/* Global Styles */
:root {
    --primary-color: #2563eb;
    --secondary-color: #1e40af;
    --text-color: #1f2937;
    --bg-color: #ffffff;
    --accent-color: #dbeafe;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
}

/* Header Styles */
header {
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5%;
    max-width: 1200px;
    margin: 0 auto;
}

.logo a {
    font-size: 1.4rem;
    font-weight: bold;
    color: var(--primary-color);
    text-decoration: none;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    animation: glowingText 3s ease-in-out infinite;
    display: inline-block;
}

@keyframes glowingText {
    0% {
        color: var(--primary-color);
        text-shadow: 0 0 10px rgba(37, 99, 235, 0.2);
        transform: scale(1);
    }
    50% {
        color: #3b82f6;
        text-shadow: 0 0 20px rgba(59, 130, 246, 0.4),
                     0 0 30px rgba(59, 130, 246, 0.2);
        transform: scale(1.02);
    }
    100% {
        color: var(--primary-color);
        text-shadow: 0 0 10px rgba(37, 99, 235, 0.2);
        transform: scale(1);
    }
}

.logo a:hover {
    text-shadow: none;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    font-size: 1rem;
    transition: all 0.3s ease;
    position: relative;
}

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

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

.nav-links a:hover,
.nav-links a.active {
    color: var(--primary-color);
}

.hamburger {
    display: none;
    cursor: pointer;
    flex-direction: column;
    gap: 6px;
    padding: 5px;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--text-color);
    transition: all 0.3s ease;
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: rgba(255, 255, 255, 0.98);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 2rem;
        transition: left 0.3s ease;
    }

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

    .nav-links a {
        font-size: 1.2rem;
    }

    .logo a {
        font-size: 1.2rem;
    }

    /* Hamburger Animation */
    .hamburger.active span:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 0 1rem;
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--bg-color) 100%);
}

.hero-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    animation: fadeIn 1s ease-out;
}

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

.typing-text-container {
    display: inline-block;
    margin: 0 auto;
}

.typing-text {
    display: inline-block;
    font-size: 1.8rem;
    color: #007bff;
    margin: 20px 0;
    border-right: 4px solid #007bff;
    padding-right: 10px;
    animation: typing 3.5s steps(40, end),
               blink .75s step-end infinite;
    white-space: nowrap;
    overflow: hidden;
    width: 0;
    animation-fill-mode: forwards;
}

@keyframes typing {
    0% { 
        width: 0;
        border-right-color: #007bff;
    }
    99% {
        width: 445px;  
        border-right-color: #007bff;
    }
    100% {
        width: 445px;  
        border-right: none;
    }
}

@keyframes blink {
    from, to { border-color: transparent }
    50% { border-color: #007bff }
}

/* Profile Image Styles */
.profile-container {
    width: 200px;
    height: 200px;
    margin: 0 auto 2rem;
    position: relative;
    animation: float 6s ease-in-out infinite;
}

.profile-container::before {
    content: '';
    position: absolute;
    top: -5px;
    left: -5px;
    right: -5px;
    bottom: -5px;
    border-radius: 50%;
    background: linear-gradient(45deg, #3b82f6, #60a5fa);
    animation: rotate 3s linear infinite;
    z-index: -1;
}

.profile-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    border: 4px solid var(--bg-color);
    box-shadow: 0 0 20px rgba(37, 99, 235, 0.3);
    transition: all 0.5s ease;
    user-select: none;
    -webkit-user-drag: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    pointer-events: none;
}

@keyframes blue-glow {
    0% {
        border-color: #3b82f6;
        box-shadow: 0 0 20px #3b82f6;
        transform: rotate(0deg);
    }
    50% {
        border-color: #60a5fa;
        box-shadow: 0 0 30px #60a5fa;
    }
    100% {
        border-color: #3b82f6;
        box-shadow: 0 0 20px #3b82f6;
        transform: rotate(360deg);
    }
}

.profile-container:hover .profile-image {
    animation: blue-glow 4s linear infinite;
    border-width: 6px;
}

.profile-container:hover::before {
    animation: rotate 2s linear infinite;
    filter: blur(5px);
    background: linear-gradient(45deg, #3b82f6, #60a5fa);
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

@keyframes rotate {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 500;
    margin: 0.5rem;
    position: relative;
    overflow: hidden;
    z-index: 1;
    transition: color 0.3s ease;
}

.btn span {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

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

.wave {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(173, 216, 230, 0.4); /* Light blue color */
    transform: translateX(-100%);
    transition: transform 0s;
}

.btn:hover .wave {
    transform: translateX(0);
    animation: wave-animation 0.8s linear;
}

@keyframes wave-animation {
    0% {
        transform: translateX(-100%);
    }
    50% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(100%);
    }
}

/* Add shimmer effect */
.btn:before {
    content: '';
    position: absolute;
    top: 0;
    left: -75%;
    width: 50%;
    height: 100%;
    background: linear-gradient(
        to right,
        rgba(255, 255, 255, 0) 0%,
        rgba(255, 255, 255, 0.3) 100%
    );
    transform: skewX(-25deg);
    transition: all 0.75s;
}

.btn:hover:before {
    animation: shine 0.75s;
}

@keyframes shine {
    100% {
        left: 125%;
    }
}

/* Ensure text remains visible during animation */
.btn.primary:hover {
    color: white;
}

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

/* Sections */
section {
    padding: 5rem 1rem;
    max-width: 1200px;
    margin: 0 auto;
}

section h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.5rem;
}

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

.skills-show-more {
    text-align: center;
    padding: 1rem 2rem;
    margin-top: 1rem;
}

.show-more-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    margin-bottom: 0.5rem;
}

