/* ============================================================================
   تم سیستم ERP لوتوس تل — Glassmorphism + Bento Grid
   رنگ‌های برند: قرمز (#5e0000)، سفید، مشکی | پشتیبانی از تم روز/شب
   سطوح شیشه‌ای مات (backdrop-filter) روی پس‌زمینه گرادیانی | راست‌چین (RTL) و ریسپانسیو
   ============================================================================ */

/* ---------- تم روز (پیش‌فرض) ---------- */
:root {
    --brand-primary: #5e0000;
    --brand-primary-light: #7d1414;
    --brand-primary-dark: #3d0000;

    /* رنگ‌های قابل‌تغییر بین تم‌ها */
    --brand-white: #ffffff;
    --brand-gray: #eef0f5;
    --brand-border: rgba(120, 90, 90, .18);
    --brand-text: #2b2230;
    --brand-muted: #7a7280;
    --brand-black: #1a1420;
    --row-hover: rgba(94, 0, 0, .05);
    --badge-muted-bg: rgba(120,120,130,.15);
    --badge-muted-text: #6a6470;

    --success: #1e7e34;
    --warning: #b8860b;
    --danger: #b02a37;
    --info: #17657d;

    /* پس‌زمینه گرادیانی صفحه (پشت سطوح شیشه‌ای) */
    --page-bg: linear-gradient(135deg, #f6eef0 0%, #eef0f6 45%, #f3eef5 100%);
    --blob-1: rgba(94, 0, 0, .18);
    --blob-2: rgba(125, 20, 20, .14);
    --blob-3: rgba(60, 0, 0, .10);

    /* متغیرهای شیشه‌ای */
    --glass-bg: rgba(255, 255, 255, .55);
    --glass-bg-strong: rgba(255, 255, 255, .72);
    --glass-border: rgba(255, 255, 255, .65);
    --glass-shadow: 0 8px 32px rgba(60, 0, 0, .12);
    --glass-blur: blur(16px);

    /* نوار کناری شیشه‌ای روشن */
    --sidebar-text: #4a3f44;
    --sidebar-muted: #9a8f94;
    --sidebar-hover: rgba(94, 0, 0, .07);

    --sidebar-width: 256px;
    --header-height: 62px;
    --radius: 18px;
    --shadow: var(--glass-shadow);
}

/* ---------- تم شب ---------- */
[data-theme="dark"] {
    --brand-white: #1b1b24;
    --brand-gray: #0f0f15;
    --brand-border: rgba(255, 255, 255, .12);
    --brand-text: #e9e7ee;
    --brand-muted: #9a96a6;
    --brand-black: #f2f0f7;
    --row-hover: rgba(255, 255, 255, .05);
    --badge-muted-bg: rgba(255,255,255,.10);
    --badge-muted-text: #c2bece;

    --success: #4caf6b;
    --warning: #d4a52a;
    --danger: #e06070;
    --info: #4aa6c0;

    --page-bg: linear-gradient(135deg, #1a0c0f 0%, #121118 50%, #0c0c12 100%);
    --blob-1: rgba(125, 20, 20, .30);
    --blob-2: rgba(94, 0, 0, .26);
    --blob-3: rgba(40, 0, 0, .22);

    --glass-bg: rgba(40, 38, 50, .42);
    --glass-bg-strong: rgba(45, 42, 56, .6);
    --glass-border: rgba(255, 255, 255, .12);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, .45);
    --glass-blur: blur(18px);

    --sidebar-text: rgba(255, 255, 255, .82);
    --sidebar-muted: rgba(255, 255, 255, .45);
    --sidebar-hover: rgba(255, 255, 255, .08);
}

* { box-sizing: border-box; }

body {
    font-family: Vazirmatn, Tahoma, "Segoe UI", sans-serif;
    background: var(--page-bg);
    background-attachment: fixed;
    color: var(--brand-text);
    margin: 0;
    direction: rtl;
    font-size: 14px;
    line-height: 1.9;
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
}

/* بلاب‌های رنگی محو در پس‌زمینه برای جلوه‌ی شیشه‌ای */
body::before, body::after {
    content: ""; position: fixed; border-radius: 50%; filter: blur(80px); z-index: 0; pointer-events: none;
}
body::before { width: 420px; height: 420px; background: var(--blob-1); top: -120px; left: -100px; }
body::after { width: 480px; height: 480px; background: var(--blob-2); bottom: -160px; right: -120px; }

a { color: var(--brand-primary); text-decoration: none; }
a:hover { color: var(--brand-primary-light); }
[data-theme="dark"] a { color: #e58a8a; }

