* {
    margin: 0;
    padding: 0;
    font-family: 'Poppins', sans-serif;
    box-sizing: border-box;
}

:root {
    --primary-color: #ff004f;
    --secondary-color: #00c8ff;
    --dark-bg: #121212;
    --dark-text: #fff;
    --light-bg: #f5f5f7;
    --light-text: #333;
    --section-padding: 80px 0;
    --transition: all 0.3s ease;
    --box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    --card-bg: #ffffff;
    --card-hover: linear-gradient(135deg, #ff004f, #8000ff);
    --section-bg: #0a0a0a;
    --border-radius: 12px;
    --card-header-bg: #f9f9f9;
    --code-bg: #f5f5f5;
    --tag-bg: #f0f0f0;
    --tag-text: #666;
    --input-bg: #ffffff;
    --border-color: #eaeaea;
    --accent-color-light: rgba(255, 64, 88, 0.1);
    --accent-color-dark: #e62e4c;
    
    /* Challenge section variables */
    --leetcode-color: #f89f1b;
    --hackerrank-color: #2ec866;
    --codechef-color: #5b4638;
    --easy-color: #00b8a3;
    --medium-color: #ffc01e;
    --hard-color: #ef4743;
    --challenge-card-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    --challenge-text-primary: #333;
    --challenge-text-secondary: #666;
    --challenge-link-color: #ff004f;
    --challenge-link-hover: #e60046;
    --challenge-border: #f0f0f0;
    
    /* Blog section variables */
    --blog-card-shadow: 0 10px 20px rgba(0, 0, 0, 0.08);
    --blog-date-bg: var(--primary-color);
    --blog-date-text: #fff;
    --blog-text-primary: #333;
    --blog-text-secondary: #666;
    --blog-border: #f0f0f0;
    --blog-accent: var(--primary-color);
}

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

body {
    background: var(--dark-bg);
    color: var(--dark-text);
    transition: var(--transition);
    overflow-x: hidden;
    --bg-color: var(--dark-bg);
    --text-color: var(--dark-text);
    --card-bg: #2a2a2a;
    --card-header-bg: #333;
    --code-bg: #222;
    --tag-bg: #3a3a3a;
    --tag-text: #ccc;
    --input-bg: #333;
    --border-color: #444;
    --accent-color-light: rgba(255, 64, 88, 0.2);
    
    /* Challenge dark mode overrides */
    --challenge-card-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
    --challenge-text-primary: #f0f0f0;
    --challenge-text-secondary: #c0c0c0;
    --challenge-link-color: #ff3370;
    --challenge-link-hover: #ff5286;
    --challenge-border: #444;
    
    /* Blog dark mode overrides */
    --blog-card-shadow: 0 10px 25px rgba(0, 0, 0, 0.25);
    --blog-text-primary: #f0f0f0;
    --blog-text-secondary: #c0c0c0;
    --blog-border: #444;
    position: relative;
}

/* Add dot pattern to the default dark theme */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(rgba(255, 255, 255, 0.03) 2px, transparent 2px),
        radial-gradient(rgba(255, 255, 255, 0.02) 2px, transparent 2px);
    background-size: 30px 30px, 60px 60px;
    background-position: 0 0, 15px 15px;
    pointer-events: none;
    z-index: 0;
}

body.dark-mode {
    /* Dark mode is now the default, no need to change anything */
}

body:not(.dark-mode) {
    background: var(--light-bg);
    color: var(--light-text);
}

#element {
    color: var(--primary-color);
    font-size: 3rem;
    font-weight: 600;
    margin-top: 10px;
}

#header {
    width: 100%;
    height: 100vh;
    background: var(--bg-color);
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    position: relative;
    overflow: hidden;
    padding-top: 30px;
}

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

body:not(.dark-mode) #header {
    background: linear-gradient(45deg, #f5f7fa, #c3cfe2, #bdc2e8, #e6dee9);
    background-size: 400% 400%;
    animation: gradientBG 15s ease infinite;
}

#header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 25% 25%, rgba(255,0,79,0.15) 0%, rgba(0,0,0,0) 50%);
}

.container {
    padding: 10px 10%;
    max-width: 1400px;
    margin: 0 auto;
}

nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    padding: 15px 30px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 16px;
    margin: 10px 20px;
    position: sticky;
    top: 10px;
    z-index: 1000;
    background: rgba(18, 18, 18, 0.8);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

body:not(.dark-mode) nav {
    background: rgba(245, 245, 247, 0.8);
    border: 1px solid rgba(0, 0, 0, 0.1);
}

nav:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.logo {
    width: 140px;
    transition: var(--transition);
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.2));
}

.logo:hover {
    transform: scale(1.05) rotate(-2deg);
}

nav ul {
    display: flex;
    padding: 0;
    margin: 0;
    gap: 10px;
}

nav ul li {
    list-style: none;
    position: relative;
}

nav ul li a {
    color: var(--dark-text);
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 8px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

body:not(.dark-mode) nav ul li a {
    color: var(--light-text);
}

nav ul li a::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-color);
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.3s ease;
    z-index: -1;
    border-radius: 8px;
}

nav ul li a:hover {
    color: #fff;
    transform: translateY(-2px);
}

nav ul li a:hover::before {
    opacity: 1;
    transform: scale(1);
}

.nav-icons {
    display: flex;
    gap: 20px;
    align-items: center;
}

.nav-icons i {
    font-size: 1.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
    padding: 8px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.1);
}

.nav-icons i.fa-bars {
    display: none; /* Hide menu icon by default on large screens */
}

.nav-icons i:hover {
    color: var(--primary-color);
    transform: translateY(-2px) rotate(15deg);
    background: rgba(255, 255, 255, 0.2);
}

