/* NaSherTech Live Chat Widget */
/* Container: fixed so it never shifts layout (CLS); widget injects inside */
#chat-widget-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 9999;
}

.nasc-chat-widget {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 9999;
    font-family: var(--font-body, 'Cairo', 'Segoe UI', sans-serif);
}

.nasc-chat-bubble {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    border: none;
    background: var(--primary, #00bcd4);
    color: #fff;
    cursor: pointer;
    box-shadow: var(--shadow-md, 0 4px 16px rgba(0,0,0,0.4));
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--transition-base, 250ms ease), background 0.2s;
}
.nasc-chat-bubble:hover {
    background: var(--primary-hover, #00a5bb);
    transform: scale(1.05);
}

.nasc-chat-panel {
    position: absolute;
    bottom: 70px;
    right: 0;
    width: 380px;
    max-width: calc(100vw - 48px);
    height: 500px;
    max-height: 70vh;
    background: var(--bg-card, #1a1a1a);
    border: 1px solid var(--border-strong, rgba(255,255,255,0.15));
    border-radius: var(--radius-lg, 1rem);
    box-shadow: var(--shadow-lg, 0 8px 32px rgba(0,0,0,0.5));
    display: flex;
    flex-direction: column;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: opacity 0.2s, visibility 0.2s, transform 0.2s;
}
.nasc-chat-panel-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.nasc-chat-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-subtle, rgba(255,255,255,0.08));
    flex-shrink: 0;
    position: relative;
}
.nasc-chat-header-actions {
    display: flex;
    align-items: center;
    gap: 4px;
}
.nasc-chat-menu-btn {
    width: 32px;
    height: 32px;
    border: none;
    background: transparent;
    color: var(--text-secondary, #b8b8b8);
    font-size: 1.25rem;
    line-height: 1;
    cursor: pointer;
    border-radius: var(--radius-sm, 0.375rem);
    padding: 0;
}
.nasc-chat-menu-btn:hover {
    color: var(--text-primary, #f5f5f5);
    background: var(--bg-card-hover, #222);
}
.nasc-chat-menu-dropdown {
    position: absolute;
    top: 100%;
    right: 8px;
    margin-top: 4px;
    min-width: 140px;
    background: var(--bg-card, #1a1a1a);
    border: 1px solid var(--border-strong, rgba(255,255,255,0.15));
    border-radius: var(--radius-md, 0.5rem);
    box-shadow: var(--shadow-lg, 0 8px 24px rgba(0,0,0,0.4));
    z-index: 10;
    padding: 4px 0;
}
.nasc-chat-menu-item {
    display: block;
    width: 100%;
    padding: 10px 16px;
    border: none;
    background: none;
    color: var(--text-primary, #f5f5f5);
    font-size: 0.9rem;
    text-align: left;
    cursor: pointer;
}
.nasc-chat-menu-item:hover {
    background: var(--bg-card-hover, #222);
}
.nasc-chat-menu-end:hover {
    color: #e57373;
}
.nasc-chat-title {
    font-weight: 700;
    color: var(--text-primary, #f5f5f5);
    flex: 1;
}
.nasc-chat-status {
    font-size: 0.75rem;
    padding: 2px 8px;
    border-radius: var(--radius-full, 9999px);
}
.nasc-chat-status-on {
    background: rgba(76, 175, 80, 0.25);
    color: #81c784;
}
.nasc-chat-status-off {
    background: rgba(158, 158, 158, 0.25);
    color: var(--text-muted, #888);
}
.nasc-chat-close {
    width: 32px;
    height: 32px;
    border: none;
    background: transparent;
    color: var(--text-secondary, #b8b8b8);
    font-size: 1.5rem;
    line-height: 1;
    cursor: pointer;
    border-radius: var(--radius-sm, 0.375rem);
}
.nasc-chat-close:hover {
    color: var(--text-primary, #f5f5f5);
    background: var(--bg-card-hover, #222);
}

