:root {
    --primary-blue: #007bff;
    --hover-blue: #0056b3;
    --bg-white: #ffffff;
    --text-dark: #333333;
    --text-muted: #6c757d;
    --border-color: #dee2e6;
}

body {
    background-color: var(--bg-white);
    color: var(--text-dark);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    margin: 0;
    overflow-x: hidden;
}

.navbar {
    background-color: var(--bg-white) !important;
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
}

.navbar-brand {
    color: var(--primary-blue) !important;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.nav-link {
    color: var(--text-dark) !important;
    font-weight: 500;
    padding: 0.5rem 1rem !important;
}

.nav-link:hover {
    color: var(--primary-blue) !important;
}

.btn-primary {
    background-color: var(--primary-blue);
    border-color: var(--primary-blue);
    font-weight: 500;
    padding: 0.6rem 1.5rem;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.btn-primary:hover {
    background-color: var(--hover-blue);
    border-color: var(--hover-blue);
}

.card {
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.02);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.footer {
    background-color: var(--bg-white);
    border-top: 1px solid var(--border-color);
    padding: 2rem 0;
    margin-top: auto;
}

/* Form Styles */
.form-control {
    padding: 0.75rem 1rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.form-control:focus {
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.15);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .navbar-brand {
        font-size: 1.25rem;
    }
    
    .container {
        padding-left: 20px;
        padding-right: 20px;
    }
}

/* Utility Classes */
.text-primary-blue { color: var(--primary-blue); }
.bg-light-blue { background-color: rgba(0, 123, 255, 0.05); }