html, body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size: 14px;
    color: #333;
}

h1:focus { outline: none; }

/* Sidebar */
.sidebar {
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
}

.sidebar .nav-link {
    padding: 0.6rem 1rem;
    border-radius: 6px;
    margin-bottom: 2px;
    transition: background-color 0.15s;
}

.sidebar .nav-link:hover {
    background-color: rgba(255,255,255,0.1);
}

/* Pipeline kanban */
.card[draggable="true"] {
    transition: opacity 0.2s;
}

.card[draggable="true"]:active {
    opacity: 0.5;
}

/* Tables */
.table th {
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: #6c757d;
}

/* Chat bubbles */
.bg-primary { border-radius: 12px !important; }
.bg-light { border-radius: 12px !important; }

/* Modal backdrop */
.modal.d-block {
    animation: fadeIn 0.15s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Error UI */
#blazor-error-ui {
    background: lightyellow;
    bottom: 0;
    box-shadow: 0 -1px 2px rgba(0, 0, 0, 0.2);
    display: none;
    left: 0;
    padding: 0.6rem 1.25rem 0.7rem 1.25rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
}

#blazor-error-ui .dismiss {
    cursor: pointer;
    position: absolute;
    right: 0.75rem;
    top: 0.5rem;
}

.blazor-error-boundary {
    background: #b32121;
    padding: 1rem;
    color: white;
    border-radius: 4px;
}

.blazor-error-boundary::after {
    content: "An error has occurred.";
}