:root {
    --primary: #00d4ff;
    --secondary: #0099ff;
    --dark: #0a0e27;
    --darker: #050814;
    --light: #f8f9fa;
    --gray: #6c757d;
    --tech-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: #333;
    background: var(--light);
}

/* Header */
header {
    background: var(--dark);
    color: white;
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0, 212, 255, 0.3);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 2rem;
    font-weight: 800;
    text-decoration: none;
    color: white;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.main-nav a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s;
}

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

.btn-blog {
    background: var(--tech-gradient);
    padding: 0.5rem 1.5rem;
    border-radius: 20px;
}

.btn-blog:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background: white;
    transition: all 0.3s;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 10rem 2rem 6rem;
    margin-top: 70px;
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero h1 {
    font-size: 4rem;
    margin-bottom: 1rem;
    font-weight: 800;
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary), white);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    opacity: 0.9;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    padding: 1rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    display: inline-block;
}

.btn-primary {
    background: white;
    color: var(--dark);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.3);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: white;
    color: var(--dark);
}

/* Floating Card */
.floating-card {
    background: rgba(10, 14, 39, 0.9);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: float 6s ease-in-out infinite;
}

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

.code-snippet {
    font-family: 'Courier New', monospace;
    font-size: 1rem;
    line-height: 1.8;
}

.code-line {
    display: block;
}

.keyword {
    color: #ff6b6b;
}

.string {
    color: #51cf66;
}

.function {
    color: #4dabf7;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 4rem 2rem;
}

.section-title {
    font-size: 3rem;
    text-align: center;
    margin-bottom: 1rem;
    background: var(--tech-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: var(--gray);
    margin-bottom: 3rem;
}

/* About Section */
.about-section {
    background: white;
}

.about-text p {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.stat-item {
    text-align: center;
    padding: 2rem;
    background: var(--light);
    border-radius: 12px;
}

.stat-item h3 {
    font-size: 3rem;
    background: var(--tech-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

/* Projects Section */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.project-card {
    background: white;
    border-radius: 16px;
    padding: 2rem;
    box-shadow: var(--shadow);
    transition: all 0.3s;
    border: 2px solid transparent;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.2);
    border-color: var(--primary);
}

.project-card.coming-soon {
    opacity: 0.7;
    border-style: dashed;
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.project-icon {
    font-size: 3rem;
}

.project-badge {
    padding: 0.3rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    background: #e3f2fd;
    color: #1976d2;
}

.project-badge.featured {
    background: var(--tech-gradient);
    color: white;
}

.project-card h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

.project-card p {
    color: var(--gray);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.project-tech span {
    background: var(--light);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.85rem;
    color: var(--dark);
}

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

.btn-project {
    flex: 1;
    padding: 0.7rem 1.5rem;
    background: var(--tech-gradient);
    color: white;
    text-align: center;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
}

.btn-project:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.btn-project-alt {
    flex: 1;
    padding: 0.7rem 1.5rem;
    background: white;
    color: var(--dark);
    border: 2px solid var(--primary);
    text-align: center;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
}

.btn-project-alt:hover {
    background: var(--primary);
    color: white;
}

/* Skills Section */
.skills-section {
    background: white;
}

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

.skill-category {
    background: var(--light);
    padding: 2rem;
    border-radius: 12px;
}

.skill-category h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
}

.skill-tags span {
    background: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 500;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

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

.contact-card {
    background: white;
    padding: 3rem 2rem;
    border-radius: 16px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: all 0.3s;
}

.contact-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.2);
}

.contact-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
}

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

.contact-card p {
    color: var(--gray);
    margin-bottom: 1.5rem;
}

/* Footer */
footer {
    background: var(--dark);
    color: white;
    text-align: center;
    padding: 2rem;
}

footer p {
    opacity: 0.8;
    margin-bottom: 0.5rem;
}

/* Responsive */
@media (max-width: 968px) {
    .hero-content {
        grid-template-columns: 1fr;
    }
    
    .hero h1 {
        font-size: 3rem;
    }
    
    .stats {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }
    
    .main-nav {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--dark);
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s;
    }
    
    .main-nav.active {
        max-height: 400px;
    }
    
    .main-nav ul {
        flex-direction: column;
        padding: 2rem;
    }
    
    .hero {
        padding: 6rem 2rem 4rem;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
}