:root {
    /* Color Palette */
    --bg-color: #0f172a;
    /* Dark Blue/Black */
    --surface-color: #1e293b;
    --primary-color: #22c55e;
    /* Green Accent */
    --primary-color-glow: rgba(34, 197, 94, 0.4);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;

    /* Typography */
    --font-main: 'Poppins', sans-serif;

    /* Layout */
    --nav-height: 80px;
    --container-width: 1200px;

    /* Effects */
    --transition: all 0.3s ease;
    --glass-bg: rgba(30, 41, 59, 0.7);
    --glass-border: rgba(255, 255, 255, 0.1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 2rem;
}

.section-padding {
    padding: 100px 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background-color: var(--primary-color);
    border-radius: 2px;
    box-shadow: 0 0 10px var(--primary-color-glow);
}

.highlight {
    color: var(--primary-color);
    text-shadow: 0 0 15px var(--primary-color-glow);
}

/* Animations */
@keyframes float {
    0% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-10px);
    }

    100% {
        transform: translateY(0px);
    }
}

@keyframes pulse-glow {
    0% {
        box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.4);
    }

    70% {
        box-shadow: 0 0 0 15px rgba(34, 197, 94, 0);
    }

    100% {
        box-shadow: 0 0 0 0 rgba(34, 197, 94, 0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Scroll Animation Classes */
.hidden {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.show {
    opacity: 1;
    transform: translateY(0);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    border-radius: 30px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

.primary-btn {
    background-color: var(--primary-color);
    color: #fff;
    box-shadow: 0 4px 15px var(--primary-color-glow);
}

.primary-btn:hover {
    background-color: transparent;
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px var(--primary-color-glow);
}

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

.secondary-btn:hover {
    background-color: var(--text-primary);
    color: var(--bg-color);
    transform: translateY(-3px);
}

/* Navbar */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    height: var(--nav-height);
    z-index: 1000;
    transition: var(--transition);
    background-color: transparent;
}

nav.scrolled {
    background-color: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

.nav-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 2rem;
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: 1px;
}

.logo span {
    color: var(--primary-color);
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links li a {
    font-weight: 500;
    font-size: 1rem;
    position: relative;
}

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

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

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

.menu-toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-primary);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: var(--nav-height) 2rem 0;
    max-width: var(--container-width);
    margin: 0 auto;
}

.hero-content {
    flex: 1;
    padding-right: 2rem;
}

.hero h1 {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    max-width: 600px;
}

.typing-container {
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--primary-color);
    margin-bottom: 2.5rem;
    height: 36px;
}

.cursor {
    display: inline-block;
    width: 3px;
    background-color: var(--primary-color);
    animation: blink 1s infinite;
}

@keyframes blink {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0;
    }
}

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

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.img-wrapper {
    width: 350px;
    height: 350px;
    border-radius: 50%;
    padding: 10px;
    background: linear-gradient(45deg, var(--primary-color), transparent);
    animation: pulse-glow 3s infinite;
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    border: 4px solid var(--bg-color);
}

/* About Section */
.about-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    font-size: 1.1rem;
    color: var(--text-secondary);
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 3rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

/* Skills Section */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 2rem;
    text-align: center;
}

.skill-card {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 15px;
    padding: 2rem 1rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.skill-card:hover {
    transform: translateY(-10px) scale(1.05);
    background: rgba(30, 41, 59, 0.9);
    border-color: var(--primary-color);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.4), 0 0 15px var(--primary-color-glow);
}

.skill-icon {
    font-size: 3rem;
    width: 50px;
    height: 50px;
    margin: 0 auto 1rem auto;
    display: inline-block;
    animation: float 4s ease-in-out infinite;
}

/* Individual animation delays so they don't bounce together */
.skill-card:nth-child(even) .skill-icon {
    animation-delay: 1s;
}

.skill-card h3 {
    font-size: 1.1rem;
    font-weight: 500;
}

.badge {
    position: absolute;
    top: 10px;
    right: -25px;
    background-color: #f59e0b;
    color: #fff;
    font-size: 0.7rem;
    padding: 2px 30px;
    transform: rotate(45deg);
    font-weight: 600;
}