/* ---------------------- چیدمان کلی ---------------------- */
.app-shell { display: flex; min-height: 100vh; position: relative; z-index: 1; }

/* ---------------------- نوار کناری شیشه‌ای ---------------------- */
.app-sidebar {
    width: var(--sidebar-width);
    background: var(--glass-bg);
    -webkit-backdrop-filter: var(--glass-blur);
    backdrop-filter: var(--glass-blur);
    color: var(--sidebar-text);
    position: fixed; top: 0; right: 0; bottom: 0;
    overflow-y: auto; z-index: 1040;
    border-left: 1px solid var(--glass-border);
    transition: transform .25s ease;
}

.app-sidebar .brand {
    display: flex; align-items: center; gap: 10px;
    padding: 16px;
    background: linear-gradient(135deg, var(--brand-primary), var(--brand-primary-dark));
    color: #fff;
    border-bottom: 1px solid var(--glass-border);
}
.app-sidebar .brand img { width: 42px; height: 42px; object-fit: contain; background:#fff; border-radius: 10px; padding:3px; }
.app-sidebar .brand span { font-weight: 700; font-size: 15px; }

.app-sidebar .nav-section { padding: 12px 18px 4px; font-size: 11px; color: var(--sidebar-muted); margin-top: 6px; font-weight: 700; letter-spacing: .3px; }

/* آکاردئون منو: هر بخش با کلیک روی عنوان باز/بسته می‌شود */
.app-sidebar .nav-section-toggle {
    display: flex; align-items: center; justify-content: space-between;
    width: 100%; background: none; border: none; cursor: pointer;
    font-family: inherit;
}
.app-sidebar .nav-section-toggle .toggle-icon { font-size: 10px; transition: transform .2s; margin-inline-end: 18px; }
.app-sidebar .nav-section-toggle.open .toggle-icon { transform: rotate(180deg); }
.app-sidebar .nav-group-links { display: none; overflow: hidden; }
.app-sidebar .nav-group-links.open { display: block; }

.app-sidebar .nav-link {
    display: flex; align-items: center; gap: 10px;
    color: var(--sidebar-text);
    padding: 11px 16px; margin: 2px 10px; font-size: 14px;
    border-radius: 12px;
    transition: all .15s;
}
.app-sidebar .nav-link:hover { background: var(--sidebar-hover); color: var(--brand-primary); }
[data-theme="dark"] .app-sidebar .nav-link:hover { color: #fff; }
/* آیتم فعال: قرمز برند با متن سفید و سایه نرم */
.app-sidebar .nav-link.active {
    background: linear-gradient(135deg, var(--brand-primary), var(--brand-primary-light));
    color: #fff; font-weight: 700;
    box-shadow: 0 6px 16px rgba(94, 0, 0, .35);
}
.app-sidebar .nav-link.active i { color: #fff; }
.app-sidebar .nav-link i { width: 20px; text-align: center; }
.app-sidebar .nav-link .nav-badge-count {
    margin-inline-start: auto;
    background: var(--brand-primary); color: #fff;
    font-size: 11px; font-weight: 700;
    padding: 1px 8px; border-radius: 10px;
}
.app-sidebar .nav-link.active .nav-badge-count { background: rgba(255,255,255,.25); }

/* ---------------------- ناحیه اصلی ---------------------- */
.app-main { flex: 1; margin-right: var(--sidebar-width); display: flex; flex-direction: column; min-width: 0; position: relative; z-index: 1; }

.app-header {
    height: var(--header-height);
    background: var(--glass-bg);
    -webkit-backdrop-filter: var(--glass-blur);
    backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--glass-border);
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 22px; position: sticky; top: 0; z-index: 1030;
}
.app-header .page-title { font-weight: 700; font-size: 17px; color: var(--brand-primary); }
[data-theme="dark"] .app-header .page-title { color: #e58a8a; }
.app-header .header-actions { display: flex; align-items: center; gap: 14px; }

.menu-toggle { display: none; background: none; border: none; font-size: 22px; color: var(--brand-primary); cursor: pointer; }

