/* ===== CSS VARIABLES ===== */
    :root {
        /* Light Mode Colors */
        --bg-primary: #ffffff;
        --bg-secondary: #f8fafc;
        --bg-tertiary: #f1f5f9;
        --text-primary: #1e293b;
        --text-secondary: #475569;
        --text-muted: #64748b;
        --border-color: #e2e8f0;
        --card-bg: rgba(255, 255, 255, 0.8);
        --card-bg-solid: #ffffff;
        --navbar-bg: rgba(255, 255, 255, 0.75);
        --navbar-scrolled-bg: rgba(255, 255, 255, 0.95);
        --shadow-color: rgba(0, 0, 0, 0.1);
        --badge-bg: rgba(37, 99, 235, 0.1);
        --stats-bg: rgba(255, 249, 245, 0.6);
        --footer-bg-start: #1e293b;
        --footer-bg-end: #0f172a;
        --footer-text: #f8fafc;
        --footer-text-muted: #94a3b8;
        --primary: #2563eb;
        --primary-light: #3b82f6;
        --primary-dark: #1d4ed8;
        --gradient-1: linear-gradient(135deg, #2563eb, #0ea5e9);
        --whatsapp: #25D366;
        --whatsapp-dark: #128C7E;
    }

    /* Dark Mode Colors */
    [data-theme="dark"] {
        --bg-primary: #0f172a;
        --bg-secondary: #1e293b;
        --bg-tertiary: #334155;
        --text-primary: #f1f5f9;
        --text-secondary: #cbd5e1;
        --text-muted: #94a3b8;
        --border-color: #334155;
        --card-bg: rgba(30, 41, 59, 0.8);
        --card-bg-solid: #1e293b;
        --navbar-bg: rgba(15, 23, 42, 0.75);
        --navbar-scrolled-bg: rgba(15, 23, 42, 0.95);
        --shadow-color: rgba(0, 0, 0, 0.3);
        --badge-bg: rgba(37, 99, 235, 0.2);
        --stats-bg: rgba(30, 41, 59, 0.6);
        --footer-bg-start: #0a0f1a;
        --footer-bg-end: #030712;
        --footer-text: #f1f5f9;
        --footer-text-muted: #94a3b8;
    }

    /* ===== RESET & BASE ===== */
    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

    body {
        font-family: 'Plus Jakarta Sans', 'Hind Siliguri', sans-serif;
        line-height: 1.6;
        color: var(--text-primary);
        background: var(--bg-primary);
        scroll-behavior: smooth;
        transition: background-color 0.3s ease, color 0.3s ease;
    }

    .container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 20px;
    }

    .text-center {
        text-align: center;
    }

    .highlight {
        background: var(--gradient-1);
        -webkit-background-clip: text;
        background-clip: text;
        -webkit-text-fill-color: transparent;
    }

    section {
        opacity: 0;
        transform: translateY(40px);
        transition: 1.2s cubic-bezier(0.17, 0.55, 0.55, 1);
    }

    section.active {
        opacity: 1;
        transform: translateY(0);
    }

    /* ===== NAVBAR ===== */
    .navbar {
        position: fixed;
        width: 100%;
        top: 15px;
        z-index: 1000;
        display: flex;
        justify-content: center;
        transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .navbar.scrolled {
        top: 0;
    }

    .navbar .container {
        display: flex;
        justify-content: space-between;
        align-items: center;
        background: var(--navbar-bg);
        backdrop-filter: blur(12px) saturate(180%);
        -webkit-backdrop-filter: blur(12px) saturate(180%);
        padding: 12px 25px;
        border-radius: 15px;
        border: 1px solid rgba(255, 255, 255, 0.1);
        box-shadow: 0 8px 32px 0 var(--shadow-color);
        width: 95%;
        max-width: 1140px;
        transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .navbar.scrolled .container {
        max-width: 100%;
        width: 100%;
        border-radius: 0;
        background: var(--navbar-scrolled-bg);
        border-bottom: 1px solid var(--border-color);
        padding-left: calc((100% - 1140px) / 2 + 25px);
        padding-right: calc((100% - 1140px) / 2 + 25px);
    }

    /* Logo */
    .logo {
        display: flex;
        align-items: center;
        gap: 12px;
        text-decoration: none;
        animation: logoFloat 3s ease-in-out infinite;
    }

    .logo-container {
        position: relative;
        width: 52px;
        height: 52px;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .logo-img {
        width: 100%;
        height: 100%;
        border-radius: 50%;
        overflow: hidden;
        border: 2px solid var(--primary);
        background: #fff;
        z-index: 2;
        transition: all 0.5s ease;
        box-shadow: 0 0 15px rgba(37, 99, 235, 0.3);
    }

    .logo-img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .logo-ring {
        position: absolute;
        width: 125%;
        height: 125%;
        border-radius: 50%;
        border: 2px dashed var(--primary);
        opacity: 0.4;
        animation: rotateRing 10s linear infinite;
        z-index: 1;
    }

    .logo-text .name {
        font-size: 1.25rem;
        font-weight: 800;
        background: var(--gradient-1);
        -webkit-background-clip: text;
        background-clip: text;
        -webkit-text-fill-color: transparent;
        animation: colorShift 4s infinite alternate;
    }

    /* Logo Animations */
    @keyframes logoFloat {
        0%, 100% { transform: translateY(0); }
        50% { transform: translateY(-5px); }
    }

    @keyframes rotateRing {
        from { transform: rotate(0deg); }
        to { transform: rotate(360deg); }
    }

    @keyframes colorShift {
        0% { filter: hue-rotate(0deg); }
        100% { filter: hue-rotate(20deg); }
    }

    .logo:hover .logo-ring {
        animation-duration: 2s;
        opacity: 1;
        border-style: solid;
    }

    .logo:hover .logo-img {
        transform: scale(1.1);
        box-shadow: 0 0 25px rgba(37, 99, 235, 0.6);
    }

    /* Navigation Right */
    .nav-right {
        display: flex;
        align-items: center;
        gap: 20px;
    }

    .nav-links {
        display: flex;
        list-style: none;
        gap: 25px;
        align-items: center;
    }

    .nav-links a {
        text-decoration: none;
        color: var(--text-secondary);
        font-weight: 600;
        transition: 0.3s;
        font-size: 0.95rem;
        position: relative;
    }

    .nav-links a::after {
        content: '';
        position: absolute;
        bottom: -5px;
        left: 0;
        width: 0;
        height: 2px;
        background: var(--primary);
        transition: 0.3s ease;
    }

    .nav-links a:hover::after,
    .nav-links a.active-link::after {
        width: 100%;
    }

    .nav-links a:hover,
    .nav-links a.active-link {
        color: var(--primary);
    }

/* মেইন কন্টেইনার স্টাইল */
.lang-switch {
    display: flex;
    align-items: center;
    background: #eef1f5;
    border-radius: 50px;
    padding: 3px;
    position: relative;
    width: 140px;
    height: 44px;
    border: 1px solid rgba(0,0,0,0.08);
}

/* স্লাইডিং ব্যাকগ্রাউন্ড */
.lang-slider {
    position: absolute;
    top: 3px;
    left: 3px;
    width: calc(50% - 3px);
    height: calc(100% - 6px);
    background: #fff;
    border-radius: 50px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    transition: transform 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    z-index: 1;
}

/* স্লাইডিং লজিক */
.lang-switch:has(#btn-en.active-lang) .lang-slider {
    transform: translateX(100%);
}

.lang-switch button {
    flex: 1;
    border: none;
    background: transparent;
    color: #888;
    font-weight: 700;
    cursor: pointer;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.lang-switch button.active-lang {
    color: #222;
}

/* --- লোগো ডিজাইন (Circular Flags) --- */
.flag-icon-bn, .flag-icon-en {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: inline-block;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(0,0,0,0.1);
}

/* বাংলাদেশ লোগো */
.flag-icon-bn { background: #006a4e; }
.flag-icon-bn::after {
    content: '';
    position: absolute;
    top: 50%; left: 45%;
    transform: translate(-50%, -50%);
    width: 13px; height: 13px;
    background: #f42a41;
    border-radius: 50%;
}