@media only screen and (max-width: 768px) {
    nav {
        padding: 10px 20px;
        margin: 10px;
    }

    nav ul {
        position: fixed;
        top: 0;
        right: -300px;
        width: 300px;
        height: 100vh;
        background: var(--dark-bg);
        flex-direction: column;
        padding: 80px 40px;
        transition: 0.5s;
        z-index: 999;
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.2);
    }

    body:not(.dark-mode) nav ul {
        background: var(--light-bg);
    }

    nav ul.active {
        right: 0;
    }

    nav ul li {
        margin: 15px 0;
    }

    nav ul li a {
        display: block;
        font-size: 1.2rem;
    }

    .nav-icons i.fa-times {
        position: absolute;
        top: 30px;
        right: 30px;
        font-size: 1.8rem;
        display: block; /* Ensure times icon is visible on small screens */
    }
    
    .nav-icons i.fa-bars {
        display: block; /* Show menu icon on small screens */
    }
}

/* Hide the close menu icon on larger screens */
@media only screen and (min-width: 769px) {
    #sidemenu .fa-times {
        display: none;
    }
}

#particles-js {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 1;
}

#header .container {
    position: relative;
    z-index: 10;
    height: 85%;
    display: flex;
    flex-direction: column;
}

.header-text {
    margin-top: 8%;
    font-size: 1.8rem;
    animation: fadeIn 1s ease-in;
    position: relative;
    backdrop-filter: blur(5px);
    padding: 25px;
    border-radius: 20px;
    background: rgba(0, 0, 0, 0.2);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.1);
    max-width: 100%;
    width: 100%;
}

body:not(.dark-mode) .header-text {
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.header-text::after {
    content: '';
    position: absolute;
    bottom: -20px;
    left: 0;
    width: 80px;
    height: 4px;
    background: var(--primary-color);
    border-radius: 4px;
}

.header-text h1 {
    font-size: 3.5rem;
    margin-top: 15px;
    line-height: 1.2;
    text-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradient-shift 8s ease infinite;
    background-size: 200% 100%;
}

body:not(.dark-mode) .header-text h1 {
    text-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

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

.header-text p {
    letter-spacing: 3px;
    text-transform: uppercase;
    font-weight: 500;
    padding: 5px 10px;
    border-radius: 4px;
    background: rgba(var(--primary-color-rgb), 0.2);
    display: inline-block;
    margin-bottom: 20px;
}

.header-text span#element {
    display: block;
    min-height: 60px;
    height: auto;
    font-weight: 700;
    text-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    position: relative;
    margin-bottom: 15px;
}

.header-text span#element::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 10px;
    width: 100%;
    height: 3px;
    background: rgba(var(--primary-color-rgb), 0.3);
    border-radius: 3px;
}

.header-nav-buttons {
    display: none; /* Hide the redundant buttons */
}

.header-buttons {
    margin-top: 20px;
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    animation: fadeIn 1s ease-in;
    animation-delay: 0.5s;
    animation-fill-mode: both;
}

.header-buttons .btn {
    margin-top: 0;
    padding: 12px 20px;
    font-weight: 600;
    letter-spacing: 0.5px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 1rem;
    backdrop-filter: blur(5px);
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid var(--primary-color);
    transform: perspective(1000px) rotateX(0deg);
    transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.header-buttons .btn:hover {
    transform: perspective(1000px) rotateX(5deg) translateY(-5px);
    box-shadow: 0 15px 30px rgba(var(--primary-color-rgb), 0.4);
}

.header-buttons .btn i {
    font-size: 1.2rem;
    transition: all 0.4s ease;
}

.header-buttons .btn:hover i {
    transform: translateX(5px) scale(1.2);
}

.header-buttons .btn-outline {
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

.header-buttons .btn-outline:hover {
    color: #fff;
}

/* Add a decorative element */
.header-decorative-circle {
    position: absolute;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(var(--primary-color-rgb), 0.1), transparent 70%);
    border-radius: 50%;
    z-index: 1;
    opacity: 0.7;
}

.header-decorative-circle:nth-child(1) {
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.header-decorative-circle:nth-child(2) {
    top: 15%;
    right: 10%;
    width: 250px;
    height: 250px;
    animation-delay: 2s;
}

.header-decorative-circle:nth-child(3) {
    bottom: 15%;
    left: 20%;
    width: 200px;
    height: 200px;
    animation-delay: 4s;
}

/* ------about-------- */

#about {
    padding: var(--section-padding);
    background: var(--section-bg);
    position: relative;
    background-image: 
        radial-gradient(circle at 25% 25%, rgba(255, 0, 79, 0.05) 5%, transparent 8%),
        radial-gradient(circle at 75% 75%, rgba(255, 0, 79, 0.05) 5%, transparent 8%),
        radial-gradient(circle at 100% 10%, rgba(0, 200, 255, 0.05) 8%, transparent 12%);
    background-size: 60px 60px, 100px 100px, 200px 200px;
    background-position: 0 0, 30px 30px, -50px 50px;
}

body:not(.dark-mode) #about {
    background: var(--light-bg);
    color: var(--light-text);
    background-image: 
        radial-gradient(circle at 25% 25%, rgba(255, 0, 79, 0.05) 5%, transparent 8%),
        radial-gradient(circle at 75% 75%, rgba(255, 0, 79, 0.05) 5%, transparent 8%),
        radial-gradient(circle at 100% 10%, rgba(0, 200, 255, 0.05) 8%, transparent 12%);
    background-size: 60px 60px, 100px 100px, 200px 200px;
    background-position: 0 0, 30px 30px, -50px 50px;
}

