg-primary: #000000;
    --bg-secondary: #0D1117;
    --bg-tertiary: #161B22;

    --text-primary: #F0F6FC;
    --text-secondary: #C9D1D9;
    --text-muted: #8B949E;

    --color-primary: #00D9FF;
    /* Cyan */
    --color-secondary: #7B61FF;
    /* Purple */
    --color-accent: #FF006E;
    /* Pink */
    --color-success: #00FF88;
    --color-warning: #FFB800;

    --glass-bg: rgba(0, 217, 255, 0.05);
    --glass-border: rgba(0, 217, 255, 0.2);
    --glass-shadow: rgba(0, 0, 0, 0.6);

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #00D9FF, #7B61FF);
    --gradient-secondary: linear-gradient(135deg, #7B61FF, #FF006E);
    --gradient-hero: linear-gradient(135deg, #00D9FF 0%, #7B61FF 50%, #FF006E 100%);

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

    /* Typography */
    --font-primary: 'Inter', sans-serif;
    --font-code: 'Fira Code', monospace;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-full: 9999px;
}

/* Light Theme */
body.light-theme {
    --bg-primary: #FFFFFF;
    --bg-secondary: #F6F8FA;
    --bg-tertiary: #EAEEF2;

    --text-primary: #0D1117;
    --text-secondary: #24292F;
    --text-muted: #57606A;

    --color-primary: #0091B2;
    /* Dark cyan */
    --color-secondary: #5B3FCC;
    /* Dark purple */
    --color-accent: #CC0055;
    /* Dark pink */

    --glass-bg: rgba(0, 145, 178, 0.05);
    --glass-border: rgba(0, 145, 178, 0.2);
    --glass-shadow: rgba(0, 0, 0, 0.1);
}

/* ========================================
   RESET & BASE STYLES
   ======================================== */

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

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

/* ========================================
   PARTICLE CANVAS BACKGROUND
   ======================================== */

#particleCanvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
}

#cursorTrail {
    position: fixed;
    pointer-events: none;
    z-index: 9999;
}

/* ========================================
   NAVIGATION
   ======================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1rem 0;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    transition: all var(--transition-normal);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    font-family: var(--font-code);
    font-size: 1.5rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.code-bracket {
    color: var(--color-primary);
    font-weight: 700;
}

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

.nav-controls {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

/* Language Toggle */
.language-toggle {
    display: flex;
    gap: 0.5rem;
    background: var(--glass-bg);
    padding: 0.25rem;
    border-radius: var(--radius-full);
    border: 1px solid var(--glass-border);
}

.lang-btn {
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.lang-btn img {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    transition: transform var(--transition-fast);
}

.lang-btn:hover img {
    transform: scale(1.1);
}

.lang-btn.active {
    background: var(--gradient-primary);
    box-shadow: 0 4px 12px rgba(139, 92, 246, 0.3);
}

/* Theme Toggle Switch */
.theme-toggle {
    position: relative;
}

.theme-checkbox {
    display: none;
}

.theme-label {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 70px;
    height: 36px;
    background: var(--glass-bg);
    border: 2px solid var(--glass-border);
    border-radius: var(--radius-full);
    padding: 0.25rem;
    cursor: pointer;
    position: relative;
    transition: all var(--transition-normal);
}

.theme-icon {
    font-size: 1.1rem;
    z-index: 2;
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
}

.theme-dark {
    color: var(--color-primary);
}

.theme-light {
    color: var(--color-warning);
}

.toggle-slider {
    position: absolute;
    top: 3px;
    left: 3px;
    width: 28px;
    height: 28px;
    background: var(--gradient-primary);
    border-radius: 50%;
    transition: transform var(--transition-normal);
    box-shadow: 0 2px 8px rgba(139, 92, 246, 0.4);
}

.theme-checkbox:checked+.theme-label .toggle-slider {
    transform: translateX(34px);
    background: var(--gradient-secondary);
}