/* UK/English ইউনিয়ন জ্যাক লোগো (নতুন এবং সুন্দর) */
.flag-icon-en {
    background: #012169; /* নেভি ব্লু */
}
.flag-icon-en::before, .flag-icon-en::after {
    content: "";
    position: absolute;
}
/* সাদা ক্রস */
.flag-icon-en::before {
    top: 0; left: 0; right: 0; bottom: 0;
    background: 
        linear-gradient(90deg, transparent 42%, #fff 42%, #fff 58%, transparent 58%),
        linear-gradient(0deg, transparent 42%, #fff 42%, #fff 58%, transparent 58%),
        linear-gradient(45deg, transparent 45%, #fff 45%, #fff 55%, transparent 55%),
        linear-gradient(-45deg, transparent 45%, #fff 45%, #fff 55%, transparent 55%);
}
/* লাল ক্রস */
.flag-icon-en::after {
    top: 0; left: 0; right: 0; bottom: 0;
    background: 
        linear-gradient(90deg, transparent 46%, #c8102e 46%, #c8102e 54%, transparent 54%),
        linear-gradient(0deg, transparent 46%, #c8102e 46%, #c8102e 54%, transparent 54%);
}

/* ডার্ক মোড সাপোর্ট */
[data-theme="dark"] .lang-switch {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.1);
}
[data-theme="dark"] .lang-slider {
    background: #333;
}
[data-theme="dark"] .lang-switch button.active-lang {
    color: #fff;
}
/* ===== থিম টগল বাটন ===== */
.theme-toggle {
    position: relative;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    width: 45px;
    height: 45px;
    border-radius: 12px; /* ⬅️ 50% থেকে 12px করে বক্স shape করা হয়েছে */
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 4px 12px var(--shadow-color);
    overflow: hidden;
}

.theme-toggle::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, var(--primary) 0%, transparent 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 1;
}

.theme-toggle:hover {
    transform: rotate(15deg) scale(1.1);
    border-color: var(--primary);
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.3);
}

.theme-toggle:hover::before {
    opacity: 0.2;
}

.theme-toggle i {
    position: relative;
    z-index: 2;
    transition: all 0.4s ease;
}

.theme-toggle:hover i {
    color: var(--primary);
    transform: scale(1.1);
}

/* টুলটিপ */
.theme-tooltip {
    position: absolute;
    bottom: -35px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--card-bg-solid);
    color: var(--text-primary);
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    white-space: nowrap;
    border: 1px solid var(--border-color);
    box-shadow: 0 5px 15px var(--shadow-color);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1000;
}

.theme-toggle:hover .theme-tooltip {
    opacity: 1;
    visibility: visible;
    bottom: -40px;
}

/* ডার্ক মোডে আইকন পরিবর্তন */
[data-theme="dark"] .theme-toggle i {
    color: #fbbf24;
}

[data-theme="dark"] .theme-toggle:hover i {
    color: #f59e0b;
}

/* অ্যানিমেটেড আইকন */
.theme-toggle i {
    animation: rotateIn 0.5s ease;
}

@keyframes rotateIn {
    from {
        transform: rotate(-180deg) scale(0);
        opacity: 0;
    }
    to {
        transform: rotate(0) scale(1);
        opacity: 1;
    }
}

/* মোবাইলের জন্য */
@media (max-width: 768px) {
    .theme-toggle {
        width: 40px;
        height: 40px;
        font-size: 1.1rem;
        border-radius: 10px; /* ⬅️ মোবাইলেও বক্স shape */
    }
    
    .theme-tooltip {
        display: none;
    }
}

/* হোভার ইফেক্ট (মোবাইল বাদে) */
@media (hover: hover) {
    .theme-toggle:hover i {
        animation: pulse 1s infinite;
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.2);
    }
}

/* রিপল ইফেক্ট (ক্লিক করার সময়) */
.theme-toggle:active {
    transform: scale(0.95);
}

.theme-toggle:active::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 5px;
    height: 5px;
    background: rgba(37, 99, 235, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    animation: ripple 0.6s ease-out;
}

@keyframes ripple {
    0% {
        width: 0;
        height: 0;
        opacity: 1;
    }
    100% {
        width: 100px;
        height: 100px;
        opacity: 0;
    }
}

    /* Hire Button */
    .btn-hire {
        position: relative;
        background: var(--gradient-1);
        color: #fff;
        padding: 10px 22px;
        border-radius: 10px;
        text-decoration: none;
        font-weight: 700;
        font-size: 0.9rem;
        display: flex;
        align-items: center;
        gap: 8px;
        transition: 0.4s;
        box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
        overflow: hidden;
        z-index: 1;
        animation: pulse-blue 2s infinite;
        white-space: nowrap;
    }

    .btn-hire::before {
        content: '';
        position: absolute;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100%;
        background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
        transition: 0.5s;
        z-index: -1;
    }

    .btn-hire:hover::before {
        left: 100%;
    }

    .btn-hire:hover {
        background: var(--primary-dark);
        transform: translateY(-3px);
        box-shadow: 0 8px 20px rgba(37, 99, 235, 0.4);
    }

    @keyframes pulse-blue {
        0% { box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.5); }
        70% { box-shadow: 0 0 0 10px rgba(37, 99, 235, 0); }
        100% { box-shadow: 0 0 0 0 rgba(37, 99, 235, 0); }
    }

    /* Menu Toggle (Mobile) */
    .menu-toggle {
        display: none;
        font-size: 1.5rem;
        cursor: pointer;
        color: var(--text-primary);
        transition: 0.3s;
    }

    .mobile-only-item {
        display: none;
    }

    /* মোবাইল স্ক্রিনের জন্য পারফেক্ট ফ্লোটিং নেভিবার */
@media (max-width: 768px) {
    /* ১. শুরুতে ছোট ও রাউন্ড থাকবে */
    .navbar {
        top: 15px !important;
        left: 0 !important;
        right: 0 !important;
        display: flex !important;
        justify-content: center !important;
        width: 100% !important;
    }

    .navbar .container {
        width: 90% !important; /* দুই পাশে ফাঁকা রাখবে */
        border-radius: 15px !important; /* গোল কোনা */
        padding: 8px 15px !important;
        background: var(--navbar-bg) !important;
        margin: 0 auto !important;
    }

    /* ২. স্ক্রল করলে পুরো স্ক্রিন জুড়ে বড় হবে */
    .navbar.scrolled {
        top: 0 !important;
    }

    .navbar.scrolled .container {
        width: 100% !important; /* পুরো বড় হয়ে যাবে */
        max-width: 100% !important;
        border-radius: 0 !important; /* গোল ভাব চলে যাবে */
        padding: 12px 20px !important;
    }

    /* লোগো ও আইকন সামান্য ছোট করা */
    .logo-container {
        width: 42px !important;
        height: 42px !important;
    }
    
    .logo-text .name {
        font-size: 1rem !important;
    }
}
    
        /* ===== HERO SECTION ===== */
        .hero {
            min-height: 100vh;
            padding: 160px 20px 80px;
            display: flex;
            align-items: center;
            position: relative;
            overflow: hidden;
        }

        .hero .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 60px; /* টেক্সট এবং ইমেজের মাঝে গ্যাপ */
            width: 100%;
        }

        .hero-content {
            flex: 1;
            max-width: 550px;
            text-align: left;
            z-index: 2;
        }

        .hero-image {
            flex: 1;
            max-width: 500px;
            text-align: center;
            z-index: 2;
            position: relative;
        }

        /* ব্যাকগ্রাউন্ড এনিমেশন */
        .hero::before,
        .hero::after {
            content: '';
            position: absolute;
            border-radius: 50%;
            filter: blur(100px);
            z-index: 1;
            animation: floatShape 15s infinite alternate ease-in-out;
        }

        .hero::before {
            width: 600px;
            height: 600px;
            background: rgba(37, 99, 235, 0.12);
            top: -150px;
            right: -100px;
        }

        .hero::after {
            width: 500px;
            height: 500px;
            background: rgba(14, 165, 233, 0.1);
            bottom: -150px;
            left: -100px;
            animation-delay: -5s;
        }

        @keyframes floatShape {
            0% { transform: translate(0, 0) scale(1); }
            100% { transform: translate(-50px, 80px) scale(1.1); }
        }

        .badge {
            background: var(--badge-bg);
            color: var(--primary);
            padding: 8px 20px;
            border-radius: 30px;
            font-size: 0.9rem;
            font-weight: 700;
            border: 1px solid rgba(37, 99, 235, 0.2);
            display: inline-block;
            backdrop-filter: blur(5px);
            margin-bottom: 20px;
        }

