/* prose enhancements */
.prose h1, .prose h2, .prose h3 { margin-top: 1.25em; margin-bottom: 0.5em; font-weight: 600; }
.prose h1 { font-size: 1.5rem; }
.prose h2 { font-size: 1.25rem; }
.prose h3 { font-size: 1.1rem; }
.prose p { margin-bottom: 0.75em; line-height: 1.7; }
.prose ul, .prose ol { margin-left: 1.5em; margin-bottom: 0.75em; }
.prose li { margin-bottom: 0.25em; }
.prose code { background: #f3f4f6; padding: 0.1em 0.35em; border-radius: 3px; font-size: 0.875em; }
.prose pre { background: #1f2937; color: #f9fafb; padding: 1em; border-radius: 6px; overflow-x: auto; margin-bottom: 1em; }
.prose pre code { background: none; padding: 0; }
.prose blockquote { border-left: 3px solid #6366f1; padding-left: 1em; color: #6b7280; margin: 0.75em 0; }

/* card hover transition */
.card-hover { transition: transform 0.15s ease, box-shadow 0.15s ease; }
.card-hover:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.10); }

/* toast */
#toast {
    position: fixed; bottom: 1.5rem; right: 1.5rem;
    max-width: 360px; padding: 0.75rem 1.25rem;
    border-radius: 8px; font-size: 0.9rem;
    opacity: 0; transform: translateY(8px);
    transition: opacity 0.2s, transform 0.2s;
    pointer-events: none; z-index: 9999;
}
#toast.show { opacity: 1; transform: translateY(0); pointer-events: auto; }
#toast.success { background: #ecfdf5; border: 1px solid #6ee7b7; color: #065f46; }
#toast.error   { background: #fef2f2; border: 1px solid #fca5a5; color: #991b1b; }

/* progress bar */
.progress-bar { background: #e5e7eb; border-radius: 9999px; height: 8px; overflow: hidden; }
.progress-bar-inner { height: 100%; background: #6366f1; border-radius: 9999px; transition: width 0.4s ease; }

/* spinner */
.spinner {
    display: inline-block; width: 20px; height: 20px;
    border: 3px solid #c7d2fe;
    border-top-color: #6366f1;
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }