/* AI Assistant Chat Widget */

#ai-assistant-root {
    --ai-primary: #6366f1;
    --ai-primary-dark: color-mix(in srgb, var(--ai-primary) 85%, #000);
    --ai-primary-light: color-mix(in srgb, var(--ai-primary) 12%, #fff);
    --ai-bg: #ffffff;
    --ai-text: #0f172a;
    --ai-muted: #64748b;
    --ai-border: #e2e8f0;
    --ai-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    font-family: var(--ai-font-family, 'Vazirmatn', Tahoma, Arial, sans-serif);
    direction: rtl;
}

#ai-assistant-root *,
#ai-assistant-root *::before,
#ai-assistant-root *::after {
    box-sizing: border-box;
}

/* FAB Button — default: bottom-right */
.ai-assistant-fab {
    position: fixed;
    bottom: var(--ai-fab-bottom-gap, 24px);
    right: var(--ai-fab-horizontal-gap, 24px);
    left: auto;
    top: auto;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: none;
    background: linear-gradient(135deg, var(--ai-primary), var(--ai-primary-dark));
    color: #fff;
    cursor: pointer;
    box-shadow: 0 8px 24px color-mix(in srgb, var(--ai-primary) 40%, transparent);
    z-index: 99998;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s,left 0.3s ease,bottom 0.3s ease;
}

.ai-assistant-fab:hover {
    transform: scale(1.08);
    box-shadow: 0 12px 32px color-mix(in srgb, var(--ai-primary) 50%, transparent);
}

.ai-assistant-fab-icon--close {
    display: none;
}
.ai-assistant-fab-icon--chat{
    display: inline-flex
}
#ai-assistant-root.is-open .ai-assistant-fab-icon--chat {
    display: none;
}

#ai-assistant-root.is-open .ai-assistant-fab-icon--close {
    display: inline-flex
}

#ai-assistant-root.is-open .ai-assistant-fab {
    transform: rotate(0deg);
    bottom: 24px;
    right: 24px;
}

/* Label beside the FAB toggle (desktop) */
.ai-assistant-toggle-label {
    position: fixed;
    bottom: var(--ai-fab-bottom-gap, 24px);
    right: calc(var(--ai-fab-horizontal-gap, 24px) + 60px + 12px);
    left: auto;
    top: auto;
    z-index: 99997;
    height: 60px;
    max-width: min(220px, calc(100vw - 120px));
    padding: 0 14px;
    border-radius: 12px;
    background: #fff;
    color: var(--ai-text);
    font-size: 13px;
    font-weight: 600;
    line-height: 1.4;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.15);
    border: 1px solid var(--ai-border);
    pointer-events: none;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.ai-assistant-toggle-label::after {
    content: '';
    position: absolute;
    top: 50%;
    right: -6px;
    left: auto;
    bottom: auto;
    width: 12px;
    height: 12px;
    background: #fff;
    border-right: 1px solid var(--ai-border);
    border-top: 1px solid var(--ai-border);
    transform: translateY(-50%) rotate(45deg);
}

#ai-assistant-root.is-open .ai-assistant-toggle-label {
    display: none;
}

.ai-assistant--pos-bottom-left .ai-assistant-toggle-label {
    right: auto;
    left: calc(var(--ai-fab-horizontal-gap, 24px) + 60px + 12px);
}

.ai-assistant--pos-bottom-left .ai-assistant-toggle-label::after {
    right: auto;
    left: -6px;
    border-right: none;
    border-top: none;
    border-left: 1px solid var(--ai-border);
    border-bottom: 1px solid var(--ai-border);
}

.ai-assistant--pos-top-right .ai-assistant-toggle-label {
    bottom: auto;
    top: 24px;
}

.ai-assistant--pos-top-left .ai-assistant-toggle-label {
    bottom: auto;
    top: 24px;
    right: auto;
    left: calc(var(--ai-fab-horizontal-gap, 24px) + 60px + 12px);
}