        .hero h1 {
            font-size: 4rem;
            margin: 20px 0;
            line-height: 1.1;
            font-weight: 900;
            color: var(--text-primary);
        }

        .highlight {
            background: var(--gradient-1);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero p {
            font-size: 1.2rem;
            color: var(--text-secondary);
            margin-bottom: 40px;
            line-height: 1.6;
        }

        .profile-img {
            width: 100%;
            max-width: 420px;
            border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
            border: 8px solid var(--bg-primary);
            box-shadow: 0 30px 60px -12px var(--shadow-color);
            animation: morph 8s ease-in-out infinite alternate;
            background: var(--bg-tertiary);
        }

        @keyframes morph {
            0% { border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%; }
            100% { border-radius: 70% 30% 30% 70% / 70% 70% 30% 30%; }
        }
.exp-card {
    position: absolute;
    bottom: 30px; /* নিচ থেকে দূরত্ব */
    left: -10px;  /* ইমেজ থেকে একটু বামে রাখার জন্য */
    background: var(--card-bg-solid);
    padding: 12px 20px; /* প্যাডিং কমিয়ে ছোট করা হলো */
    border-radius: 18px; /* কর্নার একটু শার্প করা হলো */
    box-shadow: 0 15px 30px var(--shadow-color);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
    text-align: center; /* লেখা মাঝখানে রাখার জন্য */
    animation: floatCard 4s ease-in-out infinite;
    min-width: 120px; /* নির্দিষ্ট একটা মিনিমাম সাইজ */
    z-index: 10;
}

/* সংখ্যাটির সাথে '+' চিহ্ন যোগ করার জন্য */
.exp-card .stat-number::after {
    content: '+';
    font-size: 1.2rem;
    margin-left: 2px;
}

        @keyframes floatCard {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-10px); }
        }

        .hero-btns {
            display: flex;
            gap: 20px;
        }

        .btn-primary {
            background: var(--gradient-1);
            color: white;
            padding: 14px 32px;
            border-radius: 12px;
            font-weight: 700;
            text-decoration: none;
            transition: 0.3s;
            box-shadow: 0 10px 25px rgba(37, 99, 235, 0.3);
        }

        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 15px 30px rgba(37, 99, 235, 0.4);
        }

        .btn-outline {
            padding: 14px 32px;
            border-radius: 12px;
            border: 2px solid var(--border-color);
            color: var(--text-secondary);
            font-weight: 700;
            text-decoration: none;
            transition: 0.3s;
        }

        .btn-outline:hover {
            background: var(--bg-tertiary);
            border-color: var(--border-color);
            color: var(--text-primary);
        }

        /* ===== RESPONSIVE ===== */
        @media (max-width: 992px) {
            .hero .container {
                gap: 40px;
            }
            
            .hero h1 {
                font-size: 3rem;
            }
        }

        @media (max-width: 768px) {
            .navbar {
                top: 0;
            }
            
            .navbar .container {
                width: 100%;
                border-radius: 0;
                padding: 10px 20px;
            }
            
            .menu-toggle {
                display: block;
            }
            
            .nav-right .btn-hire.d-none-mobile {
                display: none !important;
            }
            
            .nav-links {
                display: flex;
                position: fixed;
                top: 70px;
                right: -100%;
                width: 280px;
                background: var(--card-bg-solid);
                backdrop-filter: blur(15px);
                flex-direction: column;
                padding: 30px;
                border-radius: 20px 0 0 20px;
                box-shadow: -5px 10px 40px var(--shadow-color);
                transition: 0.4s;
                gap: 20px;
                z-index: 2000;
                border: 1px solid var(--border-color);
            }
            
            .nav-links.active {
                right: 0;
            }
            
            .mobile-only-item {
                display: block;
                width: 100%;
                text-align: center;
            }
            
            /* Hero Section Mobile */
            .hero {
                padding: 120px 20px 60px;
                min-height: auto;
            }
            
            .hero .container {
                flex-direction: column-reverse;
                gap: 40px;
                text-align: center;
            }
            
            .hero-content {
                max-width: 100%;
                text-align: center;
            }
            
            .hero h1 {
                font-size: 2.5rem;
            }
            
            .hero p {
                margin-left: auto;
                margin-right: auto;
            }
            
            .hero-btns {
                justify-content: center;
            }
            
            .hero-image {
                max-width: 350px;
                margin: 0 auto;
            }
            
            .profile-img {
                max-width: 300px;
            }
            
            .exp-card {
                left: 50%;
                transform: translateX(-50%);
                bottom: -10px;
            }
            
            .exp-card {
                bottom: -20px;
            }
        }

        @media (max-width: 480px) {
            .hero h1 {
                font-size: 2rem;
            }
            
            .hero-btns {
                flex-direction: column;
                gap: 15px;
            }
            
            .btn-primary,
            .btn-outline {
                width: 100%;
                text-align: center;
            }
        }
    /* ===== STATS SECTION ===== */
    .stats {
        padding: 60px 20px;
        background: var(--bg-primary);
        position: relative;
        z-index: 5;
    }

    .stats-container {
        max-width: 1140px;
        margin: 0 auto;
        background: var(--stats-bg);
        backdrop-filter: blur(10px);
        padding: 50px 30px;
        border-radius: 50px;
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 20px;
        border: 1px solid var(--border-color);
        box-shadow: 0 20px 40px var(--shadow-color);
    }

    .stat-item {
        text-align: center;
        padding: 10px;
        transition: 0.4s ease;
    }

    .stat-icon {
        width: 50px;
        height: 50px;
        background: var(--badge-bg);
        color: var(--primary);
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: 15px;
        margin: 0 auto 15px;
        font-size: 1.2rem;
        transition: 0.4s;
    }

    .stat-item:hover .stat-icon {
        background: var(--primary);
        color: #fff;
        transform: rotateY(360deg);
    }

    .stat-number {
        font-size: 3rem;
        font-weight: 800;
        color: var(--text-primary);
        line-height: 1;
        margin-bottom: 5px;
    }

    .stat-number::after {
        content: '+';
        font-size: 1.8rem;
        color: var(--primary);
        margin-left: 2px;
    }

    .stat-title {
        font-size: 1.05rem;
        font-weight: 700;
        color: var(--text-primary);
        margin-bottom: 4px;
    }

    .stat-desc {
        font-size: 0.85rem;
        color: var(--text-muted);
        font-weight: 500;
    }
.stat-number {
    min-width: 100px; /* আপনার প্রয়োজন মতো */
    display: inline-block;
}
    /* ===== PROJECTS SECTION ===== */
    .projects {
        background: var(--bg-secondary);
        padding: 120px 0;
        border-radius: 80px 80px 0 0;
        margin: 0;
        position: relative;
        overflow: hidden;
        z-index: 1;
    }

    .projects::before {
        content: '';
        position: absolute;
        width: 400px;
        height: 400px;
        background: radial-gradient(circle, rgba(37, 99, 235, 0.05) 0%, transparent 70%);
        top: -100px;
        left: -100px;
        z-index: -1;
        animation: pulse 10s infinite alternate;
    }

    @keyframes pulse {
        0% { transform: scale(1) translate(0, 0); }
        100% { transform: scale(1.2) translate(50px, 50px); }
    }

    .project-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
        gap: 40px;
        margin-top: 70px;
        padding: 0 20px;
        max-width: 1200px;
        margin-left: auto;
        margin-right: auto;
    }

    .card {
        background: var(--card-bg);
        backdrop-filter: blur(10px);
        padding: 30px;
        border-radius: 50px;
        transition: all 0.6s cubic-bezier(0.23, 1, 0.32, 1);
        border: 1px solid var(--border-color);
        position: relative;
        box-shadow: 0 20px 40px var(--shadow-color);
    }

    .card:hover {
        transform: translateY(-20px);
        box-shadow: 0 40px 80px rgba(37, 99, 235, 0.12);
        border-color: rgba(37, 99, 235, 0.3);
        background: var(--card-bg-solid);
    }

    .card-img-container {
        height: 260px;
        border-radius: 35px;
        margin-bottom: 30px;
        overflow: hidden;
        position: relative;
        box-shadow: inset 0 0 20px var(--shadow-color);
    }

    .project-img {
        width: 100%;
        height: auto;
        object-fit: cover;
        object-position: top;
        transition: transform 6s cubic-bezier(.5, 0, .5, 1);
    }