.theme-label:hover {
    border-color: var(--color-primary);
    box-shadow: 0 0 20px rgba(139, 92, 246, 0.2);
}

/* ========================================
   UTILITY CLASSES
   ======================================== */

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

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

.section-title {
    font-size: 3rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: var(--spacing-lg);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -1rem;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
}

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

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding-top: 80px;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.hero-text {
    animation: fadeInUp 1s ease;
}

.hero-greeting {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.hero-name {
    font-size: 4rem;
    font-weight: 900;
    margin-bottom: 1rem;
    background: var(--gradient-hero);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
}

.hero-title-container {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.code-symbol {
    font-family: var(--font-code);
    font-size: 2rem;
    color: var(--color-primary);
    font-weight: 700;
}

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

.hero-description {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    max-width: 600px;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1.1rem;
    text-decoration: none;
    transition: all var(--transition-normal);
    cursor: pointer;
    border: none;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

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

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 10px 30px rgba(139, 92, 246, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(139, 92, 246, 0.4);
}

.btn-secondary {
    background: var(--glass-bg);
    color: var(--text-primary);
    border: 2px solid var(--glass-border);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    border-color: var(--color-primary);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(139, 92, 246, 0.2);
}

.btn-arrow,
.btn-icon {
    transition: transform var(--transition-fast);
}

.btn:hover .btn-arrow {
    transform: translateX(5px);
}

.btn:hover .btn-icon {
    transform: scale(1.2);
}

/* Hero Image */
.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeInRight 1s ease;
}

.image-frame {
    position: relative;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    overflow: hidden;
    border: 4px solid var(--glass-border);
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    box-shadow: 0 20px 60px rgba(139, 92, 246, 0.3);
}

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

.image-frame:hover img {
    transform: scale(1.1);
}

.image-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: var(--gradient-primary);
    opacity: 0.2;
    filter: blur(60px);
    animation: rotate 10s linear infinite;
    pointer-events: none;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
    animation: bounce 2s infinite;
}

.scroll-arrow {
    font-size: 1.5rem;
    color: var(--color-primary);
}

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

.about-content {
    max-width: 900px;
    margin: 0 auto;
}

.about-text {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    box-shadow: 0 10px 40px var(--glass-shadow);
}

.about-subtitle {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--color-primary);
    font-weight: 700;
}

.about-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.stat-item {
    text-align: center;
    padding: 1.5rem;
    background: var(--glass-bg);
    border-radius: var(--radius-md);
    border: 1px solid var(--glass-border);
    transition: all var(--transition-normal);
}

.stat-item:hover {
    transform: translateY(-5px);
    border-color: var(--color-primary);
    box-shadow: 0 10px 30px rgba(139, 92, 246, 0.2);
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.stat-label {
    display: block;
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* ========================================
   EXPERIENCE SECTION
   ======================================== */

.timeline {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
    padding-left: 2rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--gradient-primary);
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
    padding-left: 3rem;
}

.timeline-marker {
    position: absolute;
    left: -0.5rem;
    top: 0;
    width: 1rem;
    height: 1rem;
    background: var(--color-primary);
    border-radius: 50%;
    border: 3px solid var(--bg-primary);
    box-shadow: 0 0 20px rgba(139, 92, 246, 0.5);
    z-index: 1;
}

.timeline-content {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    transition: all var(--transition-normal);
}

.timeline-content:hover {
    transform: translateX(10px);
    border-color: var(--color-primary);
    box-shadow: 0 10px 40px rgba(139, 92, 246, 0.2);
}

.timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.timeline-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-primary);
}

.timeline-date {
    font-size: 0.9rem;
    color: var(--color-secondary);
    font-weight: 600;
    font-family: var(--font-code);
}

.timeline-company {
    font-size: 1.1rem;
    color: var(--color-primary);
    margin-bottom: 1rem;
    font-weight: 600;
}

.timeline-description {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.timeline-achievements {
    list-style: none;
    margin-top: 1rem;
}