.ai-assistant--pos-top-left .ai-assistant-toggle-label::after {
    right: auto;
    left: -6px;
    border-right: none;
    border-top: none;
    border-left: 1px solid var(--ai-border);
    border-bottom: 1px solid var(--ai-border);
}

/* Sandbox mode */
.ai-assistant-sandbox-badge {
    position: fixed;
    bottom: 90px;
    top: auto;
    right: 24px;
    left: auto;
    z-index: 99998;
    background: #f59e0b;
    color: #78350f;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 4px 10px;
    border-radius: 999px;
    box-shadow: 0 2px 8px rgba(245, 158, 11, 0.4);
    pointer-events: none;
}

#ai-assistant-root.is-open .ai-assistant-sandbox-badge {
    bottom: calc(96px + 560px + 8px);
}

.ai-assistant--sandbox .ai-assistant-fab {
    box-shadow: 0 8px 24px rgba(245, 158, 11, 0.35);
}

.ai-assistant--sandbox .ai-assistant-header {
    background: linear-gradient(135deg, #f59e0b, #d97706);
}

@media (max-width: 480px) {
    .ai-assistant-sandbox-badge {
        right: 16px;
        left: auto;
        bottom: 80px;
    }

    .ai-assistant--pos-bottom-left .ai-assistant-sandbox-badge {
        right: auto;
        left: 16px;
    }

    .ai-assistant--pos-top-right .ai-assistant-sandbox-badge {
        bottom: auto;
        top: 80px;
        right: 16px;
    }

    .ai-assistant--pos-top-left .ai-assistant-sandbox-badge {
        bottom: auto;
        top: 80px;
        right: auto;
        left: 16px;
    }

    #ai-assistant-root.is-open .ai-assistant-sandbox-badge {
        bottom: auto;
        top: 12px;
        right: 12px;
        z-index: 100000;
    }

    .ai-assistant--pos-bottom-left.is-open .ai-assistant-sandbox-badge {
        right: auto;
        left: 12px;
    }
}

#ai-assistant-root.is-open .ai-assistant-sandbox-badge {
    bottom: calc(96px + 560px + 8px);
    top: auto;
}

/* Panel — default: above bottom-right FAB */
.ai-assistant-panel {
    position: fixed;
    bottom: 96px;
    top: auto;
    right: 24px;
    left: auto;
    width: 400px;
    max-width: calc(100vw - 32px);
    height: 560px;
    max-height: calc(100vh - 120px);
    background: var(--ai-bg);
    border-radius: 20px;
    box-shadow: var(--ai-shadow);
    z-index: 99999;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px) scale(0.95);
    transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
    border: 1px solid var(--ai-border);
}

#ai-assistant-root.is-open .ai-assistant-panel {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

/* Position: bottom-left */
.ai-assistant--pos-bottom-left .ai-assistant-fab {
    right: auto;
    left: var(--ai-fab-horizontal-gap, 24px);
}

.ai-assistant--pos-bottom-left .ai-assistant-panel {
    right: auto;
    left: 24px;
}

.ai-assistant--pos-bottom-left .ai-assistant-sandbox-badge {
    right: auto;
    left: 24px;
}

/* Position: top-right */
.ai-assistant--pos-top-right .ai-assistant-fab {
    bottom: auto;
    top: 24px;
}

.ai-assistant--pos-top-right .ai-assistant-panel {
    bottom: auto;
    top: 96px;
}

.ai-assistant--pos-top-right .ai-assistant-sandbox-badge {
    bottom: auto;
    top: 90px;
}

.ai-assistant--pos-top-right.is-open .ai-assistant-sandbox-badge {
    bottom: auto;
    top: calc(96px + 560px + 8px);
}

/* Position: top-left */
.ai-assistant--pos-top-left .ai-assistant-fab {
    bottom: auto;
    top: 24px;
    right: auto;
    left: var(--ai-fab-horizontal-gap, 24px);
}

