/* --- ডিজাইন টোকেন ও কালার ভ্যারিয়েবলস --- */
        :root {
            --primary: #0D9488;
            --primary-light: #F0FDFA;
            --primary-dark: #0F766E;
            --primary-glow: rgba(13, 148, 136, 0.25);
            --accent: #F59E0B;
            --accent-light: #FFFBEB;
            --bg-body: #F8FAFC;
            --bg-sidebar: #FFFFFF;
            --bg-chat-area: #F1F5F9;
            --bg-bubble-bot: #FFFFFF;
            --bg-bubble-user: #0D9488;
            --text-dark: #0F172A;
            --text-light: #FFFFFF;
            --text-muted: #64748B;
            --success: #10B981;
            --danger: #EF4444;
            --border-color: #E2E8F0;
            --radius-pill: 9999px;
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --font-main: 'SolaimanLipi', 'Kalpurush', sans-serif;
            --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --sidebar-width: 82px;
            --chat-font-size: 15px;
        }

        [data-theme="dark"] {
            --bg-body: #0B0F19;
            --bg-sidebar: #111827;
            --bg-chat-area: #0F172A;
            --bg-bubble-bot: #1E293B;
            --bg-bubble-user: #0D9488;
            --text-dark: #F1F5F9;
            --text-muted: #94A3B8;
            --border-color: #1E293B;
            --primary-light: rgba(13, 148, 136, 0.12);
            --accent-light: rgba(245, 158, 11, 0.12);
        }

        /* রিসেট ও বেস স্টাইল */
        *, *::before, *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
            font-family: var(--font-main);
            -webkit-tap-highlight-color: transparent;
        }

        body {
            background-color: var(--bg-body);
            color: var(--text-dark);
            height: 100vh;
            height: 100dvh; /* রেসপনসিভ মোবাইল হাইটের জন্য dvh */
            display: flex;
            overflow: hidden;
            transition: background-color 0.3s ease, color 0.3s ease;
        }

        ::-webkit-scrollbar { width: 5px; }
        ::-webkit-scrollbar-track { background: transparent; }
        ::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 10px; }

        /* --- টোস্ট নোটিফিকেশন সিস্টেম --- */
        .toast-container {
            position: fixed;
            top: 20px;
            right: 20px;
            z-index: 9999;
            display: flex;
            flex-direction: column;
            gap: 10px;
            pointer-events: none;
        }

        .toast {
            pointer-events: auto;
            padding: 14px 20px;
            border-radius: var(--radius-md);
            font-size: 14px;
            font-weight: 500;
            box-shadow: 0 10px 40px rgba(0,0,0,0.12);
            display: flex;
            align-items: center;
            gap: 10px;
            animation: toastIn 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
            max-width: 380px;
            backdrop-filter: blur(12px);
        }

        .toast.warning {
            background: linear-gradient(135deg, #FFFBEB, #FEF3C7);
            border: 1px solid #FDE68A;
            color: #92400E;
        }

        .toast.success {
            background: linear-gradient(135deg, #ECFDF5, #D1FAE5);
            border: 1px solid #A7F3D0;
            color: #065F46;
        }

        .toast.error {
            background: linear-gradient(135deg, #FEF2F2, #FEE2E2);
            border: 1px solid #FECACA;
            color: #991B1B;
        }

        [data-theme="dark"] .toast.warning {
            background: linear-gradient(135deg, rgba(245,158,11,0.15), rgba(245,158,11,0.08));
            border-color: rgba(245,158,11,0.3);
            color: #FCD34D;
        }

        [data-theme="dark"] .toast.success {
            background: linear-gradient(135deg, rgba(16, 185, 129, 0.15), rgba(16, 185, 129, 0.08));
            border-color: rgba(16, 185, 129, 0.3);
            color: #6EE7B7;
        }

        [data-theme="dark"] .toast.error {
            background: linear-gradient(135deg, rgba(239, 68, 68, 0.15), rgba(239, 68, 68, 0.08));
            border-color: rgba(239, 68, 68, 0.3);
            color: #FCA5A5;
        }

