/* ==========================================================================
   Neural Brain – Chat Widget
   ========================================================================== */
@font-face {
    font-family: 'Vazirmatn';
    src: url('../fonts/Vazirmatn/Vazirmatn-Regular.woff2') format('woff2');
    font-weight: 400;
    font-display: swap;
}

@font-face {
    font-family: 'Vazirmatn';
    src: url('../fonts/Vazirmatn/Vazirmatn-Medium.woff2') format('woff2');
    font-weight: 500;
    font-display: swap;
}

@font-face {
    font-family: 'Vazirmatn';
    src: url('../fonts/Vazirmatn/Vazirmatn-Bold.woff2') format('woff2');
    font-weight: 700;
    font-display: swap;
}

/* ریست متغیرها */
#nb-widget-wrap {
    /* --nb-primary:      #6366f1; */
    --nb-primary-dark: #4f46e5;
    --nb-radius:       16px;
    --nb-shadow:       0 8px 32px rgba(0, 0, 0, 0.14);
    --nb-font: 'Vazirmatn', -apple-system, BlinkMacSystemFont, 'Segoe UI', Tahoma, sans-serif;
    --nb-z:            999999;

    position: fixed;
    z-index: var(--nb-z);
    font-family: var(--nb-font);
    direction: rtl;

    /* جلوگیری از ارث‌بری استایل‌های تم */
    all: initial;
    font-family: var(--nb-font);
    direction: rtl;
    z-index: var(--nb-z);
    position: fixed;
}
#nb-widget-wrap, 
#nb-widget-wrap * {
    font-family: var(--nb-font) !important;
}
/* --- موقعیت‌ها --- */
#nb-widget-wrap.nb-widget-bottom-right {
    bottom: 24px;
    right:  24px;
}

#nb-widget-wrap.nb-widget-bottom-left {
    bottom: 24px;
    left:   24px;
}

/* ==========================================================================
   دکمه شناور
   ========================================================================== */
#nb-widget-toggle {
    width:  60px;
    height: 60px;
    border-radius: 50%;
    background: var(--nb-primary);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(99, 102, 241, 0.45);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    position: relative;
    padding: 0;
    outline: none;
}

#nb-widget-toggle:hover {
    transform:  scale(1.08);
    box-shadow: 0 6px 24px rgba(99, 102, 241, 0.55);
}

#nb-widget-toggle:focus-visible {
    outline: 3px solid var(--nb-primary);
    outline-offset: 3px;
}

#nb-widget-toggle svg {
    width:  26px;
    height: 26px;
    stroke: #fff;
    position: absolute;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

/* حالت بسته: آیکون چت ظاهر، آیکون X پنهان */
#nb-widget-toggle .nb-icon-chat  { opacity: 1; transform: scale(1);   }
#nb-widget-toggle .nb-icon-close { opacity: 0; transform: scale(0.5); }

/* حالت باز: برعکس */
#nb-widget-wrap.nb-widget-open #nb-widget-toggle .nb-icon-chat  {
    opacity: 0;
    transform: scale(0.5);
}
#nb-widget-wrap.nb-widget-open #nb-widget-toggle .nb-icon-close {
    opacity: 1;
    transform: scale(1);
}

/* ==========================================================================
   پنجره چت
   ========================================================================== */
#nb-widget-window {
    position: absolute;
    width:  calc(27vw);
    height: calc(95dvh - 120px);
    max-height: 720px;
    background: #ffffff;
    border-radius: var(--nb-radius);
    box-shadow: var(--nb-shadow);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border: 1px solid rgba(0, 0, 0, 0.08);

    /* حالت بسته */
    opacity: 0;
    pointer-events: none;
    transform: translateY(12px) scale(0.97);
    transition: opacity 0.25s ease, transform 0.25s ease;
}

/* موقعیت پنجره نسبت به دکمه */
.nb-widget-bottom-right #nb-widget-window {
    bottom: 72px;
    right:  0;
}
.nb-widget-bottom-left #nb-widget-window {
    bottom: 72px;
    left:   0;
}

/* حالت باز */
#nb-widget-wrap.nb-widget-open #nb-widget-window {
    opacity: 1;
    pointer-events: all;
    transform: translateY(0) scale(1);
}