.nasc-chat-visitor-info {
    padding: 10px 16px 12px;
    border-bottom: 1px solid var(--border-subtle, rgba(255,255,255,0.08));
    background: var(--bg-elevated, rgba(255,255,255,0.04));
    flex-shrink: 0;
}
.nasc-chat-visitor-name {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-primary, #f5f5f5);
    margin-bottom: 2px;
}
.nasc-chat-visitor-email {
    font-size: 0.85rem;
    color: var(--primary, #00bcd4);
    text-decoration: none;
}
.nasc-chat-visitor-email:hover {
    text-decoration: underline;
}

.nasc-chat-msg-system {
    align-self: center;
    max-width: 92%;
}
.nasc-chat-msg-system-inner {
    text-align: center;
    padding: 14px 18px;
    border-radius: var(--radius-md, 0.75rem);
    background: var(--bg-elevated, rgba(255,255,255,0.06));
    border: 1px solid var(--border-subtle, rgba(255,255,255,0.08));
}
.nasc-chat-msg-system-icon {
    display: block;
    font-size: 1.75rem;
    margin-bottom: 6px;
}
.nasc-chat-msg-system-text {
    font-size: 0.9rem;
    color: var(--text-secondary, #b8b8b8);
    line-height: 1.45;
}

.nasc-chat-send {
    width: 40px;
    height: 40px;
    min-width: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    line-height: 1;
}

.nasc-chat-whatsapp {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-subtle, rgba(255,255,255,0.08));
    background: rgba(37, 211, 102, 0.08);
}
.nasc-chat-whatsapp-text {
    margin: 0 0 8px 0;
    font-size: 0.875rem;
    color: var(--text-secondary, #b8b8b8);
}
.nasc-chat-whatsapp-btn {
    display: inline-block;
    padding: 8px 16px;
    background: #25d366;
    color: #fff;
    text-decoration: none;
    border-radius: var(--radius-md, 0.75rem);
    font-weight: 600;
    font-size: 0.875rem;
}
.nasc-chat-whatsapp-btn:hover {
    background: #20bd5a;
    color: #fff;
}

.nasc-chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.nasc-chat-msg {
    max-width: 85%;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}
.nasc-chat-msg-right {
    align-self: flex-end;
    align-items: flex-end;
}
.nasc-chat-msg-label {
    font-size: 0.7rem;
    color: var(--text-muted, #888);
    margin-bottom: 2px;
}
.nasc-chat-msg-text {
    padding: 8px 12px;
    border-radius: var(--radius-md, 0.75rem);
    font-size: 0.9rem;
    word-break: break-word;
}
.nasc-chat-msg-left .nasc-chat-msg-text {
    background: var(--bg-card-hover, #222);
    color: var(--text-primary, #f5f5f5);
}
.nasc-chat-msg-right .nasc-chat-msg-text {
    background: var(--primary, #00bcd4);
    color: #fff;
}
.nasc-chat-msg-time {
    font-size: 0.65rem;
    color: var(--text-muted, #888);
    margin-top: 2px;
}
.nasc-chat-msg-actions {
    margin-top: 4px;
}
.nasc-chat-msg-edit {
    background: transparent;
    border: none;
    color: var(--text-muted, #888);
    cursor: pointer;
    font-size: 0.9rem;
    padding: 2px 6px;
    border-radius: var(--radius-sm, 0.375rem);
}
.nasc-chat-msg-edit:hover {
    color: var(--primary, #00bcd4);
    background: rgba(255,255,255,0.06);
}

