:root {
    --bg-dark: #0f172a;
    --bg-card: rgba(30, 41, 59, 0.7);
    --accent-blue: #38bdf8;
    --accent-glow: rgba(56, 189, 248, 0.3);
    --text-main: #f1f5f9;
    --text-muted: #94a3b8;
    --white: #ffffff;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1.5rem 10%;
    display: flex;
    justify-content: center;
    z-index: 1000;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(10px);
    padding: 1rem 10%;
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

.nav-container {
    width: 100%;
    max-width: 1200px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    text-decoration: none;
    font-family: 'Fira Code', monospace;
}

.nav-logo span {
    color: var(--accent-blue);
}

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

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    font-size: 0.9rem;
}

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

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    padding: 0 20px;
}

.hero-content {
    z-index: 2;
}

.main-logo {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    margin-bottom: 2rem;
    filter: drop-shadow(0 0 15px var(--accent-glow));
    animation: float 3s ease-in-out infinite;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
}

.highlight {
    color: var(--accent-blue);
}

.typewriter {
    font-family: 'Fira Code', monospace;
    font-size: 1.2rem;
    color: var(--text-muted);
    min-height: 1.6em;
}

.hero-btns {
    margin-top: 2rem;
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.btn-primary, .btn-secondary {
    padding: 0.8rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.btn-primary {
    background: var(--accent-blue);
    color: var(--bg-dark);
}

.btn-primary:hover {
    box-shadow: 0 0 20px var(--accent-glow);
    transform: translateY(-3px);
}

.btn-secondary {
    border: 1px solid var(--accent-blue);
    color: var(--accent-blue);
}

.btn-secondary:hover {
    background: var(--accent-glow);
}

.hero-bg-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    z-index: 1;
    filter: blur(50px);
}

/* Sections General */
section {
    padding: 100px 10%;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 4rem;
    position: relative;
}

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

/* About */
.about-container {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    font-size: 1.1rem;
    color: var(--text-muted);
}

.about-text p {
    margin-bottom: 1.5rem;
}

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

.project-card {
    background: var(--bg-card);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 20px;
    overflow: hidden;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

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

.project-img img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.project-info {
    padding: 1.5rem;
}

.project-info h3 {
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.tech-stack span {
    background: rgba(56, 189, 248, 0.1);
    color: var(--accent-blue);
    font-size: 0.75rem;
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
    border: 1px solid var(--accent-blue);
}

.project-info p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

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

.link-btn {
    text-decoration: none;
    color: var(--white);
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
}

.link-btn:hover {
    color: var(--accent-blue);
}

.link-btn.live {
    color: #a6e3a1;
}

/* Skills */
.skills-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.skill-category {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 20px;
    border: 1px solid rgba(255,255,255,0.1);
    text-align: center;
}

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

.skill-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.8rem;
}

.skill-list span {
    background: rgba(255,255,255,0.05);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: 0.9rem;
    transition: var(--transition);
}

.skill-list span:hover {
    background: var(--accent-blue);
    color: var(--bg-dark);
}

/* Contact */
.contact {
    text-align: center;
}

.contact-card {
    max-width: 600px;
    margin: 0 auto;
    background: var(--bg-card);
    padding: 3rem;
    border-radius: 20px;
    border: 1px solid var(--accent-blue);
}

.contact-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 2rem;
}

.contact-item {
    color: var(--white);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.contact-item:hover {
    color: var(--accent-blue);
}

footer {
    text-align: center;
    padding: 2rem;
    color: var(--text-muted);
    font-size: 0.8rem;
}

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

/* Mobile Responsive */
@media (max-width: 768px) {
    .nav-links { display: none; }
    .hero h1 { font-size: 2.2rem; }
    section { padding: 60px 5%; }
}