/* Remove the duplicate pattern from the About section since we now have it globally */
#about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100px;
    background: linear-gradient(to bottom, var(--dark-bg), transparent);
    z-index: 1;
    background-image: none; /* Remove the dot pattern */
}

body:not(.dark-mode) #about::before {
    background: linear-gradient(to bottom, var(--light-bg), transparent);
    background-image: none; /* Remove the dot pattern */
}

.row {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    align-items: center;
    gap: 40px;
}

.about-col-1 {
    flex-basis: 35%;
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
    transform: perspective(1000px) rotateY(-5deg);
    transition: transform 0.8s ease;
}

.about-col-1::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 0, 79, 0.4), rgba(0, 0, 0, 0));
    z-index: 1;
    opacity: 0;
    transition: var(--transition);
}

.about-col-1:hover {
    transform: perspective(1000px) rotateY(0deg);
}

.about-col-1:hover::before {
    opacity: 1;
}

.about-col-1 img {
    width: 100%;
    border-radius: var(--border-radius);
    transition: transform 0.5s ease;
    box-shadow: var(--box-shadow);
    filter: contrast(1.1);
}

.about-col-1:hover img {
    transform: scale(1.05);
}

.about-col-2 {
    flex-basis: 60%;
    position: relative;
    padding: 30px;
    background: rgba(30, 30, 30, 0.4);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
    transition: var(--transition);
}

body:not(.dark-mode) .about-col-2 {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.about-col-2:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.sub-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--dark-text);
    margin-bottom: 20px;
    position: relative;
    display: inline-block;
}

body:not(.dark-mode) .sub-title {
    color: var(--light-text);
}

.sub-title::after {
    content: '';
    position: absolute;
    height: 5px;
    width: 50px;
    background: var(--primary-color);
    bottom: -10px;
    left: 0;
    border-radius: 5px;
}

.about-col-2 p {
    margin-bottom: 30px;
    line-height: 1.8;
    font-size: 1.05rem;
    text-align: justify;
}

.tab-title {
    display: flex;
    margin: 30px 0 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 15px;
}

body:not(.dark-mode) .tab-title {
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.tab-links {
    margin-right: 50px;
    font-size: 1.2rem;
    font-weight: 500;
    cursor: pointer;
    position: relative;
    padding-bottom: 5px;
    transition: var(--transition);
}

.tab-links:hover {
    color: var(--primary-color);
}

.tab-links::after {
    content: '';
    width: 0;
    height: 3px;
    background: var(--primary-color);
    position: absolute;
    left: 0;
    bottom: -15px;
    transition: var(--transition);
    border-radius: 5px;
}

.tab-links.active-link {
    color: var(--primary-color);
}

.tab-links.active-link::after {
    width: 100%;
}

.tab-contents {
    display: none;
    animation: fadeIn 0.5s ease;
}

.tab-contents.active-tab {
    display: block;
}

.tab-contents ul li {
    list-style: none;
    margin: 25px 0;
    padding-left: 20px;
    position: relative;
    transition: var(--transition);
}

.tab-contents ul li::before {
    content: '▹';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-size: 1.2rem;
}

.tab-contents ul li:hover {
    transform: translateX(10px);
}

.tab-contents ul li span {
    color: var(--primary-color);
    font-size: 1.1rem;
    font-weight: 600;
    display: block;
    margin-bottom: 10px;
}

.tab-contents ul li a {
    color: var(--secondary-color);
    text-decoration: none;
    position: relative;
    transition: var(--transition);
}

.tab-contents ul li a:hover {
    color: var(--primary-color);
}

.tab-contents ul li a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 1px;
    background: var(--primary-color);
    left: 0;
    bottom: -2px;
    transition: var(--transition);
}

.tab-contents ul li a:hover::after {
    width: 100%;
}

@media only screen and (max-width: 768px) {
    .row {
        flex-direction: column;
    }
    
    .about-col-1, .about-col-2 {
        flex-basis: 100%;
    }
    
    .about-col-1 {
        transform: perspective(1000px) rotateY(0);
        margin-bottom: 30px;
    }
    
    .tab-links {
        margin-right: 20px;
        font-size: 1rem;
    }
}

/* ------services-------- */
#services {
    padding: var(--section-padding);
    background: var(--dark-bg);
}

body:not(.dark-mode) #services {
    background: var(--light-bg);
}

.services-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    grid-gap: 40px;
    margin-top: 50px;
}

.services-list div {
    background: var(--card-bg);
    padding: 40px 30px;
    font-size: 1rem;
    font-weight: 300;
    border-radius: var(--border-radius);
    transition: var(--transition);
    box-shadow: var(--box-shadow);
    position: relative;
    z-index: 1;
    overflow: hidden;
}

body:not(.dark-mode) .services-list div {
    background: #fff;
}

.services-list div::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--card-hover);
    z-index: -1;
    opacity: 0;
    transition: var(--transition);
}

.services-list div i {
    font-size: 3rem;
    margin-bottom: 30px;
    color: var(--primary-color);
    transition: var(--transition);
}

.services-list div h2 {
    font-size: 1.8rem;
    font-weight: 500;
    margin-bottom: 15px;
    transition: var(--transition);
}

.services-list div a {
    text-decoration: none;
    color: var(--dark-text);
    font-size: 1rem;
    font-weight: 500;
    margin-top: 20px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
    position: relative;
    padding: 6px 12px;
    border-radius: 20px;
}

body:not(.dark-mode) .services-list div a {
    color: var(--light-text);
}

.services-list div a::after {
    content: '';
    position: absolute;
    right: -20px;
    opacity: 0;
    transition: var(--transition);
}

.services-list div:hover a {
    background-color: rgba(255, 255, 255, 0.1);
    padding-left: 15px;
    padding-right: 15px;
    transform: translateY(-5px);
    color: var(--primary-color);
}

