/* header work */
/* header work */
    body { font-family: 'Inter', sans-serif; }

    /* --- Desktop Dropdown Slide Down & Up --- */
    .dropdown-menu {
        display: grid !important;
        grid-template-rows: 0fr;
        opacity: 0;
        visibility: hidden;
        overflow: hidden;
        transition: grid-template-rows 0.35s cubic-bezier(0.4, 0, 0.2, 1), 
                    opacity 0.25s ease-in-out, 
                    visibility 0.35s;
    }
    .dropdown-menu > div {
        min-height: 0;
    }
    
    /* Hover এবং Open দুই অবস্থাতেই ড্রপডাউন দেখাবে */
    .dropdown:hover .dropdown-menu,
    .dropdown.dropdown-open .dropdown-menu {
        grid-template-rows: 1fr;
        opacity: 1;
        visibility: visible;
    }

    /* Chevron Icon Rotation */
    .icon-chevron { 
        transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1); 
    }
    .dropdown:hover .icon-chevron,
    .dropdown.dropdown-open .icon-chevron,
    .mobile-dropdown-open > summary .icon-chevron { 
        transform: rotate(90deg); 
    }

    /* --- Mobile Slide-In Menu & Scroll Fix --- */
    @media (max-width: 1023px) {
        #mobileMenu { 
            position: fixed;
            top: 0;
            right: -100%; /* শুরুতে স্ক্রিনের বাইরে ডান দিকে লুকিয়ে থাকবে */
            width: 90%;
            max-width: 360px;
            height: 100vh; 
            overflow-y: auto; /* কন্টেন্ট বড় হলে নিচের দিকে স্ক্রল করার সুবিধা */
            overflow-x: hidden;
            background-color: #0a0a0a;
            z-index: 45; 
            display: flex !important; 
            flex-direction: column;
            box-shadow: -10px 0 30px rgba(0, 0, 0, 0.6);
            border-left: 1px solid rgba(255, 255, 255, 0.05);
            padding-top: 16px; 
            /* মেনু আসার সময় হালকা ডিলে এবং চমৎকার স্মুথ কার্ভ ট্রানজিশন */
            transition: right 0.4s cubic-bezier(0.25, 1, 0.5, 1);
            -webkit-overflow-scrolling: touch;
        }

        /* মোবাইল মেনু একটিভ হলে ডান দিক থেকে শো করবে */
        #mobileMenu.active {
            right: 0; 
        }

        /* মেনুর ভেতরের কোনো উপাদান যাতে সংকুচিত না হয় */
        #mobileMenu > * {
            flex-shrink: 0 !important;
        }
    }

    @media (min-width: 1024px) {
        #mobileMenu {
            display: none !important; /* ডেস্কটপে মোবাইল মেনু সম্পূর্ণ হাইড থাকবে */
        }
    }

    /* মোবাইল মেনু বাটনটি যাতে কোনো গ্লিচ বা ব্লিচিং ছাড়া অত্যন্ত দ্রুত গায়েব হয় */
    #mobileMenuBtn {
        transition: opacity 0.1s ease-out, transform 0.1s ease-out;
        will-change: opacity, transform;
    }
    #mobileMenuBtn.menu-btn-hidden {
        opacity: 0;
        pointer-events: none;
        transform: scale(0.9); /* বাটনটি ক্লিক করার সাথে সাথে ভ্যানিশ হবে */
    }

    /* প্রিমিয়াম ব্যাকগ্রাউন্ড ব্লার ওভারলে ইফেক্ট */
    .mobile-overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100vw;
        height: 100vh;
        background-color: rgba(0, 0, 0, 0.6);
        backdrop-filter: blur(4px);
        z-index: 40;
        opacity: 0;
        pointer-events: none;
        transition: opacity 0.35s ease;
    }
    .mobile-overlay.active {
        opacity: 1;
        pointer-events: auto;
    }

    /* --- মোবাইল ড্রপডাউন মসৃণ স্লাইড ইফেক্ট --- */
    .mobile-accordion {
        overflow: hidden;
    }
    .mobile-accordion-content {
        max-height: 0;
        opacity: 0;
        overflow: hidden;
        transition: max-height 0.35s cubic-bezier(0.4, 0, 0.2, 1), 
                    opacity 0.25s ease-in-out;
    }

