/* Modern CSS Custom Properties */
:root {
    --primary-color: #0d6efd;
    --primary-hover: #0b5ed7;
    --bg-light: #f8f9fa;
    --text-dark: #212529;
    --text-muted: #6c757d;
    --transition-speed: 0.3s;
    --nav-height: 76px;
}

/* Base Styles & Smooth Scrolling */
html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--nav-height);
}

body {
    font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: var(--text-dark);
    padding-top: var(--nav-height);
}

/* Hero Section */
.hero-section {
    min-height: calc(100vh - var(--nav-height));
    background: linear-gradient(135deg, #fdfbfb 0%, #ebedee 100%);
    padding: 4rem 0;
}

/* Feature Cards & Animations */
.feature-card {
    transition: transform var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
    will-change: transform;
    border-radius: 1rem;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 1rem 3rem rgba(0,0,0,0.1) !important;
}

.icon-wrapper {
    width: 80px;
    height: 80px;
    transition: transform var(--transition-speed) ease;
}

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

/* Form Styling */
.form-control {
    border-radius: 0.5rem;
    padding: 0.75rem 1rem;
    border: 1px solid #dee2e6;
    transition: border-color var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
}

.btn {
    border-radius: 0.5rem;
    transition: all var(--transition-speed) ease;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .hero-section {
        min-height: auto;
        padding: 6rem 0;
    }
    
    .display-4 {
        font-size: 2.5rem;
    }
}