/* ALGEMENE LAYOUT */
body, html {
    margin: 0; padding: 0;
    background: #f0f2f5;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    min-height: 100vh;
}

.csm-app {
    max-width: 600px;
    margin: 0 auto;
    background: white;
    min-height: 100vh;
    box-shadow: 0 0 20px rgba(0,0,0,0.05);
    display: flex; flex-direction: column;
}

.csm-header { padding: 20px; background: #2c3e50; color: white; }
.csm-body { padding: 20px; flex: 1; }

/* KOPPEN & TEKST */
h2 { margin: 0; font-size: 1.2rem; }
p { color: #555; line-height: 1.5; }
small { color: rgba(255,255,255,0.8); }

/* STOCK ITEMS */
.csm-category-title {
    background: #eee; padding: 8px 10px;
    font-weight: bold; color: #555;
    margin-top: 20px; border-radius: 4px;
    font-size: 0.9em; text-transform: uppercase; letter-spacing: 0.5px;
}
.csm-stock-item {
    display: flex; justify-content: space-between; align-items: center;
    padding: 12px 5px; border-bottom: 1px solid #f0f0f0;
}
.csm-item-name { font-size: 1rem; color: #333; font-weight: 500; }
.csm-item-qty { display: flex; gap: 5px; align-items: center; }

/* INPUT VELDEN */
.csm-edit-input {
    padding: 8px; border: 1px solid #ddd;
    border-radius: 4px; font-size: 1rem;
    text-align: center; background: #fafafa;
}
.csm-pincode-input {
    padding: 10px; border: 2px solid #ddd;
    border-radius: 4px; font-size: 1.2rem;
    text-align: center; letter-spacing: 3px;
}

/* ALERTS */
.csm-alert {
    padding: 15px; border-radius: 6px; margin-bottom: 20px;
    background: #e3f2fd; color: #0d47a1; border: 1px solid #bbdefb;
}
.csm-alert-error { background: #ffebee; color: #c62828; border-color: #ffcdd2; }

/* KNOPPEN */
.csm-actions { display: flex; gap: 10px; margin-top: 30px; }
.csm-btn {
    display: flex; justify-content: center; align-items: center;
    padding: 12px 20px; border: none; border-radius: 6px;
    font-size: 1rem; font-weight: bold; cursor: pointer;
    text-decoration: none; transition: background 0.2s;
}
.csm-btn-primary { background: #3498db; color: white; }
.csm-btn-primary:hover { background: #2980b9; }
.csm-btn-secondary { background: #95a5a6; color: white; }
.csm-btn-secondary:hover { background: #7f8c8d; }
.csm-btn-success { background: #27ae60; color: white; }
.csm-btn-success:hover { background: #219150; }

/* ZAALWACHTER KNOP (Specifieke fix) */
.csm-btn-danger-outline {
    background: transparent; 
    color: #d63638; 
    border: 1px solid #d63638;
    padding: 8px 15px;
    font-size: 0.9em;
    margin-top: 20px;
}
.csm-btn-danger-outline:hover {
    background: #fff5f5;
}