    .card:hover .project-img {
        transform: translateY(calc(-100% + 260px));
    }

    .overlay {
        position: absolute;
        inset: 0;
        background: rgba(15, 23, 42, 0.6);
        backdrop-filter: blur(4px);
        display: flex;
        align-items: center;
        justify-content: center;
        color: white;
        font-weight: 800;
        font-size: 0.8rem;
        letter-spacing: 3px;
        opacity: 0;
        transform: translateY(20px);
        transition: all 0.4s ease;
        border-radius: 35px;
        pointer-events: none;
    }

    .card:hover .overlay {
        opacity: 1;
        transform: translateY(0);
    }

    .tech-stack {
        margin: 25px 0;
        display: flex;
        gap: 10px;
        flex-wrap: wrap;
    }

    .tech-stack span {
        background: var(--bg-tertiary);
        color: var(--text-secondary);
        border: 1px solid var(--border-color);
        padding: 7px 16px;
        border-radius: 14px;
        font-size: 0.8rem;
        font-weight: 600;
        transition: 0.3s;
    }

    .card:hover .tech-stack span {
        border-color: var(--primary);
        color: var(--primary);
        transform: scale(1.05);
        background: var(--bg-primary);
    }

    .project-link {
        display: flex;
        align-items: center;
        justify-content: space-between;
        width: 100%;
        padding: 18px 25px;
        border-radius: 22px;
        background: var(--bg-tertiary);
        color: var(--text-secondary);
        font-weight: 800;
        text-decoration: none;
        transition: 0.4s all;
    }

    .card:hover .project-link {
        background: var(--gradient-1);
        color: white;
        box-shadow: 0 15px 30px rgba(37, 99, 235, 0.3);
    }

    /* ===== TESTIMONIALS SECTION ===== */
    .testimonials {
        padding: 100px 0;
        background: var(--bg-primary);
        position: relative;
        overflow: hidden;
    }

    .section-header-centered {
        text-align: center;
        max-width: 800px;
        margin: 0 auto 60px auto;
    }

    .badge-title {
        background: var(--badge-bg);
        color: var(--primary);
        padding: 8px 25px;
        border-radius: 50px;
        font-size: 0.9rem;
        font-weight: 600;
        display: inline-block;
        margin-bottom: 20px;
        border: 1px solid rgba(37, 99, 235, 0.15);
        text-transform: uppercase;
        letter-spacing: 1px;
    }

    .dynamic-title {
        font-size: 2.8rem;
        color: var(--text-primary);
        margin-bottom: 15px;
        font-weight: 800;
        line-height: 1.2;
        background: linear-gradient(90deg, var(--primary), #7c3aed);
        -webkit-background-clip: text;
        background-clip: text;
        -webkit-text-fill-color: transparent;
    }

    .section-subtitle {
        color: var(--text-muted);
        font-size: 1.1rem;
        line-height: 1.7;
        margin: 0 auto;
    }

    .testimonial-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
        gap: 30px;
        margin-top: 50px;
    }

    .testimonial-card {
        background: var(--card-bg-solid);
        padding: 40px 30px;
        border-radius: 30px;
        border: 1px solid var(--border-color);
        box-shadow: 10px 10px 30px var(--shadow-color);
        position: relative;
        transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 1;
    }

    .testimonial-card:hover {
        transform: translateY(-15px);
        box-shadow: 0 20px 40px rgba(37, 99, 235, 0.1);
        border-color: var(--primary);
    }

    .quote-icon {
        position: absolute;
        top: 30px;
        right: 30px;
        font-size: 2.5rem;
        color: rgba(37, 99, 235, 0.05);
        z-index: -1;
    }

    .stars {
        margin-bottom: 20px;
    }

    .stars i {
        color: #fbbf24;
        font-size: 0.9rem;
        margin-right: 3px;
    }

    .testimonial-card h3 {
        font-size: 1.4rem;
        color: var(--text-primary);
        margin-bottom: 15px;
        font-weight: 700;
    }

    .testimonial-card p {
        color: var(--text-secondary);
        line-height: 1.7;
        font-style: italic;
        margin-bottom: 30px;
    }

    .user-icon-box {
        width: 55px;
        height: 55px;
        background: linear-gradient(135deg, var(--primary), #7c3aed);
        border-radius: 15px;
        display: flex;
        align-items: center;
        justify-content: center;
        color: #fff;
        font-size: 1.5rem;
        box-shadow: 0 10px 20px rgba(37, 99, 235, 0.2);
    }

    .client-info {
        display: flex;
        align-items: center;
        gap: 15px;
        border-top: 1px solid var(--border-color);
        padding-top: 25px;
    }

    .client-detail strong {
        display: block;
        font-size: 1.1rem;
        color: var(--text-primary);
        font-weight: 600;
    }

    .client-detail span {
        font-size: 0.85rem;
        color: var(--text-muted);
    }

    /* ===== SKILLS SECTION ===== */
    .skills {
        padding: 100px 20px;
        background: var(--bg-primary);
    }

    .section-title {
        margin-bottom: 60px;
    }

    .skills-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 30px;
    }

    .skill-card {
        background: var(--card-bg-solid);
        padding: 40px 30px;
        border-radius: 40px;
        border: 1px solid var(--border-color);
        transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
        position: relative;
        overflow: hidden;
        box-shadow: 0 10px 30px var(--shadow-color);
        text-align: center;
    }

    .skill-card:hover {
        transform: translateY(-15px);
        box-shadow: 0 20px 40px rgba(37, 99, 235, 0.1);
        border-color: rgba(37, 99, 235, 0.2);
    }

    .skill-icon {
        width: 80px;
        height: 80px;
        background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(14, 165, 233, 0.1));
        border-radius: 24px;
        display: flex;
        align-items: center;
        justify-content: center;
        margin: 0 auto 25px;
        font-size: 2.5rem;
        color: var(--primary);
        transition: 0.5s;
    }

    .skill-card:hover .skill-icon {
        background: var(--gradient-1);
        color: #fff;
        transform: rotateY(180deg);
    }

    .skill-card h3 {
        font-size: 1.5rem;
        font-weight: 700;
        color: var(--text-primary);
        margin-bottom: 15px;
    }

    .skill-card p {
        color: var(--text-secondary);
        font-size: 1rem;
        line-height: 1.6;
        margin-bottom: 25px;
    }

    .skill-tags {
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
        justify-content: center;
    }

    .skill-tags span {
        background: var(--bg-tertiary);
        padding: 6px 12px;
        border-radius: 10px;
        font-size: 0.8rem;
        font-weight: 600;
        color: var(--text-secondary);
        border: 1px solid var(--border-color);
        transition: 0.3s;
    }

    .skill-card:hover .skill-tags span {
        background: rgba(37, 99, 235, 0.05);
        color: var(--primary);
        border-color: rgba(37, 99, 235, 0.2);
    }

        /* FAQ Section */

        .faq-grid {
            max-width: 800px;
            margin: 50px auto 0;
        }
        
        .faq-item {
            background: var(--card-bg-solid);
            border: 1px solid var(--border-color);
            border-radius: 20px;
            margin-bottom: 15px;
            overflow: hidden;
        }
        
        .faq-question {
            padding: 20px 25px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            font-weight: 600;
            color: var(--text-primary);
        }
        
        .faq-question i { transition: 0.3s; color: var(--primary); }
        
        .faq-item.active .faq-question i { transform: rotate(180deg); }
        
        .faq-answer {
            padding: 0 25px;
            max-height: 0;
            overflow: hidden;
            transition: 0.3s;
            color: var(--text-secondary);
        }
        
        .faq-item.active .faq-answer {
            padding: 0 25px 20px;
            max-height: 200px;
        }


    /* ===== PRICING SECTION ===== */
    .pricing {
        padding: 100px 0;
        background: var(--bg-secondary);
        margin: 60px 0;
        width: 100%;
        position: relative;
    }

    .pricing .container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 20px;
    }

    .pricing-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 30px;
        margin-top: 50px;
    }

    .price-card {
        background: var(--card-bg-solid);
        padding: 50px 30px;
        border-radius: 40px;
        border: 1px solid var(--border-color);
        text-align: center;
        position: relative;
        transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
        overflow: hidden;
        box-shadow: 0 10px 30px var(--shadow-color);
    }

    .price-card.featured {
        border: 2px solid var(--primary);
        transform: scale(1.05);
        box-shadow: 0 20px 40px rgba(37, 99, 235, 0.1);
        z-index: 5;
    }