.services-list div:hover a i {
    transform: translateX(5px);
    animation: pulse 1s infinite;
}

.services-list div:hover {
    transform: translateY(-10px);
}   

.services-list div:hover::before {
    opacity: 0.9;
}

.services-list div:hover i,
.services-list div:hover h2,
.services-list div:hover p,
.services-list div:hover a {
    color: #fff;
}

.services-list div:hover a::after {
    right: -25px;
    opacity: 1;
}

/* portfolio */
#portfolio {
    padding: var(--section-padding);
    background: var(--section-bg);
}

body:not(.dark-mode) #portfolio {
    background: var(--light-bg);
}

.work-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    grid-gap: 40px;
    margin-top: 50px;
}

/* Make the first work item (Karm) larger by spanning two columns */
.work-list .work:first-child {
    grid-column: span 2;
}

.work-list .work:first-child img {
    height: 350px;
    object-fit: cover;
    object-position: top center;
}

.work {
    position: relative;
    overflow: hidden;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.work img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 10px;
    display: block;
    transition: transform 0.5s;
}

.work .layer {
    width: 100%;
    height: 0;
    background: linear-gradient(rgba(0,0,0,0.6), var(--primary-color));
    position: absolute;
    left: 0;
    bottom: 0;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    padding: 0 40px;
    text-align: center;
    font-size: 14px;
    transition: height 0.5s;
    z-index: 2;
}

.work .layer h3 {
    font-weight: 500;
    margin-bottom: 20px;
    color: #fff;
    transform: translateY(20px);
    transition: transform 0.5s;
}

.work .layer p {
    color: #fff;
    margin-bottom: 20px;
    transform: translateY(20px);
    transition: transform 0.5s;
}

.work .layer .project-link {
    color: #fff;
    text-decoration: none;
    font-size: 18px;
    line-height: 60px;
    background: #fff;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    transform: translateY(20px);
    opacity: 0;
}

.work .layer .project-link:hover {
    background: var(--primary-color);
    color: #fff;
    transform: scale(1.1);
}

.work:hover {
    transform: translateY(-10px);
}

.work:hover img {
    transform: scale(1.1);
}

.work:hover .layer {
    height: 100%;
}

.work:hover .layer h3,
.work:hover .layer p {
    transform: translateY(0);
    opacity: 1;
}

.work:hover .layer .project-link {
    transform: translateY(0);
    opacity: 1;
}

.work:hover .layer {
    height: 100%;
}

.work:hover .layer h3,
.work:hover .layer p {
    transform: translateY(0);
    opacity: 1;
}

.work:hover .layer .project-link {
    transform: translateY(0);
    opacity: 1;
}

/* Make first work (Karm) larger */
.work-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    grid-gap: 40px;
    margin-top: 50px;
}

.work-list .work:first-child {
    grid-column: span 2;
}

.work-list .work:first-child img {
    height: 350px;
    object-fit: cover;
    object-position: top center;
}

@media only screen and (max-width: 768px) {
    .work-list .work:first-child {
        grid-column: span 1;
    }
    
    .work-list .work:first-child img {
        height: 250px;
    }
}

.btn {
    display: inline-block;
    margin: 50px auto 0;
    width: fit-content;
    border: 1px solid var(--primary-color);
    padding: 14px 30px;
    border-radius: 50px;
    text-decoration: none;
    color: var(--dark-text);
    transition: var(--transition);
    font-weight: 500;
    background: transparent;
    position: relative;
    overflow: hidden;
    z-index: 1;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

body:not(.dark-mode) .btn {
    color: var(--light-text);
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0%;
    height: 100%;
    background: var(--primary-color);
    transition: var(--transition);
    z-index: -1;
}

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

.btn:hover {
    color: #fff;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 0, 79, 0.3);
}

/* Testimonials */
#testimonials {
    padding: var(--section-padding);
    background: var(--dark-bg);
}

body:not(.dark-mode) #testimonials {
    background: var(--light-bg);
}

.testimonial-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    grid-gap: 40px;
    margin-top: 50px;
}

.testimonial {
    background: var(--card-bg);
    padding: 40px 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    position: relative;
}

body:not(.dark-mode) .testimonial {
    background: #fff;
}

.testimonial:hover {
    transform: translateY(-10px);
}

.testimonial p {
    font-style: italic;
    font-size: 1.1rem;
    margin-bottom: 20px;
    position: relative;
    padding-left: 30px;
}

.testimonial p::before {
    content: '"';
    position: absolute;
    left: 0;
    top: -10px;
    font-size: 3rem;
    color: var(--primary-color);
    opacity: 0.3;
}

.testimonial h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 5px;
}

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

/* Blog */
#blog {
    padding: var(--section-padding);
    background: var(--section-bg);
    position: relative;
    min-height: 500px;
}

body:not(.dark-mode) #blog {
    background: var(--light-bg);
}

.blog-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.blog-post {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--blog-card-shadow);
    transition: var(--transition);
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
    border: 1px solid var(--blog-border);
}

.blog-post:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.blog-date {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--blog-date-bg);
    color: var(--blog-date-text);
    padding: 10px;
    border-radius: 8px;
    text-align: center;
    line-height: 1;
    box-shadow: 0 5px 15px rgba(255, 0, 79, 0.3);
    z-index: 2;
    transform: rotate(3deg);
    transition: var(--transition);
}

.blog-post:hover .blog-date {
    transform: rotate(0) scale(1.05);
}

.blog-date .day {
    font-size: 1.5rem;
    font-weight: 700;
    display: block;
}

.blog-date .month {
    font-size: 0.8rem;
    text-transform: uppercase;
    font-weight: 600;
}

.blog-post h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 0 15px 0;
    padding: 0 30px;
    color: var(--blog-text-primary);
    line-height: 1.4;
    transition: var(--transition);
}

