/********** Template CSS **********/
:root {
    --primary: #0463FA;
    --light: #EFF5FF;
    --dark: #1B2C51;
}

.fw-medium {
    font-weight: 500 !important;
}

.fw-bold {
    font-weight: 700 !important;
}

.fw-black {
    font-weight: 900 !important;
}

.back-to-top {
    position: fixed;
    display: none;
    right: 45px;
    bottom: 45px;
    z-index: 99;
}


/*** Spinner ***/
#spinner {
    opacity: 0;
    visibility: hidden;
    transition: opacity .5s ease-out, visibility 0s linear .5s;
    z-index: 99999;
}

#spinner.show {
    transition: opacity .5s ease-out, visibility 0s linear 0s;
    visibility: visible;
    opacity: 1;
}


/*** Button ***/
.btn {
    font-weight: 500;
    transition: .5s;
}

.btn.btn-primary,
.btn.btn-secondary {
    color: #FFFFFF;
}

.btn-square {
    width: 38px;
    height: 38px;
}

.btn-sm-square {
    width: 32px;
    height: 32px;
}

.btn-lg-square {
    width: 48px;
    height: 48px;
}

.btn-square,
.btn-sm-square,
.btn-lg-square {
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: normal;
}


/*** Navbar ***/
.navbar .dropdown-toggle::after {
    border: none;
    content: "\f107";
    font-family: "Font Awesome 5 Free";
    font-weight: 900;
    vertical-align: middle;
    margin-left: 8px;
}

.navbar .navbar-nav .nav-link {
    margin-right: 30px;
    padding: 25px 0;
    color: #FFFFFF;
    font-size: 15px;
    font-weight: 500;
    text-transform: uppercase;
    outline: none;
}

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

@media (max-width: 991.98px) {
    .navbar .navbar-nav .nav-link  {
        margin-right: 0;
        padding: 10px 0;
    }

    .navbar .navbar-nav {
        border-top: 1px solid #EEEEEE;
    }
}

.navbar .navbar-brand,
.navbar a.btn {
    height: 75px;
}

.navbar .navbar-nav .nav-link {
    color: var(--dark);
    font-weight: 500;
}

.navbar.sticky-top {
    top: -100px;
    transition: .5s;
}

@media (min-width: 992px) {
    .navbar .nav-item .dropdown-menu {
        display: block;
        border: none;
        margin-top: 0;
        top: 150%;
        opacity: 0;
        visibility: hidden;
        transition: .5s;
    }

    .navbar .nav-item:hover .dropdown-menu {
        top: 100%;
        visibility: visible;
        transition: .5s;
        opacity: 1;
    }
}


/*** Header ***/
.header-carousel .owl-carousel-text {
    position: absolute;
    width: 100%;
    height: 100%;
    padding: 3rem;
    top: 0;
    left: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    text-shadow: 0 0 30px rgba(0, 0, 0, .1);
}

.header-carousel .owl-nav {
    position: absolute;
    width: 200px;
    height: 45px;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    justify-content: space-between;
}

.header-carousel .owl-nav .owl-prev,
.header-carousel .owl-nav .owl-next {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #FFFFFF;
    background: transparent;
    border: 1px solid #FFFFFF;
    border-radius: 45px;
    font-size: 22px;
    transition: .5s;
}

.header-carousel .owl-nav .owl-prev:hover,
.header-carousel .owl-nav .owl-next:hover {
    background: var(--primary);
    border-color: var(--primary);
}

.header-carousel .owl-dots {
    position: absolute;
    height: 45px;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.header-carousel .owl-dot {
    position: relative;
    display: inline-block;
    margin: 0 5px;
    width: 15px;
    height: 15px;
    background: transparent;
    border: 1px solid #FFFFFF;
    border-radius: 15px;
    transition: .5s;
}

.header-carousel .owl-dot::after {
    position: absolute;
    content: "";
    width: 5px;
    height: 5px;
    top: 4px;
    left: 4px;
    background: #FFFFFF;
    border-radius: 5px;
}

.header-carousel .owl-dot.active {
    background: var(--primary);
    border-color: var(--primary);
}

.page-header {
    background: url(../img/header-page.jpg) top center no-repeat;
    background-size: cover;
    text-shadow: 0 0 30px rgba(0, 0, 0, .1);
}

