@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;700&display=swap');

:root {
    --primary-color: #00ff00;
    --background-color: #0a0a0a;
    --card-background: #1a1a1a;
    --text-color: #e0e0e0;
    --secondary-text-color: #a0a0a0;
    --border-color: #2a2a2a;
    --glow-color: rgba(0, 255, 0, 0.5);
}

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

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

header {
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    z-index: 1000;
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(10px);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5%;
    max-width: 1400px;
    margin: 0 auto;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.nav-links {
    display: flex;
}

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

.nav-links ul li {
    margin-left: 2rem;
}

.nav-links ul li a {
    color: var(--text-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.hamburger {
    display: none;
    cursor: pointer;
}

.hamburger div {
    width: 25px;
    height: 3px;
    background-color: var(--text-color);
    margin: 5px;
    transition: all 0.3s ease;
}

main {
    padding-top: 60px; /* Header height */
}

section {
    padding: 4rem 5%;
    max-width: 1400px;
    margin: 0 auto;
    text-align: center;
}

.section-title {
    display: inline-block;
    padding: 0.5rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 20px;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    color: var(--secondary-text-color);
}

h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

h2 b {
    color: var(--primary-color);
    font-weight: 700;
}

h2 + .subtitle {
    font-size: 1.1rem;
    color: var(--secondary-text-color);
    margin-bottom: 3rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.btn {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 700;
    transition: all 0.3s ease;
}

.btn-primary {
    background-color: var(--primary-color);
    color: #000;
    border: 2px solid var(--primary-color);
}

.btn-primary:hover {
    background-color: transparent;
    color: var(--primary-color);
    box-shadow: 0 0 10px var(--glow-color);
}

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

.btn-secondary:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    box-shadow: 0 0 10px var(--glow-color);
}

/* Hero Section */
#hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: url('https://images.unsplash.com/photo-1550745165-9bc0b252726a?ixlib=rb-4.0.3&ixid=MnwxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8&auto=format&fit=crop&w=1770&q=80') no-repeat center center/cover;
    background-color: rgba(0,0,0,0.7);
    background-blend-mode: multiply;
}

.hero-container {
    display: flex;
    flex-direction: column-reverse;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    width: 100%;
}

.hero-content {
    text-align: center;
}

#hero .tagline {
    margin-bottom: 1rem;
    color: var(--secondary-text-color);
}

#hero h1 {
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

#hero h2 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    font-weight: 400;
}

#hero p {
    max-width: 600px;
    margin: 0 auto 2rem;
    font-size: 1.1rem;
}

.hero-buttons .btn {
    margin: 0.5rem;
}

.hero-photo img {
    width: 250px;
    height: 250px;
    object-fit: cover;
    border-radius: 50%;
    border: 3px solid var(--border-color);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.hero-photo img:hover {
    border-color: var(--primary-color);
    box-shadow: 0 0 20px 7px var(--glow-color);
}

/* About Section */
.about-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    align-items: center;
    text-align: left;
}

.about-photo {
    width: 100%;
    max-width: 250px;
    margin: 0 auto;
}

.about-photo img {
    width: 250px;
    height: 250px;
    object-fit: cover;
    border-radius: 50%;
    border: 3px solid var(--border-color);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.about-photo img:hover {
    border-color: var(--primary-color);
    box-shadow: 0 0 15px 5px var(--glow-color);
}

.about-text-content {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.about-card {
    background: var(--card-background);
    padding: 2rem;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.about-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 0 15px 5px var(--glow-color);
    border-color: var(--primary-color);
}

.about-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

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

/* Skills Section */
.skills-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

.skill-category {
    background: var(--card-background);
    padding: 2rem;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    text-align: left;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.skill-category:hover {
    transform: translateY(-5px);
    box-shadow: 0 0 15px 5px var(--glow-color);
    border-color: var(--primary-color);
}

.skill-category h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.skill {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
}

.skill p {
    width: 120px;
    flex-shrink: 0;
}

.progress-bar-container {
    flex: 1;
    height: 10px;
    background-color: #333;
    border-radius: 5px;
    overflow: hidden;
    margin: 0 1rem;
}

.progress-bar {
    height: 100%;
    background-color: var(--primary-color);
    border-radius: 5px;
}

.skill span {
    width: 40px;
    text-align: right;
    color: var(--secondary-text-color);
}

/* Projects Section */
.projects-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
}

.project-card {
    background: var(--card-background);
    padding: 2rem;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    text-align: left;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 0 15px 5px var(--glow-color);
    border-color: var(--primary-color);
}

.project-status {
    align-self: flex-end;
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    margin-bottom: 1rem;
}