/* --- هدر --- */
.nb-widget-header {
    background: var(--nb-primary);
    color: #fff;
    padding: 14px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
}

.nb-widget-header-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.nb-widget-avatar img {
    width: 36px;
    height: 36px;
    line-height: 1;
}

.nb-widget-header-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.nb-widget-header-text strong {
    font-size: 15px;
    font-weight: 700;
    color: #fff;
}

.nb-widget-header-text span {
    font-size: 12px;
    opacity: 0.85;
    color: #fff;
}

.nb-widget-header-close {
    background: rgba(255,255,255,0.18);
    border: none;
    width:  30px;
    height: 30px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
    padding: 0;
    flex-shrink: 0;
}

.nb-widget-header-close:hover {
    background: rgba(255,255,255,0.30);
}

.nb-widget-header-close svg {
    stroke: #fff;
}

/* --- ناحیه پیام‌ها --- */
.nb-widget-messages {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    background: #f6f7fb;
    scroll-behavior: smooth;
    direction: rtl;
}

/* اسکرول‌بار ظریف */
.nb-widget-messages::-webkit-scrollbar { width: 4px; }
.nb-widget-messages::-webkit-scrollbar-track { background: transparent; }
.nb-widget-messages::-webkit-scrollbar-thumb {
    background: rgba(0,0,0,0.15);
    border-radius: 4px;
}

/* --- پیام‌ها --- */
.nb-msg{
    display:flex;
    align-items:flex-end;
    gap:8px;
    animation:nbFadeUp .25s ease both;
}

/* جهت پیام‌ها */
.nb-msg-user{flex-direction:row;}
.nb-msg-bot{flex-direction:row-reverse;}

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

/* آواتار */
.nb-msg-avatar{
    width:32px;
    height:32px;
    flex-shrink:0;
    display:flex;
    align-items:center;
    justify-content:center;
    font-size:20px;
    border-radius:50%;
    background:#fff;
    box-shadow:0 1px 4px rgba(0,0,0,.08);
}
.nb-msg-avatar img{
    width:24px;
    height:24px;
    color:#4a5568;
}
/* حباب پیام */
.nb-msg-bubble{
    max-width:78%;
    padding:10px 14px;
    border-radius:14px;
    font-size:13px;
    line-height:1.7;
    direction:rtl;
    unicode-bidi:plaintext;

    word-break:break-word;
}

/* تفاوت کاربر و بات */
.nb-msg-user .nb-msg-bubble{
    background:#bde6ff;
}

.nb-msg-bot .nb-msg-bubble{
    background:#fff;
}

/* --- تایپینگ ایندیکاتور --- */
.nb-widget-typing{
    display:none;
    align-items:center;
    gap:8px;
    padding:0 16px 8px;
    background:#f6f7fb;
}

.nb-widget-typing.nb-typing-visible{
    display:flex;
}

.nb-typing-indicator{
    display:flex;
    align-items:center;
    gap:4px;
    padding:10px 14px;
    background:#fff;
    border-radius:14px 14px 14px 4px;
    box-shadow:0 1px 3px rgba(0,0,0,.07);
}

/* نقاط تایپینگ */
.nb-typing-indicator span{
    width:7px;
    height:7px;
    border-radius:50%;
    background:#adb5bd;
    animation:nbDot 1.2s ease-in-out infinite;
}

.nb-typing-indicator span:nth-child(2){animation-delay:.2s;}
.nb-typing-indicator span:nth-child(3){animation-delay:.4s;}

@keyframes nbDot{
    0%,80%,100%{transform:scale(1);opacity:.5;}
    40%{transform:scale(1.35);opacity:1;}
}

/* --- فوتر --- */
.nb-widget-footer {
    padding: 12px;
    background: #fff;
    border-top: 1px solid #ebebf0;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

/* ردیف اینپوت */
.nb-widget-input-row {
    display: flex;
    align-items: flex-end;
    gap: 8px;
}

.nb-widget-textarea {
    flex: 1;
    resize: none;
    border: 1.5px solid #e0e0e8;
    border-radius: 12px;
    padding: 9px 13px;
    font-family: var(--nb-font);
    font-size: 13.5px;
    line-height: 1.5;
    color: #1e1e2e;
    background: #f9f9fc;
    max-height: 100px;
    overflow-y: auto;
    transition: border-color 0.2s;
    direction: rtl;
    outline: none;
}

