/* CSS Custom Properties */
:root {
    /* Color Palette */
    --primary-blue: #3498db;
    --primary-red: #e74c3c;
    --primary-orange: #f39c12;
    --primary-purple: #9b59b6;
    --primary-green: #27ae60;
    --primary-cyan: #1abc9c;

    /* Light Theme */
    --bg-light: #f8f9fa;
    --text-light: #2c3e50;
    --card-light: #ffffff;
    --border-light: #e9ecef;

    /* Dark Theme */
    --bg-dark: #1a1a1a;
    --text-dark: #f8f9fa;
    --card-dark: #2d3748;
    --border-dark: #4a5568;

    /* Gradients */
    --gradient-hero: linear-gradient(135deg, #8e44ad, #3498db);
    --gradient-blue: linear-gradient(135deg, #3498db, #1abc9c);
    --gradient-red: linear-gradient(135deg, #e74c3c, #f39c12);
    --gradient-purple: linear-gradient(135deg, #9b59b6, #3498db);
    --gradient-green: linear-gradient(135deg, #27ae60, #1abc9c);
    --gradient-orange: linear-gradient(135deg, #f39c12, #f1c40f);
    --gradient-cyan: linear-gradient(135deg, #1abc9c, #27ae60);

    /* Animation Variables */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
    --transition-slow: 0.35s ease;
    --transition-very-slow: 0.5s ease;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-light);
    background-color: var(--bg-light);
    transition: color var(--transition-normal), background-color var(--transition-normal);
    overflow-x: hidden;
}

body.dark {
    color: var(--text-dark);
    background-color: var(--bg-dark);
}

html {
    scroll-behavior: smooth;
}

/* Enhanced Transitions for all interactive elements */
a, button, input, textarea {
    transition: all var(--transition-normal);
}

img {
    transition: transform var(--transition-normal), filter var(--transition-normal), opacity 0.5s ease;
}

/* Fix for image flicker */
.profile-photo, .education-image img, .project-image img {
    opacity: 0;
    transition: opacity 0.5s ease;
}


/* Hero Section */
.hero-section {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: white;
    background: var(--gradient-hero);
    background-size: 400% 400%;
    animation: gradientShift 10s ease infinite;
    position: relative;
    padding: 2rem;
    transition: background var(--transition-normal);
}

body.dark .hero-section {
    background: linear-gradient(135deg, #1a1a1a, #2d3748, #1a1a1a);
    color: var(--text-dark);
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.profile-container {
    margin-bottom: 2rem;
    animation: fadeInUp 1s ease-out;
}

.profile-photo-wrapper {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    padding: 8px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border: 4px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    position: relative;
    overflow: hidden;
    transform: translateY(20px);
}

.profile-photo-wrapper::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transform: rotate(45deg);
    transition: transform var(--transition-slow);
}

.profile-photo-wrapper:hover {
    transform: translateY(15px) scale(1.05) rotate(2deg);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.3);
}

.profile-photo-wrapper:hover::before {
    transform: rotate(45deg) translate(50%, 50%);
}

.profile-photo {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

.hero-section h1 {
    font-family: 'Georgia', serif;
    font-size: 4rem;
    margin-bottom: 1rem;
    font-weight: 400;
    text-transform: none;
    letter-spacing: 1px;
    background: linear-gradient(45deg, #fff, #3498db, #e74c3c, #f39c12, #fff);
    background-size: 400% 400%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    text-shadow: none;
    filter: drop-shadow(0 0 20px rgba(255, 255, 255, 0.3));
    animation: fadeInUp 1s ease-out 0.2s both,
               background-pan 8s linear infinite alternate;
}

.tagline {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    font-weight: 300;
    opacity: 0.9;
    animation: fadeInUp 1s ease-out 0.4s both;
}

.short-bio {
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto 2rem;
    opacity: 0.8;
    animation: fadeInUp 1s ease-out 0.6s both;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
    animation: fadeInUp 1s ease-out 0.8s both;
}

.btn {
    display: inline-flex;
    align-items: center;
    padding: 12px 24px;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: bold;
    text-transform: uppercase;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width var(--transition-normal), height var(--transition-normal);
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn i {
    margin-right: 8px;
    transition: transform var(--transition-normal);
}

.btn:hover i {
    transform: translateX(3px);
}

.btn-primary {
    background-color: white;
    color: var(--primary-blue);
}

.btn-primary:hover {
    background-color: var(--primary-green);
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

