/* CSS Variables for Theme */
:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --text-primary: #333;
    --text-secondary: #6b7280;
    --text-muted: #9ca3af;
    --border-color: #e5e7eb;
    --shadow-color: rgba(0, 0, 0, 0.1);
    --navbar-bg: rgba(255, 255, 255, 0.95);
    --card-bg: #ffffff;
    --input-bg: #ffffff;
    --input-border: #e5e7eb;
    --primary-color: #2563eb;
    --secondary-color: #fbbf24;
    --gradient-start: #667eea;
    --gradient-end: #764ba2;
}

[data-theme="dark"] {
    --bg-primary: #1f2937;
    --bg-secondary: #111827;
    --text-primary: #f9fafb;
    --text-secondary: #d1d5db;
    --text-muted: #9ca3af;
    --border-color: #374151;
    --shadow-color: rgba(0, 0, 0, 0.3);
    --navbar-bg: rgba(31, 41, 55, 0.95);
    --card-bg: #374151;
    --input-bg: #4b5563;
    --input-border: #6b7280;
    --primary-color: #3b82f6;
    --secondary-color: #f59e0b;
    --gradient-start: #4f46e5;
    --gradient-end: #7c3aed;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
    transition: background-color 0.3s ease, color 0.3s ease;
}

html, body {
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
}

* {
    box-sizing: border-box;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Responsive container for larger screens */
@media (min-width: 1400px) {
    .container {
        max-width: 1400px;
    }
}

@media (min-width: 1600px) {
    .container {
        max-width: 1600px;
    }
}

@media (min-width: 1800px) {
    .container {
        max-width: 1800px;
    }
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: var(--navbar-bg);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 0.75rem 0;
    transition: all 0.3s ease;
}

/* Mobile viewport adjustments for social media apps */
@supports (padding: max(0px)) {
    .navbar {
        padding-top: max(0.75rem, env(safe-area-inset-top));
        padding-left: max(0px, env(safe-area-inset-left));
        padding-right: max(0px, env(safe-area-inset-right));
    }
}

/* Additional mobile browser adjustments */
@media (max-width: 768px) {
    .navbar {
        /* Add extra top padding for mobile browsers */
        padding-top: calc(0.75rem + 20px);
    }
    
    /* Adjust for social media in-app browsers */
    @supports (padding: max(0px)) {
        .navbar {
            padding-top: max(calc(0.75rem + 20px), env(safe-area-inset-top));
        }
    }
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 60px;
}

.nav-logo {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    height: 100%;
}
.nav-logo .nav-desc {
    font-size: 0.9rem;
    color: #b0b8d1;
    margin-top: -2px;
    margin-left: 2px;
    font-weight: 400;
    letter-spacing: 0.5px;
}

.nav-logo a {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease;
    line-height: 1.2;
}

.nav-logo a:hover {
    color: var(--primary-color);
    opacity: 0.8;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: var(--primary-color);
    transition: width 0.3s ease;
}

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    justify-content: center;
    height: 100%;
    align-self: center;
}

.bar {
    width: 25px;
    height: 3px;
    background-color: var(--text-primary);
    margin: 3px 0;
    transition: 0.3s;
}



/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
    color: white;
    padding: 120px 0 50px;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.highlight {
    color: #fbbf24;
}

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: 500;
    margin-bottom: 1rem;
    color: #e5e7eb;
}

.hero-description {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    color: #d1d5db;
    line-height: 1.7;
}

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

.btn {
    padding: 12px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-block;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: var(--secondary-color);
    color: var(--bg-primary);
}

.btn-primary:hover {
    background: var(--secondary-color);
    opacity: 0.9;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(251, 191, 36, 0.3);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: white;
    color: #1f2937;
    transform: translateY(-2px);
}

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

.profile-image {
    width: 300px;
    height: 300px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
}

.profile-image:hover {
    transform: scale(1.05);
    border-color: rgba(255, 255, 255, 0.5);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
}

.profile-placeholder {
    width: 300px;
    height: 300px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 5rem;
    color: rgba(255, 255, 255, 0.3);
    border: 3px solid rgba(255, 255, 255, 0.2);
}