.ai-assistant--pos-top-left .ai-assistant-panel {
    bottom: auto;
    top: 96px;
    right: auto;
    left: 24px;
}

.ai-assistant--pos-top-left .ai-assistant-sandbox-badge {
    bottom: auto;
    top: 90px;
    right: auto;
    left: 24px;
}

.ai-assistant--pos-top-left.is-open .ai-assistant-sandbox-badge {
    bottom: auto;
    top: calc(96px + 560px + 8px);
}

/* Header */
.ai-assistant-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    background: linear-gradient(135deg, var(--ai-primary), var(--ai-primary-dark));
    color: #fff;
}

.ai-assistant-header-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.ai-assistant-avatar {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: rgb(255 255 255 / 20%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 700;
    backdrop-filter: blur(4px);
    overflow: hidden;
    flex-shrink: 0;
}

.ai-assistant-avatar--image {
    padding: 0;
    background: rgba(255, 255, 255, 0.15);
}

.ai-assistant-avatar--icon svg {
    width: 22px;
    height: 22px;
    display: block;
    flex-shrink: 0;
}

.ai-assistant-avatar-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.ai-assistant-bot-name {
    display: block;
    font-size: 15px;
    font-weight: 600;
}

.ai-assistant-status {
    font-size: 12px;
    opacity: 0.85;
    display: flex;
    align-items: center;
    gap: 4px;
}

.ai-assistant-status::before {
    content: '';
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #4ade80;
    display: inline-block;
}

.ai-assistant-clear {
    background: rgba(255,255,255,0.15);
    border: none;
    color: #fff;
    width: 36px;
    height: 36px;
    border-radius: 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
}

.ai-assistant-clear:hover {
    background: rgba(255,255,255,0.25);
}

/* Messages */
.ai-assistant-messages {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    background: #f8fafc;
    scroll-behavior: smooth;
}

.ai-assistant-messages::-webkit-scrollbar {
    width: 5px;
}

.ai-assistant-messages::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
}

.ai-msg {
    display: flex;
    gap: 8px;
    max-width: 88%;
    animation: aiMsgIn 0.3s ease;
}

@keyframes aiMsgIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

.ai-msg--user {
    align-self: flex-start;
    flex-direction: row;
}

.ai-msg--bot {
    align-self: flex-end;
    flex-direction: row-reverse;
}

.ai-msg-bubble {
    padding: 10px 14px;
    border-radius: 16px;
    font-size: 14px;
    line-height: 1.55;
    word-break: break-word;
}

.ai-msg--user .ai-msg-bubble {
    background: var(--ai-primary);
    color: #fff;
    border-bottom-right-radius: 4px;
}

.ai-msg--bot .ai-msg-bubble {
    background: #fff;
    color: var(--ai-text);
    border: 1px solid var(--ai-border);
    border-bottom-left-radius: 4px;
}

.ai-msg-body {
    display: block;
}

.ai-msg-link-footer {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px dashed var(--ai-border);
}

.ai-link-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--ai-primary), var(--ai-primary-dark));
    color: #fff !important;
    font-size: 13px;
    font-weight: 600;
    text-decoration: none !important;
    line-height: 1.3;
    box-shadow: 0 4px 14px color-mix(in srgb, var(--ai-primary) 35%, transparent);
    transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
    max-width: 100%;
}

.ai-link-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 18px color-mix(in srgb, var(--ai-primary) 45%, transparent);
    filter: brightness(1.05);
}

.ai-link-btn:active {
    transform: translateY(0);
}

.ai-link-btn--inline {
    margin: 4px 2px;
    vertical-align: middle;
}

.ai-link-btn--footer {
    flex: 1 1 auto;
    justify-content: center;
    min-width: min(100%, 160px);
}

.ai-link-btn__icon {
    display: inline-flex;
    flex-shrink: 0;
    opacity: 0.92;
}

.ai-link-btn__label {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.ai-msg--error .ai-msg-bubble {
    background: #fef2f2;
    border-color: #fecaca;
    color: #991b1b;
}