        .toast-exit {
            animation: toastOut 0.3s cubic-bezier(0.4, 0, 1, 1) forwards;
        }

        @keyframes toastIn {
            from { opacity: 0; transform: translateX(60px) scale(0.95); }
            to { opacity: 1; transform: translateX(0) scale(1); }
        }

        @keyframes toastOut {
            from { opacity: 1; transform: translateX(0) scale(1); }
            to { opacity: 0; transform: translateX(60px) scale(0.9); }
        }

        /* --- অ্যাপ লেআউট --- */
        .app-container {
            display: flex;
            width: 100%;
            height: 100vh;
            height: 100dvh;
            background-color: var(--bg-sidebar);
            transition: var(--transition);
        }

        .app-container.pseudo-fullscreen .sidebar-dock {
            display: none !important;
            width: 0 !important;
        }

        /* --- সাইডবার ডক --- */
        .sidebar-dock {
            width: var(--sidebar-width);
            background-color: var(--bg-sidebar);
            border-right: 1px solid var(--border-color);
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            align-items: center;
            padding: 20px 0;
            z-index: 50;
            transition: var(--transition);
            position: relative;
        }

        .sidebar-dock::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 1px;
            height: 100%;
            background: linear-gradient(to bottom, transparent, var(--primary-glow), transparent);
        }

        .dock-logo-container {
            display: flex;
            justify-content: center;
            align-items: center;
            margin-bottom: 20px;
        }

        .dock-logo {
            width: 44px;
            height: 44px;
            border-radius: 14px;
            border: 2px solid var(--primary);
            padding: 5px;
            background: var(--bg-sidebar);
            transition: var(--transition);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
        }

        .dock-logo img,
        .header-avatar img {
            display: block;
            width: 100%;
            height: 100%;
            object-fit: contain;
        }

        .dock-logo:hover {
            transform: scale(1.08);
            box-shadow: 0 0 20px var(--primary-glow);
        }

        .dock-nav {
            display: flex;
            flex-direction: column;
            gap: 8px;
            align-items: center;
            flex-grow: 1;
            justify-content: center;
        }

        .dock-item {
            width: 48px;
            height: 48px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-muted);
            cursor: pointer;
            position: relative;
            background-color: transparent;
            border: 1px solid transparent;
            transition: var(--transition);
        }

        .dock-item svg {
            width: 22px;
            height: 22px;
            transition: var(--transition);
        }

        .dock-item.active {
            color: var(--primary);
            background-color: var(--primary-light);
            border-color: rgba(13, 148, 136, 0.15);
            box-shadow: 0 2px 12px var(--primary-glow);
        }

        .dock-item.active::before {
            content: '';
            position: absolute;
            left: -16px;
            top: 14px;
            width: 4px;
            height: 20px;
            background: linear-gradient(to bottom, var(--primary), var(--primary-dark));
            border-radius: 0 4px 4px 0;
        }

        .dock-item:hover:not(.active):not(.disabled) {
            color: var(--primary);
            background-color: var(--primary-light);
            transform: scale(1.06);
        }

        .dock-item:focus-visible,
        .action-icon-btn:focus-visible,
        .send-btn:focus-visible,
        .option-btn:focus-visible,
        .setting-btn:focus-visible,
        .nav-item:focus-visible,
        .main-input:focus-visible,
        select:focus-visible {
            outline: 3px solid var(--primary-glow);
            outline-offset: 3px;
        }

        .dock-item.disabled {
            opacity: 0.35;
            cursor: not-allowed;
        }

        .dock-item .tooltip {
            position: absolute;
            left: 70px;
            background-color: var(--text-dark);
            color: var(--bg-sidebar);
            padding: 6px 14px;
            border-radius: 8px;
            font-size: 12px;
            font-weight: 500;
            white-space: nowrap;
            opacity: 0;
            pointer-events: none;
            transition: var(--transition);
            box-shadow: 0 6px 20px rgba(0,0,0,0.2);
            z-index: 100;
        }

