/* CIS Base Styles */
:root {
    --primary-color: #1e40af;
    --secondary-color: #3b82f6;
    --background-color: #f8fafc;
    --text-color: #1e293b;
    --border-color: #e2e8f0;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
}

/* Navigation */
header {
    background-color: var(--primary-color);
    color: white;
    padding: 1rem 2rem;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-brand a {
    color: white;
    text-decoration: none;
    font-size: 1.25rem;
    font-weight: bold;
}

.nav-links a {
    color: white;
    text-decoration: none;
    margin-left: 2rem;
    opacity: 0.9;
}

.nav-links a:hover {
    opacity: 1;
}

/* Main Content */
main {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 2rem;
}

.container {
    background: white;
    border-radius: 8px;
    padding: 2rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

h1 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

/* Dashboard Cards */
.dashboard-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.card {
    background: var(--background-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
}

.card h2 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.25rem;
}

.card p {
    color: #64748b;
    margin-bottom: 1rem;
}

/* Buttons */
.btn {
    display: inline-block;
    background-color: var(--secondary-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    text-decoration: none;
    font-size: 0.875rem;
}

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

/* Footer */
footer {
    text-align: center;
    padding: 2rem;
    color: #64748b;
    font-size: 0.875rem;
}