.ai-upgrade-link {
    display: inline-block;
    margin-top: 8px;
    color: var(--ai-primary);
    font-weight: 600;
    text-decoration: underline;
}

.ai-msg-time {
    font-size: 10px;
    color: var(--ai-muted);
    align-self: flex-end;
    margin-bottom: 4px;
}

.ai-msg--typing .ai-msg-bubble {
    display: flex;
    gap: 4px;
    padding: 14px 18px;
}

.ai-typing-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--ai-muted);
    animation: aiTyping 1.4s infinite;
}

.ai-typing-dot:nth-child(2) { animation-delay: 0.2s; }
.ai-typing-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes aiTyping {
    0%, 60%, 100% { transform: translateY(0); opacity: 0.4; }
    30% { transform: translateY(-6px); opacity: 1; }
}

/* Footer */
.ai-assistant-footer {
    padding: 12px 16px 16px;
    border-top: 1px solid var(--ai-border);
    background: #fff;
}

.ai-assistant-form {
    display: flex;
    align-items: center;
    gap: 8px;
    background: #f1f5f9;
    border-radius: 16px;
    padding: 8px;
    border: 1px solid var(--ai-border);
    transition: border-color 0.2s, box-shadow 0.2s;
}

.ai-assistant-form:focus-within {
    border-color: var(--ai-primary);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--ai-primary) 15%, transparent);
}

#ai-assistant-input {
    flex: 1;
    border: none;
    background: transparent;
    resize: none;
    font-size: 14px;
    line-height: 1.4;
    max-height: 100px;
    padding: 6px 0;
    font-family: inherit;
    color: var(--ai-text);
    direction: rtl;
}

#ai-assistant-input:focus {
    outline: none;
}

#ai-assistant-input::placeholder {
    color: #94a3b8;
}

.ai-assistant-send {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    border: none;
    background: var(--ai-primary);
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: background 0.2s, transform 0.15s;
}

.ai-assistant-send:hover {
    background: var(--ai-primary-dark);
}

.ai-assistant-send:active {
    transform: scale(0.95);
}

.ai-assistant-send:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

@media (max-width: 480px) {
    .ai-assistant-panel {
        right: 8px;
        left: auto;
        bottom: 88px;
        top: auto;
        width: calc(100vw - 16px);
        height: calc(100vh - 100px);
        border-radius: 16px;
    }

    .ai-assistant--pos-bottom-left .ai-assistant-panel {
        right: auto;
        left: 8px;
    }

    .ai-assistant--pos-top-right .ai-assistant-panel {
        bottom: auto;
        top: 88px;
        right: 8px;
    }

    .ai-assistant--pos-top-left .ai-assistant-panel {
        bottom: auto;
        top: 88px;
        right: auto;
        left: 8px;
    }

    .ai-assistant-fab {
        bottom: var(--ai-fab-bottom-gap, 16px);
        top: auto;
        right: var(--ai-fab-horizontal-gap, 16px);
        left: auto;
        width: 56px;
        height: 56px;
    }

    .ai-assistant--pos-bottom-left .ai-assistant-fab {
        right: auto;
        left: var(--ai-fab-horizontal-gap, 16px);
    }

    .ai-assistant--pos-top-right .ai-assistant-fab {
        bottom: auto;
        top: 16px;
    }

    .ai-assistant--pos-top-left .ai-assistant-fab {
        bottom: auto;
        top: 16px;
        right: auto;
        left: var(--ai-fab-horizontal-gap, 16px);
    }
}

/* On mobile the launcher lives in the theme bottom nav ("پشتیبانی").
   Hide the floating FAB while closed; keep it visible when open so it
   still works as the close button. */
@media (max-width: 991.98px) {
    #ai-assistant-root:not(.is-open) #ai-assistant-toggle,
    #ai-assistant-root:not(.is-open) .ai-assistant-toggle-label {
        display: none !important;
    }
}