    .price-card:hover {
        transform: translateY(-15px);
        box-shadow: 0 30px 60px rgba(37, 99, 235, 0.12);
    }

    .card-tag {
        position: absolute;
        top: 20px;
        right: -30px;
        background: var(--primary);
        color: #fff;
        padding: 5px 40px;
        transform: rotate(45deg);
        font-size: 0.75rem;
        font-weight: 700;
    }

    .price-icon {
        font-size: 3rem;
        color: var(--primary);
        margin-bottom: 20px;
    }

    .price-card h3 {
        font-size: 1.6rem;
        margin-bottom: 15px;
        color: var(--text-primary);
    }

    .price-amount {
        font-size: 2.2rem;
        font-weight: 800;
        color: var(--primary);
        margin-bottom: 25px;
    }

    .price-amount span {
        font-size: 1rem;
        color: var(--text-muted);
        font-weight: 400;
    }

    .price-card ul {
        list-style: none;
        margin-bottom: 35px;
        text-align: left;
        padding: 0;
    }

    .price-card ul li {
        margin-bottom: 12px;
        color: var(--text-secondary);
        display: flex;
        align-items: center;
        gap: 10px;
        font-size: 0.95rem;
    }

    .price-card ul li i {
        color: #22c55e;
    }

    .order-btn {
        display: block;
        padding: 15px;
        border-radius: 15px;
        text-decoration: none;
        background: var(--bg-tertiary);
        color: var(--text-secondary);
        font-weight: 700;
        transition: 0.3s;
    }

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

    .order-btn:hover {
        background: var(--text-primary);
        color: var(--bg-primary);
        transform: scale(1.05);
    }

    .order-btn.primary:hover {
        background: var(--primary-dark);
    }

    /* ===== MODAL & CART ===== */
    .modal-overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.7);
        backdrop-filter: blur(5px);
        display: none;
        justify-content: center;
        align-items: center;
        z-index: 9999;
    }

    .modal-box {
        background: var(--card-bg-solid);
        padding: 40px;
        border-radius: 25px;
        width: 90%;
        max-width: 500px;
        position: relative;
        animation: fadeIn 0.3s ease-in-out;
        border: 1px solid var(--border-color);
    }

    @keyframes fadeIn {
        from {
            opacity: 0;
            transform: scale(0.9);
        }
        to {
            opacity: 1;
            transform: scale(1);
        }
    }

    .close-btn {
        position: absolute;
        top: 15px;
        right: 20px;
        font-size: 25px;
        cursor: pointer;
        color: var(--text-muted);
    }

    .modal-header h3 {
        margin-bottom: 5px;
        font-size: 1.5rem;
        color: var(--text-primary);
    }

    .modal-header p {
        margin-bottom: 25px;
        color: var(--text-muted);
    }

    .form-group {
        margin-bottom: 15px;
        text-align: left;
    }

    .form-group label {
        display: block;
        margin-bottom: 5px;
        font-weight: 600;
        color: var(--text-primary);
    }

    .form-group input,
    .form-group textarea {
        width: 100%;
        padding: 12px;
        border: 1px solid var(--border-color);
        border-radius: 10px;
        font-family: inherit;
        background: var(--bg-primary);
        color: var(--text-primary);
    }

    .submit-form-btn {
        width: 100%;
        padding: 15px;
        background: var(--primary);
        color: #fff;
        border: none;
        border-radius: 10px;
        font-weight: 700;
        cursor: pointer;
        transition: 0.3s;
    }

    .submit-form-btn:hover {
        background: var(--primary-dark);
    }

    /* Cart Button */
    .cart-btn {
        background: var(--bg-tertiary);
        color: var(--primary);
        border: 1px dashed var(--primary);
        padding: 12px;
        border-radius: 12px;
        font-weight: 700;
        cursor: pointer;
        transition: 0.3s;
    }

    .cart-btn:hover {
        background: var(--primary);
        color: #fff;
        border-style: solid;
    }

    /* Cart Sidebar */
    .cart-sidebar {
        position: fixed;
        top: 0;
        right: -350px;
        width: 320px;
        height: 100%;
        background: var(--card-bg-solid);
        box-shadow: -5px 0 25px var(--shadow-color);
        z-index: 10001;
        transition: 0.4s ease;
        display: flex;
        flex-direction: column;
        border-left: 1px solid var(--border-color);
    }

    .cart-sidebar.open {
        right: 0;
    }

    .cart-header {
        padding: 20px;
        background: var(--footer-bg-end);
        color: var(--footer-text);
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .close-cart {
        font-size: 25px;
        cursor: pointer;
    }

    .cart-items {
        flex: 1;
        padding: 20px;
        overflow-y: auto;
    }

    .cart-footer {
        padding: 20px;
        border-top: 1px solid var(--border-color);
        background: var(--bg-secondary);
    }

    .checkout-btn {
        width: 100%;
        padding: 15px;
        background: #22c55e;
        color: #fff;
        border: none;
        border-radius: 10px;
        font-weight: 700;
        cursor: pointer;
    }

    .cart-item-single {
        display: flex;
        justify-content: space-between;
        padding: 10px 0;
        border-bottom: 1px solid var(--border-color);
        font-size: 0.9rem;
        color: var(--text-primary);
    }

    /* Floating Cart */
    .floating-cart {
        position: fixed;
        bottom: 20px;
        right: 20px;
        z-index: 1001; /* যাতে সবকিছুর উপরে থাকে */
        width: 60px;
        height: 60px;
        background: var(--primary);
        color: white;
        border-radius: 50%;
        display: flex;
        justify-content: center;
        align-items: center;
        font-size: 24px;
        cursor: pointer;
        box-shadow: 0 10px 25px rgba(37, 99, 235, 0.3);

        transition: 0.3s;
    }

    .floating-cart:hover {
        transform: scale(1.1);
    }

    .cart-badge {
        position: absolute;
        top: -5px;
        right: -5px;
        background: #ef4444;
        color: white;
        width: 22px;
        height: 22px;
        border-radius: 50%;
        font-size: 12px;
        display: flex;
        justify-content: center;
        align-items: center;
        border: 2px solid white;
    }

    .remove-item {
        color: #ef4444;
        cursor: pointer;
        font-size: 1.1rem;
        transition: 0.2s;
        background: none;
        border: none;
    }

    .remove-item:hover {
        transform: scale(1.2);
    }

/* Scroll to Top Button - Final Fixed & Clean Version */
.scroll-top-btn {
    position: fixed;
    bottom: 30px;
    left: 30px; /* আপনার চ্যাটবট ডান পাশে থাকলে এটি বামে থাকবে */
    width: 55px;
    height: 55px;
    background: linear-gradient(135deg, #2563eb, #7c3aed);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    z-index: 9999;
    
    /* আইকন একদম মাঝখানে রাখার জন্য */
    display: flex;
    justify-content: center;
    align-items: center;
    
    /* শুরুতে লুকানো থাকবে */
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px) scale(0.8);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    
    box-shadow: 0 5px 15px rgba(37, 99, 235, 0.4);
    overflow: visible; /* পালস ইফেক্ট যেন দেখা যায় */
}

/* বাটন শো করার সময় */
.scroll-top-btn.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

/* আইকন সাইজ এবং পজিশন */
.scroll-top-btn i {
    font-size: 22px;
    margin: 0;
    padding: 0;
    display: block;
    animation: arrowBounceSlow 3s infinite ease-in-out;
}

/* আইকনের হালকা মুভমেন্ট */
@keyframes arrowBounceSlow {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-4px); }
}

/* ধীরে ধীরে ছড়ানো পালস ইফেক্ট */
.scroll-top-btn::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 2px solid #7c3aed;
    box-sizing: border-box;
    animation: pulseRingSlow 3s infinite ease-out;
    pointer-events: none;
}

@keyframes pulseRingSlow {
    0% { transform: scale(1); opacity: 0.7; }
    100% { transform: scale(1.7); opacity: 0; }
}

.scroll-top-btn:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 8px 20px rgba(124, 58, 237, 0.5);
}