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

.btn-secondary:hover {
    background-color: white;
    color: var(--primary-blue);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.bounce {
    animation: bounce 1.5s infinite;
}

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

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

/* Theme Toggle */
.theme-toggle {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.5);
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    transition: all var(--transition-normal);
    backdrop-filter: blur(10px);
}

.theme-toggle:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1) rotate(180deg);
}

body.dark .theme-toggle {
    background: rgba(0, 0, 0, 0.3);
    border-color: rgba(255, 255, 255, 0.3);
}

/* NAVIGATION BAR CHANGES */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(15px);
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
    transition: all var(--transition-normal);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

body.dark .navbar {
    background: rgba(45, 55, 72, 0.95); /* Dark Slate Blue Color */
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
}

.nav-list {
    display: flex;
    list-style: none;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.nav-link {
    color: var(--text-light);
    text-decoration: none;
    font-weight: 600;
    position: relative;
    transition: color var(--transition-normal), opacity var(--transition-normal);
    padding: 0.5rem 0;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

body.dark .nav-link {
    color: var(--text-dark);
    opacity: 1;
}

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

body.dark .nav-link:hover {
    color: var(--primary-green);
    opacity: 1;
}

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

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

.nav-link::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-blue), var(--primary-green));
    transition: width var(--transition-normal);
    border-radius: 2px;
}

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

.nav-theme-toggle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--card-light);
    border: none;
    color: var(--primary-blue);
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

body.dark .nav-theme-toggle {
    background: var(--card-dark);
    color: var(--primary-green);
}

.nav-theme-toggle:hover {
    transform: scale(1.1) rotate(180deg);
}

/* Main Content */
.main-content {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 2rem 2rem;
}

/* Sections */
.section {
    background: var(--card-light);
    padding: 3rem;
    margin-bottom: 2rem;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border-left: 5px solid;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transform: rotate(45deg);
    transition: transform var(--transition-slow);
    opacity: 0;
}

.section:hover::before {
    opacity: 1;
    transform: rotate(45deg) translate(50%, 50%);
}

body.dark .section {
    background: var(--card-dark);
}

.section:hover {
    transform: translateY(-5px) scale(1.01);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
}

.section-blue { border-color: var(--primary-blue); }
.section-red { border-color: var(--primary-red); }
.section-orange { border-color: var(--primary-orange); }
.section-purple { border-color: var(--primary-purple); }
.section-green { border-color: var(--primary-green); }
.section-cyan { border-color: var(--primary-cyan); }

.section h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: var(--primary-blue);
    transition: color var(--transition-normal);
}

.section-red h2 { color: var(--primary-red); }
.section-orange h2 { color: var(--primary-orange); }
.section-purple h2 { color: var(--primary-purple); }
.section-green h2 { color: var(--primary-green); }
.section-cyan h2 { color: var(--primary-cyan); }

body.dark .section h2 {
    color: var(--primary-green);
}

.section h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--primary-blue);
    transition: color var(--transition-normal);
}

body.dark .section h3 {
    color: var(--primary-green);
}

/* Fade In Animation */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity var(--transition-very-slow), transform var(--transition-very-slow);
}

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

/* EDUCATION SECTION CHANGES */
.education-item {
    display: flex;
    align-items: center;
    gap: 2rem;
    margin-bottom: 2rem;
    padding: 2rem;
    background: var(--bg-light);
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    border-left: 4px solid var(--border-light);
}

body:not(.dark) .education-item:hover {
    border-left-color: var(--primary-red);
    background-color: #fff;
}

.education-item::before {
    content: '';
    position: absolute;
    left: -100%;
    top: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 0, 0, 0.03), transparent);
    transition: left var(--transition-slow);
}

.education-item:hover::before {
    left: 100%;
}

body.dark .education-item {
    background: var(--bg-dark);
    border-left-color: var(--border-dark);
}

.education-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.education-image {
    width: 150px;
    height: 150px;
    border-radius: 10px;
    overflow: hidden;
    border: 2px solid var(--primary-red);
    flex-shrink: 0;
    transition: transform var(--transition-normal);
}

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

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

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

.education-details h3 {
    color: var(--primary-red);
    margin-bottom: 0.5rem;
    transition: color var(--transition-normal);
}

.college-desc {
    font-size: 0.9rem;
    opacity: 0.8;
    margin-top: 0.75rem;
    line-height: 1.5;
}

body.dark .education-details h3 {
    color: var(--primary-green);
}

/* EXPERIENCE SECTION CHANGES */
.experience-item {
    padding: 1.5rem;
    background: var(--bg-light);
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: all var(--transition-normal);
    border-left: 4px solid var(--border-light);
}

body:not(.dark) .experience-item:hover {
    border-left-color: var(--primary-orange);
}

body.dark .experience-item {
    background: var(--bg-dark);
    border-left-color: var(--border-dark);
}