        .dock-item .tooltip::before {
            content: '';
            position: absolute;
            left: -5px;
            top: 50%;
            transform: translateY(-50%);
            border: 5px solid transparent;
            border-right-color: var(--text-dark);
            border-left: 0;
        }

        .dock-item:hover .tooltip {
            opacity: 1;
            transform: translateX(5px);
        }

        .dock-footer {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 16px;
        }

        /* --- ওয়ার্কস্পেস প্যানেল --- */
        .workspace-panel {
            flex: 1;
            display: none;
            flex-direction: column;
            height: 100%;
            background-color: var(--bg-chat-area);
            position: relative;
            animation: panelFadeIn 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
        }

        @keyframes panelFadeIn {
            from { opacity: 0; transform: translateY(10px); }
            to { opacity: 1; transform: translateY(0); }
        }

        /* চ্যাট স্ক্রিন ফ্লেক্স হিসেবে থাকবে */
        .workspace-panel.active {
            display: flex;
        }

        /* ফুল পেজ স্ক্রল প্যানেলগুলো মোবাইল বা ছোট ব্রাউজারে ফ্লেক্স কম্প্রেশন এড়াতে ব্লক লেআউট হিসেবে রান করবে */
        .full-page-panel.active {
            display: block !important;
        }

        /* --- হেডার --- */
        .app-header {
            background-color: var(--bg-sidebar);
            height: 72px;
            padding: 0 32px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-bottom: 1px solid var(--border-color);
            position: relative;
            z-index: 10;
        }

        .app-header::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(to right, transparent, var(--primary-glow), transparent);
        }

        .header-left {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .header-avatar {
            width: 42px;
            height: 42px;
            border-radius: 14px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 14px var(--primary-glow);
            color: var(--text-light);
            padding: 6px;
        }

        .header-title-box {
            display: flex;
            flex-direction: column;
        }

        .header-brand-logo {
            display: block;
            width: 128px;
            height: auto;
            max-height: 30px;
            object-fit: contain;
            object-position: left center;
            margin-bottom: 2px;
        }

        .header-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-dark);
            line-height: 1.2;
        }

        .header-status {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 2px;
        }

        .header-status .status-dot {
            width: 7px;
            height: 7px;
            background-color: var(--success);
            border-radius: 50%;
            display: inline-block;
            animation: pulse-dot 2s ease-in-out infinite;
        }

        @keyframes pulse-dot {
            0%, 100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.5); }
            50% { box-shadow: 0 0 0 6px rgba(16, 185, 129, 0); }
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .action-icon-btn {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            border: 1px solid var(--border-color);
            background: var(--bg-sidebar);
            color: var(--text-muted);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
        }

        .action-icon-btn:hover {
            color: var(--primary);
            border-color: var(--primary);
            background-color: var(--primary-light);
            transform: scale(1.06);
        }

        .action-icon-btn.active {
            color: var(--primary);
            background-color: var(--primary-light);
            border-color: var(--primary);
        }

        /* --- চ্যাট হিস্ট্রি --- */
        .chat-history {
            flex: 1;
            padding: 32px;
            overflow-y: auto;
            overflow-x: hidden; /* হরাইজন্টাল স্ক্রলবার ফিক্স */
            display: flex;
            flex-direction: column;
            gap: 16px;
            position: relative;
            z-index: 1; /* ডেকোরেティブ ব্যাকগ্রাউন্ডের উপরে রাখার জন্য */
        }

        .message-row {
            display: flex;
            width: 100%;
            animation: slideUp 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
        }

        @keyframes slideUp {
            from { opacity: 0; transform: translateY(16px); }
            to { opacity: 1; transform: translateY(0); }
        }

        .message-row.bot { justify-content: flex-start; }
        .message-row.user { justify-content: flex-end; }

        .bubble {
            max-width: 65%;
            padding: 14px 20px;
            border-radius: 18px;
            font-size: var(--chat-font-size);
            line-height: 1.7;
            word-wrap: break-word;
            position: relative;
        }