/* Section Styles */
.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--text-primary);
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
    border-radius: 2px;
}

/* About Section */
.about {
    padding: 40px 0 60px;
    background: var(--bg-secondary);
    min-height: 100vh;
    display: flex;
    align-items: flex-start;
    padding-top: 80px;
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    width: 100%;
    margin-top: 20px;
}

.about-text p {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    text-align: justify;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.stat {
    text-align: center;
    padding: 2rem;
    background: var(--card-bg);
    border-radius: 12px;
    box-shadow: 0 4px 6px var(--shadow-color);
    transition: transform 0.3s ease;
}

.stat:hover {
    transform: translateY(-5px);
}

.stat h3 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat p {
    color: var(--text-secondary);
    font-weight: 500;
}

/* Education Section */
.education-info {
    margin: 1.5rem 0 1rem;
    padding: 2rem;
    background: var(--card-bg);
    border-radius: 12px;
    box-shadow: 0 6px 20px var(--shadow-color);
    border-left: 4px solid var(--primary-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.education-info:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 35px var(--shadow-color);
}

.education-info h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.education-info h3 i {
    color: var(--primary-color);
    font-size: 1.3rem;
}

.education-item {
    margin-top: 1rem;
}

.education-item h4 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    line-height: 1.3;
}

.education-item .university {
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.education-item .duration {
    font-size: 0.9rem;
    color: var(--text-muted);
    font-weight: 400;
    font-style: italic;
}

.education-item .cgpa {
    font-size: 1rem;
    color: var(--primary-color);
    font-weight: 600;
    margin-top: 0.5rem;
}

.education-item .degree-description {
    font-size: 0.95rem;
    color: var(--text-secondary);
    font-weight: 400;
    line-height: 1.6;
    margin-top: 1rem;
    font-style: italic;
    text-align: justify;
}

.education-details {
    display: flex;
    align-items: baseline;
    justify-content: flex-start;
    gap: 2rem;
    margin-top: 0.75rem;
    margin-bottom: 0.75rem;
    flex-wrap: wrap;
    min-height: 1.5rem;
    padding: 0.25rem 0;
}

.education-details .university,
.education-details .duration,
.education-details .cgpa {
    font-size: 0.95rem;
    font-weight: 500;
    white-space: nowrap;
    vertical-align: baseline;
    line-height: 1.2;
}

.education-details .university {
    color: var(--text-secondary);
}

.education-details .duration {
    color: var(--text-muted);
    font-style: italic;
}

.education-details .cgpa {
    color: var(--primary-color);
    font-weight: 600;
}

/* Skills Section */
.skills {
    padding: 100px 0;
    background: var(--bg-primary);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.skills .container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 4rem;
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
}

.skill-category h3 {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 2rem;
    color: var(--text-primary);
    text-align: center;
    position: relative;
}

.skill-category h3::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
    border-radius: 2px;
}

.skill-items {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.skill-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--bg-secondary);
    border-radius: 12px;
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

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

.skill-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

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

/* Projects Section */
.projects {
    padding: 100px 0;
    background: var(--bg-secondary);
}

/* Project Tabs */
.project-tabs {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.tab-button {
    background: var(--card-bg);
    border: 2px solid var(--border-color);
    color: var(--text-secondary);
    padding: 1rem 2rem;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 600;
    font-size: 1rem;
    min-width: 180px;
    justify-content: center;
}

.tab-button:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px var(--shadow-color);
}

.tab-button.active {
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
    border-color: transparent;
    color: white;
    box-shadow: 0 5px 20px rgba(102, 126, 234, 0.4);
}

.tab-button i {
    font-size: 1.2rem;
}

/* Project Categories */
.project-category {
    display: none;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s ease;
}

.project-category.active {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

.category-header {
    text-align: center;
    margin-bottom: 3rem;
}

.category-title {
    font-size: 2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    position: relative;
}

.category-title i {
    color: var(--primary-color);
    font-size: 1.8rem;
}

.category-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
    border-radius: 2px;
}



.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    align-items: stretch;
    max-width: 100%;
    width: 100%;
    justify-content: center;
    justify-items: center;
}