/* মোবাইল ভিউতে ছোট করা */
@media (max-width: 480px) {
    .scroll-top-btn {
        width: 48px;
        height: 48px;
        bottom: 20px;
        left: 20px;
        font-size: 18px;
    }
}
    /* ===== FOOTER ===== */
    footer {
        background: radial-gradient(circle at top right, var(--footer-bg-start), var(--footer-bg-end));
        color: var(--footer-text);
        padding: 80px 0 30px;
        border-radius: 50px 50px 0 0;
        position: relative;
        overflow: hidden;
        margin-top: 50px;
    }

    .footer-top {
        display: grid;
        grid-template-columns: 1.2fr 0.8fr 1fr;
        gap: 40px;
        padding-bottom: 40px;
    }

    .footer-brand .footer-logo {
        font-size: 1.8rem;
        font-weight: 800;
        background: linear-gradient(135deg, #fff 0%, var(--primary) 100%);
        -webkit-background-clip: text;
        background-clip: text;
        -webkit-text-fill-color: transparent;
        margin-bottom: 10px;
    }

    .footer-brand .designation {
        color: var(--primary);
        font-weight: 700;
        font-size: 0.9rem;
        letter-spacing: 1px;
        margin-bottom: 15px;
        text-transform: uppercase;
    }

    .footer-goal {
        color: var(--footer-text-muted);
        font-size: 0.95rem;
        margin-bottom: 25px;
        line-height: 1.6;
    }

    .social-icons {
        display: flex;
        gap: 15px;
    }

    .social-icons a {
        width: 40px;
        height: 40px;
        background: rgba(255, 255, 255, 0.05);
        border-radius: 10px;
        display: flex;
        align-items: center;
        justify-content: center;
        color: #fff;
        font-size: 1.1rem;
        transition: 0.3s;
        border: 1px solid rgba(255, 255, 255, 0.1);
        text-decoration: none;
    }

    .social-icons a:hover {
        background: var(--primary);
        transform: translateY(-5px);
        border-color: var(--primary);
    }

    .footer-links h3,
    .footer-info h3 {
        font-size: 1.2rem;
        margin-bottom: 25px;
        font-weight: 700;
        position: relative;
        padding-bottom: 10px;
        color: var(--footer-text);
    }

    .footer-links h3::after,
    .footer-info h3::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 0;
        width: 30px;
        height: 2px;
        background: var(--primary);
    }

    .footer-links ul {
        list-style: none;
        padding: 0;
    }

    .footer-links ul li {
        margin-bottom: 12px;
    }

    .footer-links ul li a {
        color: var(--footer-text-muted);
        text-decoration: none;
        transition: 0.3s;
        font-size: 0.95rem;
        display: flex;
        align-items: center;
        gap: 8px;
    }

    .footer-links ul li a:hover {
        color: #fff;
        transform: translateX(5px);
    }

    .c-info-item {
        text-decoration: none;
        display: flex;
        align-items: center;
        gap: 15px;
        margin-bottom: 15px;
        color: var(--footer-text-muted);
        background: rgba(255, 255, 255, 0.03);
        padding: 12px;
        border-radius: 12px;
        border: 1px solid rgba(255, 255, 255, 0.05);
        transition: 0.3s;
        font-size: 0.9rem;
    }

    .c-info-item i {
        color: var(--primary);
        font-size: 1.1rem;
    }

    .c-info-item:hover {
        background: rgba(59, 130, 246, 0.1);
        border-color: rgba(59, 130, 246, 0.3);
        color: #fff;
    }

    .footer-services {
        display: flex;
        justify-content: center;
        flex-wrap: wrap;
        gap: 20px;
        padding: 30px 0;
        border-top: 1px solid rgba(255, 255, 255, 0.05);
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }

    .service-tag {
        font-size: 0.75rem;
        color: var(--footer-text-muted);
        text-transform: uppercase;
        letter-spacing: 1.5px;
        font-weight: 700;
    }

    .footer-bottom {
        padding-top: 30px;
        text-align: center;
        font-size: 0.9rem;
        color: var(--footer-text-muted);
    }

    /* ===== RESPONSIVE DESIGN ===== */
    @media (min-width: 993px) {
        .stat-item:not(:last-child) {
            border-right: 1px solid var(--border-color);
        }
    }

    @media (max-width: 992px) {
        .hero h1 {
            font-size: 3rem;
        }
        
        .stats-container {
            grid-template-columns: repeat(2, 1fr);
            gap: 40px;
            border-radius: 40px;
        }
        
        .footer-top {
            grid-template-columns: 1fr;
            text-align: center;
            gap: 40px;
        }
        
        .footer-brand,
        .footer-links,
        .footer-info {
            display: flex;
            flex-direction: column;
            align-items: center;
        }
        
        .footer-links ul li a,
        .c-info-item {
            justify-content: center;
        }
        
        .footer-links h3::after,
        .footer-info h3::after {
            left: 50%;
            transform: translateX(-50%);
        }
        
        .social-icons {
            justify-content: center;
        }
        
        .price-card.featured {
            transform: scale(1);
        }
    }

    @media (max-width: 768px) {
        /* Navbar */
        .navbar {
            top: 0;
        }
        
        .navbar .container {
            width: 100%;
            border-radius: 0;
            padding: 10px 20px;
        }
        
        .menu-toggle {
            display: block;
        }
        
        .nav-right .btn-hire.d-none-mobile {
            display: none !important;
        }
        
        .nav-links {
            display: flex;
            position: absolute;
            top: 70px;
            right: -100%;
            width: 260px;
            background: var(--card-bg-solid);
            backdrop-filter: blur(15px);
            flex-direction: column;
            padding: 30px;
            border-radius: 20px;
            box-shadow: 0 10px 40px var(--shadow-color);
            transition: 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
            gap: 20px;
            z-index: 2000;
            border: 1px solid var(--border-color);
        }
        
        .nav-links.active {
            right: 20px;
        }
        
        .lang-switch {
            margin-left: 0;
        }
        
        .nav-links .btn-hire {
            display: flex !important;
            justify-content: center;
            margin-top: 10px;
            animation: none;
        }
        
        .nav-links .theme-toggle {
            margin: 0 auto;
        }
        
        .mobile-only-item {
            display: block;
            width: 100%;
            text-align: center;
        }
        
        .mobile-only-item .btn-hire {
            display: flex !important;
            justify-content: center;
            margin-top: 10px;
        }
        
        .nav-links .btn-hire {
            color: #ffffff !important;
        }
        
        .nav-links .btn-hire i {
            color: #ffffff !important;
        }
        
        .nav-links .btn-hire:hover {
            color: #ffffff !important;
        }
        
        .nav-links.active .btn-hire {
            color: #ffffff !important;
            text-decoration: none;
        }
        
        /* Hero */
        .hero {
            flex-wrap: wrap;
            justify-content: center;
            height: auto;
            padding: 140px 20px 60px;
            text-align: center;
        }
        
        .hero-content,
        .hero-image {
            min-width: 100%;
        }
        
        .hero p {
            margin-left: auto;
            margin-right: auto;
        }
        
        .hero h1 {
            font-size: 2.8rem;
        }
        
        .hero-btns {
            justify-content: center;
        }
        
        .exp-card {
            left: 50%;
            transform: translateX(-50%);
            bottom: -10px;
        }
        
        /* Projects */
        .project-grid {
            grid-template-columns: 1fr;
            gap: 25px;
        }
        
        .card-img-container {
            height: 200px;
        }
        
        .card:hover .project-img {
            transform: translateY(calc(-100% + 200px));
        }
        
        .card {
            padding: 20px;
            border-radius: 40px;
            margin: 0 10px;
        }
        
        .projects {
            padding: 80px 0;
            border-radius: 50px 50px 0 0;
        }
        
        .text-center h2 {
            font-size: 2.2rem !important;
        }
        
        /* Testimonials */
        .dynamic-title {
            font-size: 1.8rem;
        }
        
        .section-header-centered {
            margin-bottom: 40px;
            padding: 0 15px;
        }
        
        /* Pricing */
        .pricing {
            padding: 60px 0;
        }
        
        .price-card {
            margin: 0 10px;
        }
    }

    @media (max-width: 576px) {
        .stats-container {
            grid-template-columns: 1fr;
            padding: 40px 20px;
        }
        
        .stat-number {
            font-size: 2.5rem;
        }
    }

    /* Logo mobile adjustment */
    @media (max-width: 768px) {
        .logo-container {
            width: 42px;
            height: 42px;
        }
        
        .logo-ring {
            display: block !important;
            width: 115%;
            height: 115%;
        }
        