.theme-toggle {
    background: var(--glass-bg-strong); border: 1px solid var(--glass-border); color: var(--brand-text);
    width: 40px; height: 40px; border-radius: 50%; cursor: pointer; font-size: 17px;
    display: flex; align-items: center; justify-content: center; transition: all .15s;
}
.theme-toggle:hover { color: var(--brand-primary); transform: rotate(-15deg); }

.user-chip { display: flex; align-items: center; gap: 8px; font-weight: 600; }
.user-chip .avatar {
    width: 38px; height: 38px; border-radius: 50%;
    background: linear-gradient(135deg, var(--brand-primary), var(--brand-primary-light)); color: #fff;
    display: flex; align-items: center; justify-content: center; font-size: 14px;
    box-shadow: 0 4px 12px rgba(94,0,0,.3);
}

.notif-badge { position: relative; font-size: 20px; color: var(--brand-text); }
.notif-badge .count {
    position: absolute; top: -6px; left: -8px;
    background: var(--danger); color: #fff; border-radius: 10px;
    font-size: 10px; padding: 1px 6px; font-weight: 700;
}

.app-content { padding: 24px; flex: 1; }

/* ---------------------- فوتر ---------------------- */
.app-footer {
    padding: 14px 24px;
    text-align: center;
    font-size: 13px;
    color: var(--brand-muted);
    border-top: 1px solid var(--glass-border);
    background: var(--glass-bg);
    -webkit-backdrop-filter: var(--glass-blur);
    backdrop-filter: var(--glass-blur);
}
.app-footer strong { color: var(--brand-primary); }

/* ---------------------- کارت‌های شیشه‌ای ---------------------- */
.card {
    background: var(--glass-bg);
    -webkit-backdrop-filter: var(--glass-blur);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    box-shadow: var(--glass-shadow);
}
.card-header {
    padding: 15px 20px; border-bottom: 1px solid var(--glass-border);
    font-weight: 700; color: var(--brand-primary);
    display: flex; align-items: center; justify-content: space-between;
}
[data-theme="dark"] .card-header { color: #e58a8a; }
.card-body { padding: 18px; }

/* مودال سبک نمایش جزئیات */
.modal-overlay {
    display: none; position: fixed; inset: 0; background: rgba(20, 10, 15, .55);
    z-index: 1000; align-items: center; justify-content: center; padding: 16px;
}
.modal-overlay.show { display: flex; }
.modal-box {
    background: var(--glass-bg-strong); -webkit-backdrop-filter: var(--glass-blur); backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border); border-radius: var(--radius); box-shadow: var(--glass-shadow);
    max-width: 480px; width: 100%; max-height: 85vh; overflow-y: auto; padding: 20px;
}
.modal-box .modal-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; }
.modal-box .modal-header h4 { margin: 0; color: var(--brand-primary); }
[data-theme="dark"] .modal-box .modal-header h4 { color: #e58a8a; }
.modal-box dl { margin: 0; }
.modal-box dt { font-weight: 700; color: var(--brand-muted); font-size: .82rem; margin-top: 12px; }
.modal-box dt:first-child { margin-top: 0; }
.modal-box dd { margin: 3px 0 0; }

/* کارت آماری شیشه‌ای */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 16px; }
.stat-card {
    background: var(--glass-bg);
    -webkit-backdrop-filter: var(--glass-blur);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius); padding: 18px;
    box-shadow: var(--glass-shadow); display: flex; align-items: center; gap: 14px;
    transition: transform .18s, box-shadow .18s;
}
.stat-card:hover { transform: translateY(-3px); box-shadow: 0 14px 40px rgba(60,0,0,.18); }
.stat-card .icon {
    width: 54px; height: 54px; border-radius: 16px; flex-shrink: 0;
    display: flex; align-items: center; justify-content: center;
    font-size: 22px; color: #fff;
    background: linear-gradient(135deg, var(--brand-primary), var(--brand-primary-light));
    box-shadow: 0 6px 16px rgba(94,0,0,.3);
}
.stat-card .value { font-size: 25px; font-weight: 800; color: var(--brand-black); }
.stat-card .label { color: var(--brand-muted); font-size: 13px; }