        .message-row.bot .bubble {
            background-color: var(--bg-bubble-bot);
            color: var(--text-dark);
            border-top-left-radius: 4px;
            border: 1px solid var(--border-color);
            box-shadow: 0 2px 8px rgba(0,0,0,0.03);
        }

        .message-row.user .bubble {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: var(--text-light);
            border-top-right-radius: 4px;
            box-shadow: 0 4px 16px var(--primary-glow);
        }

        .message-time {
            font-size: 10px;
            color: var(--text-muted);
            margin-top: 6px;
            display: block;
            text-align: right;
        }

        .message-row.user .message-time {
            color: rgba(255, 255, 255, 0.6);
        }

        /* --- টাইপিং ইন্ডিকেটর --- */
        .typing-indicator {
            display: flex;
            align-items: center;
            gap: 5px;
            padding: 4px 0;
        }

        .typing-indicator .dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background-color: var(--primary);
            animation: typingBounce 1.4s infinite ease-in-out;
        }

        .typing-indicator .dot:nth-child(1) { animation-delay: 0s; }
        .typing-indicator .dot:nth-child(2) { animation-delay: 0.2s; }
        .typing-indicator .dot:nth-child(3) { animation-delay: 0.4s; }

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

        /* --- চ্যাট ইনপুট এরিয়া --- */
        .chat-input-area {
            background-color: var(--bg-sidebar);
            padding: 16px 32px 24px 32px;
            border-top: 1px solid var(--border-color);
            display: flex;
            flex-direction: column;
            gap: 12px;
            position: relative;
            z-index: 2;
        }

        .chat-input-area::before {
            content: '';
            position: absolute;
            top: -1px;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(to right, transparent, var(--primary-glow), transparent);
        }

        .quick-options {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .option-btn {
            background-color: var(--primary-light);
            color: var(--primary);
            border: 1px solid rgba(13, 148, 136, 0.12);
            padding: 8px 18px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }

        .option-btn:hover:not(:disabled) {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #FFFFFF;
            transform: translateY(-2px);
            box-shadow: 0 6px 16px var(--primary-glow);
        }

        .option-btn:active:not(:disabled) {
            transform: translateY(0);
        }

        .option-btn:disabled {
            opacity: 0.6;
            cursor: not-allowed;
        }

        .input-wrapper {
            display: flex;
            gap: 12px;
            background-color: var(--bg-body);
            padding: 4px 6px 4px 18px;
            border-radius: var(--radius-pill);
            border: 2px solid var(--border-color);
            align-items: center;
            transition: var(--transition);
        }

        .input-wrapper:focus-within {
            border-color: var(--primary);
            background-color: var(--bg-sidebar);
            box-shadow: 0 0 0 4px var(--primary-glow);
        }

        .main-input {
            flex: 1;
            border: none;
            background: transparent;
            padding: 12px 6px;
            font-size: 15px;
            outline: none;
            color: var(--text-dark);
        }

        .main-input::placeholder {
            color: var(--text-muted);
        }

        .chat-conditional-select {
            background-color: var(--bg-sidebar);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            padding: 6px 10px;
            color: var(--text-dark);
            outline: none;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            font-size: 14px;
        }

        .send-btn {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: var(--text-light);
            border: none;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
            box-shadow: 0 4px 14px var(--primary-glow);
            flex-shrink: 0;
        }

        .send-btn:hover {
            transform: scale(1.08);
            box-shadow: 0 6px 20px var(--primary-glow);
        }

        .send-btn:active {
            transform: scale(0.96);
        }

        .send-btn svg {
            width: 18px;
            height: 18px;
        }

        /* --- কোটেশন কার্ড --- */
        .quote-card {
            background-color: var(--bg-sidebar);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
            padding: 20px;
            margin-top: 10px;
            box-shadow: 0 8px 24px rgba(0,0,0,0.06);
            max-width: 480px;
            animation: slideUp 0.35s ease-out;
        }