.experience-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.experience-item h3 {
    color: var(--primary-orange);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    transition: color var(--transition-normal);
}

body.dark .experience-item h3 {
    color: var(--primary-green);
}

.company {
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.period {
    color: #666;
    margin-bottom: 1rem;
    transition: color var(--transition-normal);
}

body.dark .period {
    color: #ccc;
}

.experience-item ul {
    list-style: none;
}

.experience-item li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.5rem;
    transition: transform var(--transition-normal);
}

.experience-item li:hover {
    transform: translateX(5px);
}

.experience-item li::before {
    content: '•';
    color: var(--primary-green);
    font-size: 1.2rem;
    position: absolute;
    left: 0;
    transition: color var(--transition-normal);
}

/* Projects Section */
.project-item {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1.5rem;
    background: var(--bg-light);
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    margin-bottom: 2rem;
    transition: all var(--transition-normal);
    border-left: 4px solid var(--border-light);
}

body:not(.dark) .project-item:hover {
    border-left-color: var(--primary-purple);
    background-color: #fff;
}

body.dark .project-item {
    background: var(--bg-dark);
    border-left-color: var(--border-dark);
}

.project-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.project-image {
    width: 130px;
    height: 130px;
    border-radius: 10px;
    overflow: hidden;
    border: 2px solid var(--primary-purple);
    flex-shrink: 0;
    transition: transform var(--transition-normal);
}

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

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

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

.project-details {
    flex: 1;
}

.project-details h3 {
    color: var(--primary-purple);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    transition: color var(--transition-normal);
}

body.dark .project-details h3 {
    color: var(--primary-green);
}

.tech {
    color: var(--primary-cyan);
    margin-bottom: 1rem;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color var(--transition-normal);
}

.project-link {
    display: inline-flex;
    align-items: center;
    padding: 0.5rem 1rem;
    background: var(--primary-purple);
    color: white;
    text-decoration: none;
    border-radius: 25px;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    margin-top: 1rem;
}

.project-link::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 var(--transition-slow);
}

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

.project-link:hover {
    background: var(--primary-blue);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.project-link i {
    margin-right: 0.5rem;
    transition: transform var(--transition-normal);
}

.project-link:hover i {
    transform: scale(1.2);
}

/* --- CERTIFICATIONS SECTION CHANGES --- */
.cert-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.cert-category {
    background: var(--bg-light);
    border-radius: 15px;
    padding: 0; /* REMOVED padding */
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    border: 1px solid var(--border-light);
    transition: all var(--transition-normal);
    overflow: hidden; /* ADDED overflow hidden */
}

.cert-category-image {
    width: 100%;
    height: 160px;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

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

.cert-category-content {
    padding: 1.5rem; /* ADDED padding to content area */
}

body.dark .cert-category {
    background: var(--bg-dark);
    border-color: var(--border-dark);
}

.cert-category:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.cert-category-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
    cursor: pointer;
}

.cert-category-title {
    color: var(--primary-cyan);
    font-size: 1.3rem;
    font-weight: 600;
    transition: color var(--transition-normal);
}

body.dark .cert-category-title {
    color: var(--primary-green);
}

.cert-toggle-btn {
    background: var(--primary-cyan);
    color: white;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

body.dark .cert-toggle-btn {
    background: var(--primary-green);
}

.cert-toggle-btn:hover {
    transform: scale(1.2) rotate(10deg);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.cert-toggle-btn.active {
    transform: scale(1.1);
    background: var(--primary-purple);
}

body.dark .cert-toggle-btn.active {
    background: var(--primary-orange);
}

.cert-list {
    display: none;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1rem;
}

.cert-list.active {
    display: flex;
}

.cert-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--card-light);
    border-radius: 10px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
    transition: all var(--transition-normal);
    border-left: 4px solid var(--primary-cyan);
}

body.dark .cert-item {
    background: var(--card-dark);
    border-left-color: var(--primary-green);
}