.blog-content {
    padding: 0 30px;
    flex-grow: 1;
}

.blog-content p {
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--blog-text-secondary);
    margin-bottom: 20px;
}

.blog-image {
    width: 100%;
    height: 220px;
    object-fit: cover;
    margin: 15px 0;
    border-radius: var(--border-radius);
    transition: var(--transition);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.blog-post:hover .blog-image {
    transform: scale(1.03);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.blog-post-footer {
    padding: 20px 30px;
    border-top: 1px solid var(--blog-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
}

.blog-post-meta {
    font-size: 0.9rem;
    color: var(--blog-text-secondary);
}

.blog-post-author {
    display: flex;
    align-items: center;
    gap: 10px;
}

.blog-post-author img {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--blog-accent);
}

.blog-post-author span {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--blog-text-primary);
}

.read-more {
    display: inline-block;
    margin: 0 30px 30px;
    padding: 10px 25px;
    background: transparent;
    color: var(--blog-accent);
    border: 1px solid var(--blog-accent);
    border-radius: 50px;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    z-index: 1;
    text-align: center;
}

.read-more::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0%;
    height: 100%;
    background: var(--blog-accent);
    transition: var(--transition);
    z-index: -1;
}

.read-more:hover {
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(255, 0, 79, 0.3);
}

.read-more:hover::before {
    width: 100%;
}

.read-more i {
    margin-left: 5px;
    transition: var(--transition);
}

.read-more:hover i {
    transform: translateX(5px);
}

/* Media queries for blog section */
@media only screen and (max-width: 768px) {
    .blog-list {
        grid-template-columns: 1fr;
    }
    
    .blog-post {
        max-width: 100%;
    }
    
    .blog-post h2 {
        font-size: 1.3rem;
        padding: 0 20px;
    }
    
    .blog-content {
        padding: 0 20px;
    }
    
    .blog-post-footer {
        padding: 15px 20px;
    }
    
    .read-more {
        margin: 0 20px 20px;
    }
}

/* Contact Section */
#contact {
    padding: var(--section-padding);
    background: var(--dark-bg);
}

body:not(.dark-mode) #contact {
    background: var(--light-bg);
}

.contact-left {
    flex-basis: 35%;
}

.contact-right {
    flex-basis: 60%;
}

.contact-left p {
    margin-top: 30px;
}

.contact-left p i {
    color: var(--primary-color);
    margin-right: 15px;
    font-size: 1.3rem;
}

.social-icons {
    margin-top: 30px;
}

.social-icons a {
    text-decoration: none;
    font-size: 1.8rem;
    margin-right: 15px;     
    color: #ababab;
    display: inline-block;
    transition: var(--transition);
}

.social-icons a:hover {
    color: var(--primary-color);
    transform: translateY(-5px);
}

.btn.btn2 {
    background: var(--primary-color);
    color: #fff;
    margin: 30px 0;
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 40px;
    font-size: 1.1rem;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn.btn2::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0%;
    height: 100%;
    background: rgba(0, 0, 0, 0.2);
    transition: all 0.4s ease;
    z-index: -1;
}

.btn.btn2:hover::before {
    width: 100%;
}

.btn.btn2:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(255, 0, 79, 0.3);
}

.btn.btn2 i {
    font-size: 1.1rem;
    transition: all 0.3s ease;
}

.btn.btn2:hover i {
    transform: translateX(8px);
}

#msg {
    color: var(--primary-color);
    margin-top: 10px;
    display: block;
    font-weight: 500;
    padding: 10px;
    border-radius: var(--border-radius);
    text-align: center;
    animation: fadeIn 0.5s ease-in;
}

.copyright {
    width: 100%;
    text-align: center;
    padding: 25px 0;
    background: var(--dark-bg);
    color: var(--dark-text);
    font-weight: 300;
    margin-top: 50px;
}

body:not(.dark-mode) .copyright {
    background: var(--light-bg);
    color: var(--light-text);
}

.copyright i {
    color: var(--primary-color);
}

/* Back to top button */
#back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--primary-color);
    color: white;
    border: none;
    display: none;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    z-index: 999;
}

#back-to-top:hover {
    transform: translateY(-5px);
}

#back-to-top i {
    font-size: 1.3rem;
}

/* Mobile responsiveness */
@media only screen and (max-width: 600px) {
    #header {
        height: auto;
        min-height: 100vh;
    }
    
    .header-text {
        margin-top: 20%;
        font-size: 1.5rem;
    }
    
    .header-text h1 {
        font-size: 2rem;
    }
    
    .social-quick-links {
        justify-content: center;
    }
    
    .header-buttons .btn {
        font-size: 0.9rem;
        padding: 10px 15px;
    }
}

/* Animation for elements */
@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-50px); }
    to { opacity: 1; transform: translateX(0); }
}

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

.about-col-1 {
    animation: slideInLeft 1s ease forwards;
}

.about-col-2 {
    animation: slideInRight 1s ease forwards;
}

.services-list div, .work, .testimonial, .blog-post {
    animation: fadeIn 0.8s ease forwards;
}

/* Navigation icons */
.nav-icons {
    display: flex;
    gap: 20px;
    align-items: center;
}

/* Scroll down indicator */
.scroll-down {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    z-index: 2;
}

.scroll-down a {
    padding: 10px;
    height: 50px;
    width: 30px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
}

.scroll-down span {
    display: block;
    width: 10px;
    height: 10px;
    border-bottom: 2px solid var(--primary-color);
    border-right: 2px solid var(--primary-color);
    transform: rotate(45deg);
    animation: scrollDown 1.5s infinite;
    opacity: 0;
}

