/* Modern Reset & Variables */
:root {
    --bg-color: #0a0a0a;
    --surface-color: #1a1a1a;
    --surface-color-hover: #252525;
    --primary-color: #00f2ff; /* Neon Cyan */
    --secondary-color: #7000ff; /* Deep Purple */
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --accent-gradient: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --font-main: 'Outfit', sans-serif;
    --transition-speed: 0.3s;
}

* {
    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;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; color: var(--primary-color); text-align: center; margin-bottom: 3rem; }
h3 { font-size: 1.5rem; }
p { color: var(--text-secondary); margin-bottom: 1rem; }
a { text-decoration: none; color: inherit; transition: var(--transition-speed); }

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

.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    background: var(--accent-gradient);
    color: white;
    border-radius: 50px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 242, 255, 0.3);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--glass-border);
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

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

.menu-icon {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: radial-gradient(circle at 50% 50%, rgba(112, 0, 255, 0.1) 0%, rgba(10, 10, 10, 1) 70%);
    padding-top: 80px;
}

.hero-content h1 {
    margin-bottom: 1rem;
}

.hero-content p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-weight: 600;
}

/* About Section */
section {
    padding: 5rem 0;
}

.about-content {
    display: flex;
    align-items: center;
    gap: 4rem;
    background: var(--glass-bg);
    padding: 3rem;
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(5px);
}

.about-img {
    width: 300px;
    height: 300px;
    border-radius: 20px;
    object-fit: cover;
    box-shadow: var(--glass-shadow);
}

/* Skills Section */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.skill-category {
    background: var(--surface-color);
    padding: 2rem;
    border-radius: 15px;
    border: 1px solid var(--glass-border);
    transition: var(--transition-speed);
}

.skill-category:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
}

.skill-category h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--glass-border);
    padding-bottom: 0.5rem;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.skill-tag {
    background: rgba(255, 255, 255, 0.1);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.9rem;
    color: var(--text-primary);
}

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

.timeline::after {
    content: '';
    position: absolute;
    width: 2px;
    background: var(--glass-border);
    top: 0;
    bottom: 0;
    left: 50%;
    margin-left: -1px;
}

.timeline-item {
    padding: 10px 40px;
    position: relative;
    background-color: inherit;
    width: 50%;
}

.timeline-item::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    right: -10px;
    background-color: var(--bg-color);
    border: 4px solid var(--primary-color);
    top: 15px;
    border-radius: 50%;
    z-index: 1;
}

.left {
    left: 0;
}

.right {
    left: 50%;
}

.left::before {
    content: " ";
    height: 0;
    position: absolute;
    top: 22px;
    width: 0;
    z-index: 1;
    right: 30px;
    border: medium solid var(--surface-color);
    border-width: 10px 0 10px 10px;
    border-color: transparent transparent transparent var(--surface-color);
}

.right::before {
    content: " ";
    height: 0;
    position: absolute;
    top: 22px;
    width: 0;
    z-index: 1;
    left: 30px;
    border: medium solid var(--surface-color);
    border-width: 10px 10px 10px 0;
    border-color: transparent var(--surface-color) transparent transparent;
}

.right::after {
    left: -10px;
}

.content {
    padding: 20px 30px;
    background-color: var(--surface-color);
    position: relative;
    border-radius: 15px;
    border: 1px solid var(--glass-border);
}

/* Projects Section */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.project-card {
    background: var(--surface-color);
    border-radius: 15px;
    overflow: hidden;
    border: 1px solid var(--glass-border);
    transition: var(--transition-speed);
    position: relative;
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    border-color: var(--primary-color);
}

.project-content {
    padding: 2rem;
}

.project-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.project-links {
    margin-top: 1.5rem;
    display: flex;
    gap: 1rem;
}

.project-link {
    font-size: 0.9rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.project-link:hover {
    color: var(--primary-color);
}

/* Contact Section */
.contact-list {
    display: flex;
    justify-content: center;
    gap: 3rem;
    list-style: none;
    flex-wrap: wrap;
}

.contact-list a {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    font-size: 1.2rem;
    padding: 2rem;
    background: var(--surface-color);
    border-radius: 15px;
    min-width: 150px;
    border: 1px solid var(--glass-border);
}

.contact-list a:hover {
    background: var(--surface-color-hover);
    border-color: var(--primary-color);
    transform: translateY(-5px);
}

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

/* Footer */
footer {
    text-align: center;
    padding: 2rem;
    background: var(--surface-color);
    margin-top: 4rem;
    border-top: 1px solid var(--glass-border);
}

/* Responsive */
@media screen and (max-width: 768px) {
    .menu-icon {
        display: block;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--surface-color);
        flex-direction: column;
        padding: 2rem;
        text-align: center;
        border-bottom: 1px solid var(--glass-border);
    }

    .nav-links.active {
        display: flex;
    }

    .about-content {
        flex-direction: column;
        text-align: center;
        padding: 2rem;
    }

    .timeline::after {
        left: 31px;
    }

    .timeline-item {
        width: 100%;
        padding-left: 70px;
        padding-right: 25px;
    }

    .timeline-item::before {
        left: 60px;
        border: medium solid white;
        border-width: 10px 10px 10px 0;
        border-color: transparent white transparent transparent;
    }

    .left::after, .right::after {
        left: 21px;
    }

    .right {
        left: 0%;
    }
    
    .left::before, .right::before {
        left: 60px;
        border-width: 10px 10px 10px 0;
        border-color: transparent var(--surface-color) transparent transparent;
    }
    
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
}