/* Languages Section */
.lang-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.lang-card {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
}

.lang-card:hover {
    transform: translateY(-5px);
    border-color: rgba(255, 255, 255, 0.3);
}

.lang-card i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.lang-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.lang-card p {
    color: var(--text-secondary);
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
}

.service-card {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 2.5rem;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-color);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3), 0 0 15px var(--primary-color-glow);
}

.service-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    display: inline-block;
    padding: 1rem;
    background: rgba(34, 197, 94, 0.1);
    border-radius: 50%;
}

.service-card h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
}

.service-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Projects Section */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
}

.project-card {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.5), 0 0 20px rgba(34, 197, 94, 0.2);
    border-color: rgba(255, 255, 255, 0.2);
}

.project-img-placeholder {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, #1e293b, #0f172a);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.5rem;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--glass-border);
}

.project-info {
    padding: 1.5rem;
}

.project-info h3 {
    font-size: 1.4rem;
    margin-bottom: 0.8rem;
    color: var(--primary-color);
}

.project-info p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tech-stack span {
    background: rgba(255, 255, 255, 0.05);
    padding: 0.3rem 0.8rem;
    border-radius: 12px;
    font-size: 0.8rem;
    color: var(--text-primary);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Contact Section */
.contact-wrapper {
    display: flex;
    gap: 3rem;
    justify-content: center;
    flex-wrap: wrap;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-info.flex-column {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    flex: 1;
    min-width: 300px;
}

.contact-card {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
}

.contact-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3), 0 0 15px var(--primary-color-glow);
}

.contact-card i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.contact-card h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.contact-card a {
    color: var(--text-secondary);
    font-size: 1rem;
}

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

/* Contact Form Styling */
.contact-form-container {
    flex: 1;
    min-width: 300px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 2.5rem 2rem;
}

.contact-form-container h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
    text-align: center;
}

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

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    color: var(--text-primary);
    font-family: var(--font-main);
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 10px var(--primary-color-glow);
}

.submit-btn {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.1rem;
}

/* Footer */
footer {
    background: rgba(15, 23, 42, 0.95);
    border-top: 1px solid var(--glass-border);
    padding: 2rem 0;
    text-align: center;
}

footer .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

footer p {
    color: var(--text-secondary);
}

.social-links {
    display: flex;
    gap: 1.5rem;
}

.social-links a {
    color: var(--text-secondary);
    font-size: 1.5rem;
    transition: var(--transition);
}

.social-links a:hover {
    color: var(--primary-color);
    transform: translateY(-3px);
}

/* Back to Top */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.2rem;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition);
    z-index: 999;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background-color: #16a34a;
    transform: translateY(-5px);
}

/* Media Queries for Responsiveness */
@media screen and (max-width: 992px) {
    .hero {
        flex-direction: column-reverse;
        text-align: center;
        justify-content: center;
        padding-top: calc(var(--nav-height) + 2rem);
    }

    .hero-content {
        padding-right: 0;
        margin-top: 3rem;
    }

    .hero h1 {
        font-size: 3rem;
    }

    .subtitle {
        margin: 0 auto 1.5rem;
    }

    .typing-container {
        justify-content: center;
    }

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

@media screen and (max-width: 768px) {
    .menu-toggle {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: var(--nav-height);
        left: -100%;
        width: 100%;
        height: calc(100vh - var(--nav-height));
        background-color: rgba(15, 23, 42, 0.98);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        transition: 0.4s ease-in-out;
        gap: 3rem;
        backdrop-filter: blur(10px);
    }

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

    .nav-links li a {
        font-size: 1.5rem;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .img-wrapper {
        width: 250px;
        height: 250px;
    }

    .about-content {
        padding: 2rem 1.5rem;
    }

    footer .container {
        flex-direction: column;
    }

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

@media screen and (max-width: 480px) {
    .projects-grid {
        grid-template-columns: 1fr;
    }

    .contact-card {
        width: 100%;
    }

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

    .typing-container {
        font-size: 1.2rem;
    }
}