.cert-item:hover {
    transform: translateX(10px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.cert-item i {
    color: var(--primary-cyan);
    font-size: 1.5rem;
    transition: transform var(--transition-normal);
}

body.dark .cert-item i {
    color: var(--primary-green);
}

.cert-item:hover i {
    transform: scale(1.2) rotate(5deg);
}

.cert-upload-area {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 80px;
    border: 2px dashed var(--primary-cyan);
    border-radius: 8px;
    cursor: pointer;
    transition: all var(--transition-normal);
    margin-top: 1rem;
}

body.dark .cert-upload-area {
    border-color: var(--primary-green);
}

.cert-upload-area:hover {
    background: rgba(26, 188, 156, 0.1);
}

.cert-upload-area i {
    font-size: 2rem;
    color: var(--primary-cyan);
    margin-bottom: 0.5rem;
}

body.dark .cert-upload-area i {
    color: var(--primary-green);
}

.cert-upload-area span {
    color: var(--primary-cyan);
    font-size: 0.9rem;
}

body.dark .cert-upload-area span {
    color: var(--primary-green);
}

/* Skills Section */
.skills-container {
    margin-bottom: 2rem;
}

.skill-bar-container {
    margin-bottom: 1rem;
    transition: transform var(--transition-normal);
}

.skill-bar-container:hover {
    transform: translateX(5px);
}

.skill-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.skill-name {
    font-weight: 600;
    transition: color var(--transition-normal);
}

.skill-percentage {
    font-weight: bold;
    color: var(--primary-blue);
    transition: color var(--transition-normal);
}

body.dark .skill-percentage {
    color: var(--primary-green);
}

.skill-bar-bg {
    width: 100%;
    height: 12px;
    background: var(--border-light);
    border-radius: 10px;
    overflow: hidden;
    transition: height var(--transition-normal);
}

body.dark .skill-bar-bg {
    background: var(--border-dark);
}

.skill-bar-container:hover .skill-bar-bg {
    height: 16px;
}

.skill-bar {
    height: 100%;
    width: 0%;
    border-radius: 10px;
    transition: width 1s ease-out;
    position: relative;
    overflow: hidden;
}

.skill-bar::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: skillShine 2s infinite;
}

@keyframes skillShine {
    0% { left: -100%; }
    50% { left: 100%; }
    100% { left: 100%; }
}

.blue-gradient { background: var(--gradient-blue); }
.red-gradient { background: var(--gradient-red); }
.purple-gradient { background: var(--gradient-purple); }
.green-gradient { background: var(--gradient-green); }
.orange-gradient { background: var(--gradient-orange); }
.cyan-gradient { background: var(--gradient-cyan); }

/* Soft Skills */
.soft-skills {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.soft-skill {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    background: var(--bg-light);
    border-radius: 10px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
    text-align: center;
    transition: all var(--transition-normal);
    cursor: pointer;
}

body.dark .soft-skill {
    background: var(--bg-dark);
}

.soft-skill:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    color: var(--primary-blue);
}

body:not(.dark) .soft-skill:hover {
    background-color: var(--primary-blue);
    color: white;
}

body:not(.dark) .soft-skill:hover i {
    color: white;
}


.soft-skill i {
    color: var(--primary-blue);
    font-size: 1.2rem;
    transition: all var(--transition-normal);
}

body.dark .soft-skill i {
    color: var(--primary-green);
}

.soft-skill:hover i {
    transform: scale(1.3) rotate(10deg);
}

/* Enhanced Hobbies Section */
.hobbies-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.hobby-item {
    background: var(--card-light);
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    transition: all var(--transition-normal);
    overflow: hidden;
    border: 1px solid var(--border-light);
    position: relative;
    cursor: pointer;
}

body.dark .hobby-item {
    background: var(--card-dark);
    border-color: var(--border-dark);
}

.hobby-item:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.hobby-item::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 var(--transition-slow);
    z-index: 1;
}

.hobby-item:hover::before {
    left: 100%;
}

.hobby-image {
    width: 100%;
    height: 180px;
    position: relative;
    overflow: hidden;
}

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

.hobby-item:hover .hobby-image img {
    transform: scale(1.05);
}

.hobby-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(39, 174, 96, 0.6), rgba(26, 188, 156, 0.6));
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.hobby-item:hover .hobby-overlay {
    opacity: 1;
}

.hobby-overlay i {
    font-size: 2.5rem;
    color: white;
    transition: transform var(--transition-normal);
}

.hobby-item:hover .hobby-overlay i {
    transform: scale(1.1);
}

.hobby-content {
    padding: 1.25rem;
    text-align: center;
}

.hobby-content h4 {
    color: var(--primary-green);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
    font-weight: 600;
    transition: color var(--transition-normal);
}