.in-development {
    background-color: rgba(255, 165, 0, 0.2);
    color: orange;
}

.completed {
     background-color: rgba(0, 255, 0, 0.2);
    color: var(--primary-color);
}

.project-card h3 {
    margin-bottom: 1rem;
}

.project-card p {
    color: var(--secondary-text-color);
    flex-grow: 1;
}

.project-tags {
    margin: 1.5rem 0;
}

.project-tags span {
    display: inline-block;
    background: #333;
    color: var(--secondary-text-color);
    padding: 0.3rem 0.7rem;
    border-radius: 5px;
    margin-right: 0.5rem;
    font-size: 0.8rem;
    margin-bottom: 0.5rem;
}

.project-buttons .btn {
    margin-right: 0.5rem;
}

.view-all .btn {
    margin-top: 1rem;
}

/* Contact Section */
.contact-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    text-align: left;
}

.contact-info h3, .contact-form h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.info-item {
    display: flex;
    align-items: center;
    margin-bottom: 1.5rem;
}

.info-item .icon {
    font-size: 1.5rem;
    margin-right: 1rem;
    color: var(--primary-color);
}

.info-item h4 {
    margin-bottom: 0.2rem;
}
.info-item p {
    color: var(--secondary-text-color);
}

.social-links {
    margin: 2rem 0;
}

.social-link {
    display: inline-block;
    border: 1px solid var(--border-color);
    padding: 0.5rem 1.5rem;
    border-radius: 5px;
    margin-right: 1rem;
    text-decoration: none;
    color: var(--text-color);
    transition: all 0.3s ease;
}

.social-link:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    box-shadow: 0 0 10px var(--glow-color);
}

.availability ul {
    list-style: none;
    padding-left: 1.5rem;
}

.availability li {
    position: relative;
    color: var(--secondary-text-color);
    margin-bottom: 0.5rem;
}

.availability li::before {
    content: '•';
    color: var(--primary-color);
    position: absolute;
    left: -1.5rem;
}

.contact-form {
    background: var(--card-background);
    padding: 2rem;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.contact-form:hover {
    transform: translateY(-5px);
    box-shadow: 0 0 15px 5px var(--glow-color);
    border-color: var(--primary-color);
}

.contact-form form .form-row {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.contact-form input, .contact-form textarea {
    width: 100%;
    padding: 1rem;
    background: #111;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    color: var(--text-color);
    margin-bottom: 1rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.contact-form input:focus, .contact-form textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 5px var(--glow-color);
}

.contact-form textarea {
    height: 150px;
    resize: vertical;
}

.contact-form button {
    width: 100%;
}

/* Footer */
footer {
    text-align: center;
    padding: 2rem 5%;
    border-top: 1px solid var(--border-color);
    color: var(--secondary-text-color);
    font-size: 0.9rem;
}

/* Responsive Design */
@media screen and (max-width: 768px) {
    .nav-links {
        position: absolute;
        right: 0px;
        height: 92vh;
        top: 8vh;
        background-color: var(--background-color);
        display: flex;
        flex-direction: column;
        align-items: center;
        width: 50%;
        transform: translateX(100%);
        transition: transform 0.5s ease-in;
    }

    .nav-links ul {
        flex-direction: column;
        width: 100%;
        text-align: center;
    }

    .nav-links ul li {
        margin: 1.5rem 0;
        width: 100%;
    }

    .nav-links ul li a {
        display: block;
    }

    .hamburger {
        display: block;
    }
}

.nav-active {
    transform: translateX(0%);
}

.toggle .line1 {
    transform: rotate(-45deg) translate(-5px, 6px);
}

.toggle .line2 {
    opacity: 0;
}

.toggle .line3 {
    transform: rotate(45deg) translate(-5px, -6px);
}


@media (min-width: 769px) {
    h2 {
        font-size: 2.5rem;
    }
    
    .contact-form form .form-row {
        flex-direction: row;
        gap: 1rem;
    }

    .projects-container {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
}

@media (min-width: 992px) {
    .hero-container {
        flex-direction: row;
        gap: 3rem;
    }
    .hero-content {
        text-align: left;
    }

    #hero h1 {
        font-size: 4rem;
    }
    #hero h2 {
        font-size: 2rem;
    }
    #hero p {
        margin: 0 0 2rem 0;
    }
    .hero-photo {
        margin-bottom: 0;
    }
    .hero-photo img {
        width: 300px;
        height: 300px;
    }
    .about-container {
        grid-template-columns: 1fr 2fr;
        gap: 3rem;
    }
    .skills-container {
        grid-template-columns: repeat(2, 1fr);
    }
    .contact-container {
        grid-template-columns: 1fr 1fr;
    }
}