.nasc-chat-footer {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
    padding: 12px 16px;
    border-top: 1px solid var(--border-subtle, rgba(255,255,255,0.08));
    flex-shrink: 0;
}
.nasc-chat-end-wrap {
    width: 100%;
    flex-basis: 100%;
    margin-bottom: 4px;
}
.nasc-chat-end-btn {
    width: 100%;
    padding: 8px 12px;
    font-size: 0.85rem;
    color: var(--text-muted, #888);
    background: transparent;
    border: 1px solid var(--border-subtle, rgba(255,255,255,0.15));
    border-radius: var(--radius-md, 0.5rem);
    cursor: pointer;
    transition: background 0.2s, color 0.2s;
}
.nasc-chat-end-btn:hover {
    background: rgba(244, 67, 54, 0.12);
    color: #e57373;
}
.nasc-chat-upload-progress {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 0 0 auto;
    min-width: 120px;
    font-size: 0.85rem;
    color: var(--text-muted, #888);
}
.nasc-chat-upload-spinner {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2px solid var(--border-strong, rgba(255,255,255,0.2));
    border-top-color: var(--primary, #00bcd4);
    border-radius: 50%;
    animation: nasc-chat-spin 0.7s linear infinite;
}
@keyframes nasc-chat-spin {
    to { transform: rotate(360deg); }
}
.nasc-chat-upload-text {
    white-space: nowrap;
}
.nasc-chat-attachment-preview {
    display: flex;
    align-items: center;
    gap: 6px;
    flex: 0 0 auto;
    padding: 4px 8px;
    background: var(--bg-card-hover, #222);
    border-radius: var(--radius-md, 0.75rem);
    border: 1px solid var(--border-subtle, rgba(255,255,255,0.08));
}
.nasc-chat-attachment-preview-img {
    width: 40px;
    height: 40px;
    object-fit: cover;
    border-radius: var(--radius-sm, 0.375rem);
}
.nasc-chat-attachment-preview-label {
    font-size: 0.8rem;
    color: var(--text-muted, #888);
}
.nasc-chat-attachment-remove {
    background: transparent;
    border: none;
    color: var(--text-muted, #888);
    cursor: pointer;
    font-size: 1.2rem;
    line-height: 1;
    padding: 2px 4px;
    border-radius: var(--radius-sm, 0.375rem);
}
.nasc-chat-attachment-remove:hover {
    color: var(--text-primary, #f5f5f5);
    background: rgba(255,255,255,0.08);
}
.nasc-chat-input {
    flex: 1;
    padding: 10px 14px;
    border: 1px solid var(--border-strong, rgba(255,255,255,0.15));
    border-radius: var(--radius-md, 0.75rem);
    background: var(--bg-secondary, #0f0f0f);
    color: var(--text-primary, #f5f5f5);
    font-size: 0.9rem;
    font-family: inherit;
}
.nasc-chat-input::placeholder {
    color: var(--text-muted, #888);
}
.nasc-chat-input:focus {
    outline: none;
    border-color: var(--primary, #00bcd4);
}
.nasc-chat-send {
    padding: 10px 18px;
    background: var(--primary, #00bcd4);
    color: #fff;
    border: none;
    border-radius: var(--radius-md, 0.75rem);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    white-space: nowrap;
}
.nasc-chat-send:hover {
    background: var(--primary-hover, #00a5bb);
}

/* In-chat end confirmation (no browser confirm) */
.nasc-chat-end-confirm {
    flex-shrink: 0;
    margin: 12px 16px;
    padding: 16px;
    text-align: center;
    background: rgba(255, 193, 7, 0.08);
    border: 1px solid rgba(255, 193, 7, 0.25);
    border-radius: var(--radius-md, 0.75rem);
}
.nasc-chat-end-confirm-text {
    margin: 0 0 12px 0;
    font-size: 0.95rem;
    color: var(--text-primary, #f5f5f5);
    line-height: 1.4;
}
.nasc-chat-end-confirm-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
}
.nasc-chat-end-confirm-yes {
    padding: 8px 16px;
    font-size: 0.9rem;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-md, 0.5rem);
    cursor: pointer;
    background: rgba(244, 67, 54, 0.2);
    color: #e57373;
}
.nasc-chat-end-confirm-yes:hover {
    background: rgba(244, 67, 54, 0.35);
}
.nasc-chat-end-confirm-no {
    padding: 8px 16px;
    font-size: 0.9rem;
    font-weight: 600;
    border: 1px solid var(--border-strong, rgba(255,255,255,0.2));
    border-radius: var(--radius-md, 0.5rem);
    cursor: pointer;
    background: transparent;
    color: var(--text-secondary, #b8b8b8);
}
.nasc-chat-end-confirm-no:hover {
    background: var(--bg-card-hover, #222);
    color: var(--text-primary, #f5f5f5);
}