/* ---------------------- چیدمان Bento ---------------------- */
.bento {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 16px;
    grid-auto-flow: dense;
}
.bento > * { min-width: 0; }
/* اسپن‌های ستونی */
.b-3 { grid-column: span 3; }
.b-4 { grid-column: span 4; }
.b-6 { grid-column: span 6; }
.b-8 { grid-column: span 8; }
.b-12 { grid-column: span 12; }
/* اسپن‌های ردیفی برای کارت‌های بلند */
.b-row2 { grid-row: span 2; }
@media (max-width: 1100px) {
    .b-3, .b-4 { grid-column: span 6; }
    .b-8 { grid-column: span 12; }
}
@media (max-width: 700px) {
    .bento { grid-template-columns: 1fr; }
    .bento > * { grid-column: 1 / -1 !important; }
}

/* ---------------------- جداول ---------------------- */
.table { width: 100%; border-collapse: collapse; background: transparent; }
.table th, .table td { padding: 11px 12px; text-align: right; border-bottom: 1px solid var(--brand-border); }
.table thead th {
    background: linear-gradient(135deg, var(--brand-primary-dark), var(--brand-primary));
    color: #fff; font-weight: 600; font-size: 13px; white-space: nowrap;
}
.table tbody tr:hover { background: var(--row-hover); }
.table-responsive { overflow-x: auto; border-radius: var(--radius); }

/* ---------------------- دکمه‌ها ---------------------- */
.btn {
    display: inline-flex; align-items: center; gap: 6px; justify-content: center;
    padding: 9px 16px; border-radius: 12px; border: 1px solid transparent;
    font-size: 14px; font-weight: 600; cursor: pointer; transition: all .15s;
    font-family: inherit;
}
.btn-primary { background: linear-gradient(135deg, var(--brand-primary), var(--brand-primary-light)); color: #fff; box-shadow: 0 4px 14px rgba(94,0,0,.3); }
.btn-primary:hover { filter: brightness(1.08); color: #fff; }
.btn-outline { background: var(--glass-bg-strong); border-color: var(--brand-primary); color: var(--brand-primary); }
.btn-outline:hover { background: var(--brand-primary); color: #fff; }
[data-theme="dark"] .btn-outline { border-color: #e58a8a; color: #e58a8a; }
[data-theme="dark"] .btn-outline:hover { background: #e58a8a; color: #1a1a1a; }
.btn-success { background: var(--success); color: #fff; }
.btn-danger { background: var(--danger); color: #fff; }
.btn-light { background: var(--glass-bg-strong); color: var(--brand-text); border-color: var(--glass-border); }
.btn-sm { padding: 5px 11px; font-size: 12px; border-radius: 9px; }

/* ---------------------- فرم‌ها ---------------------- */
.form-group { margin-bottom: 16px; }
.form-label { display: block; margin-bottom: 6px; font-weight: 600; font-size: 13px; }
.form-control, .form-select {
    width: 100%; padding: 10px 13px; border: 1px solid var(--brand-border);
    border-radius: 12px; font-size: 14px; font-family: inherit;
    background: var(--glass-bg-strong); color: var(--brand-text);
    transition: border-color .15s, box-shadow .15s;
}
.form-control:focus, .form-select:focus {
    outline: none; border-color: var(--brand-primary);
    box-shadow: 0 0 0 3px rgba(94,0,0,.12);
}
.form-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.text-danger { color: var(--danger); font-size: 12px; }
.field-validation-error { color: var(--danger); font-size: 12px; }

/* ---------------------- نشان‌ها ---------------------- */
.badge { display: inline-block; padding: 3px 11px; border-radius: 20px; font-size: 12px; font-weight: 600; }
.badge-success { background: rgba(30,126,52,.16); color: var(--success); }
.badge-warning { background: rgba(184,134,11,.18); color: var(--warning); }
.badge-danger { background: rgba(176,42,55,.16); color: var(--danger); }
.badge-info { background: rgba(23,101,125,.16); color: var(--info); }
.badge-muted { background: var(--badge-muted-bg); color: var(--badge-muted-text); }

/* ---------------------- اعلان‌ها ---------------------- */
.alert { padding: 13px 16px; border-radius: 12px; margin-bottom: 16px; border: 1px solid transparent; -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); }
.alert-success { background: rgba(30,126,52,.14); border-color: rgba(30,126,52,.3); color: var(--success); }
.alert-danger { background: rgba(176,42,55,.12); border-color: rgba(176,42,55,.3); color: var(--danger); }
.alert-warning { background: rgba(184,134,11,.14); border-color: rgba(184,134,11,.3); color: var(--warning); }
.alert-info { background: rgba(23,101,125,.12); border-color: rgba(23,101,125,.3); color: var(--info); }