.hobby-content p {
    color: var(--text-light);
    font-size: 0.9rem;
    opacity: 0.8;
    transition: color var(--transition-normal);
}

body.dark .hobby-content p {
    color: var(--text-dark);
}

/* Contact Section */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
    max-width: 800px;
    margin: 0 auto;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    padding: 0.5rem;
    border-radius: 6px;
    transition: all var(--transition-normal);
}

.contact-icon {
    width: 30px;
    height: 30px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 0.8rem;
    transition: transform var(--transition-normal);
}

.social-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.5rem;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.3rem;
    padding: 0.5rem;
    border-radius: 6px;
    text-decoration: none;
    transition: all var(--transition-normal);
    color: white;
    font-weight: 500;
    font-size: 0.8rem;
}
.contact-info,
.social-links {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    border: 1px solid var(--border-light);
    transition: all var(--transition-normal);
}

body.dark .contact-info,
body.dark .social-links {
    background: var(--bg-dark);
    border-color: var(--border-dark);
}

.contact-info:hover,
.social-links:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
}

.contact-info h3,
.social-links h3 {
    margin-bottom: 1.5rem;
    color: var(--primary-blue);
    font-size: 1.3rem;
    font-weight: 600;
    text-align: center;
    transition: color var(--transition-normal);
}

body.dark .contact-info h3,
body.dark .social-links h3 {
    color: var(--primary-green);
}

.contact-info p {
    text-align: center;
    margin-bottom: 1.5rem;
    color: var(--text-light);
    opacity: 0.8;
}

body.dark .contact-info p {
    color: var(--text-dark);
}



.contact-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1rem;
    transition: transform var(--transition-normal);
}

.contact-item:hover .contact-icon {
    transform: scale(1.05);
}

.blue-bg { background: var(--primary-blue); }
.red-bg { background: var(--primary-red); }
.orange-bg { background: var(--primary-orange); }

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

.contact-label {
    font-weight: 600;
    color: var(--text-light);
    margin-bottom: 0.2rem;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: color var(--transition-normal);
}

body.dark .contact-label {
    color: var(--text-dark);
}

.contact-details a,
.contact-details span {
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-normal);
}

.contact-details a:hover {
    color: var(--primary-green);
}

/* Social Links */

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem;
    border-radius: 8px;
    text-decoration: none;
    transition: all var(--transition-normal);
    color: white;
    font-weight: 500;
    font-size: 0.9rem;
}

.social-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.15);
}

.linkedin { background: #0077b5; }
.github { background: #333; }
.instagram { background: linear-gradient(45deg, #f09433, #e6683c); }
.email { background: var(--primary-blue); }

.social-link i {
    font-size: 1.1rem;
    transition: transform var(--transition-normal);
}

.social-link:hover i {
    transform: scale(1.1);
}

/* Photo Gallery for Hobbies */
.hobby-gallery {
    display: none;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
    padding: 1rem;
    background: var(--bg-light);
    border-radius: 10px;
    border: 2px dashed var(--primary-green);
}

body.dark .hobby-gallery {
    background: var(--bg-dark);
}

.hobby-gallery.active {
    display: grid;
}

.hobby-photo {
    width: 100%;
    height: 120px;
    object-fit: cover;
    border-radius: 8px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
    transition: transform var(--transition-normal);
}

.hobby-photo:hover {
    transform: scale(1.05);
}

.upload-area {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 120px;
    border: 2px dashed var(--primary-green);
    border-radius: 8px;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.upload-area:hover {
    background: rgba(39, 174, 96, 0.1);
}

.upload-area i {
    font-size: 2rem;
    color: var(--primary-green);
    margin-bottom: 0.5rem;
}

.upload-area span {
    color: var(--primary-green);
    font-size: 0.9rem;
}

/* Gallery Modal */
.gallery-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    z-index: 10000;
    display: none;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.gallery-modal.active {
    display: flex;
    opacity: 1;
}

.gallery-content {
    max-width: 90%;
    max-height: 90%;
    background: var(--card-light);
    border-radius: 20px;
    padding: 2rem;
    overflow-y: auto;
    position: relative;
    transform: scale(0.8);
    transition: transform var(--transition-normal);
}

body.dark .gallery-content {
    background: var(--card-dark);
}

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

.gallery-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--primary-red);
    color: white;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.2rem;
    transition: all var(--transition-normal);
}

.gallery-close:hover {
    transform: scale(1.1) rotate(90deg);
    background: var(--primary-orange);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-top: 2rem;
}