/* Responsive grid for larger screens */
@media (min-width: 1200px) {
    .projects-grid {
        grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
        gap: 3rem;
    }
}

@media (min-width: 1400px) {
    .projects-grid {
        grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
        gap: 3rem;
    }
}

@media (min-width: 1600px) {
    .projects-grid {
        grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
        gap: 4rem;
    }
}

/* No Projects Message */
.no-projects-message {
    text-align: center;
    padding: 3rem 2rem;
    background: var(--card-bg);
    border-radius: 12px;
    border: 2px dashed var(--border-color);
    color: var(--text-secondary);
    grid-column: 1 / -1;
}

.no-projects-message i {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.no-projects-message p {
    font-size: 1.1rem;
    margin: 0;
    line-height: 1.6;
}

/* Error Message */
.error-message {
    text-align: center;
    padding: 3rem 2rem;
    background: var(--card-bg);
    border-radius: 12px;
    border: 2px solid #ef4444;
    color: #ef4444;
    grid-column: 1 / -1;
}

.error-message i {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.error-message p {
    font-size: 1.1rem;
    margin: 0;
    line-height: 1.6;
}

.project-card {
    background: var(--card-bg);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px var(--shadow-color);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    height: auto;
    min-height: 400px;
    width: 100%;
    max-width: 600px;
}

/* Responsive sizing for project cards on larger screens */
@media (min-width: 1200px) {
    .project-card {
        min-height: 450px;
        max-width: 700px;
    }
}

@media (min-width: 1400px) {
    .project-card {
        min-height: 500px;
        max-width: 800px;
    }
}

@media (min-width: 1600px) {
    .project-card {
        min-height: 550px;
        max-width: 900px;
    }
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px var(--shadow-color);
}

.project-image {
    height: 200px;
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.project-placeholder {
    font-size: 3rem;
    color: rgba(255, 255, 255, 0.7);
}

.project-content {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.project-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.project-content p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.6;
    flex: 1;
    overflow: visible;
    text-overflow: unset;
    white-space: normal;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
    flex-shrink: 0;
}

.project-tech span {
    background: var(--border-color);
    color: var(--text-primary);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
}

.project-links {
    display: flex;
    gap: 1rem;
    margin-top: auto;
}

.project-link {
    text-decoration: none;
    color: var(--primary-color);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: color 0.3s ease;
}

.project-link:hover {
    color: var(--primary-color);
    opacity: 0.8;
}

/* Others Section */
.others {
    padding: 100px 0;
    background: var(--bg-primary);
}

/* Others Tabs */
.others-tabs {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.others-tab-button {
    background: var(--card-bg);
    border: 2px solid var(--border-color);
    color: var(--text-secondary);
    padding: 1rem 2rem;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 600;
    font-size: 1rem;
    min-width: 180px;
    justify-content: center;
}

.others-tab-button:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px var(--shadow-color);
}

.others-tab-button.active {
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
    border-color: transparent;
    color: white;
    box-shadow: 0 5px 20px rgba(102, 126, 234, 0.4);
}

.others-tab-button i {
    font-size: 1.2rem;
}

/* Others Categories */
.others-category {
    display: none;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s ease;
}

.others-category.active {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

/* Contact Section */
.contact {
    padding: 100px 0;
    background: var(--bg-primary);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-info h3 {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.contact-info p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.contact-details {
    margin-bottom: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

.contact-item i {
    color: var(--primary-color);
    font-size: 1.25rem;
    width: 20px;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 45px;
    height: 45px;
    background: var(--bg-secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-3px);
}

.contact-form {
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: 12px;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--input-border);
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    font-family: inherit;
    background-color: var(--input-bg);
    color: var(--text-primary);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

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

/* Footer */
.footer {
    background: var(--bg-secondary);
    color: var(--text-primary);
    text-align: center;
    padding: 2rem 0;
}

/* Responsive Design */
@media (max-width: 768px) {
    .navbar {
        min-height: 80px;
        display: flex;
        align-items: center;
        padding: 0.5rem 0;
    }
    
    .hamburger {
        display: flex;
        align-self: center;
        margin-top: 0;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 80px;
        flex-direction: column;
        background-color: #1f2937; /* dark background */
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
        z-index: 999;
    }