/* لیست اعلان‌ها */
.notif-item { display: flex; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--brand-border); }
.notif-item:last-child { border-bottom: none; }
.notif-item .dot { width: 10px; height: 10px; border-radius: 50%; margin-top: 7px; flex-shrink: 0; }
.notif-item .dot.warning { background: var(--warning); }
.notif-item .dot.critical { background: var(--danger); }
.notif-item .dot.info { background: var(--info); }
.notif-item .notif-title { font-weight: 700; }
.notif-item .notif-time { color: var(--brand-muted); font-size: 12px; }

.page-actions { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; flex-wrap: wrap; gap: 10px; }

/* ---------------------- صفحه ورود شیشه‌ای ---------------------- */
.login-page {
    min-height: 100vh; display: flex; align-items: center; justify-content: center;
    background: linear-gradient(135deg, #3d0000, #1a1420 60%, #0c0c12);
    padding: 20px; position: relative; overflow: hidden;
}
.login-page::before, .login-page::after {
    content: ""; position: absolute; border-radius: 50%; filter: blur(90px);
}
.login-page::before { width: 360px; height: 360px; background: rgba(125,20,20,.5); top: -80px; right: -60px; }
.login-page::after { width: 420px; height: 420px; background: rgba(94,0,0,.4); bottom: -120px; left: -80px; }
.login-card {
    position: relative; z-index: 1;
    background: rgba(255, 255, 255, .12);
    -webkit-backdrop-filter: blur(22px); backdrop-filter: blur(22px);
    border: 1px solid rgba(255, 255, 255, .25);
    border-radius: 24px; box-shadow: 0 18px 50px rgba(0,0,0,.45);
    width: 100%; max-width: 410px; padding: 38px 30px; text-align: center; color: #fff;
}
.login-card img { width: 84px; height: 84px; object-fit: contain; margin-bottom: 12px; background:#fff; border-radius:16px; padding:6px; }
.login-card h1 { font-size: 18px; color: #fff; margin: 0 0 4px; }
.login-card .subtitle { color: rgba(255,255,255,.75); font-size: 13px; margin-bottom: 24px; }
.login-card .form-label { color: rgba(255,255,255,.9); }
.login-card .form-control { text-align: right; background: rgba(255,255,255,.15); border-color: rgba(255,255,255,.3); color: #fff; }
.login-card .form-control::placeholder { color: rgba(255,255,255,.6); }
.login-card .btn-primary { width: 100%; padding: 12px; font-size: 15px; margin-top: 6px; }
.login-card .btn-light {
    width: 100%; padding: 12px; font-size: 14px;
    background: rgba(255,255,255,.1); border-color: rgba(255,255,255,.35); color: #fff;
}
.login-card .btn-light:hover { background: rgba(255,255,255,.2); color: #fff; }
.login-card a { color: #f0c0c0; }

/* ---------------------- ریسپانسیو موبایل ---------------------- */
@media (max-width: 992px) {
    .app-sidebar { transform: translateX(100%); box-shadow: -4px 0 30px rgba(0,0,0,.3); }
    .app-sidebar.open { transform: translateX(0); }
    .app-main { margin-right: 0; }
    .menu-toggle { display: block; }
    .sidebar-backdrop { display: none; position: fixed; inset: 0; background: rgba(0,0,0,.45); z-index: 1035; }
    .sidebar-backdrop.show { display: block; }
}
@media (max-width: 576px) {
    .app-content { padding: 14px; }
    .app-header .page-title { font-size: 15px; }
    .stat-card { padding: 14px; }
    .user-chip .name { display: none; }
}

/* فقط در نمای وب (دسکتاپ) نمایش داده می‌شود؛ در نمای موبایل مخفی است */
@media (max-width: 768px) {
    .desktop-only { display: none !important; }
}

/* اسکرول‌بار */
::-webkit-scrollbar { width: 9px; height: 9px; }
::-webkit-scrollbar-thumb { background: rgba(94,0,0,.35); border-radius: 8px; }
::-webkit-scrollbar-track { background: transparent; }
[data-theme="dark"] ::-webkit-scrollbar-thumb { background: rgba(255,255,255,.2); }

