/* Global Styles */
:root {
    --primary-color: #3498db;
    --secondary-color: #2c3e50;
    --accent-color: #e74c3c;
    --light-color: #ecf0f1;
    --dark-color: #2c3e50;
    --text-color: #333;
    --text-light: #7f8c8d;
    --white: #fff;
    --black: #000;
    --box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

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

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

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--white);
    overflow-x: hidden;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

section {
    padding: 60px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 40px;
    font-size: 2rem;
    color: var(--secondary-color);
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background-color: var(--primary-color);
}

.btn {
    display: inline-block;
    padding: 10px 25px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    margin: 10px 5px;
    position: relative;
    overflow: hidden;
    font-size: 0.9rem;
}

.btn.primary {
    background-color: var(--primary-color);
    color: var(--white);
    border: 2px solid var(--primary-color);
}

.btn.primary:hover {
    background-color: transparent;
    color: var(--primary-color);
}

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

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

/* Pulse Animation */
.pulse {
    animation: pulse 2s infinite;
}

.pulse:hover {
    animation: none;
}

@keyframes pulse {
    0% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(52, 152, 219, 0.7);
    }
    70% {
        transform: scale(1.05);
        box-shadow: 0 0 0 10px rgba(52, 152, 219, 0);
    }
    100% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(52, 152, 219, 0);
    }
}

/* Header Styles */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: var(--white);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
}

nav ul {
    display: flex;
    list-style: none;
}

nav ul li {
    margin-left: 25px;
}

nav ul li a {
    text-decoration: none;
    color: var(--dark-color);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
    font-size: 0.9rem;
}

nav ul li a:hover {
    color: var(--primary-color);
}

nav ul li a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: var(--transition);
}

nav ul li a:hover::after {
    width: 100%;
}

.hamburger {
    display: none;
    cursor: pointer;
    width: 30px;
    height: 20px;
    flex-direction: column;
    justify-content: space-between;
    z-index: 1001;
}

.hamburger span {
    display: block;
    width: 100%;
    height: 3px;
    background-color: var(--dark-color);
    transition: var(--transition);
}

/* Hero Section */
.hero {
    height: auto;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background-color: var(--light-color);
    padding-top: 80px;
}

.hero .container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px 0;
}

.hero-content {
    flex: 1;
    padding-right: 0;
    margin-bottom: 40px;
    text-align: center;
}

.hero-content h4 {
    font-size: 1.1rem;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.hero-content h1 {
    font-size: 2.5rem;
    margin-bottom: 15px;
    color: var(--secondary-color);
    line-height: 1.2;
}

.hero-content h2 {
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: 20px;
    color: var(--text-light);
}

.hero-content .tagline {
    font-size: 1rem;
    margin-bottom: 30px;
    color: var(--text-color);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-btns {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
    margin-top: 15;
}

.profile-img {
    width: 250px;
    height: 250px;
    border-radius: 50%;
    object-fit: cover;
    border: 5px solid var(--primary-color);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    transition: var(--transition);
}

.profile-img:hover {
    transform: scale(1.05);
}

/* About Section */
.about-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
}

.about-text {
    flex: 1;
    order: 2;
}

.about-text p {
    margin-bottom: 20px;
    font-size: 1rem;
}

.about-text h3 {
    margin: 25px 0 15px;
    color: var(--secondary-color);
    font-size: 1.3rem;
}

.edu-item {
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid #eee;
}

.edu-item:last-child {
    border-bottom: none;
}

.edu-item h4 {
    color: var(--secondary-color);
    margin-bottom: 5px;
    font-size: 1.1rem;
}

.edu-item p {
    color: var(--text-light);
    font-size: 0.9rem;
}

.about-image {
    flex: 1;
    display: flex;
    justify-content: center;
    order: 1;
}

/* Skills Section */
.skills-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.skill-category {
    background-color: var(--light-color);
    padding: 25px;
    border-radius: 10px;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

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

.skill-category h3 {
    margin-bottom: 15px;
    color: var(--secondary-color);
    text-align: center;
    font-size: 1.2rem;
}

.skill-items {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
}

.skill-item {
    background-color: var(--white);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
    transition: var(--transition);
}

.skill-item:hover {
    background-color: var(--primary-color);
    color: var(--white);
}

/* Experience Section */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    padding: 20px 0;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 30px;
    width: 2px;
    height: 100%;
    background-color: var(--primary-color);
}

.timeline-item {
    position: relative;
    margin-bottom: 40px;
    width: 100%;
    padding-left: 80px;
    padding-right: 0;
    text-align: left;
}

.timeline-date {
    position: absolute;
    top: 0;
    left: 0;
    width: 120px;
    padding: 8px;
    background-color: var(--primary-color);
    color: var(--white);
    border-radius: 30px;
    font-weight: 500;
    text-align: center;
    font-size: 0.9rem;
}

.timeline-content {
    padding: 25px;
    background-color: var(--white);
    border-radius: 10px;
    box-shadow: var(--box-shadow);
}

.timeline-content h3 {
    color: var(--primary-color);
    margin-bottom: 5px;
    font-size: 1.1rem;
}

.timeline-content h4 {
    color: var(--secondary-color);
    margin-bottom: 10px;
    font-weight: 500;
    font-size: 1rem;
}

.timeline-content p {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* Projects Section */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.project-card {
    background-color: var(--white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