    /* ডিফল্ট ডিটেইলস মার্কার রিমুভ করা */
    details > summary { list-style: none; }
    details > summary::-webkit-details-marker { display: none; }

    /* কাস্টম স্ক্রলবার */
    #mobileMenu::-webkit-scrollbar { width: 3px; }
    #mobileMenu::-webkit-scrollbar-thumb { background: #333; border-radius: 10px; }
/* header work */
/* header work */

/* body work  */
/* body work  */
        :root {
            /* Pure Black Classic Theme Colors */
            --bg-deep: #121212;
            --content-bg: #1a1a1a;
            --card-bg: #222222;
            --adobe-gray: #444444; 
            --active-text: #ffffff;
            --inactive-text: #a0a0a0;
            --accent-blue: #ffffff;
            --border-light: #333333;
        }

        * {
            box-sizing: border-box;
            -webkit-tap-highlight-color: rgba(0,0,0,0) !important;
            -webkit-tap-highlight-color: transparent !important;
            outline: none !important;
            -webkit-focus-ring-color: transparent !important;
        }

        body {
            font-family: 'Segoe UI', Roboto, sans-serif;
            background-color: var(--bg-deep);
            color: var(--active-text);
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            -webkit-user-select: none;
            user-select: none;
        }

        .main-container {
            width: 100%;
            margin: 0 auto;
        }

        /* Main Page Header */
        .h1tager {
            text-align: center;
            font-size: clamp(26px, 5vw, 36px);
            margin: 150px 20px 15px 20px;
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.5px;
        }

        .sub-header {
            text-align: center;
            color: var(--inactive-text);
            font-size: clamp(15px, 3vw, 16px);
            margin-bottom: 50px;
            padding: 0 20px;
            max-width: 650px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.5;
        }

        /* --- Tabs Section --- */
        .tabs-container {
            width: 100%;
            border-bottom: 3px solid var(--adobe-gray); 
            background-color: var(--bg-deep);
            display: flex;
            justify-content: center;
            position: relative;
        }

        .tabs-wrapper {
            display: flex;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
            padding: 0 20px; 
            justify-content: center; 
            max-width: 1200px;
            width: 100%;
            margin-bottom: -3px; 
        }

        .tabs-wrapper::-webkit-scrollbar {
            display: none;
        }

        .tab {
            padding: 16px 28px;
            cursor: pointer;
            font-size: 14px;
            font-weight: 700;
            color: var(--inactive-text);
            background: transparent;
            border: 3px solid transparent; 
            border-bottom: none;
            border-radius: 4px 4px 0 0;
            transition: color 0.2s ease, background-color 0.2s ease;
            white-space: nowrap;
            position: relative;
            box-shadow: none !important;
            text-decoration: none;
            letter-spacing: 0.3px;
        }

        .tab:focus, .tab:active, .tab:hover, .tab:visited {
            outline: 0 !important;
            outline-offset: 0 !important;
            box-shadow: none !important;
            -webkit-appearance: none;
        }

        .tab:hover:not(.active) {
            color: #ffffff;
        }

        .tab.active {
            color: var(--active-text);
            background-color: var(--content-bg);
            border: 3px solid var(--adobe-gray); 
            border-bottom: 3px solid var(--content-bg); 
            z-index: 5;
        }

        /* --- Content Area --- */
        .content-section {
            background-color: var(--content-bg);
            padding: 50px 20px 80px 20px;
            min-height: 500px;
        }

        .tab-content {
            display: none;
            max-width: 1100px;
            margin: 0 auto;
            animation: fadeIn 0.4s ease-out;
        }

        .tab-content.active {
            display: block;
        }

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

        /* --- Smart Left-Aligned Category Header --- */
        .category-header {
            text-align: left;
            margin-bottom: 40px;
            width: 100%;
        }

        .category-header h2 {
            font-size: 26px;
            font-weight: 800;
            color: #ffffff;
            margin: 0 0 12px 0;
            letter-spacing: -0.5px;
        }

        .category-header p {
            font-size: 15px;
            color: var(--inactive-text);
            margin: 0;
            line-height: 1.6;
            max-width: 700px;
        }