/* ==================== چت سازمانی ==================== */
.chat-app {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 14px;
    height: calc(100vh - 150px);
    min-height: 480px;
}
.chat-col {
    background: var(--glass-bg);
    -webkit-backdrop-filter: var(--glass-blur);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: var(--glass-shadow);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}
.chat-list-tabs { display: flex; border-bottom: 1px solid var(--brand-border); }
.chat-tab {
    flex: 1; padding: 12px; text-align: center; border: none; background: none; cursor: pointer;
    color: var(--brand-muted); font-size: 13px; font-family: inherit;
}
.chat-tab.active { color: var(--brand-primary); font-weight: 700; border-bottom: 2px solid var(--brand-primary); }
.chat-list-actions { display: flex; gap: 8px; padding: 10px; border-bottom: 1px solid var(--brand-border); }
.chat-list-actions .form-control { flex: 1; }
.chat-list-pane { flex: 1; overflow-y: auto; }

.chat-conversation-item, .chat-directory-item {
    display: flex; align-items: center; gap: 10px; padding: 10px 12px; cursor: pointer;
    border-bottom: 1px solid var(--brand-border);
}
.chat-conversation-item:hover, .chat-directory-item:hover { background: var(--sidebar-hover, rgba(94,0,0,.06)); }
.chat-conversation-item.active { background: rgba(94,0,0,.12); }
.chat-avatar {
    width: 40px; height: 40px; min-width: 40px; border-radius: 50%;
    background: linear-gradient(135deg, var(--brand-primary), var(--brand-primary-light));
    color: #fff; display: flex; align-items: center; justify-content: center; font-weight: 700;
    position: relative;
}
.chat-presence-dot {
    width: 10px; height: 10px; border-radius: 50%; border: 2px solid var(--brand-white);
    position: absolute; bottom: -1px; left: -1px; background: #9aa0a6;
}
.chat-presence-dot.status-Online { background: #2ecc71; }
.chat-presence-dot.status-Busy { background: #e74c3c; }
.chat-presence-dot.status-Away { background: #f1c40f; }
.chat-presence-dot.status-InMeeting { background: #9b59b6; }
.chat-presence-dot.status-OnVacation { background: #3498db; }
.chat-presence-dot.status-Offline { background: #9aa0a6; }

.chat-conversation-meta { flex: 1; min-width: 0; }
.chat-conversation-title { font-size: 13.5px; font-weight: 600; color: var(--brand-text); display: flex; justify-content: space-between; gap: 6px; }
.chat-conversation-preview { font-size: 12px; color: var(--brand-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.chat-unread-badge {
    background: var(--brand-primary); color: #fff; font-size: 11px; border-radius: 999px;
    min-width: 18px; height: 18px; display: flex; align-items: center; justify-content: center; padding: 0 5px;
}

.chat-my-presence { padding: 10px; border-top: 1px solid var(--brand-border); display: flex; flex-direction: column; gap: 6px; }
.chat-my-presence #myPresenceSelect, .chat-my-presence #myStatusMessage { font-size: 12px; padding: 6px 8px; }

.chat-col-messages { position: relative; }
.chat-empty-state {
    flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center;
    color: var(--brand-muted); text-align: center; gap: 10px; padding: 30px;
}
.chat-empty-state i { font-size: 48px; opacity: .5; }
.chat-conversation-view { display: flex; flex-direction: column; height: 100%; }
.chat-header {
    display: flex; align-items: center; justify-content: space-between; padding: 12px 16px;
    border-bottom: 1px solid var(--brand-border);
}
.chat-header-subtitle { font-size: 12px; color: var(--brand-muted); display: block; }
.chat-header-actions { display: flex; gap: 6px; }
.chat-header-actions .active-toggle { color: var(--brand-primary); }