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

.project-image {
    height: 180px;
    overflow: hidden;
}

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

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

.project-content {
    padding: 20px;
}

.project-content h3 {
    margin-bottom: 10px;
    color: var(--secondary-color);
    font-size: 1.2rem;
}

.project-content p {
    margin-bottom: 15px;
    color: var(--text-light);
    font-size: 0.9rem;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.project-tech span {
    background-color: var(--light-color);
    padding: 4px 8px;
    border-radius: 20px;
    font-size: 0.75rem;
    color: var(--primary-color);
}

/* Achievement Section */
.achievement-card {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 25px;
    border-radius: 10px;
    text-align: center;
    max-width: 800px;
    margin: 0 auto 20px;
    box-shadow: var(--box-shadow);
}

.achievement-card h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.achievement-card p {
    font-size: 0.9rem;
}

/* Extracurricular Section */
.activities {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.activity {
    background-color: var(--white);
    padding: 25px;
    border-radius: 10px;
    box-shadow: var(--box-shadow);
    text-align: center;
    transition: var(--transition);
}

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

.activity i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.activity h3 {
    margin-bottom: 15px;
    color: var(--secondary-color);
    font-size: 1.2rem;
}

.activity p {
    margin-bottom: 10px;
    font-size: 0.9rem;
}

/* Availability Section */
.availability-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.availability-card {
    background-color: var(--white);
    padding: 25px;
    border-radius: 10px;
    box-shadow: var(--box-shadow);
    text-align: center;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
}

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

.availability-card i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.availability-card h3 {
    margin-bottom: 15px;
    color: var(--secondary-color);
    font-size: 1.2rem;
}

.availability-card p {
    margin-bottom: 20px;
    flex-grow: 1;
    font-size: 0.9rem;
}

/* Contact Section */
.contact-content {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.contact-info {
    flex: 1;
}

.info-item {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
}

.info-item i {
    font-size: 1.2rem;
    color: var(--primary-color);
    margin-right: 15px;
    width: 25px;
    text-align: center;
}

.info-item p {
    font-size: 0.95rem;
}

.social-links {
    display: flex;
    gap: 12px;
    margin-top: 25px;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--light-color);
    color: var(--primary-color);
    font-size: 1.1rem;
    transition: var(--transition);
}

.social-links a:hover {
    background-color: var(--primary-color);
    color: var(--white);
}

.contact-form {
    flex: 1;
}

.form-message {
    padding: 10px;
    margin-bottom: 20px;
    border-radius: 5px;
    text-align: center;
    display: none;
}

.form-message.success {
    background-color: #d4edda;
    color: #155724;
    display: block;
}

.form-message.error {
    background-color: #f8d7da;
    color: #721c24;
    display: block;
}

.form-group {
    margin-bottom: 15px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-family: 'Poppins', sans-serif;
    transition: var(--transition);
    font-size: 0.9rem;
}

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

.form-group textarea {
    height: 120px;
    resize: none;
}

/* Footer */
footer {
    background-color: var(--secondary-color);
    color: var(--white);
    text-align: center;
    padding: 20px 0;
    font-size: 0.9rem;
}

/* Responsive Styles */
@media (min-width: 576px) {
    .hero-content h1 {
        font-size: 2.8rem;
    }
    
    .hero-content h2 {
        font-size: 1.6rem;
    }
    
    .profile-img {
        width: 280px;
        height: 280px;
    }
    
    .section-title {
        font-size: 2.2rem;
    }
}

@media (min-width: 768px) {
    .hero .container {
        flex-direction: row;
        text-align: left;
        padding: 60px 0;
    }
    
    .hero-content {
        padding-right: 50px;
        margin-bottom: 0;
        text-align: left;
    }
    
    .hero-btns {
        justify-content: flex-start;
    }
    
    .hero-image {
        margin-top: 0;
    }
    
    .about-content {
        flex-direction: row;
    }
    
    .about-text {
        order: 1;
    }
    
    .about-image {
        order: 2;
    }
    
    .timeline::before {
        left: 50%;
    }
    
    .timeline-item:nth-child(odd) {
        padding-right: calc(50% + 30px);
        padding-left: 0;
        text-align: right;
    }
    
    .timeline-item:nth-child(even) {
        padding-left: calc(50% + 30px);
        text-align: left;
    }
    
    .timeline-item:nth-child(odd) .timeline-date {
        right: calc(50% + 30px);
        left: auto;
    }
    
    .timeline-item:nth-child(even) .timeline-date {
        left: calc(50% + 30px);
    }
    
    .contact-content {
        flex-direction: row;
    }
    
    .hamburger {
        display: none;
    }
    
    nav ul {
        display: flex !important;
    }
}

@media (min-width: 992px) {
    .hero-content h1 {
        font-size: 3.2rem;
    }
    
    .hero-content h2 {
        font-size: 1.8rem;
    }
    
    .profile-img {
        width: 350px;
        height: 350px;
    }
    
    .section-title {
        font-size: 2.5rem;
    }
    
    section {
        padding: 80px 0;
    }
    
    .btn {
        padding: 12px 30px;
        font-size: 1rem;
    }
}

@media (max-width: 767px) {
    .hamburger {
        display: flex;
    }
    
    nav ul {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background-color: var(--white);
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
        padding-top: 40px;
        transition: var(--transition);
    }
    
    nav ul.active {
        left: 0;
    }
    
    nav ul li {
        margin: 15px 0;
    }
    
    nav ul li a {
        font-size: 1.1rem;
    }
}