    .nav-menu.active {
        left: 0;
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
        padding: 0 10px;
    }

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

    .hero-subtitle {
        font-size: 1.25rem;
    }

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

    .profile-image {
        width: 250px;
        height: 250px;
    }
    
    .profile-placeholder {
        width: 250px;
        height: 250px;
        font-size: 4rem;
    }

    .section-title {
        font-size: 2rem;
    }

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

        .skills-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
        padding: 0 1rem;
    }
    
    .skill-items {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .skill-item {
        padding: 1.25rem;
    }
    
    .skill-category h3 {
        font-size: 1.75rem;
        margin-bottom: 1.5rem;
    }

    .projects-grid {
        grid-template-columns: 1fr;
        align-items: stretch;
        justify-content: center;
        justify-items: center;
    }
    
    .project-tabs {
        gap: 0.5rem;
    }
    
    .tab-button {
        padding: 0.75rem 1.5rem;
        min-width: 140px;
        font-size: 0.9rem;
    }

    .others-tabs {
        gap: 0.5rem;
    }
    
    .others-tab-button {
        padding: 0.75rem 1.5rem;
        min-width: 140px;
        font-size: 0.9rem;
    }
    
    .category-title {
        font-size: 1.75rem;
    }
    


    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 200px;
        text-align: center;
    }
    .about,
    .skills,
    .projects,
    .others,
    .contact {
        padding-top: 120px;
    }
}

@media (max-width: 480px) {
    .navbar {
        min-height: 85px;
        padding: 0.75rem 0;
    }
    
    .nav-container {
        padding: 0 15px;
        min-height: 85px;
    }
    
    .hamburger {
        margin-top: 0;
    }
    
    .nav-logo {
        margin-top: 0;
    }
    
    .nav-logo a {
        font-size: 1.3rem;
    }
    
    .nav-logo .nav-desc {
        font-size: 0.8rem;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .profile-image {
        width: 200px;
        height: 200px;
    }
    
    .profile-placeholder {
        width: 200px;
        height: 200px;
        font-size: 3rem;
    }

    .section-title {
        font-size: 1.75rem;
    }
    
    .project-category {
        margin-bottom: 3rem;
    }
    
    .project-tabs {
        flex-direction: column;
        align-items: center;
    }
    
    .tab-button {
        width: 100%;
        max-width: 250px;
        justify-content: center;
    }

    .others-tabs {
        flex-direction: column;
        align-items: center;
    }
    
    .others-tab-button {
        width: 100%;
        max-width: 250px;
        justify-content: center;
    }
    
    .category-title {
        font-size: 1.5rem;
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
    }
    
    .category-title::after {
        left: 50%;
        transform: translateX(-50%);
    }

    .container {
        padding: 0 15px;
    }

    .about,
    .skills,
    .projects,
    .others,
    .contact {
        padding-top: 125px;
    }
}

/* Animation Classes */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Smooth scrolling for anchor links */
html {
    scroll-padding-top: 80px;
}

@media (max-width: 768px) {
    html {
        scroll-padding-top: 100px;
    }
}

@media (max-width: 480px) {
    html {
        scroll-padding-top: 105px;
    }
} 

.project-video-cover {
    position: relative;
    width: 100%;
    height: 300px;
    background: #000;
    overflow: hidden;
}
.project-video-thumbnail {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.video-overlay {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    background: rgba(0,0,0,0.35);
    transition: background 0.2s;
}
.video-overlay:hover {
    background: rgba(0,0,0,0.55);
}
.video-overlay i {
    font-size: 3rem;
    color: #fff;
} 

@media (max-width: 768px) {
    .nav-container {
        padding: 0 20px;
        width: 100%;
        max-width: 100%;
        min-height: 80px;
        align-items: center;
    }
    .hamburger {
        margin-right: 16px;
        margin-top: 0;
    }
    .skills-grid {
        justify-content: center !important;
        text-align: center !important;
        display: flex !important;
        flex-direction: column !important;
        align-items: center !important;
    }
    .skill-category {
        align-items: center !important;
        text-align: center !important;
    }
    .skill-items {
        justify-content: center !important;
        text-align: center !important;
        display: flex !important;
        flex-wrap: wrap !important;
        gap: 1rem !important;
    }
    .about,
    .skills,
    .projects,
    .others,
    .contact {
        padding-top: 120px;
    }
} 

