/* Custom CSS for WhoDid.com */

/* CSS Variables for consistent theming */
:root {
    --primary-color: #007bff;
    --secondary-color: #6c757d;
    --success-color: #28a745;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --info-color: #17a2b8;
    --purple-color: #6f42c1;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
    
    --font-family-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.175);
    
    --border-radius: 0.375rem;
    --border-radius-lg: 0.5rem;
    --border-radius-xl: 1rem;
}

/* Base Styles */
body {
    font-family: var(--font-family-primary);
    line-height: 1.6;
    color: var(--dark-color);
}

/* Typography */
.fw-500 {
    font-weight: 500;
}

.text-light-50 {
    color: rgba(255, 255, 255, 0.75) !important;
}

.text-purple {
    color: var(--purple-color) !important;
}

/* Utility Classes */
.rounded-lg {
    border-radius: var(--border-radius-lg) !important;
}

.rounded-xl {
    border-radius: var(--border-radius-xl) !important;
}

.min-vh-75 {
    min-height: 75vh;
}

.bg-gradient-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, #0056b3 100%);
}

/* Hero Section */
.hero-section {
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 123, 255, 0.9) 0%, rgba(0, 86, 179, 0.9) 100%);
    z-index: 1;
}

.hero-section .container {
    position: relative;
    z-index: 2;
}

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

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

.animate-fade-in {
    animation: fadeIn 0.8s ease-out;
}

.animate-fade-in-delay-1 {
    animation: fadeIn 0.8s ease-out 0.2s both;
}

.animate-fade-in-delay-2 {
    animation: fadeIn 0.8s ease-out 0.4s both;
}

.animate-fade-in-delay-3 {
    animation: fadeIn 0.8s ease-out 0.6s both;
}

.animate-slide-in-right {
    animation: slideInRight 0.8s ease-out 0.3s both;
}

/* Feature Cards */
.feature-card {
    transition: all 0.3s ease;
    background: white;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color) !important;
}

.feature-icon i {
    transition: all 0.3s ease;
}

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

/* Testimonial Cards */
.testimonial-card {
    transition: all 0.3s ease;
    background: white;
}

.testimonial-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

/* Navigation Enhancements */
.navbar {
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95) !important;
    box-shadow: var(--shadow-sm);
}

.navbar-brand {
    transition: all 0.3s ease;
}

.navbar-brand:hover {
    transform: scale(1.05);
}

.nav-link {
    position: relative;
    transition: all 0.3s ease;
}

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

.nav-link:hover::after,
.nav-link.active::after {
    width: 80%;
}

/* Button Enhancements */
.btn {
    transition: all 0.3s ease;
    border-radius: var(--border-radius);
    font-weight: 500;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow);
}

.btn-lg {
    padding: 0.75rem 2rem;
}

/* Modal Enhancements */
.modal-content {
    border: none;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
}

.modal-header {
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    padding: 1.5rem;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    padding: 1.5rem;
}

/* Form Enhancements */
.form-control {
    border-radius: var(--border-radius);
    border: 1px solid #e0e6ed;
    transition: all 0.3s ease;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

/* Footer Enhancements */
footer a {
    transition: all 0.3s ease;
}

footer a:hover {
    color: var(--primary-color) !important;
    transform: translateY(-1px);
}

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

footer .social-links a:hover {
    background: var(--primary-color);
    color: white !important;
    transform: translateY(-2px);
}

/* Back to Top Button */
#backToTop {
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

#backToTop.show {
    opacity: 1;
    visibility: visible;
}

/* Step Numbers */
.step-number {
    font-size: 1.5rem;
    transition: all 0.3s ease;
}

.step-number:hover {
    transform: scale(1.1);
}

/* Responsive Design */
@media (max-width: 768px) {
    .display-4 {
        font-size: 2rem;
    }
    
    .hero-section {
        padding: 3rem 0;
    }
    
    .btn-lg {
        padding: 0.625rem 1.5rem;
        font-size: 1rem;
    }
    
    .feature-card {
        margin-bottom: 2rem;
    }
}

@media (max-width: 576px) {
    .container {
        padding-left: 1rem;
        padding-right: 1rem;
    }
    
    .hero-section .row {
        text-align: center;
    }
    
    .d-flex.gap-3 {
        flex-direction: column;
        gap: 1rem !important;
    }
}

/* Loading States */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.spinner-border-sm {
    width: 1rem;
    height: 1rem;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #0056b3;
}

/* Print Styles */
@media print {
    .navbar,
    .footer,
    #backToTop,
    .modal {
        display: none !important;
    }
    
    .container {
        max-width: none !important;
    }
}