.breadcrumb-item + .breadcrumb-item::before {
    color: var(--light);
}


/*** Service ***/
.service-item {
    transition: .5s;
}

.service-item:hover {
    margin-top: -10px;
    box-shadow: 0 .5rem 1.5rem rgba(0, 0, 0, .08);
}

.service-item .btn {
    width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    background: #FFFFFF;
    border-radius: 40px;
    white-space: nowrap;
    overflow: hidden;
    transition: .5s;
}

.service-item:hover .btn {
    width: 140px;
}


/*** Feature ***/
@media (min-width: 992px) {
    .container.feature {
        max-width: 100% !important;
    }

    .feature-text  {
        padding-left: calc(((100% - 960px) / 2) + .75rem);
    }
}

@media (min-width: 1200px) {
    .feature-text  {
        padding-left: calc(((100% - 1140px) / 2) + .75rem);
    }
}

@media (min-width: 1400px) {
    .feature-text  {
        padding-left: calc(((100% - 1320px) / 2) + .75rem);
    }
}


/*** Team ***/
.team-item img {
    position: relative;
    top: 0;
    transition: .5s;
}

.team-item:hover img {
    top: -30px;
}

.team-item .team-text {
    position: relative;
    height: 100px;
    transition: .5s;
}

.team-item:hover .team-text {
    margin-top: -60px;
    height: 160px;
}

.team-item .team-text .team-social {
    opacity: 0;
    transition: .5s;
}

.team-item:hover .team-text .team-social {
    opacity: 1;
}

.team-item .team-social .btn {
    display: inline-flex;
    color: var(--primary);
    background: #FFFFFF;
    border-radius: 40px;
}

.team-item .team-social .btn:hover {
    color: #FFFFFF;
    background: var(--primary);
}


/*** Appointment ***/
.bootstrap-datetimepicker-widget.bottom {
    top: auto !important;
}

.bootstrap-datetimepicker-widget .table * {
    border-bottom-width: 0px;
}

.bootstrap-datetimepicker-widget .table th {
    font-weight: 500;
}

.bootstrap-datetimepicker-widget.dropdown-menu {
    padding: 10px;
    border-radius: 2px;
}

.bootstrap-datetimepicker-widget table td.active,
.bootstrap-datetimepicker-widget table td.active:hover {
    background: var(--primary);
}

.bootstrap-datetimepicker-widget table td.today::before {
    border-bottom-color: var(--primary);
}


/*** Testimonial ***/
.testimonial-carousel::before {
    position: absolute;
    content: "";
    top: 0;
    left: 0;
    height: 100%;
    width: 0;
    background: linear-gradient(to right, rgba(255, 255, 255, 1) 0%, rgba(255, 255, 255, 0) 100%);
    z-index: 1;
}

.testimonial-carousel::after {
    position: absolute;
    content: "";
    top: 0;
    right: 0;
    height: 100%;
    width: 0;
    background: linear-gradient(to left, rgba(255, 255, 255, 1) 0%, rgba(255, 255, 255, 0) 100%);
    z-index: 1;
}

@media (min-width: 768px) {
    .testimonial-carousel::before,
    .testimonial-carousel::after {
        width: 200px;
    }
}

@media (min-width: 992px) {
    .testimonial-carousel::before,
    .testimonial-carousel::after {
        width: 300px;
    }
}

.testimonial-carousel .owl-item .testimonial-text {
    background: var(--light);
    transform: scale(.8);
    transition: .5s;
}

.testimonial-carousel .owl-item.center .testimonial-text {
    background: var(--primary);
    transform: scale(1);
}

.testimonial-carousel .owl-item .testimonial-text *,
.testimonial-carousel .owl-item .testimonial-item img {
    transition: .5s;
}

.testimonial-carousel .owl-item.center .testimonial-text * {
    color: var(--light) !important;
}

.testimonial-carousel .owl-item.center .testimonial-item img {
    background: var(--primary) !important;
} 

.testimonial-carousel .owl-nav {
    position: absolute;
    width: 350px;
    top: 15px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    justify-content: space-between;
    opacity: 0;
    transition: .5s;
    z-index: 1;
}