/* Pagination System Styles */
.pagination-container {
    width: 100%;
    position: relative;
}

.pages-container {
    width: 100%;
    position: relative;
    min-height: 400px; /* Ensure consistent height */
    display: flex;
    align-items: stretch;
    justify-content: center;
}

.project-page {
    display: flex;
    gap: 2rem;
    justify-content: center;
    align-items: stretch;
    opacity: 1;
    transition: opacity 0.3s ease;
    width: 100%;
    min-height: 100%;
    margin: 0 auto;
}

.project-page .project-card {
    flex: 0 1 auto;
    max-width: 600px;
    min-width: 500px;
    height: auto;
    min-height: 400px;
    display: flex;
    flex-direction: column;
}

/* Responsive sizing for pagination cards on larger screens */
@media (min-width: 1200px) {
    .project-page .project-card {
        min-width: 600px;
        max-width: 700px;
        min-height: 450px;
    }
}

@media (min-width: 1400px) {
    .project-page .project-card {
        min-width: 700px;
        max-width: 800px;
        min-height: 500px;
    }
}

@media (min-width: 1600px) {
    .project-page .project-card {
        min-width: 800px;
        max-width: 900px;
        min-height: 550px;
    }
}

.project-page .project-card .project-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.project-page .project-card .project-content p {
    flex: 1;
    overflow: visible;
    text-overflow: unset;
    white-space: normal;
}

.project-page .project-card .project-links {
    margin-top: auto;
}

/* Navigation Controls */
.pagination-navigation {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
    padding: 1rem 0;
}

.nav-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
}

.nav-btn:hover:not(.disabled) {
    background: var(--gradient-start);
    transform: scale(1.1);
}

.nav-btn.disabled {
    background: var(--text-muted);
    cursor: not-allowed;
    opacity: 0.5;
}

.nav-btn.disabled:hover {
    transform: none;
}

/* Page Indicators */
.page-indicators {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.page-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 2px solid var(--primary-color);
    background: transparent;
    cursor: pointer;
    transition: all 0.3s ease;
}

.page-indicator:hover {
    background: var(--primary-color);
    transform: scale(1.2);
}

.page-indicator.active {
    background: var(--primary-color);
    transform: scale(1.2);
}

/* Page Counter */
.page-counter {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
    margin: 0 1rem;
}

.current-page {
    color: var(--primary-color);
    font-weight: 600;
}

/* Responsive Design for Pagination */
@media (max-width: 768px) {
    .project-page {
        flex-direction: column;
        align-items: center;
        gap: 1.5rem;
    }

    .project-page .project-card {
        max-width: 450px;
        min-width: 350px;
        height: auto;
        min-height: 400px;
        display: flex;
        flex-direction: column;
    }

    .pagination-navigation {
        flex-wrap: wrap;
        gap: 0.5rem;
    }

    .page-counter {
        order: -1;
        width: 100%;
        text-align: center;
        margin: 0 0 0.5rem 0;
    }

    .nav-btn {
        width: 36px;
        height: 36px;
        font-size: 0.9rem;
    }

    .page-indicator {
        width: 10px;
        height: 10px;
    }
}

@media (max-width: 480px) {
    .project-page {
        gap: 1rem;
    }

    .project-page .project-card {
        min-width: 300px;
        max-width: 400px;
        height: auto;
        min-height: 400px;
        display: flex;
        flex-direction: column;
    }

    .pagination-navigation {
        margin-top: 1.5rem;
    }

    .nav-btn {
        width: 32px;
        height: 32px;
        font-size: 0.8rem;
    }

    .page-indicator {
        width: 8px;
        height: 8px;
    }
}

/* Touch-friendly navigation for mobile */
@media (hover: none) and (pointer: coarse) {
    .nav-btn {
        min-width: 44px;
        min-height: 44px;
    }