        .card-header {
            font-size: 15px;
            font-weight: 700;
            border-bottom: 2px solid var(--primary);
            padding-bottom: 10px;
            margin-bottom: 14px;
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .card-header-title {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .copy-btn {
            background: var(--primary-light);
            color: var(--primary);
            border: 1px solid rgba(13, 148, 136, 0.15);
            padding: 4px 8px;
            border-radius: 6px;
            font-size: 11px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
        }

        .copy-btn:hover {
            background: var(--primary);
            color: #fff;
        }

        .card-item {
            display: flex;
            justify-content: space-between;
            font-size: 14px;
            margin-bottom: 10px;
            padding: 4px 0;
        }

        .card-total {
            border-top: 2px dashed var(--border-color);
            padding-top: 10px;
            margin-top: 14px;
            font-weight: 700;
            font-size: 15px;
            display: flex;
            justify-content: space-between;
            color: var(--success);
        }

        /* ডোমেইন রেজাল্ট কার্ড */
        .domain-status-card {
            padding: 16px 20px;
            border-radius: var(--radius-md);
            margin-top: 10px;
            font-size: 14px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            animation: slideUp 0.25s ease-out;
        }

        .domain-status-card.available {
            background: linear-gradient(135deg, #ECFDF5, #D1FAE5);
            border: 1px solid #A7F3D0;
            color: #065F46;
        }

        .domain-status-card.taken {
            background: linear-gradient(135deg, #FEF2F2, #FEE2E2);
            border: 1px solid #FECACA;
            color: #991B1B;
        }

        [data-theme="dark"] .domain-status-card.available {
            background: linear-gradient(135deg, rgba(16, 185, 129, 0.12), rgba(16, 185, 129, 0.06));
            border-color: rgba(16, 185, 129, 0.25);
            color: #6EE7B7;
        }

        [data-theme="dark"] .domain-status-card.taken {
            background: linear-gradient(135deg, rgba(239, 68, 68, 0.12), rgba(239, 68, 68, 0.06));
            border-color: rgba(239, 68, 68, 0.25);
            color: #FCA5A5;
        }

        /* --- ফুল পেজ প্যানেল --- */
        .full-page-panel {
            flex: 1;
            padding: 40px;
            overflow-y: auto;
            -webkit-overflow-scrolling: touch; /* Smooth inertial scrolling for iOS mobile devices */
            background-color: var(--bg-body);
            transition: background-color 0.3s ease;
            height: 100%;
        }

        .search-row-container {
            display: flex;
            gap: 10px;
            max-width: 600px;
            align-items: stretch;
        }

        .panel-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 24px;
            margin-top: 24px;
        }

        .card-box {
            background-color: var(--bg-sidebar);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: 0 4px 18px rgba(0,0,0,0.03);
            border: 1px solid var(--border-color);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .card-box::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(to right, var(--primary), var(--accent));
            opacity: 0;
            transition: var(--transition);
        }

        .card-box:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 32px rgba(0,0,0,0.08);
        }

        .card-box:hover::before {
            opacity: 1;
        }

        .card-box h3 {
            margin-bottom: 8px;
            color: var(--text-dark);
            font-size: 18px;
            font-weight: 700;
        }

        .card-box p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 16px;
        }

        .tag {
            background: linear-gradient(135deg, var(--primary-light), rgba(13,148,136,0.08));
            color: var(--primary);
            padding: 5px 12px;
            border-radius: 8px;
            font-size: 12px;
            font-weight: 700;
            display: inline-block;
            margin-bottom: 12px;
        }

        /* --- সেটিংস --- */
        .setting-section {
            margin-bottom: 30px;
            border-bottom: 1px solid var(--border-color);
            padding-bottom: 24px;
        }

        .setting-title {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 14px;
            color: var(--text-dark);
        }

        .btn-group {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }

        .setting-btn {
            background-color: var(--bg-sidebar);
            border: 2px solid var(--border-color);
            color: var(--text-dark);
            padding: 10px 20px;
            border-radius: var(--radius-sm);
            cursor: pointer;
            font-weight: 600;
            font-size: 14px;
            transition: var(--transition);
        }

        .setting-btn:hover {
            border-color: var(--primary);
            color: var(--primary);
        }