.timeline-achievements li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

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

/* ========================================
   PROJECTS SECTION
   ======================================== */

.projects-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2rem;
    margin-top: 3rem;
}

/* Show All Projects Button */
.show-all-projects {
    display: flex;
    justify-content: center;
    margin-top: 3rem;
}

#showAllProjectsBtn {
    min-width: 250px;
}

.project-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-normal);
    cursor: pointer;
    flex: 0 1 350px;
    /* Don't grow, allow shrink, target 350px */
    max-width: 350px;
    /* Ensure they don't get wider than this */
    width: 100%;
    text-decoration: none;
    /* Remove underline for links */
    color: inherit;
    /* Inherit text color */
    display: block;
    /* Ensure it behaves like a block */
}

.project-card:hover {
    transform: translateY(-10px) rotateX(2deg);
    border-color: var(--color-primary);
    box-shadow: 0 20px 60px rgba(139, 92, 246, 0.3);
}

.project-image {
    position: relative;
    width: 100%;
    height: 250px;
    overflow: hidden;
    background: var(--bg-secondary);
}

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

.project-card:hover .project-image img {
    transform: scale(1.1);
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(139, 92, 246, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-normal);
    display: none !important;
    /* Disable view details */
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.view-project {
    color: white;
    font-weight: 700;
    font-size: 1.2rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.project-content {
    padding: 2rem;
}

.project-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.project-date {
    font-size: 0.9rem;
    color: var(--color-secondary);
    font-family: var(--font-code);
    margin-bottom: 1rem;
}

.project-description {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

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

.tech-tag {
    padding: 0.4rem 1rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    color: var(--color-primary);
    font-family: var(--font-code);
    font-weight: 600;
    transition: all var(--transition-fast);
}

.tech-tag:hover {
    background: var(--color-primary);
    color: white;
    transform: scale(1.05);
}

/* Hidden Projects */
.hidden-project {
    display: none;
    opacity: 0;
    animation: fadeIn 0.6s ease forwards;
}

.hidden-project.show {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
    align-items: stretch;
    /* Ensure all items have the same height */
}

.skill-category {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    transition: all var(--transition-normal);
    width: 100%;
    max-width: 400px;
    height: 100%;
    /* Fill the grid cell */
    display: flex;
    flex-direction: column;
}

.skill-category:hover {
    border-color: var(--color-primary);
    box-shadow: 0 10px 40px rgba(139, 92, 246, 0.2);
}

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

.skill-items {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.skill-item {
    display: grid;
    grid-template-columns: 40px 1fr auto;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.skill-item:hover {
    transform: translateX(10px);
    border-color: var(--color-primary);
}

.skill-item img {
    width: 40px;
    height: 40px;
    object-fit: contain;
}

.skill-item span:nth-child(2) {
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.skill-level {
    font-size: 0.85rem;
    color: var(--color-secondary);
    font-family: var(--font-code);
    font-weight: 600;
    white-space: nowrap;
}

/* Languages Section */
.languages-section {
    margin-top: 3rem;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 2rem;
}

.language-items {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    justify-items: center;
}

.language-item {
    display: grid;
    grid-template-columns: 40px 1fr auto;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.5rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    width: 100%;
    max-width: 300px;
}

.language-flag {
    width: 32px;
    height: 32px;
    object-fit: cover;
    border-radius: 4px;
    font-size: 1.5rem;
}

.language-item:hover {
    border-color: var(--color-primary);
    transform: scale(1.05);
}

.language-name {
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
}

.language-level {
    font-size: 0.85rem;
    color: var(--color-secondary);
    font-family: var(--font-code);
    font-weight: 600;
    white-space: nowrap;
}

/* ========================================
   EDUCATION SECTION
   ======================================== */

.education-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 3rem;
}

.education-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    text-align: center;
    transition: all var(--transition-normal);
    width: 100%;
    max-width: 400px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.education-card:hover {
    transform: translateX(5px);
    border-color: var(--color-primary);
    box-shadow: 0 10px 40px rgba(139, 92, 246, 0.2);
}