.testimonial-carousel:hover .owl-nav {
    width: 300px;
    opacity: 1;
}

.testimonial-carousel .owl-nav .owl-prev,
.testimonial-carousel .owl-nav .owl-next {
    position: relative;
    color: var(--primary);
    font-size: 45px;
    transition: .5s;
}

.testimonial-carousel .owl-nav .owl-prev:hover,
.testimonial-carousel .owl-nav .owl-next:hover {
    color: var(--dark);
}


/*** Footer ***/
.footer .btn.btn-social {
    margin-right: 5px;
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--light);
    border: 1px solid #FFFFFF;
    transition: .3s;
}

.footer .btn.btn-social:hover {
    color: var(--primary);
}

.footer .btn.btn-link {
    display: block;
    margin-bottom: 5px;
    padding: 0;
    text-align: left;
    color: #FFFFFF;
    font-size: 15px;
    font-weight: normal;
    text-transform: capitalize;
    transition: .3s;
}

.footer .btn.btn-link::before {
    position: relative;
    content: "\f105";
    font-family: "Font Awesome 5 Free";
    font-weight: 900;
    margin-right: 10px;
}

.footer .btn.btn-link:hover {
    color: var(--primary);
    letter-spacing: 1px;
    box-shadow: none;
}

.footer .copyright {
    padding: 25px 0;
    font-size: 15px;
    border-top: 1px solid rgba(256, 256, 256, .1);
}

.footer .copyright a {
    color: var(--light);
}

.footer .copyright a:hover {
    color: var(--primary);
}



























































  .M-appo1 {
            font-family: 'Montserrat', sans-serif;
            background-color: #f7f9fc;
            color: #2c3e50;
            line-height: 1.6;
            padding: 40px 20px;
        }

        .M-appo2 {
            max-width: 130vh;
            margin: 0 auto;
            background-color: #ffffff;
            border-radius: 16px;
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
            display: flex;
            overflow: hidden;
            animation: slideUp 0.7s ease-out;
        }

        @keyframes slideUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .M-appo3 {
            flex: 1.2;
            padding: 50px 40px;
            position: relative;
            background-color: #fff;
        }
        
        .M-appo3::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-image: radial-gradient(#eef2ff 1px, transparent 1px);
            background-size: 20px 20px;
            opacity: 0.5;
            pointer-events: none;
        }

        .M-appo4 {
            position: relative;
            z-index: 1;
        }

        .M-appo5 {
            font-size: 12px;
            font-weight: 600;
            color: #0463FA;
            letter-spacing: 2px;
            text-transform: uppercase;
            margin-bottom: 10px;
            animation: fadeIn 0.8s ease-out 0.2s both;
        }

        .M-appo6 {
            font-size: 32px;
            font-weight: 700;
            color: #0463FA;
            margin-bottom: 35px;
            line-height: 1.2;
            animation: fadeIn 0.8s ease-out 0.3s both;
        }

        .M-appo7 {
            background-color: #eef2ff;
            padding: 20px;
            border-radius: 12px;
            margin-bottom: 40px;
            animation: fadeIn 0.8s ease-out 0.4s both;
        }

        .M-appo8 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 15px;
        }

        .M-appo9 {
            position: relative;
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 15px;
            border-radius: 12px;
            overflow: hidden;
            cursor: pointer;
            text-decoration: none;
            color: white;
            font-weight: 500;
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }
        
        .M-appo10 {
            background: linear-gradient(135deg, #7ba7f7, #0463FA);
        }
        
        .M-appo10:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 20px rgba(4, 99, 250, 0.3);
        }
        
        .M-appo11 {
            background: linear-gradient(135deg, #0463FA, #0348c7);
        }
        
        .M-appo11:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 20px rgba(4, 99, 250, 0.3);
        }
        
        .M-appo12 {
            background: linear-gradient(135deg, #0348c7, #032b8a);
        }
        
        .M-appo12:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 20px rgba(4, 99, 250, 0.3);
        }
        
        .M-appo13 {
            background: linear-gradient(135deg, #4b7ff7, #3366d6);
        }
        
        .M-appo13:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 20px rgba(4, 99, 250, 0.3);
        }
        
        .M-appo14 {
            font-size: 20px;
            width: 25px;
            text-align: center;
            transition: transform 0.3s ease;
        }
        
        .M-appo9:hover .M-appo14 {
            transform: scale(1.2) rotate(5deg);
        }
        