.skills-summary {
    font-size: 0.9rem;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.4;
}

.skill-card {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

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

.skill-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

/* Projects Section */
.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}
.projects-cta {
    text-align: center;
    margin: 20px 0;
    padding: 0.75rem 1.5rem;
    margin-bottom: 0.5rem;
}
.projects-cta .btn {
    padding: 0.3rem 1rem;
    font-size: 0.85rem;
    white-space: nowrap;
}
.experience-section {
    margin-top: 2rem;
}

.experience-list {
    list-style: none;
    padding-left: 0;
    margin: 1rem 0 0;
}

.experience-list li {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

/* Contact Section */
.contact {
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--bg-color) 100%);
    padding: 5rem 1rem;
}

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

.contact h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-color);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

/* Contact Info Cards */
.contact-info {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

.contact-card {
    background: rgba(255, 255, 255, 0.9);
    padding: 1.5rem;
    border-radius: 15px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.contact-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    transition: transform 0.3s ease;
}

.contact-card:hover .contact-icon {
    transform: rotate(360deg);
}

.contact-icon i {
    font-size: 1.5rem;
    color: white;
}

.contact-card h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.contact-detail {
    color: var(--text-color);
    text-decoration: none;
    font-size: 1.1rem;
    transition: color 0.3s ease;
}

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

/* Contact Form */
.contact-form-container {
    background: rgba(255, 255, 255, 0.9);
    padding: 2rem;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.form-group {
    position: relative;
    margin-bottom: 2rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.8rem 0;
    font-size: 1rem;
    border: none;
    border-bottom: 2px solid #ddd;
    background: transparent;
    outline: none;
    transition: border-color 0.3s ease;
}

.form-group label {
    position: absolute;
    top: 0.8rem;
    left: 0;
    font-size: 1rem;
    color: #666;
    transition: all 0.3s ease;
    pointer-events: none;
}

.form-group input:focus ~ label,
.form-group textarea:focus ~ label,
.form-group input:valid ~ label,
.form-group textarea:valid ~ label {
    top: -1.2rem;
    font-size: 0.8rem;
    color: var(--primary-color);
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary-color);
}

.form-group textarea {
    min-height: 100px;
    resize: vertical;
}

.form-border {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: width 0.3s ease;
}

.form-group input:focus ~ .form-border,
.form-group textarea:focus ~ .form-border {
    width: 100%;
}

.submit-btn {
    background: var(--primary-color);
    color: white;
    padding: 1rem 2rem;
    border: none;
    border-radius: 30px;
    cursor: pointer;
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    width: fit-content;
    margin: 0 auto;
}

.submit-btn:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
}

.submit-btn i {
    transition: transform 0.3s ease;
}

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

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

.social-icon {
    width: 50px;
    height: 50px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 1.5rem;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.social-icon:hover {
    transform: translateY(-5px);
    color: white;
    background: var(--primary-color);
}

/* Responsive Design */
@media (max-width: 768px) {
    .contact-wrapper {
        grid-template-columns: 1fr;
    }

    .contact-info {
        order: 2;
    }

    .contact-form-container {
        order: 1;
    }

    .social-icon {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }
}

/* Footer */
footer {
    text-align: center;
    padding: 2rem;
    background: var(--text-color);
    color: white;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .typing-text {
        font-size: 1.2rem;
    }
}

/* About Page Styles */
.about-page {
    padding-top: 100px;
    min-height: 100vh;
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--bg-color) 100%);
}

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

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

.about-header h1 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    color: var(--text-color);
}

.tech-stack {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin: 1.5rem 0;
}

.tech-stack i {
    font-size: 2.5rem;
    color: var(--primary-color);
    transition: all 0.3s ease;
}

.tech-stack i:hover {
    transform: translateY(-5px);
    color: var(--secondary-color);
}

.about-content {
    background: rgba(255, 255, 255, 0.9);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    margin-bottom: 2rem;
}

.about-text h2 {
    color: var(--primary-color);
    font-size: 2rem;
    margin-bottom: 1rem;
}

.intro {
    font-size: 1.2rem;
    line-height: 1.6;
    margin-bottom: 2rem;
    color: var(--text-color);
}

.expertise-section {
    margin: 3rem 0;
}

.expertise-section h3 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: var(--text-color);
}

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 1.5rem;
}

.expertise-card {
    background: white;
    padding: 1.5rem;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

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

.expertise-card h4 {
    color: var(--primary-color);
    font-size: 1.2rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.expertise-card i {
    font-size: 1.2rem;
}

.journey-section,
.approach-section {
    margin: 3rem 0;
}

.journey-section h3,
.approach-section h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.approach-list {
    list-style: none;
    padding: 0;
}

.approach-list li {
    margin-bottom: 1rem;
    padding-left: 1.5rem;
    position: relative;
}

.approach-list li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

.cta-section {
    text-align: center;
    margin-top: 3rem;
}

/* Responsive Design for About Page */
@media (max-width: 768px) {
    .about-header h1 {
        font-size: 2.5rem;
    }

    .tech-stack {
        gap: 1rem;
    }

    .tech-stack i {
        font-size: 2rem;
    }

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

    .about-content {
        padding: 1.5rem;
    }
}

/* Toast Notification Styles */
.toast {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: #fdb44b;
    color: white;
    padding: 15px 25px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    z-index: 9999;
    display: none;
    font-weight: 500;
    font-size: 1rem;
    transform: translateX(100%);
    opacity: 0;
    transition: all 0.3s ease;
}

.toast.show {
    display: block;
    transform: translateX(0);
    opacity: 1;
}

.toast.hide {
    transform: translateX(100%);
    opacity: 0;
}