/* Loading Spinner and Button States */

/* Loading Overlay */
.loading-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 9999;
    justify-content: center;
    align-items: center;
}

.loading-overlay.active {
    display: flex;
}

/* Loading Spinner Container */
.loading-spinner-container {
    background: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    text-align: center;
    max-width: 300px;
}

/* Spinner Animation */
.loading-spinner {
    border: 4px solid #f3f3f3;
    border-top: 4px solid #007bff;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    animation: spin 1s linear infinite;
    margin: 0 auto 15px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Loading Text */
.loading-text {
    color: #333;
    font-size: 16px;
    font-weight: 500;
    margin-top: 10px;
}

/* Inline Button Loading Spinner (for small buttons) */
.btn-loading {
    position: relative;
    pointer-events: none;
    opacity: 0.7;
}

.btn-loading::after {
    content: "";
    position: absolute;
    width: 16px;
    height: 16px;
    top: 50%;
    left: 50%;
    margin-left: -8px;
    margin-top: -8px;
    border: 2px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* Disabled State for Forms */
form.submitting * {
    pointer-events: none;
}

form.submitting button[type="submit"],
form.submitting input[type="submit"] {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Alternative: Inline Spinner in Button */
.spinner-border-sm {
    width: 1rem;
    height: 1rem;
    border-width: 0.2em;
}

/* Success/Error States */
.submission-status {
    display: none;
    padding: 15px;
    margin: 15px 0;
    border-radius: 5px;
    text-align: center;
    font-weight: 500;
}

.submission-status.success {
    display: block;
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.submission-status.error {
    display: block;
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}