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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: #f8fafc;
    color: #334155;
    line-height: 1.6;
}

/* Global Navigation Bar */
.global-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 24px;
    background-color: #ffffff;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 9999;
    border-bottom: 1px solid #e2e8f0;
}

.global-nav .brand {
    font-size: 1.1rem;
    font-weight: 700;
    color: #0f172a;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
}

.global-nav .back-link {
    font-size: 0.9rem;
    color: #3b82f6;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
    display: flex;
    align-items: center;
    gap: 4px;
}

.global-nav .back-link:hover {
    color: #2563eb;
    text-decoration: underline;
}

/* Responsive Utilities */
@media (max-width: 768px) {
    .global-nav {
        padding: 10px 16px;
    }
}