:root {
    --bg-color: #0f1115;
    --card-bg: #161b22;
    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --accent: #6366f1; /* Indigo */
    --accent-hover: #4f46e5;
    --font-main: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    --border-radius: 16px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

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

/* Navbar */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem 5%;
    position: absolute;
    width: 100%;
    top: 0;
    z-index: 10;
}

.logo {
    font-weight: 700;
    font-size: 1.5rem;
    letter-spacing: -0.5px;
}

.nav-links a {
    margin-left: 2rem;
    color: var(--text-secondary);
    font-weight: 500;
}

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

/* Hero Section */
.hero {
    height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 0 1rem;
    background: radial-gradient(circle at 50% 10%, rgba(99, 102, 241, 0.15) 0%, transparent 50%);
}

.hero h1 {
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.highlight {
    background: linear-gradient(to right, #818cf8, #c084fc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    color: var(--text-secondary);
    font-size: 1.25rem;
    max-width: 600px;
    margin: 0 auto 2.5rem;
}

.cta-button {
    background-color: var(--text-primary);
    color: var(--bg-color);
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-weight: 600;
    display: inline-block;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px -10px rgba(255, 255, 255, 0.2);
}

/* Container */
.container {
    padding: 5rem 5%;
    max-width: 1400px;
    margin: 0 auto;
}

.section-title {
    font-size: 2rem;
    margin-bottom: 3rem;
    font-weight: 600;
}

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

.project-card {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 2.5rem;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 300px;
    position: relative;
    overflow: hidden;
}

.project-card:hover {
    border-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-5px);
    background-color: #1a2029;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
}

.project-card:hover::before {
    transform: scaleX(1);
}

.project-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.project-card p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    flex-grow: 1;
}

.tags {
    margin-bottom: 2rem;
}

.tag {
    background: rgba(255, 255, 255, 0.05);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-right: 0.5rem;
}

.project-link {
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    color: var(--accent);
}

.arrow {
    margin-left: 0.5rem;
    transition: transform 0.2s;
}

.project-link:hover .arrow {
    transform: translateX(5px);
}

/* Placeholder card style */
.project-card.placeholder {
    border-style: dashed;
    justify-content: center;
    align-items: center;
    text-align: center;
    opacity: 0.5;
}

.project-card.placeholder h3 {
    font-size: 1.2rem;
}

.project-card.placeholder p {
    margin-bottom: 0;
}

/* Contact Section */
.contact-box {
    text-align: center;
    background: linear-gradient(135deg, var(--card-bg) 0%, #1c222b 100%);
    padding: 5rem 2rem;
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.email-link {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent);
    display: inline-block;
    margin-top: 1.5rem;
    border-bottom: 2px solid transparent;
}

.email-link:hover {
    border-bottom-color: var(--accent);
}

/* Footer */
footer {
    text-align: center;
    padding: 3rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 3rem;
    }
    
    .navbar {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav-links a {
        margin: 0 1rem;
    }

    .email-link {
        font-size: 1.5rem;
    }
}