        .setting-btn.active {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #FFFFFF;
            border-color: var(--primary);
            box-shadow: 0 4px 12px var(--primary-glow);
        }

        /* --- মোবাইল বটম নেভ --- */
        .mobile-nav-bar {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            height: 68px;
            background-color: var(--bg-sidebar);
            border-top: 1px solid var(--border-color);
            z-index: 100;
            justify-content: space-around;
            align-items: center;
            box-shadow: 0 -4px 20px rgba(0,0,0,0.06);
            transition: var(--transition);
        }

        .app-container.pseudo-fullscreen .mobile-nav-bar {
            display: none !important;
        }

        .nav-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 3px;
            color: var(--text-muted);
            font-size: 10px;
            font-weight: 500;
            cursor: pointer;
            flex: 1;
            padding: 8px 0;
            transition: var(--transition);
        }

        .nav-item.active {
            color: var(--primary);
            font-weight: 700;
        }

        .nav-item.disabled {
            opacity: 0.35;
            cursor: not-allowed;
        }

        .nav-item svg {
            width: 22px;
            height: 22px;
        }

        /* --- অ্যানিমেটেড ব্যাকগ্রাউন্ড অর্ব (ডেকোরেশন) --- */
        .bg-orb {
            position: absolute;
            border-radius: 50%;
            filter: blur(80px);
            opacity: 0.06;
            pointer-events: none;
            z-index: 0;
        }

        .bg-orb-1 {
            width: 400px;
            height: 400px;
            background: var(--primary);
            top: -100px;
            right: -100px;
            animation: floatOrb 12s ease-in-out infinite alternate;
        }

        .bg-orb-2 {
            width: 300px;
            height: 300px;
            background: var(--accent);
            bottom: -80px;
            left: -80px;
            animation: floatOrb 10s ease-in-out infinite alternate-reverse;
        }

        @keyframes floatOrb {
            from { transform: translate(0, 0) scale(1); }
            to { transform: translate(30px, -30px) scale(1.1); }
        }

        /* --- রেসপনসিভ মিডিয়া কোয়েরি --- */
        @media (max-width: 768px) {
            .app-container {
                flex-direction: column;
                height: calc(100vh - 68px);
                height: calc(100dvh - 68px);
            }

            .app-container.pseudo-fullscreen {
                height: 100vh !important;
                height: 100dvh !important;
            }

            .sidebar-dock { display: none; }
            .mobile-nav-bar { display: flex; }

            .chat-history { padding: 16px; }
            .chat-input-area { padding: 10px 14px 18px 14px; }
            .bubble { max-width: 88%; font-size: 14px; }

            /* ফুল পেজ স্ক্রল প্যানেলগুলোর মোবাইল প্যাডিং ও ভিউপোর্ট ম্যানেজমেন্ট */
            .full-page-panel {
                padding: 24px 16px 40px 16px;
                overflow-y: auto;
                height: 100%;
                -webkit-overflow-scrolling: touch;
            }

            /* মোবাইলে সার্চ বক্সের কম্পোনেন্টগুলো সুন্দরভাবে গ্রিড আকারে সাজানোর ফিক্স */
            .search-row-container {
                display: flex;
                flex-wrap: wrap;
                gap: 10px;
                width: 100%;
            }

            #pageDomainInput {
                width: 100% !important;
                flex: none !important;
                height: 48px;
            }

            #pageDomainExt {
                width: calc(50% - 5px) !important;
                flex: 1 !important;
                height: 48px;
                text-align: center;
                display: block !important;
            }

            .search-row-container .send-btn {
                width: calc(50% - 5px) !important;
                flex: 1 !important;
                height: 48px;
                border-radius: var(--radius-sm) !important;
            }

            .app-header { padding: 0 16px; }
            .header-title { font-size: 15px; }
        }

        /* রিডিউসড মোশন ইউজারদের জন্য */
        @media (prefers-reduced-motion: reduce) {
            *, *::before, *::after {
                animation-duration: 0.01ms !important;
                transition-duration: 0.01ms !important;
            }
        }