        .M-appo9::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
            transition: left 0.6s;
        }
        
        .M-appo9:hover::before {
            left: 100%;
        }
        
        .M-appo15 {
            font-size: 14px;
            font-weight: 500;
            position: relative;
            z-index: 1;
        }

        .M-appo16 {
            padding: 20px;
            margin-bottom: 20px;
            border-left: 4px solid #0463FA;
            background-color: #eef2ff;
            border-radius: 0 8px 8px 0;
            transition: all 0.3s ease;
            animation: fadeIn 0.8s ease-out 0.5s both;
        }
        
        .M-appo16:hover {
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.06);
            transform: translateX(5px);
        }

        .M-appo17 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 10px;
            color: #2c3e50;
        }
        
        .M-appo18 {
            color: #0463FA;
        }

        .M-appo19 {
            font-size: 14px;
            color: #5d6d7e;
        }

        .M-appo20 {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: linear-gradient(45deg, #0463FA, #0348c7);
            color: white;
            padding: 16px 32px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 15px;
            border: none;
            cursor: pointer;
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            box-shadow: 0 6px 18px rgba(4, 99, 250, 0.3);
            animation: fadeIn 0.8s ease-out 0.6s both;
            position: relative;
            overflow: hidden;
        }
        
        .M-appo20::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: left 0.6s;
        }
        
        .M-appo20:hover::before {
            left: 100%;
        }

        .M-appo20:hover {
            transform: translateY(-4px);
            box-shadow: 0 10px 25px rgba(4, 99, 250, 0.4);
            background: linear-gradient(45deg, #0348c7, #032b8a);
        }
        
        .M-appo21 {
            transition: transform 0.3s ease;
        }
        
        .M-appo20:hover .M-appo21 {
            transform: translateX(3px);
        }

        .M-appo22 {
            flex: 1;
            background-color: #eef2f5;
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
        }

        .M-appo23 {
            width: 90%;
            height: 90%;
            background-color: #d4e6f7;
            border-radius: 10px;
            position: relative;
            box-shadow: inset 0 0 15px rgba(0, 0, 0, 0.05);
        }

        .M-appo24 {
            position: absolute;
            background-color: #b2c8d8;
        }

        .M-appo25 { top: 45%; left: 0; width: 100%; height: 6%; }
        .M-appo26 { top: 20%; left: 10%; width: 80%; height: 4%; }
        .M-appo27 { top: 0; left: 48%; width: 4%; height: 100%; }
        .M-appo28 { top: 30%; left: 25%; width: 3%; height: 40%; }

        .M-appo29 {
            position: absolute;
            background-color: #ffffff;
            padding: 6px 10px;
            border-radius: 6px;
            font-size: 11px;
            font-weight: 500;
            box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
            transition: transform 0.3s ease;
        }
        .M-appo29:hover { transform: scale(1.05); }
        
        .M-appo30 { top: 15%; left: 20%; }
        .M-appo31 { top: 60%; right: 15%; }
        .M-appo32 { bottom: 20%; left: 15%; }

        .M-appo33 {
            position: absolute;
            top: 50%;
            left: 50%;
            width: 30px;
            height: 30px;
            background-color: #e74c3c;
            border-radius: 50% 50% 50% 0;
            transform: translate(-50%, -60%) rotate(-45deg);
            box-shadow: 0 3px 10px rgba(231, 76, 60, 0.4);
            animation: dropIn 0.6s ease-out 0.8s both;
        }

        .M-appo33::after {
            content: '';
            position: absolute;
            width: 10px;
            height: 10px;
            background-color: white;
            border-radius: 50%;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
        }
        
        @keyframes dropIn {
            from {
                opacity: 0;
                transform: translate(-50%, -150%) rotate(-45deg);
            }
            to {
                opacity: 1;
                transform: translate(-50%, -60%) rotate(-45deg);
            }
        }
        
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(10px); }
            to { opacity: 1; transform: translateY(0); }
        }

        @media (max-width: 768px) {
            .M-appo1 { padding: 20px 10px; }
            .M-appo2 { flex-direction: column; }
            .M-appo3 { padding: 30px 25px; }
            .M-appo6 { font-size: 26px; }
            .M-appo8 { grid-template-columns: 1fr; }
            .M-appo22 { min-height: 300px; }
        }