.nb-widget-textarea:focus {
    border-color: var(--nb-primary);
    background: #fff;
}

.nb-widget-textarea::placeholder { color: #aaa; }

#nb-widget-send {
    width:  40px;
    height: 40px;
    border-radius: 10px;
    background: var(--nb-primary);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: background 0.2s, transform 0.15s;
    padding: 0;
    outline: none;
}

#nb-widget-send:hover  { background: var(--nb-primary-dark); }
#nb-widget-send:active { transform: scale(0.93); }
#nb-widget-send:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

#nb-widget-send svg {
    width:  18px;
    height: 18px;
    stroke: #fff;
}

/* --- دکمه‌های تماس --- */
.nb-widget-contacts {
    display: flex;
    gap: 6px;
}

.nb-contact-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 7px 10px;
    border-radius: 8px;
    font-size: 12px;
    font-weight: 600;
    text-decoration: none;
    transition: filter 0.2s, transform 0.15s;
    cursor: pointer;
}

.nb-contact-btn:hover  { filter: brightness(1.08); }
.nb-contact-btn:active { transform: scale(0.96);  }

.nb-contact-phone {
    background: #ecfdf5;
    color: #059669;
    border: 1px solid #a7f3d0;
}

.nb-contact-bale {
    background: #eff6ff;
    color: #00277c;
    border: 1px solid #bfdbfe;
}

.nb-contact-btn svg { stroke: currentColor; flex-shrink: 0; }
.nb-contact-btn span { white-space: nowrap; }

.nb-widget-link-btn{

display:inline-block;
margin-top:8px;
padding:8px 14px;

background:#0f766e;
color:#fff;

font-size:13px;
font-weight:500;

border-radius:8px;
text-decoration:none;

transition:all .2s ease;
}

.nb-widget-link-btn:hover{

background:#115e59;
transform:translateY(-1px);

}


.nb-widget-products-mini {
    display: flex;
    flex-direction: column;
    gap: 8px; 
    margin: 10px 0;
    width: 100%;
}

.nb-product-mini-card {
    background: #ffffff;
    border: 1px solid #eef0f2;
    border-radius: 10px;
    padding: 8px;
    display: flex; 
    gap: 10px;
    align-items: center;
    box-shadow: 0 2px 6px rgba(0,0,0,0.04);
    transition: all 0.2s ease;
}

.nb-product-mini-card:hover {
    border-color: var(--nb-primary);
    transform: translateX(-3px); 
}


.nb-mini-thumb {
    width: 64px;
    height: 64px;
    flex-shrink: 0;
    border-radius: 8px;
    overflow: hidden;
    background: #f7f7f7;
    border: 1px solid #f0f0f0;
}

.nb-mini-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.nb-mini-details {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-width: 0; /* برای جلوگیری از بیرون زدگی متن */
}

/* نام محصول - فشرده */
.nb-mini-name {
    font-size: 14px;
    font-weight: 600;
    color: #334155;
    margin-bottom: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis; /* قطع متن طولانی با سه نقطه */
}

/* فوتر کارت مینی */
.nb-mini-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* قیمت محصول */
.nb-mini-price {
    font-size: 14px;
    font-weight: 700;
    color: #10b981; /* سبز استاندارد */
}

/* دکمه کوچک */
.nb-mini-btn {
    background: var(--nb-primary);
    color: #fff !important;
    padding: 3px 10px;
    font-size: 13px;
    border-radius: 6px;
    text-decoration: none !important;
    font-weight: 600;
    transition: opacity 0.2s;
}

.nb-mini-btn:hover {
    opacity: 0.85;
}

.nb-widget-messages {
    padding: 12px; 
}


/* ==========================================================================
   ریسپانسیو
   ========================================================================== */
@media (max-width: 480px) {
    #nb-widget-window {
        width:  calc(100vw - 32px);
        height: calc(100dvh - 120px);
        max-height: 720px;
    }
    /* .nb-widget-bottom-left  #nb-widget-window {
        right:  8px;
        left:   8px;
        bottom: 72px;
    } */
    .nb-widget-bottom-right #nb-widget-window {
        right:  8px;
        left:   8px;
        bottom: 72px;
    }
}