:root {
    --bg: #050505;
    --accent: #00FFFF;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --card-bg: rgba(255, 255, 255, 0.05);
}

* {
    margin: 0; padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

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

/* Background Grid Effect */
body::before {
    content: "";
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background-image: radial-gradient(circle at 2px 2px, rgba(0, 255, 255, 0.05) 1px, transparent 0);
    background-size: 40px 40px;
    z-index: -1;
}

/* Header */
header {
    position: fixed;
    top: 0; width: 100%;
    padding: 20px 8%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(5, 5, 5, 0.9);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.logo { font-size: 1.5rem; font-weight: 800; }
.logo span { color: var(--accent); }

nav a {
    color: var(--text-primary);
    text-decoration: none;
    margin-left: 30px;
    font-size: 0.9rem;
    transition: 0.3s;
}

nav a:hover { color: var(--accent); }

.nav-cta {
    border: 1px solid var(--accent);
    padding: 8px 20px;
    border-radius: 5px;
}

/* Hero Section */
.section-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 120px 25px;
}

.hero-container {
    display: flex;
    align-items: center;
    min-height: 80vh;
    gap: 50px;
}

.hero-text { flex: 1; }
.hero-img-container { flex: 1; text-align: center; }

.hero-text h1 { font-size: 3.5rem; margin-bottom: 10px; }
.name { color: var(--accent); }
.hero-text h2 { font-size: 1.8rem; color: var(--text-secondary); margin-bottom: 20px; }
.hero-desc { margin-bottom: 30px; color: var(--text-secondary); max-width: 500px; }

.main-btn {
    display: inline-block;
    background: var(--accent);
    color: #000;
    padding: 12px 30px;
    text-decoration: none;
    font-weight: 600;
    border-radius: 5px;
    box-shadow: 0 0 20px rgba(0, 255, 255, 0.3);
    transition: 0.3s;
}

.main-btn:hover { transform: scale(1.05); }

.hero-img { width: 100%; max-width: 450px; animation: float 6s ease-in-out infinite; }

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

.social-links { margin-bottom: 25px; }
.social-links a { color: #fff; font-size: 1.5rem; margin-right: 20px; transition: 0.3s; }
.social-links a:hover { color: var(--accent); }

/* About Section */
.about-container { display: flex; align-items: center; gap: 80px; }
.about-img-box { flex: 1; }
.about-img-box img { width: 100%; border-radius: 10px; border-left: 5px solid var(--accent); }
.about-text { flex: 1.2; }
.section-title { font-size: 2.5rem; margin-bottom: 20px; color: var(--accent); }
.section-title.center { text-align: center; margin-bottom: 50px; }

/* Skills Section */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.skill-card {
    background: var(--card-bg);
    padding: 40px;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: 0.3s;
    text-align: center;
}

.skill-card:hover { border-color: var(--accent); transform: translateY(-10px); }
.skill-card i { font-size: 2.5rem; color: var(--accent); margin-bottom: 20px; }

.skill-tags { list-style: none; display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-top: 15px; }
.skill-tags li { background: rgba(255,255,255,0.1); padding: 5px 12px; border-radius: 20px; font-size: 0.8rem; }

/* Projects Section */
.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.project-box {
    background: #0d0d0d;
    padding: 40px;
    border-radius: 10px;
    border-bottom: 4px solid #1a1a1a;
    transition: 0.3s;
}

.project-box:hover { border-bottom-color: var(--accent); transform: translateY(-5px); }
.project-icon { font-size: 2rem; color: var(--accent); margin-bottom: 15px; }
.project-tech { display: block; margin: 15px 0; color: var(--accent); font-size: 0.8rem; font-weight: 600; }
.project-link { color: #fff; text-decoration: none; font-size: 0.9rem; border-bottom: 1px solid var(--accent); }

/* Footer */
footer { text-align: center; padding: 50px; border-top: 1px solid rgba(255,255,255,0.1); color: var(--text-secondary); font-size: 0.9rem; }

/* Mobile */
@media (max-width: 768px) {
    .hero-container, .about-container { flex-direction: column; text-align: center; }
    .hero-text h1 { font-size: 2.5rem; }
    nav { display: none; }
    .burger { display: block; cursor: pointer; }
    .line { width: 25px; height: 3px; background: #fff; margin: 5px; }
}