.chat-messages { flex: 1; overflow-y: auto; padding: 16px; display: flex; flex-direction: column; gap: 10px; }
.chat-msg-row { display: flex; gap: 8px; max-width: 72%; }
.chat-msg-row.mine { align-self: flex-start; flex-direction: row-reverse; }
.chat-msg-row:not(.mine) { align-self: flex-end; }
.chat-msg-bubble {
    background: var(--glass-bg-strong); border: 1px solid var(--glass-border); border-radius: 14px;
    padding: 8px 12px; font-size: 13.5px; position: relative;
}
.chat-msg-row.mine .chat-msg-bubble { background: linear-gradient(135deg, var(--brand-primary), var(--brand-primary-light)); color: #fff; }
.chat-msg-body { white-space: pre-wrap; word-break: break-word; }
.chat-msg-sender { font-size: 11px; font-weight: 700; color: var(--brand-primary); margin-bottom: 2px; }
.chat-msg-row.mine .chat-msg-sender { color: rgba(255,255,255,.85); }
.chat-msg-time { font-size: 10px; color: var(--brand-muted); margin-top: 4px; text-align: left; }
.chat-msg-row.mine .chat-msg-time { color: rgba(255,255,255,.7); }
.chat-msg-seen { margin-right: 4px; font-size: 12px; color: rgba(255,255,255,.55); }
.chat-msg-seen.seen { color: #7fdbff; }
.chat-msg-reply {
    border-right: 3px solid var(--brand-primary); padding: 4px 8px; margin-bottom: 6px;
    font-size: 11.5px; opacity: .85; background: rgba(0,0,0,.04); border-radius: 6px;
}
.chat-msg-row.mine .chat-msg-reply { border-right-color: #fff; background: rgba(255,255,255,.12); }
.chat-msg-deleted { font-style: italic; color: var(--brand-muted); }
.chat-msg-attachment { display: flex; align-items: center; gap: 6px; margin-top: 4px; }
.chat-msg-attachment img { max-width: 220px; max-height: 220px; border-radius: 10px; display: block; }
.chat-msg-attachment audio, .chat-msg-attachment video { max-width: 240px; border-radius: 10px; }
.chat-img-wrap { position: relative; display: inline-block; }
.chat-img-download {
    position: absolute; top: 6px; left: 6px; width: 28px; height: 28px; border-radius: 50%;
    background: rgba(0,0,0,.55); color: #fff; display: flex; align-items: center; justify-content: center;
    opacity: 0; transition: opacity .15s; font-size: 14px;
}
.chat-img-wrap:hover .chat-img-download { opacity: 1; }
.chat-msg-actions { display: none; gap: 4px; position: absolute; top: -14px; left: 4px; background: var(--brand-white); border: 1px solid var(--brand-border); border-radius: 8px; padding: 2px; }
.chat-msg-row:hover .chat-msg-actions { display: flex; }
.chat-msg-actions button { border: none; background: none; cursor: pointer; color: var(--brand-muted); font-size: 12px; padding: 3px 5px; }
.chat-msg-actions button:hover { color: var(--brand-primary); }

.chat-typing-indicator { min-height: 18px; padding: 0 16px; font-size: 12px; color: var(--brand-muted); }
.chat-reply-preview {
    display: flex; align-items: center; justify-content: space-between; padding: 6px 16px;
    background: rgba(94,0,0,.06); border-top: 1px solid var(--brand-border); font-size: 12px;
}
.chat-reply-preview button { border: none; background: none; cursor: pointer; color: var(--brand-muted); }

.chat-composer { display: flex; align-items: flex-end; gap: 8px; padding: 10px 14px; border-top: 1px solid var(--brand-border); }
.chat-composer textarea { flex: 1; resize: none; max-height: 100px; }
.chat-composer.chat-dragover { background: rgba(94,0,0,.08); outline: 2px dashed var(--brand-primary); outline-offset: -4px; }
#btnRecordVoice.recording { color: #fff; background: #e74c3c; }
#btnStickers.active-toggle { color: var(--brand-primary); }

.chat-sticker-panel {
    display: grid; grid-template-columns: repeat(8, 1fr); gap: 4px;
    padding: 10px 14px; border-top: 1px solid var(--brand-border);
    max-height: 160px; overflow-y: auto;
}
.chat-sticker-panel button {
    border: none; background: none; cursor: pointer; font-size: 26px; line-height: 1;
    padding: 6px; border-radius: 8px; transition: background .15s;
}
.chat-sticker-panel button:hover { background: rgba(94,0,0,.08); }

.chat-msg-row.sticker .chat-msg-bubble {
    background: none; border: none; box-shadow: none; padding: 0;
}
.chat-msg-row.sticker .chat-msg-body { font-size: 54px; line-height: 1; display: block; }
.chat-msg-row.mine.sticker .chat-msg-bubble { background: none; }