        #qua{
            font-size: 1em;
        }
        

























































             .ser-container {
            max-width: 1400px;
            margin: 0 auto;
        }

        .ser-header {
            text-align: center;
            margin-bottom: 50px;
            color: #2c3e50;
        }

        .ser-header h1 {
            font-size: 2.8rem;
            margin-bottom: 15px;
            color: #0463FA;
            font-weight: 700;
            letter-spacing: -0.5px;
            font-family: 'Hind Siliguri', 'SolaimanLipi', sans-serif;
        }

        .ser-header p {
            font-size: 1.4rem;
            color: #7f8c8d;
            font-weight: 500;
            font-family: 'Hind Siliguri', 'SolaimanLipi', sans-serif;
            line-height: 1.6;
        }

        .ser-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
            gap: 28px;
            padding: 20px 0;
        }

        .ser-card {
            background: white;
            border-radius: 20px;
            padding: 28px;
            box-shadow: 0 6px 24px rgba(0,0,0,0.04);
            transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
            position: relative;
            overflow: hidden;
            border: 1px solid #f0f2f5;
            height: fit-content;
        }

        .ser-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, #0463FA, #00D4FF);
            transform: scaleX(0);
            transition: transform 0.3s ease;
        }

        .ser-card:hover::before {
            transform: scaleX(1);
        }

        .ser-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 16px 48px rgba(0,0,0,0.08);
        }

        .ser-header-inner {
            display: flex;
            align-items: center;
            margin-bottom: 18px;
            position: relative;
        }

        .ser-icon {
            width: 65px;
            height: 65px;
            background: linear-gradient(135deg, #0463FA, #00D4FF);
            border-radius: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-right: 18px;
            transition: all 0.4s ease;
            box-shadow: 0 6px 20px rgba(4, 99, 250, 0.15);
            position: relative;
            z-index: 2;
        }

        .ser-card:hover .ser-icon {
            transform: rotate(10deg) scale(1.08);
            box-shadow: 0 8px 28px rgba(4, 99, 250, 0.25);
        }

        .ser-icon i {
            font-size: 2.2rem;
            color: white;
        }

        .ser-icon-bg {
            position: absolute;
            width: 100px;
            height: 100px;
            background: linear-gradient(135deg, rgba(4, 99, 250, 0.05), rgba(0, 212, 255, 0.05));
            border-radius: 50%;
            left: -15px;
            top: -15px;
            z-index: 1;
            transition: all 0.4s ease;
        }

        .ser-card:hover .ser-icon-bg {
            transform: scale(1.2);
            background: linear-gradient(135deg, rgba(4, 99, 250, 0.08), rgba(0, 212, 255, 0.08));
        }

        .ser-title {
            font-size: 1.45rem;
            font-weight: 700;
            color: #2c3e50;
            line-height: 1.3;
            z-index: 2;
            position: relative;
        }

        .ser-desc {
            color: #7f8c8d;
            font-size: 1rem;
            line-height: 1.7;
            margin-bottom: 16px;
            font-weight: 400;
        }

        .ser-bn {
            color: #34495e;
            font-size: 1.05rem;
            font-weight: 500;
            margin-bottom: 22px;
            padding: 14px 18px;
            background: linear-gradient(135deg, #fafbfc, #f8f9fa);
            border-radius: 10px;
            border-left: 3px solid #0463FA;
            line-height: 1.7;
            position: relative;
            overflow: hidden;
            font-family: 'Hind Siliguri', 'SolaimanLipi', sans-serif;
        }

        .ser-bn::after {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(4, 99, 250, 0.03), transparent);
            transition: left 0.6s ease;
        }

        .ser-card:hover .ser-bn::after {
            left: 100%;
        }

        .ser-buttons {
            display: flex;
            justify-content: center;
        }

        .ser-btn {
            padding: 12px 28px;
            border: none;
            border-radius: 10px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            width: 100%;
            justify-content: center;
            position: relative;
            overflow: hidden;
            font-family: 'Hind Siliguri', 'SolaimanLipi', sans-serif;
        }

        .ser-btn-primary {
            background: linear-gradient(135deg, #0463FA, #00D4FF);
            color: white;
        }

        .ser-btn-primary::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255,255,255,0.25), transparent);
            transition: left 0.5s ease;
        }

