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

body {
    font-family: 'Segoe UI', sans-serif;
    color: #333;
    background: #f5f5f5;
}

/* Layout */
.layout {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 240px;
    background: #2c2c2c;
    color: #fff;
    flex-shrink: 0;
}

.sidebar-header {
    padding: 1.5rem;
    border-bottom: 1px solid #444;
}

.sidebar-header h2 {
    color: #d4a574;
    font-size: 1.2rem;
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    padding: 1rem 0;
}

.nav-item {
    padding: 0.75rem 1.5rem;
    color: #ccc;
    text-decoration: none;
    transition: background 0.2s, color 0.2s;
}

.nav-item:hover,
.nav-item.active {
    background: #3a3a3a;
    color: #d4a574;
}

/* Main area */
.main-area {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.topbar {
    background: #fff;
    padding: 1rem 2rem;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.08);
}

.topbar h1 {
    font-size: 1.4rem;
    color: #8b6f47;
}

.content {
    padding: 2rem;
    flex: 1;
}

/* Dashboard cards */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.card {
    background: #fff;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.card h3 {
    font-size: 0.9rem;
    color: #888;
    margin-bottom: 0.5rem;
}

.card-number {
    font-size: 2rem;
    font-weight: bold;
    color: #8b6f47;
}

/* Recent section */
.recent-section {
    background: #fff;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.recent-section h2 {
    font-size: 1.2rem;
    color: #8b6f47;
    margin-bottom: 1rem;
}

.empty-state {
    color: #aaa;
    font-style: italic;
}