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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background: #ffffff;
    overflow-x: hidden;
}

/* Navbar */
.navbar {
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    padding: 1rem 0;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.navbar-brand {
    font-size: 1.5rem;
    color: #333 !important;
    font-weight: 700;
}

.navbar-nav .nav-link {
    color: #333 !important;
    font-weight: 500;
    margin: 0 0.5rem;
    transition: all 0.3s ease;
    position: relative;
}

.navbar-nav .nav-link:hover {
    color: #007bff !important;
    transform: translateY(-2px);
}

.navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 50%;
    background: #007bff;
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.navbar-nav .nav-link:hover::after {
    width: 100%;
}

/* Navbar scrolled state */
.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98) !important;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.15);
}

/* Hero Section */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px 0;
    position: relative;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.hero-content {
    color: #333;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: #333;
    animation: slideInLeft 1s ease;
}

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: 1.5rem;
    color: #666;
    animation: slideInLeft 1s ease 0.2s both;
}

.hero-description {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 2rem;
    color: #555;
    animation: slideInLeft 1s ease 0.4s both;
}

.hero-buttons {
    animation: slideInLeft 1s ease 0.6s both;
}

.btn-primary {
    background: #007bff;
    border: none;
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 123, 255, 0.3);
}

.btn-primary:hover {
    background: #0056b3;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 123, 255, 0.4);
}

.btn-outline-primary {
    border: 2px solid #007bff;
    color: #007bff;
    background: transparent;
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-outline-primary:hover {
    background: #007bff;
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 123, 255, 0.3);
}

.hero-profile {
    width: 300px;
    height: 300px;
    object-fit: cover;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    animation: slideInRight 1s ease 0.8s both;
    transition: all 0.3s ease;
}

.hero-profile:hover {
    transform: scale(1.05);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.15);
}

/* Skills Section */
.skills-section {
    background: #ffffff;
    padding: 80px 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: #333;
    text-align: center;
}

.section-subtitle {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 3rem;
    text-align: center;
}

.skill-card {
    background: white;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: none;
    height: 100%;
    padding: 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.skill-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 123, 255, 0.1), transparent);
    transition: left 0.5s ease;
}

.skill-card:hover::before {
    left: 100%;
}

.skill-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.skill-icon {
    color: #007bff;
    margin-bottom: 1.5rem;
    transition: all 0.3s ease;
}

.skill-card:hover .skill-icon {
    transform: scale(1.1);
}

.skill-card h4 {
    color: #333;
    font-weight: 600;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.skill-card p {
    color: #666;
    line-height: 1.6;
    font-size: 0.95rem;
}

/* About Section */
.about-section {
    padding: 80px 0;
    background: #f8f9fa;
}

.about-content {
    color: #333;
}

.about-text {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    color: #555;
}

.about-stats {
    margin-top: 3rem;
}

.stat-item {
    padding: 1rem;
    text-align: center;
    transition: all 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-5px);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: #007bff;
    margin-bottom: 0.5rem;
    display: block;
}

.stat-label {
    font-size: 0.9rem;
    color: #666;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 500;
}

.floating-card {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    margin-bottom: 2rem;
    text-align: center;
    color: #333;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid #e9ecef;
}

.floating-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.card-icon {
    margin-bottom: 1rem;
    color: #007bff;
    transition: all 0.3s ease;
}

.floating-card:hover .card-icon {
    transform: scale(1.1);
}

.floating-card h5 {
    font-weight: 600;
    margin-bottom: 1rem;
    color: #333;
}

.floating-card p {
    color: #666;
    line-height: 1.6;
}

/* Footer */
.footer {
    background: #333;
    color: #fff;
    padding: 2rem 0;
    text-align: center;
}

/* Contact Page Styles */
.contact-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.social-link:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.form-control:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
}

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

/* Animations */
@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

/* Scroll animations */
.skill-card, .floating-card, .stat-item {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.6s ease;
}

.skill-card.animate, .floating-card.animate, .stat-item.animate {
    opacity: 1;
    transform: translateY(0);
}

/* Skills Section specific animations */
.skills-section .skill-card {
    opacity: 1;
    transform: translateY(0);
}

.skills-section .skill-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .hero-profile {
        width: 250px;
        height: 250px;
        margin-top: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .skill-card {
        margin-bottom: 2rem;
    }
    
    .floating-card {
        margin-bottom: 1.5rem;
    }
    
    .contact-hero {
        min-height: 40vh;
    }
    
    .contact-info-card,
    .contact-form-card {
        margin-bottom: 2rem;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-profile {
        width: 200px;
        height: 200px;
    }
    
    .btn-primary,
    .btn-outline-primary {
        padding: 10px 25px;
        font-size: 0.9rem;
    }
}