.scroll-down span:nth-child(2) {
    animation-delay: 0.2s;
}

.scroll-down span:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes scrollDown {
    0% {
        opacity: 0;
        transform: rotate(45deg) translate(-10px, -10px);
    }
    50% {
        opacity: 1;
    }
    100% {
        opacity: 0;
        transform: rotate(45deg) translate(10px, 10px);
    }
}

/* Portfolio filter */
.portfolio-filter {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin: 30px 0;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 8px 20px;
    background: transparent;
    border: 1px solid var(--primary-color);
    color: var(--dark-text);
    border-radius: 50px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: var(--transition);
}

body:not(.dark-mode) .filter-btn {
    color: var(--light-text);
}

.filter-btn.active, .filter-btn:hover {
    background: var(--primary-color);
    color: white;
}

/* Testimonial styling */
.testimonial-info {
    display: flex;
    align-items: center;
    margin-top: 20px;
}

.testimonial-img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    overflow: hidden;
    margin-right: 15px;
    border: 3px solid var(--primary-color);
}

.testimonial-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.testimonial-details h3 {
    margin-bottom: 5px;
}

/* Contact items */
.contact-info {
    margin: 30px 0;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 25px;
}

.contact-item i {
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-right: 15px;
    margin-top: 5px;
}

.contact-item h3 {
    font-size: 1.2rem;
    margin-bottom: 5px;
}

.contact-item p {
    margin-top: 0;
}

.social-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    background: var(--card-bg);
    border-radius: 50%;
    margin-right: 15px;
    transition: var(--transition);
}

body:not(.dark-mode) .social-icon {
    background: #eee;
}

.social-icon:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-8px) scale(1.1);
    box-shadow: 0 10px 20px rgba(255, 0, 79, 0.3);
}

/* Form styling */
.input-group {
    position: relative;
    margin-bottom: 15px;
}

.input-group i {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--primary-color);
    font-size: 1.2rem;
    transition: all 0.3s ease;
    opacity: 0.7;
}

.input-group input:focus + i, 
.input-group textarea:focus + i {
    opacity: 1;
    transform: translateY(-50%) scale(1.2);
}

.input-group input, 
.input-group textarea {
    padding-left: 45px;
}

.input-group textarea + i {
    top: 25px;
}

/* Additional animations */
@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
    100% { transform: translateY(0px); }
}

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

.logo {
    width: 140px;
    transition: var(--transition);
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.2));
}

.logo:hover {
    transform: scale(1.05) rotate(-2deg);
}

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

.header-top {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
}

.header-top p {
    letter-spacing: 3px;
    text-transform: uppercase;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 4px;
    background: rgba(var(--primary-color-rgb), 0.2);
    display: inline-block;
    margin-bottom: 0;
    animation: pulse 2s infinite;
}

@media only screen and (max-width: 768px) {
    .header-top {
        justify-content: center;
        margin-bottom: 10px;
    }
}

.header-nav-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.nav-btn {
    padding: 12px 25px;
    border-radius: 30px;
    text-decoration: none;
    color: #fff;
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    transition: all 0.4s ease;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
    position: relative;
    overflow: hidden;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0%;
    height: 100%;
    background: var(--primary-color);
    transition: all 0.4s ease;
    z-index: -1;
}

.nav-btn:hover {
    color: #fff;
    transform: translateY(-5px);
    box-shadow: 0 12px 30px rgba(255, 0, 79, 0.4);
    border-color: var(--primary-color);
}

.nav-btn:hover::before {
    width: 100%;
}

body:not(.dark-mode) .nav-btn {
    color: var(--light-text);
    background: rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(0, 0, 0, 0.15);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

body:not(.dark-mode) .nav-btn:hover {
    color: #fff;
    box-shadow: 0 12px 30px rgba(255, 0, 79, 0.3);
}

.nav-btn i {
    margin-right: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.nav-btn:hover i {
    transform: translateY(-2px);
}

.nav-btn[download] {
    background: var(--primary-color);
    border: 2px solid var(--primary-color);
    color: #fff; /* Ensure text color is white */
    font-weight: 600;
    position: relative;
    overflow: hidden;
    animation: pulse 2s infinite;
    box-shadow: 0 5px 15px rgba(255, 0, 79, 0.4);
}

.nav-btn[download] i {
    font-size: 1.2em;
    margin-right: 8px;
    animation: bounce 2s infinite;
}

.nav-btn[download]::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    bottom: -50%;
    left: -50%;
    background: linear-gradient(to bottom, rgba(229, 172, 142, 0), rgba(255, 255, 255, 0.5) 50%, rgba(229, 172, 142, 0));
    transform: rotateZ(60deg) translate(-5em, 7.5em);
    animation: shimmer 3s infinite;
    animation-delay: 0.5s;
}

.nav-btn[download]:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 10px 25px rgba(255, 0, 79, 0.5);
}

.nav-btn[download]:hover i {
    transform: scale(1.2);
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(255, 0, 79, 0.7);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(255, 0, 79, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(255, 0, 79, 0);
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-5px);
    }
    60% {
        transform: translateY(-3px);
    }
}

@keyframes shimmer {
    100% {
        transform: rotateZ(60deg) translate(1em, -9em);
    }
}

.nav-btn[download]:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    animation: none;
    transform: translateY(-8px);
    box-shadow: 0 15px 25px rgba(255, 0, 79, 0.4);
}

.nav-btn[download] i {
    font-size: 1.1rem;
    margin-right: 8px;
    transition: all 0.3s ease;
}

.nav-btn[download]:hover i {
    transform: translateY(-2px) scale(1.2);
}

@media only screen and (max-width: 768px) {
    .header-top {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .header-nav-buttons {
        margin-top: 15px;
    }
}