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

        .ser-btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 24px rgba(4, 99, 250, 0.3);
        }

        .ser-dots {
            position: absolute;
            top: 20px;
            right: 20px;
            display: flex;
            gap: 4px;
        }

        .ser-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: linear-gradient(135deg, #0463FA, #00D4FF);
            opacity: 0.3;
            transition: all 0.3s ease;
        }

        .ser-card:hover .ser-dot {
            opacity: 0.6;
            transform: scale(1.2);
        }

        .ser-card:hover .ser-dot:nth-child(1) { transform: scale(1.2) translateY(-2px); }
        .ser-card:hover .ser-dot:nth-child(2) { transform: scale(1.2); }
        .ser-card:hover .ser-dot:nth-child(3) { transform: scale(1.2) translateY(2px); }

        @media (max-width: 768px) {
            .ser-grid {
                grid-template-columns: 1fr;
                padding: 10px;
                gap: 20px;
            }

            .ser-header h1 {
                font-size: 2.2rem;
            }

            .ser-header p {
                font-size: 1.2rem;
            }

            .ser-card {
                padding: 22px;
            }

            .ser-icon {
                width: 55px;
                height: 55px;
            }

            .ser-icon i {
                font-size: 1.9rem;
            }

            .ser-title {
                font-size: 1.3rem;
            }

            .ser-desc {
                font-size: 0.95rem;
            }

            .ser-bn {
                font-size: 1rem;
                padding: 12px 16px;
            }

            .ser-btn {
                font-size: 0.95rem;
            }
        }

        @keyframes ser-fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .ser-card {
            animation: ser-fadeInUp 0.7s ease forwards;
            opacity: 0;
        }

        .ser-card:nth-child(1) { animation-delay: 0.1s; }
        .ser-card:nth-child(2) { animation-delay: 0.2s; }
        .ser-card:nth-child(3) { animation-delay: 0.3s; }
        .ser-card:nth-child(4) { animation-delay: 0.4s; }
        .ser-card:nth-child(5) { animation-delay: 0.5s; }
        .ser-card:nth-child(6) { animation-delay: 0.6s; }

        @keyframes ser-pulse {
            0% {
                box-shadow: 0 0 0 0 rgba(4, 99, 250, 0.3);
            }
            70% {
                box-shadow: 0 0 0 12px rgba(4, 99, 250, 0);
            }
            100% {
                box-shadow: 0 0 0 0 rgba(4, 99, 250, 0);
            }
        }

        .ser-icon:hover {
            animation: ser-pulse 2s infinite;
        }

        html {
            scroll-behavior: smooth;
        }

        ::-webkit-scrollbar {
            width: 10px;
        }

        ::-webkit-scrollbar-track {
            background: #f1f1f1;
        }

        ::-webkit-scrollbar-thumb {
            background: linear-gradient(135deg, #0463FA, #00D4FF);
            border-radius: 5px;
        }

        ::-webkit-scrollbar-thumb:hover {
            background: #0463FA;
        }

        .ser-bn-text {
            font-family: 'Hind Siliguri', 'SolaimanLipi', 'Kalpurush', Arial, sans-serif;
            font-weight: 500;
            line-height: 1.8;
            letter-spacing: 0.02em;
        }

        .ser-modal-content {
            font-family: 'Hind Siliguri', 'SolaimanLipi', sans-serif;
        }

        .ser-modal-content h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: #0463FA;
            margin-bottom: 20px;
        }

        .ser-modal-content p {
            font-size: 1.1rem;
            color: #666;
            margin-bottom: 25px;
            line-height: 1.7;
        }

        .ser-modal-content label {
            font-size: 1rem;
            font-weight: 600;
            color: #333;
            margin-bottom: 8px;
            display: block;
        }

        .ser-modal-content input {
            font-size: 1rem;
            padding: 14px;
            border: 2px solid #e0e0e0;
            border-radius: 8px;
            width: 100%;
            transition: all 0.3s;
            font-family: 'Hind Siliguri', 'SolaimanLipi', sans-serif;
        }

        .ser-modal-content button {
            font-size: 1rem;
            font-weight: 600;
            padding: 14px;
            border-radius: 8px;
            cursor: pointer;
            transition: all 0.3s;
            font-family: 'Hind Siliguri', 'SolaimanLipi', sans-serif;
        }