        /* 3-Column Grid */
        .plans-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 24px; 
        }

        /* Classic Card Design */
        .card {
            background: var(--card-bg);
            border: 1px solid var(--border-light);
            border-radius: 10px;
            padding: 28px 24px; 
            display: flex;
            flex-direction: column;
            transition: transform 0.2s ease, border-color 0.2s ease;
            position: relative;
        }

        .card:hover {
            border-color: #777777;
            transform: translateY(-4px);
        }

        /* Popular Card Styling */
        .card.popular {
            border-color: #888888;
            background: linear-gradient(180deg, #272727 0%, #1e1e1e 100%);
        }

        /* Enterprise / Custom Card Styling */
        .card.custom-card {
            border: 1px solid #555555;
            background: #111111;
        }

        .popular-badge {
            position: absolute;
            top: 15px;
            right: 15px;
            background: #ffffff;
            color: #121212;
            padding: 4px 10px;
            border-radius: 15px;
            font-size: 10px;
            font-weight: 800;
            text-transform: uppercase;
        }

        .plan-title {
            font-size: 20px;
            font-weight: 700;
            margin: 0 0 8px 0;
        }

        .price-container {
            display: flex;
            align-items: baseline;
            margin: 10px 0;
        }

        .price {
            font-size: 32px;
            font-weight: 800;
            letter-spacing: -1px;
        }

        .price-period {
            font-size: 14px;
            color: var(--inactive-text);
            margin-left: 5px;
        }

        /* Custom Quote Styling */
        .custom-price {
            font-size: 26px;
            font-weight: 700;
            color: #e0e0e0;
            margin: 10px 0;
            display: flex;
            align-items: center;
        }

        .billing {
            font-size: 13px;
            color: var(--inactive-text);
            margin-bottom: 20px;
            line-height: 1.4;
            min-height: 38px; 
        }

        .divider {
            height: 1px;
            background: var(--border-light);
            width: 100%;
            margin-bottom: 20px;
        }

        /* Features List */
        .feature-list {
            list-style: none;
            padding: 0;
            margin: 0 0 25px 0;
            flex-grow: 1;
        }

        .feature-item {
            display: flex;
            align-items: flex-start;
            font-size: 14px; 
            color: #dcdcdc;
            margin-bottom: 12px; 
            line-height: 1.4;
        }

        .feature-item::before {
            content: "✓";
            color: #ffffff;
            font-weight: 900;
            display: inline-block;
            width: 22px;
            min-width: 22px;
            font-size: 14px;
            margin-top: 0px;
        }

        .feature-item.disabled {
            color: #666666;
        }
        
        .feature-item.disabled::before {
            content: "✕";
            color: #444444;
        }

        /* Buttons */
        .select-btn {
            background-color: transparent;
            color: #ffffff;
            border: 1px solid #ffffff;
            padding: 12px 24px; 
            border-radius: 25px;
            font-size: 14px;
            font-weight: 700;
            cursor: pointer;
            width: 100%;
            text-align: center;
            transition: all 0.2s ease;
        }

        .select-btn:hover {
            background-color: #ffffff;
            color: #121212;
        }

        .card.popular .select-btn {
            background-color: #ffffff;
            color: #121212;
        }

        .card.popular .select-btn:hover {
            background-color: transparent;
            color: #ffffff;
        }

        .card.custom-card .select-btn {
            background-color: #333333;
            border-color: #333333;
        }
        .card.custom-card .select-btn:hover {
            background-color: #ffffff;
            color: #121212;
            border-color: #ffffff;
        }

        /* Mobile Responsiveness */
        @media (max-width: 800px) {
            .tabs-wrapper {
                justify-content: flex-start;
            }
        }

        @media (max-width: 600px) {
            .tabs-wrapper {
                padding-left: 50px;
                margin-bottom: -3px;
            }
            .tab {
                padding: 14px 20px;
                font-size: 13px;
            }
            .content-section {
                padding: 40px 15px 60px 15px;
            }
            .category-header h2 {
                font-size: 22px;
            }
            .plans-grid {
                grid-template-columns: 1fr;
            }
            .card {
                padding: 24px 20px;
            }
        }
/* body work  */
/* body work  */