.accent-dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    background-color: var(--primary-color);
    border-radius: 50%;
    margin-left: 10px;
    animation: pulse 2s infinite;
}

.about-content {
    position: relative;
    margin-bottom: 40px;
}

.quote-icon {
    color: var(--primary-color);
    opacity: 0.4;
    font-size: 1.5rem;
    margin: 0 5px;
    vertical-align: super;
    transform: translateY(-5px);
}

.fas.fa-quote-left {
    margin-right: 10px;
}

.fas.fa-quote-right {
    margin-left: 10px;
}

.tab-links i {
    margin-right: 8px;
    transition: transform 0.3s ease;
}

.tab-links:hover i {
    transform: translateY(-3px);
}

.tab-links.active-link i {
    color: var(--primary-color);
}

.skill-progress {
    width: 100%;
    height: 10px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    margin: 10px 0 15px;
    position: relative;
    overflow: hidden;
}

body:not(.dark-mode) .skill-progress {
    background: rgba(0, 0, 0, 0.1);
}

.skill-bar {
    height: 100%;
    border-radius: 10px;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    position: relative;
    transition: width 1.5s cubic-bezier(0.165, 0.84, 0.44, 1);
    box-shadow: 0 0 10px rgba(255, 0, 79, 0.5);
}

.skill-percent {
    position: absolute;
    right: 10px;
    top: -25px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--primary-color);
}

.tab-contents ul li p {
    margin: 0;
    line-height: 1.6;
}

.tab-contents ul li span {
    position: relative;
    padding-left: 0;
    display: inline-block;
}

#Experience ul li, #Education ul li {
    background: rgba(255, 255, 255, 0.05);
    padding: 20px;
    border-radius: 10px;
    margin-bottom: 20px;
    border-left: 3px solid var(--primary-color);
    transition: all 0.3s ease;
}

body:not(.dark-mode) #Experience ul li, 
body:not(.dark-mode) #Education ul li {
    background: rgba(0, 0, 0, 0.03);
}

#Experience ul li:hover, #Education ul li:hover {
    transform: translateX(10px);
    background: rgba(255, 255, 255, 0.1);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

body:not(.dark-mode) #Experience ul li:hover, 
body:not(.dark-mode) #Education ul li:hover {
    background: rgba(0, 0, 0, 0.05);
}

#Experience ul li span, #Education ul li span {
    display: inline-block;
    background: rgba(255, 0, 79, 0.1);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    margin-bottom: 10px;
}

/* Blog Section Enhancements */
.section-desc {
    text-align: center;
    margin-bottom: 40px;
    font-size: 1.1rem;
    opacity: 0.9;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.center-btn {
    text-align: center;
    margin-top: 30px;
}

.loading-spinner {
    display: flex;
    justify-content: center;
    padding: 50px 0;
    width: 100%;
}

.loading-spinner i {
    font-size: 2rem;
    color: var(--primary-color);
}

/* Challenges Section - Enhanced Styling */
#challenges {
    padding: 80px 0;
    background-color: var(--section-bg);
}

body:not(.dark-mode) #challenges {
    background-color: var(--light-bg) !important;
}

.challenge-card {
    background: rgba(55, 55, 60, 0.7);
    border-radius: 12px;
    padding: 25px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    margin-bottom: 30px;
    position: relative;
    transition: transform 0.4s ease, box-shadow 0.4s ease;
    overflow: hidden;
    border-left: 4px solid transparent;
}

body:not(.dark-mode) .challenge-card {
    background: #fff;
    color: var(--light-text);
}

.challenge-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.25);
    border-left-color: var(--primary-color);
}

.challenge-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100px;
    height: 100px;
    background: radial-gradient(circle at top right, rgba(var(--primary-color-rgb), 0.15), transparent 70%);
    border-radius: 0 12px 0 100%;
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: 0;
}

.challenge-card:hover::before {
    opacity: 1;
}

.challenge-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.challenge-platform {
    font-size: 12px;
    font-weight: 600;
    padding: 5px 12px;
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.leetcode {
    background-color: #FFA116;
    color: #000;
}

.hackerrank {
    background-color: #00EA64;
    color: #000;
}

.codechef {
    background-color: #5B4638;
    color: white;
}

.challenge-difficulty {
    font-size: 12px;
    font-weight: 500;
    padding: 4px 10px;
    border-radius: 4px;
    letter-spacing: 0.5px;
}

.easy {
    background-color: #43A047;
    color: white;
}

.medium {
    background-color: #FB8C00;
    color: white;
}

.hard {
    background-color: #E53935;
    color: white;
}

.challenge-card h3 {
    font-size: 20px;
    margin-bottom: 12px;
    position: relative;
    z-index: 1;
    transition: color 0.3s ease;
}

.challenge-card p {
    font-size: 15px;
    margin-bottom: 15px;
    line-height: 1.6;
    color: #ddd;
    position: relative;
    z-index: 1;
}

.challenge-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 15px;
}

.tag {
    background-color: rgba(255, 255, 255, 0.1);
    color: #ccc;
    font-size: 12px;
    padding: 4px 10px;
    border-radius: 4px;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.challenge-card:hover .tag {
    background-color: rgba(var(--primary-color-rgb), 0.15);
    color: white;
}

.challenge-links {
    display: flex;
    justify-content: space-between;
    margin-top: 20px;
}

.problem-link, .solution-link {
    font-size: 14px;
    color: #bbb;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: color 0.3s ease, transform 0.3s ease;
    position: relative;
    z-index: 1;
}

.problem-link:hover, .solution-link:hover {
    color: var(--primary-color);
    transform: translateX(3px);
}

.problem-link i, .solution-link i {
    font-size: 12px;
    transition: transform 0.3s ease;
}

.problem-link:hover i, .solution-link:hover i {
    transform: translateX(3px);
}