/* پیام‌های سنجاق‌شده */
.chat-pinned-panel {
    max-height: 140px; overflow-y: auto; padding: 8px 16px; border-bottom: 1px solid var(--brand-border);
    background: rgba(94,0,0,.04); display: flex; flex-direction: column; gap: 6px;
}
.chat-pinned-panel .chat-pinned-item { font-size: 12.5px; display: flex; gap: 6px; align-items: baseline; }
.chat-pinned-panel .chat-pinned-item strong { color: var(--brand-primary); }
#pinnedCount { font-size: 11px; font-weight: 700; }

/* ری‌اکشن */
.chat-reaction-bar { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 6px; }
.chat-reaction-pill {
    display: inline-flex; align-items: center; gap: 3px; font-size: 12px;
    background: var(--brand-white); border: 1px solid var(--brand-border); border-radius: 999px;
    padding: 1px 8px; cursor: pointer;
}
.chat-reaction-pill.mine { border-color: var(--brand-primary); background: rgba(94,0,0,.08); }
.chat-quick-reactions {
    display: none; gap: 4px; position: absolute; top: -46px; left: 4px;
    background: var(--brand-white); border: 1px solid var(--brand-border); border-radius: 10px;
    padding: 4px 6px; box-shadow: var(--shadow);
}
.chat-quick-reactions.open { display: flex; }
.chat-quick-reactions button { border: none; background: none; cursor: pointer; font-size: 18px; padding: 2px 4px; }
.chat-quick-reactions button:hover { transform: scale(1.2); }

.chat-msg-task-badge {
    display: inline-flex; align-items: center; gap: 4px; margin-top: 6px; font-size: 11px;
    color: var(--brand-primary); background: rgba(94,0,0,.08); border-radius: 8px; padding: 2px 8px; cursor: pointer;
}

/* فرم رأی‌گیری داخل حباب پیام */
.chat-poll { min-width: 220px; }
.chat-poll-question { font-weight: 700; margin-bottom: 8px; }
.chat-poll-option { margin-bottom: 8px; cursor: pointer; }
.chat-poll-option-row { display: flex; align-items: center; gap: 6px; font-size: 12.5px; margin-bottom: 3px; }
.chat-poll-bar-track { height: 8px; border-radius: 6px; background: rgba(0,0,0,.08); overflow: hidden; }
.chat-msg-row.mine .chat-poll-bar-track { background: rgba(255,255,255,.25); }
.chat-poll-bar-fill { height: 100%; background: var(--brand-primary); }
.chat-msg-row.mine .chat-poll-bar-fill { background: #fff; }
.chat-poll-meta { display: flex; justify-content: space-between; align-items: center; margin-top: 8px; font-size: 11px; color: var(--brand-muted); }
.chat-msg-row.mine .chat-poll-meta { color: rgba(255,255,255,.75); }
.chat-poll-meta button { border: none; background: none; color: inherit; cursor: pointer; text-decoration: underline; font-size: 11px; }

/* گزینه‌های ورودی هنگام ساخت فرم رأی‌گیری */
.chat-poll-option-input { display: flex; gap: 6px; margin-bottom: 6px; }
.chat-poll-option-input input { flex: 1; }
.chat-poll-option-input button { border: none; background: none; color: var(--brand-muted); cursor: pointer; }

.chat-modal { position: fixed; inset: 0; background: rgba(0,0,0,.45); display: flex; align-items: center; justify-content: center; z-index: 1080; }
.chat-modal-box { background: var(--brand-white); border-radius: 14px; width: 420px; max-width: 92vw; max-height: 85vh; overflow: hidden; display: flex; flex-direction: column; box-shadow: var(--glass-shadow); }
.chat-modal-header { display: flex; justify-content: space-between; align-items: center; padding: 14px 16px; border-bottom: 1px solid var(--brand-border); font-weight: 700; color: var(--brand-primary); }
.chat-modal-close { border: none; background: none; cursor: pointer; color: var(--brand-muted); }
.chat-modal-body { padding: 16px; overflow-y: auto; }
.chat-modal-footer { padding: 12px 16px; border-top: 1px solid var(--brand-border); display: flex; justify-content: flex-end; }
.chat-member-picker { max-height: 220px; overflow-y: auto; border: 1px solid var(--brand-border); border-radius: 8px; padding: 8px; }
.chat-member-picker label { display: flex; align-items: center; gap: 6px; padding: 4px 0; font-size: 13px; cursor: pointer; }

@media (max-width: 900px) {
    .chat-app { grid-template-columns: 1fr; height: calc(100vh - 130px); }
    .chat-col-list.chat-hide-on-mobile { display: none; }
}