.nasc-chat-typing {
    padding: 4px 16px;
    font-size: 0.8rem;
    color: var(--text-muted, #888);
    font-style: italic;
    flex-shrink: 0;
}

.nasc-chat-file-btn {
    padding: 8px 12px;
    background: var(--bg-card-hover, #222);
    border: 1px solid var(--border-strong, rgba(255,255,255,0.15));
    border-radius: var(--radius-md, 0.75rem);
    color: var(--text-secondary, #b8b8b8);
    cursor: pointer;
    font-size: 1.1rem;
}
.nasc-chat-file-btn:hover {
    color: var(--text-primary, #f5f5f5);
}

.nasc-chat-attach {
    margin-top: 4px;
}
.nasc-chat-attach-img {
    max-width: 200px;
    max-height: 150px;
    border-radius: var(--radius-sm, 0.375rem);
    display: block;
}
.nasc-chat-attach-link {
    color: var(--primary, #00bcd4);
    font-size: 0.85rem;
}
.nasc-chat-msg-ai .nasc-chat-msg-text {
    background: rgba(156, 39, 176, 0.25);
    color: #e1bee7;
}

/* Rating (after chat closed) */
.nasc-chat-rating {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.nasc-chat-rating-question {
    font-weight: 600;
    color: var(--text-primary, #f5f5f5);
    margin: 0 0 0.5rem 0;
}
.nasc-chat-rating-stars {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}
.nasc-chat-star {
    background: none;
    border: none;
    padding: 4px;
    cursor: pointer;
    font-size: 1.75rem;
    color: var(--text-muted, #666);
    transition: color 0.15s, transform 0.15s;
}
.nasc-chat-star:hover,
.nasc-chat-star.nasc-chat-star-selected {
    color: #ffc107;
}
.nasc-chat-star:hover {
    transform: scale(1.1);
}
.nasc-chat-rating-comment {
    width: 100%;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border-strong, rgba(255,255,255,0.15));
    border-radius: var(--radius-md, 0.75rem);
    background: var(--bg-secondary, #0f0f0f);
    color: var(--text-primary, #f5f5f5);
    font-size: 0.9rem;
    font-family: inherit;
    resize: vertical;
    min-height: 60px;
}
.nasc-chat-rating-comment:focus {
    outline: none;
    border-color: var(--primary, #00bcd4);
}
.nasc-chat-rating-submit {
    padding: 10px 18px;
    background: var(--primary, #00bcd4);
    color: #fff;
    border: none;
    border-radius: var(--radius-md, 0.75rem);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    align-self: flex-start;
}
.nasc-chat-rating-submit:hover {
    background: var(--primary-hover, #00a5bb);
}

.nasc-chat-prechat-title {
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary, #f5f5f5);
}
.nasc-chat-prechat-label {
    font-size: 0.85rem;
    margin-top: 0.5rem;
    margin-bottom: 0.25rem;
    color: var(--text-secondary, #b8b8b8);
}
.nasc-chat-prechat-input {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border-strong, rgba(255,255,255,0.15));
    border-radius: var(--radius-md, 0.75rem);
    background: var(--bg-secondary, #0f0f0f);
    color: var(--text-primary, #f5f5f5);
    font-size: 0.9rem;
}
.nasc-chat-prechat-btn {
    margin-top: 1rem;
    padding: 0.6rem 1rem;
    background: var(--primary, #00bcd4);
    color: #fff;
    border: none;
    border-radius: var(--radius-md, 0.75rem);
    font-weight: 600;
    cursor: pointer;
}
.nasc-chat-prechat-btn:hover {
    background: var(--primary-hover, #00a5bb);
}