.gallery-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 10px;
    cursor: pointer;
    transition: transform var(--transition-normal);
}

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

/* Floating Contact Icons */
.floating-contact {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.floating-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transition: all var(--transition-normal);
    font-size: 1.2rem;
}

.floating-icon:hover {
    transform: scale(1.1) translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.floating-email { background: var(--primary-blue); }
.floating-linkedin { background: #0077b5; }
.floating-github { background: #333; }
.floating-phone { background: var(--primary-green); }

/* Responsive Design */
@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 2.5rem;
    }

    .tagline {
        font-size: 1.2rem;
    }

    .section {
        padding: 2rem;
    }

    .education-item, .project-item {
        flex-direction: column;
        text-align: center;
    }

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

    .social-grid {
        grid-template-columns: 1fr;
    }

    .nav-list {
        gap: 1rem;
    }

    .main-content {
        padding: 0 1rem;
    }

    .hobbies-grid {
        grid-template-columns: 1fr;
    }

    .photo-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 250px;
        justify-content: center;
    }

    .profile-photo-wrapper {
        width: 150px;
        height: 150px;
    }

    .hero-section h1 {
        font-size: 2rem;
    }

    .section h2 {
        font-size: 2rem;
    }

    .hobby-image {
        height: 150px;
    }

    .floating-contact {
        bottom: 10px;
        right: 10px;
        gap: 8px;
    }

    .floating-icon {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
}

/* Enhanced Scroll animations */
@media (prefers-reduced-motion: no-preference) {
    .section {
        animation: slideInFromBottom 0.8s ease-out both;
        animation-play-state: paused;
    }

    #about.section {
        animation-play-state: running;
    }
    
    .fade-in.active {
        animation-play-state: running;
    }
    
    .section.active .education-item,
    .section.active .project-item,
    .section.active .hobby-item {
        opacity: 0;
        animation-fill-mode: both;
        animation-duration: 0.7s;
        animation-timing-function: ease-out;
    }

    .section.active .education-item:nth-child(odd),
    .section.active .project-item:nth-child(odd) {
        animation-name: slideInFromLeft;
    }

    .section.active .education-item:nth-child(even),
    .section.active .project-item:nth-child(even) {
        animation-name: slideInFromRight;
    }
    
    .section.active .soft-skill {
        opacity: 0;
        animation: bounceIn 0.6s ease-out both;
    }
    
    .section.active .hobby-item {
        animation-name: bounceIn;
    }

    .education-item:nth-child(1), .project-item:nth-child(1), .hobby-item:nth-child(1) { animation-delay: 0.2s; }
    .education-item:nth-child(2), .project-item:nth-child(2), .hobby-item:nth-child(2) { animation-delay: 0.3s; }
    .education-item:nth-child(3), .project-item:nth-child(3), .hobby-item:nth-child(3) { animation-delay: 0.4s; }
    .project-item:nth-child(4), .hobby-item:nth-child(4) { animation-delay: 0.5s; }

    .soft-skill:nth-child(1) { animation-delay: 0.1s; }
    .soft-skill:nth-child(2) { animation-delay: 0.15s; }
    .soft-skill:nth-child(3) { animation-delay: 0.2s; }
    .soft-skill:nth-child(4) { animation-delay: 0.25s; }
    .soft-skill:nth-child(5) { animation-delay: 0.3s; }
    .soft-skill:nth-child(6) { animation-delay: 0.35s; }
}

@keyframes slideInFromBottom {
    from {
        opacity: 0;
        transform: translateY(50px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes slideInFromLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInFromRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes rotateIn {
    from {
        opacity: 0;
        transform: rotate(-180deg) scale(0.5);
    }
    to {
        opacity: 1;
        transform: rotate(0deg) scale(1);
    }
}

@keyframes bounceIn {
    0% {
        opacity: 0;
        transform: scale(0.3);
    }
    50% {
        opacity: 1;
        transform: scale(1.05);
    }
    70% {
        transform: scale(0.9);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.pulse-animation {
    animation: pulse 2s ease-in-out infinite;
}

@keyframes glow {
    0%, 100% { box-shadow: 0 0 5px rgba(52, 152, 219, 0.5); }
    50% { box-shadow: 0 0 20px rgba(52, 152, 219, 0.8), 0 0 30px rgba(52, 152, 219, 0.6); }
}

.glow-animation {
    animation: glow 2s ease-in-out infinite;
}

@keyframes background-pan {
    0% {
        background-position: 0% 50%;
    }
    100% {
        background-position: 100% 50%;
    }
}