    .page-indicator {
        min-width: 16px;
        min-height: 16px;
    }
}

/* Smooth transitions for page changes */
.project-page {
    animation: fadeIn 0.3s ease-in-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Hover effects for navigation */
.nav-btn:active:not(.disabled) {
    transform: scale(0.95);
}

.page-indicator:active {
    transform: scale(0.9);
}

/* Focus states for accessibility */
.nav-btn:focus,
.page-indicator:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Dark theme adjustments */
[data-theme="dark"] .page-indicator {
    border-color: var(--primary-color);
}

[data-theme="dark"] .page-counter {
    color: var(--text-secondary);
}

[data-theme="dark"] .nav-btn.disabled {
    background: var(--text-muted);
    border-color: var(--text-muted);
}

/* Force proper card sizing for all project cards regardless of container */
.project-card,
.pagination-container .project-card,
.project-page .project-card,
#vr-projects .project-card,
#ar-projects .project-card,
#mr-projects .project-card,
#game-dev-projects .project-card,
#3d-modeling-projects .project-card,
#animation-projects .project-card,
#audio-video-projects .project-card {
    display: flex !important;
    flex-direction: column !important;
    height: auto !important;
    min-height: 400px !important;
    width: 100% !important;
    max-width: 600px !important;
}

/* Responsive sizing for forced layout on larger screens */
@media (min-width: 1200px) {
    .project-card,
    .pagination-container .project-card,
    .project-page .project-card,
    #vr-projects .project-card,
    #ar-projects .project-card,
    #mr-projects .project-card,
    #game-dev-projects .project-card,
    #3d-modeling-projects .project-card,
    #animation-projects .project-card,
    #audio-video-projects .project-card {
        min-height: 450px !important;
        max-width: 700px !important;
    }
}

@media (min-width: 1400px) {
    .project-card,
    .pagination-container .project-card,
    .project-page .project-card,
    #vr-projects .project-card,
    #ar-projects .project-card,
    #mr-projects .project-card,
    #game-dev-projects .project-card,
    #3d-modeling-projects .project-card,
    #animation-projects .project-card,
    #audio-video-projects .project-card {
        min-height: 500px !important;
        max-width: 800px !important;
    }
}

@media (min-width: 1600px) {
    .project-card,
    .pagination-container .project-card,
    .project-page .project-card,
    #vr-projects .project-card,
    #ar-projects .project-card,
    #mr-projects .project-card,
    #game-dev-projects .project-card,
    #3d-modeling-projects .project-card,
    #animation-projects .project-card,
    #audio-video-projects .project-card {
        min-height: 550px !important;
        max-width: 900px !important;
    }
}

.project-card .project-content,
.pagination-container .project-card .project-content,
.project-page .project-card .project-content,
#vr-projects .project-card .project-content,
#ar-projects .project-card .project-content,
#mr-projects .project-card .project-content,
#game-dev-projects .project-card .project-content,
#3d-modeling-projects .project-card .project-content,
#animation-projects .project-card .project-content,
#audio-video-projects .project-card .project-content {
    flex: 1 !important;
    display: flex !important;
    flex-direction: column !important;
    justify-content: space-between !important;
}

.project-card .project-content p,
.pagination-container .project-card .project-content p,
.project-page .project-card .project-content p,
#vr-projects .project-card .project-content p,
#ar-projects .project-card .project-content p,
#mr-projects .project-card .project-content p,
#game-dev-projects .project-card .project-content p,
#3d-modeling-projects .project-card .project-content p,
#animation-projects .project-card .project-content p,
#audio-video-projects .project-card .project-content p {
    flex: 1 !important;
    overflow: visible !important;
    text-overflow: unset !important;
    white-space: normal !important;
}

.project-card .project-links,
.pagination-container .project-card .project-links,
.project-page .project-card .project-links,
#vr-projects .project-card .project-links,
#ar-projects .project-card .project-links,
#mr-projects .project-card .project-links,
#game-dev-projects .project-card .project-links,
#3d-modeling-projects .project-card .project-links,
#animation-projects .project-card .project-links,
#audio-video-projects .project-card .project-links {
    margin-top: auto !important;
}