.education-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.education-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.education-institution {
    color: var(--color-primary);
    font-weight: 600;
    margin-bottom: 0.5rem;
    min-height: 2.5em;
    display: flex;
    align-items: center;
    justify-content: center;
}

.education-date {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-family: var(--font-code);
}

/* Certifications */
.certifications {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 2rem;
}

.cert-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
    margin-top: 1.5rem;
}

.cert-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    width: 100%;
    max-width: 500px;
}

.cert-item:hover {
    border-color: var(--color-primary);
    transform: translateX(5px);
}

.cert-check {
    color: var(--color-success);
    font-size: 1.5rem;
    font-weight: bold;
}

.cert-name {
    flex: 1;
    font-weight: 600;
    color: var(--text-primary);
}

.cert-org {
    font-size: 0.85rem;
    color: var(--color-secondary);
    font-family: var(--font-code);
}

/* ========================================
   CONTACT SECTION
   ======================================== */

.contact-content {
    max-width: 800px;
    margin: 0 auto;
}

.contact-info {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 3rem;
    text-align: center;
}

.contact-intro {
    font-size: 1.3rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.contact-items {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    padding: 1rem 2rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    font-size: 1.1rem;
    color: var(--text-primary);
    text-decoration: none;
    transition: all var(--transition-normal);
}

.contact-item:hover {
    border-color: var(--color-primary);
    transform: scale(1.05);
    box-shadow: 0 10px 30px rgba(139, 92, 246, 0.2);
}

.contact-item img {
    width: 24px;
    height: 24px;
    transition: filter var(--transition-normal);
}

/* Invert icons in dark mode */
body:not(.light-theme) .contact-item img,
body:not(.light-theme) .skill-item img[alt="GitHub"] {
    filter: invert(1);
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 2rem;
}

.social-link {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--glass-bg);
    border: 2px solid var(--glass-border);
    border-radius: 50%;
    transition: all var(--transition-normal);
}

.social-link:hover {
    border-color: var(--color-primary);
    transform: translateY(-5px) rotate(5deg);
    box-shadow: 0 10px 30px rgba(139, 92, 246, 0.3);
}

.social-link img {
    width: 30px;
    height: 30px;
    filter: invert(1);
    transition: filter var(--transition-normal);
}

body.light-theme .social-link img {
    filter: none;
}

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

.footer {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-top: 1px solid var(--glass-border);
    padding: 2rem 0;
    text-align: center;
    color: var(--text-secondary);
}

.footer p {
    margin: 0.5rem 0;
}

/* ========================================
   ANIMATIONS
   ======================================== */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes bounce {

    0%,
    100% {
        transform: translateX(-50%) translateY(0);
    }

    50% {
        transform: translateX(-50%) translateY(-10px);
    }
}

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

    to {
        transform: rotate(360deg);
    }
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

/* Scroll Reveal Animation */
.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease;
}

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

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-image {
        order: -1;
    }

    .image-frame {
        width: 300px;
        height: 300px;
    }

    .hero-name {
        font-size: 3rem;
    }

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

@media (max-width: 768px) {
    .section-title {
        font-size: 2.5rem;
    }

    .hero-name {
        font-size: 2.5rem;
    }

    .hero-title {
        font-size: 1.5rem;
    }

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

    .timeline {
        padding-left: 1rem;
    }

    .timeline-item {
        padding-left: 2rem;
    }

    .nav-brand {
        font-size: 1.2rem;
    }

    .container {
        padding: 0 1rem;
    }
}

@media (max-width: 480px) {
    .hero-name {
        font-size: 2rem;
    }

    .hero-title {
        font-size: 1.2rem;
    }

    .code-symbol {
        font-size: 1.5rem;
    }

    .btn {
        padding: 0.8rem 1.5rem;
        font-size: 1rem;
    }

    .image-frame {
        width: 250px;
        height: 250px;
    }
}