        .logo-text .name {
            font-size: 1.05rem;
        }
        
        /* Hero mobile second breakpoint */
        .hero {
            padding: 120px 20px 60px;
            flex-direction: column-reverse;
        }
        
        .hero-content {
            margin-top: 40px;
            display: flex;
            flex-direction: column;
            align-items: center;
        }
        
        .hero h1 {
            font-size: 2.2rem;
        }
        
        .hero p {
            margin: 0 auto 30px;
        }
        
        .hero-image {
            width: 100%;
            margin-bottom: 20px;
        }
        
        .profile-img {
            max-width: 280px;
        }
        
        .exp-card {
            left: 50%;
            transform: translateX(-50%);
            bottom: -20px;
        }
    }
    
    /* ===== AI CHATBOT & WHATSAPP STYLES ===== */
    .chat-widget-container {
        position: fixed;
        bottom: 90px !important; /* কার্ট বাটনের উচ্চতা অনুযায়ী এটি পরিবর্তন করতে পারেন */
        right: 20px;
        display: flex;
        flex-direction: column-reverse; /* উল্টো করে দিয়েছি যাতে WhatsApp উপরে থাকে */
        gap: 15px;
        z-index: 999;
    }
    
    .chat-toggle-btn {
        width: 60px;
        height: 60px;
        border-radius: 50%;
        display: flex;
        justify-content: center;
        align-items: center;
        font-size: 24px;
        cursor: pointer;
        box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
        transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
        border: 2px solid rgba(255, 255, 255, 0.3);
    }
    
    .chat-toggle-btn:hover {
        transform: scale(1.1);
    }
    
    .ai-chat-toggle {
        background: linear-gradient(135deg, #2563eb, #7c3aed);
        color: white;
    }
    
    .ai-chat-toggle i {
        animation: pulse-ai 2s infinite;
    }
    
    .whatsapp-toggle {
        background: linear-gradient(135deg, #25D366, #128C7E);
        color: white;
    }
    
    .whatsapp-toggle i {
        animation: pulse-wa 2s infinite;
    }
    
    @keyframes pulse-ai {
        0% { transform: scale(1); }
        50% { transform: scale(1.1); }
        100% { transform: scale(1); }
    }
    
    @keyframes pulse-wa {
        0% { transform: scale(1); }
        50% { transform: scale(1.1); color: #fff; }
        100% { transform: scale(1); }
    }
    
    /* পপআপগুলোর জেড-ইনডেক্স ঠিক করা */
    .ai-chat-box {
        position: fixed;
        bottom: 170px;
        right: 30px;
        width: 350px;
        height: 500px;
        background: var(--card-bg-solid);
        border-radius: 25px;
        box-shadow: 0 20px 50px var(--shadow-color);
        border: 1px solid var(--border-color);
        z-index: 9998; /* কম জেড-ইনডেক্স */
        display: flex;
        flex-direction: column;
        overflow: hidden;
        transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
        transform: scale(0);
        opacity: 0;
        transform-origin: bottom right;
        pointer-events: none;
    }
    
    .ai-chat-box.open {
        transform: scale(1);
        opacity: 1;
        pointer-events: all;
    }

    /* বাটন ইমেজের স্টাইল */
.toggle-img-style {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    z-index: 5;
    position: relative;
    border: 2px solid rgba(255, 255, 255, 0.5);
}

/* ছবির পেছনে ঘুরন্ত গ্লো ইফেক্ট */
.photo-glow {
    position: absolute;
    top: -4px;
    left: -4px;
    right: -4px;
    bottom: -4px;
    border-radius: 50%;
    background: linear-gradient(135deg, #2563eb, #7c3aed, #2563eb);
    background-size: 200% 200%;
    animation: rotateGlow 3s linear infinite;
    z-index: 1;
}

/* হেডারের এভাতার ইমেজ স্টাইল */
.ai-avatar {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    overflow: hidden; /* ছবি গোল রাখার জন্য */
    border: 2px solid white;
}

.avatar-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* অ্যানিমেশন কি-ফ্রেম */
@keyframes rotateGlow {
    0% { background-position: 0% 50%; transform: scale(1); }
    50% { background-position: 100% 50%; transform: scale(1.05); }
    100% { background-position: 0% 50%; transform: scale(1); }
}

/* হোভার করলে হালকা ঘুরবে */
.ai-chat-toggle:hover {
    transform: scale(1.1) rotate(10deg) !important;
}

/* মেইন বাটন কন্টেইনার */
.ai-chat-toggle {
    width: 60px; /* আপনার আগের সাইজ */
    height: 60px; /* আপনার আগের সাইজ */
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    border: none !important;
    background: transparent !important;
}

/* বাটন ইমেজের স্টাইল */
.toggle-img-style {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    z-index: 5;
    position: relative;
    border: 2px solid rgba(255, 255, 255, 0.8);
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

/* ছবির পেছনে ঘুরন্ত গ্লো ইফেক্ট */
.photo-glow {
    position: absolute;
    top: -3px;
    left: -3px;
    right: -3px;
    bottom: -3px;
    border-radius: 50%;
    background: linear-gradient(135deg, #2563eb, #7c3aed, #2563eb);
    background-size: 200% 200%;
    animation: rotateGlow 3s linear infinite;
    z-index: 1;
}

/* অনলাইন স্ট্যাটাস ডট (বিন্দুর সাইজ ও পজিশন) */
.online-status-dot {
    position: absolute;
    bottom: 2px;
    right: 2px;
    width: 14px;
    height: 14px;
    background: #22c55e;
    border: 2.5px solid #fff;
    border-radius: 50%;
    z-index: 10;
    box-shadow: 0 0 8px rgba(34, 197, 94, 0.6);
}

/* অ্যানিমেশন কি-ফ্রেম */
@keyframes rotateGlow {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* হোভার ইফেক্ট */
.ai-chat-toggle:hover {
    transform: scale(1.1) !important;
}

/* AI ব্যাজের ডিজাইন */
.ai-label-badge {
    position: absolute;
    bottom: -8px; /* ছবির একটু নিচে */
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #2563eb, #7c3aed); /* ওয়েবসাইটের থিম কালার */
    color: white;
    font-size: 10px;
    font-weight: 800;
    padding: 2px 8px;
    border-radius: 20px;
    border: 2px solid #fff;
    z-index: 15;
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
    letter-spacing: 0.5px;
    pointer-events: none; /* যাতে ক্লিকে সমস্যা না হয় */
}

/* আগের স্টাইলগুলো ঠিক রাখার জন্য */
.toggle-img-style {
    width: 60px; /* আপনার ফিক্সড সাইজ */
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    z-index: 5;
    position: relative;
    border: 2px solid white;
}

.photo-glow {
    position: absolute;
    top: -3px; left: -3px; right: -3px; bottom: -3px;
    border-radius: 50%;
    background: linear-gradient(135deg, #2563eb, #7c3aed, #2563eb);
    background-size: 200% 200%;
    animation: rotateGlow 3s linear infinite;
    z-index: 1;
}

.online-status-dot {
    position: absolute;
    top: 2px;
    right: 2px;
    width: 14px;
    height: 14px;
    background: #22c55e;
    border: 2px solid #fff;
    border-radius: 50%;
    z-index: 20;
}

@keyframes rotateGlow {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
} 

    /* WhatsApp Popup - AI চ্যাটের উপরে থাকবে */
.whatsapp-popup {
    position: fixed;
    width: 350px; /* নির্দিষ্ট উইডথ দিন যাতে বড় স্ক্রিনে ছড়িয়ে না যায় */
    max-width: 90vw; /* মোবাইলের জন্য রেসপন্সিভ রাখা */
    right: 20px;
    bottom: 160px;
    background: var(--card-bg-solid);
    border-radius: 25px;
    box-shadow: 0 20px 50px var(--shadow-color);
    border: 1px solid var(--border-color);
    z-index: 9999;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    transform: scale(0);
    opacity: 0;
    transform-origin: bottom right;
    pointer-events: none;
}
    
    .whatsapp-popup.open {
        transform: scale(1);
        opacity: 1;
        pointer-events: all;
    }
    
/* মোবাইলের জন্য আলাদা সেটিংস (Media Query) */
@media (max-width: 480px) {
    .whatsapp-popup {
        width: calc(100% - 40px); /* মোবাইলে ফুল স্ক্রিন উইডথ */
        right: 20px;
        bottom: 160px;
    }
    
