/* Custom CSS for Responsive Website */

/* General Styles */
:root {
    --primary-color: #007bff;
    --secondary-color: #6c757d;
    --success-color: #28a745;
    --info-color: #17a2b8;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
}

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

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Header Styles */
header {
    background: linear-gradient(135deg, var(--primary-color), #0056b3) !important;
}

.contact-info span {
    font-size: 0.9rem;
}

/* Navigation Styles */
.navbar {
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.navbar-brand {
    font-size: 1.5rem;
}

.nav-link {
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: #fff !important;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 50%;
    background-color: #fff;
    transition: all 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
    left: 0;
}

.nav-link.active::after {
    width: 100%;
    left: 0;
}

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

.min-vh-50 {
    min-height: 50vh;
}

/* Button Styles */
.btn {
    border-radius: 50px;
    padding: 12px 30px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), #0056b3);
    border: 2px solid var(--primary-color);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #0056b3, #004085);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 123, 255, 0.3);
}

.btn-outline-primary {
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    background: transparent;
}

.btn-outline-primary:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 123, 255, 0.3);
}

.btn-outline-light {
    border: 2px solid #fff;
    border-radius: 25px;
}

.btn-outline-light:hover {
    background: #fff;
    color: var(--dark-color);
    transform: translateY(-1px);
}

/* Card Styles */
.card {
    border-radius: 15px;
    transition: all 0.3s ease;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.1) !important;
}

.card-img-top {
    transition: all 0.3s ease;
}

.card:hover .card-img-top {
    transform: scale(1.05);
}

/* Feature Icons */
.feature-icon {
    transition: all 0.3s ease;
}

.card:hover .feature-icon {
    transform: rotate(360deg);
}

/* Section Spacing */
section {
    padding: 80px 0;
}

/* Contact Form */
.contact-form {
    background: rgba(255, 255, 255, 0.1);
    padding: 40px;
    border-radius: 15px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.form-control {
    border-radius: 10px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    background: rgba(255, 255, 255, 0.9);
    padding: 12px 15px;
    transition: all 0.3s ease;
}

.form-control:focus {
    background: white;
    border-color: var(--primary-color);
    box-shadow: 0 0 15px rgba(0, 123, 255, 0.2);
}

.form-label {
    font-weight: 600;
    margin-bottom: 8px;
}

/* Footer */
footer {
    background: linear-gradient(135deg, var(--dark-color), #212529) !important;
}

.social-links a {
    display: inline-block;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    text-align: center;
    line-height: 40px;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
    color: white !important;
}

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

.animate-on-scroll {
    animation: fadeInUp 0.6s ease-out;
}

/* Responsive Design Enhancements */
@media (max-width: 768px) {
    .hero-section {
        text-align: center;
        padding: 60px 0;
    }
    
    .hero-section h1 {
        font-size: 2.5rem;
    }
    
    .contact-info span {
        display: block;
        margin-bottom: 5px;
    }
    
    .btn {
        margin-bottom: 10px;
        width: 100%;
    }
    
    .contact-form {
        padding: 20px;
    }
    
    section {
        padding: 60px 0;
    }
}

@media (max-width: 576px) {
    .hero-section h1 {
        font-size: 2rem;
    }
    
    .display-5 {
        font-size: 2rem;
    }
    
    .feature-icon {
        width: 60px !important;
        height: 60px !important;
    }
    
    .feature-icon i {
        font-size: 1.5rem !important;
    }
}

/* Utility Classes */
.text-shadow {
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.bg-gradient-primary {
    background: linear-gradient(135deg, var(--primary-color), #0056b3);
}

.bg-gradient-dark {
    background: linear-gradient(135deg, var(--dark-color), #212529);
}

/* Loading Animation */
.loading {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
}

.loading.loaded {
    opacity: 1;
    transform: translateY(0);
}

/* Scroll to Top Button */
.scroll-to-top {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1000;
}

.scroll-to-top.show {
    opacity: 1;
    visibility: visible;
}

.scroll-to-top:hover {
    background: #0056b3;
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 123, 255, 0.3);
}