.challenge-date {
    font-size: 12px;
    color: #888;
    margin-top: 15px;
    text-align: right;
    font-style: italic;
}

.challenges-filter {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 30px;
    justify-content: center;
}

.challenges-filter .filter-btn {
    background-color: rgba(255, 255, 255, 0.05);
    color: #ccc;
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 8px 16px;
    border-radius: 30px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.challenges-filter .filter-btn.active,
.challenges-filter .filter-btn:hover {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(var(--primary-color-rgb), 0.3);
}

.challenges-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 25px;
    margin-top: 20px;
}

@media only screen and (max-width: 768px) {
    .challenges-list {
        grid-template-columns: 1fr;
    }
    
    .challenge-card {
        padding: 20px;
    }
    
    .challenge-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .challenges-filter {
        overflow-x: auto;
        padding-bottom: 10px;
        justify-content: flex-start;
    }
}

/* Enhanced Contact Form */
form input, form textarea {
    width: 100%;
    padding: 15px 15px 15px 45px;
    margin: 15px 0;
    border: 1px solid rgba(0, 0, 0, 0.1);
    outline: none;
    background: rgba(255, 255, 255, 0.1);
    font-size: 16px;
    border-radius: 8px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

form input:focus, form textarea:focus {
    border-left: 4px solid var(--primary-color);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.1);
}

.input-group {
    position: relative;
}

.input-group i {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: #888;
    transition: all 0.3s ease;
}

form textarea + i {
    top: 30px;
}

.input-group input:focus + i, .input-group textarea:focus + i {
    color: var(--primary-color);
    transform: translateY(-50%) scale(1.2);
}

.btn.btn2 {
    position: relative;
    overflow: hidden;
    padding: 14px 40px;
    border-radius: 30px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(45deg, var(--primary-color), #8e2de2);
    color: #fff;
    border: none;
    cursor: pointer;
    font-weight: 600;
    letter-spacing: 1px;
    box-shadow: 0 6px 15px rgba(142, 45, 226, 0.3);
    transition: all 0.3s ease;
}

.btn.btn2 i {
    margin-left: 10px;
    transition: all 0.3s ease;
}

.btn.btn2:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(142, 45, 226, 0.4);
}

.btn.btn2:hover i {
    transform: translateX(5px);
}

#msg {
    margin-top: 20px;
    display: block;
    color: var(--primary-color);
    font-weight: 600;
    font-size: 16px;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s ease;
}

#msg:not(:empty) {
    opacity: 1;
    transform: translateY(0);
    animation: fadeSlideUp 0.5s ease-out;
}

@keyframes fadeSlideUp {
    0% {
        opacity: 0;
        transform: translateY(20px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Enhanced Social Icons */
.social-icons {
    margin-top: 30px;
}

.social-icon {
    text-decoration: none;
    font-size: 22px;
    margin-right: 20px;
    color: var(--gray);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(var(--primary-color-rgb), 0.1);
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    position: relative;
    overflow: hidden;
}

.social-icon::before {
    content: '';
    position: absolute;
    width: 120%;
    height: 120%;
    background: var(--primary-color);
    transform: rotate(45deg) translate(-150%, -150%);
    transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    z-index: -1;
}

.social-icon:hover::before {
    transform: rotate(45deg) translate(-20%, -20%);
}

.social-icon:hover {
    color: #fff;
    transform: translateY(-5px) rotate(360deg);
    box-shadow: 0 10px 20px rgba(var(--primary-color-rgb), 0.3);
}

.social-icon:nth-child(1):hover::before {
    background: #3b5999;
}

.social-icon:nth-child(2):hover::before {
    background: #333;
}

.social-icon:nth-child(3):hover::before {
    background: #e4405f;
}

.social-icon:nth-child(4):hover::before {
    background: #0077b5;
}

/* Social Quick Links Enhancement */
.social-quick-links {
    display: flex;
    gap: 20px;
    margin-top: 30px;
    z-index: 10;
    position: relative;
}

.social-quick-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
    color: #fff;
    font-size: 1.3rem;
}

.social-quick-links a::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    opacity: 0;
    transition: all 0.4s ease;
    transform: scale(0.5);
    border-radius: 50%;
}

.social-quick-links a i {
    position: relative;
    z-index: 2;
    transition: all 0.4s ease;
}

.social-quick-links a:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(var(--primary-color-rgb), 0.4);
}

.social-quick-links a:hover::before {
    opacity: 1;
    transform: scale(1);
}

.social-quick-links a:hover i {
    transform: scale(1.2);
    color: #fff;
}

body:not(.dark-mode) .social-quick-links a {
    background: rgba(0, 0, 0, 0.05);
    color: var(--light-text);
    border: 1px solid rgba(0, 0, 0, 0.1);
}

body:not(.dark-mode) .social-quick-links a:hover {
    color: #fff;
}

.work .layer {
    width: 100%;
    height: 0;
    background: linear-gradient(rgba(0,0,0,0.6), var(--primary-color));
    position: absolute;
    left: 0;
    bottom: 0;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    padding: 0 40px;
    text-align: center;
    font-size: 14px;
    transition: height 0.5s;
    z-index: 2;
}

.project-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
    transform: translateY(20px);
    opacity: 0;
    transition: all 0.5s ease;
}

.project-link {
    color: #fff;
    text-decoration: none;
    font-size: 14px;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.project-link i {
    font-size: 16px;
    transition: transform 0.3s ease;
}

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

.project-link:hover i {
    transform: translateX(3px);
}

.project-link.disabled {
    opacity: 0.7;
    cursor: not-allowed;
    pointer-events: none;
}

.work:hover .project-links {
    transform: translateY(0);
    opacity: 1;
}