    .chat-widget-container {
        bottom: 90px; /* কার্ট বাটনের উপরে রাখার জন্য */
    }
}

    /* মোবাইলের জন্য অ্যাডজাস্টমেন্ট */
    @media (max-width: 480px) {
        .ai-chat-box {
            width: calc(100% - 40px);
            right: 20px;
            bottom: 160px;
            height: 450px;
            z-index: 9998;
        }
        
        .whatsapp-popup {
            width: calc(100% - 40px);
            right: 20px;
            bottom: 160px;
            height: auto;
            z-index: 9999;
        }
        
        .chat-widget-container {
            bottom: 20px;
            right: 20px;
        }
        
/* কার্ট বাটনটি নিচে ফিক্সড থাকবে */
    .floating-cart {
        bottom: 20px;
        right: 20px;
        z-index: 1000; /* কার্টকে একটু নিচে রাখা ভালো */
    }
    }
    
    .ai-chat-header {
        background: var(--gradient-1);
        color: white;
        padding: 20px;
        display: flex;
        align-items: center;
        gap: 12px;
        position: relative;
    }
    
    .ai-avatar {
        width: 45px;
        height: 45px;
        background: rgba(255, 255, 255, 0.2);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.5rem;
        border: 2px solid white;
    }
    
    .ai-title {
        flex: 1;
    }
    
    .ai-title h4 {
        font-size: 1.1rem;
        margin-bottom: 2px;
        font-weight: 700;
    }
    
    .ai-title p {
        font-size: 0.7rem;
        opacity: 0.9;
        display: flex;
        align-items: center;
        gap: 5px;
    }
    
    .online-dot {
        width: 8px;
        height: 8px;
        background: #22c55e;
        border-radius: 50%;
        display: inline-block;
        animation: blink 2s infinite;
    }
    
    @keyframes blink {
        0%, 100% { opacity: 1; }
        50% { opacity: 0.5; }
    }
    
    .close-ai-chat, .close-whatsapp {
        background: none;
        border: none;
        color: white;
        font-size: 1.5rem;
        cursor: pointer;
        opacity: 0.8;
        transition: 0.3s;
    }
    
    .close-ai-chat:hover, .close-whatsapp:hover {
        opacity: 1;
        transform: rotate(90deg);
    }
    
    .ai-chat-messages {
        flex: 1;
        padding: 20px;
        overflow-y: auto;
        background: var(--bg-primary);
        display: flex;
        flex-direction: column;
        gap: 15px;
    }
    
    .message {
        max-width: 85%;
        padding: 12px 15px;
        border-radius: 18px;
        font-size: 0.9rem;
        line-height: 1.5;
        position: relative;
        animation: messagePop 0.3s ease-out;
    }
    
    @keyframes messagePop {
        from {
            opacity: 0;
            transform: translateY(10px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
    
    .message.bot {
        background: var(--bg-tertiary);
        color: var(--text-primary);
        align-self: flex-start;
        border-bottom-left-radius: 5px;
    }
    
    .message.user {
        background: var(--primary);
        color: white;
        align-self: flex-end;
        border-bottom-right-radius: 5px;
    }
    
    .message.bot i, .message.user i {
        margin-right: 5px;
        font-size: 0.8rem;
    }
    
    .message.bot {
        border-bottom-left-radius: 5px;
    }
    
    .message.user {
        border-bottom-right-radius: 5px;
    }
    
    .typing-indicator {
        display: flex;
        gap: 5px;
        padding: 12px 15px;
        background: var(--bg-tertiary);
        border-radius: 18px;
        width: fit-content;
        border-bottom-left-radius: 5px;
    }
    
    .typing-indicator span {
        width: 8px;
        height: 8px;
        background: var(--primary);
        border-radius: 50%;
        animation: typing 1.4s infinite ease-in-out;
    }
    
    .typing-indicator span:nth-child(1) { animation-delay: 0s; }
    .typing-indicator span:nth-child(2) { animation-delay: 0.2s; }
    .typing-indicator span:nth-child(3) { animation-delay: 0.4s; }
    
    @keyframes typing {
        0%, 60%, 100% { transform: translateY(0); opacity: 0.6; }
        30% { transform: translateY(-10px); opacity: 1; }
    }
    
    .ai-chat-input {
        padding: 15px;
        background: var(--bg-secondary);
        border-top: 1px solid var(--border-color);
        display: flex;
        gap: 10px;
    }
    
    .ai-chat-input input {
        flex: 1;
        padding: 12px;
        border: 1px solid var(--border-color);
        border-radius: 12px;
        background: var(--bg-primary);
        color: var(--text-primary);
        font-family: inherit;
        font-size: 0.9rem;
        transition: 0.3s;
    }
    
    .ai-chat-input input:focus {
        outline: none;
        border-color: var(--primary);
        box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
    }
    
    .ai-chat-input button {
        width: 45px;
        height: 45px;
        background: var(--primary);
        color: white;
        border: none;
        border-radius: 12px;
        cursor: pointer;
        transition: 0.3s;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.1rem;
    }
    
    .ai-chat-input button:hover {
        background: var(--primary-dark);
        transform: scale(1.05);
    }
    
    .ai-chat-input button:disabled {
        opacity: 0.5;
        cursor: not-allowed;
    }
    
    .whatsapp-header {
        background: linear-gradient(135deg, #25D366, #128C7E);
        color: white;
        padding: 20px;
        display: flex;
        align-items: center;
        gap: 12px;
        position: relative;
    }
    
    .whatsapp-avatar {
        width: 45px;
        height: 45px;
        background: rgba(255, 255, 255, 0.2);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.5rem;
        border: 2px solid white;
    }
    
    .whatsapp-title {
        flex: 1;
    }
    
    .whatsapp-title h4 {
        font-size: 1.1rem;
        margin-bottom: 2px;
        font-weight: 700;
    }
    
    .whatsapp-title p {
        font-size: 0.7rem;
        opacity: 0.9;
    }
    
    .whatsapp-body {
        padding: 25px;
        text-align: center;
    }
    
    .whatsapp-body p {
        color: var(--text-secondary);
        margin-bottom: 20px;
        font-size: 1rem;
    }
    
    .whatsapp-number {
        background: var(--bg-tertiary);
        padding: 15px;
        border-radius: 15px;
        margin-bottom: 20px;
        font-weight: 700;
        color: var(--text-primary);
        border: 1px solid var(--border-color);
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 10px;
    }
    
    .whatsapp-number i {
        color: #25D366;
        font-size: 1.2rem;
    }
    
    .whatsapp-btn {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 10px;
        background: linear-gradient(135deg, #25D366, #128C7E);
        color: white;
        padding: 15px;
        border-radius: 15px;
        text-decoration: none;
        font-weight: 700;
        transition: 0.3s;
        border: none;
        width: 100%;
        cursor: pointer;
        font-size: 1rem;
    }
    
    .whatsapp-btn:hover {
        transform: translateY(-3px);
        box-shadow: 0 10px 20px rgba(37, 211, 102, 0.3);
    }
    
    .quick-replies {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
        margin-top: 20px;
        justify-content: center;
    }
    
    .quick-reply {
        background: var(--bg-tertiary);
        border: 1px solid var(--border-color);
        padding: 8px 15px;
        border-radius: 20px;
        font-size: 0.8rem;
        cursor: pointer;
        transition: 0.3s;
        color: var(--text-secondary);
    }
    
    .quick-reply:hover {
        background: #25D366;
        color: white;
        border-color: #25D366;
    }


    /* বাটনের জন্য অতিরিক্ত স্টাইল */
    .btn-primary {
        background: var(--gradient-1);
        color: white;
        text-decoration: none;
        font-weight: 700;
        cursor: pointer;
    }
    
    .btn-primary:hover {
        transform: translateY(-5px);
        box-shadow: 0 15px 30px rgba(37, 99, 235, 0.4);
    }
    
    .btn-primary:hover i {
        transform: translateX(5px);
    }
    
    /* মোবাইলের জন্য রেসপনসিভ */
    @media (max-width: 768px) {
        .btn-primary {
            width: 90%;
            max-width: 300px;
            padding: 12px 20px !important;
            font-size: 1rem !important;
        }
    }
    
    @media (max-width: 480px) {
        .btn-primary {
            width: 100%;
            max-width: 280px;
            padding: 12px 15px !important;
            font-size: 0.95rem !important;
        }
    }