:root{

    --primary:#2563eb;
    --text:#1f2937;
    --light:#f8fafc;
    --border:#e5e7eb;

    --glass-bg:rgba(255,255,255,.75);

    --shadow:
    0 8px 32px rgba(31,38,135,.08);

    --transition:.3s ease;

}



*{
    margin:0;
    padding:0;
    box-sizing:border-box;
}

html{
    scroll-behavior:smooth;
}

body{
    overflow-x:hidden;
}

.navbar{

    position:sticky;
    top:0;
    z-index:9999;

    display:flex;
    align-items:center;
    justify-content:space-between;

    padding:14px 40px;

    background:var(--glass-bg);

    backdrop-filter:blur(18px);
    -webkit-backdrop-filter:blur(18px);

    border-bottom:1px solid rgba(255,255,255,.4);

    box-shadow:var(--shadow);

    transition:.3s;

}


.logo img{

    width:95px;
    height:auto;

    display:block;

}


.desktop-nav{

    display:flex;
    align-items:center;

    gap:28px;

    list-style:none;

}

.desktop-nav li{

    position:relative;

}

.desktop-nav a{

    position:relative;

    text-decoration:none;

    color:var(--text);

    font-size:14px;
    font-weight:600;

    transition:var(--transition);

}

/* hover */

.desktop-nav a:hover{

    color:var(--primary);

}

/* underline animation */

.desktop-nav a::after{

    content:'';

    position:absolute;

    left:0;
    bottom:-8px;

    width:0;
    height:2px;

    background:var(--primary);

    border-radius:20px;

    transition:.3s;

}

.desktop-nav a:hover::after{

    width:100%;

}

/* active page */

.desktop-nav a.active{

    color:var(--primary);

}

.desktop-nav a.active::after{

    width:100%;

}


.nav-actions{

    display:flex;
    align-items:center;

    gap:18px;

}


.search-icon{

    border:none;
    background:none;

    cursor:pointer;

    color:var(--text);

    font-size:19px;

    transition:.3s;

}

.search-icon:hover{

    color:var(--primary);

}


.menu-toggle{

    display:none;

    border:none;
    background:none;

    cursor:pointer;

    font-size:30px;

    color:var(--text);

}


.dropdown-menu{

    position:absolute;

    top:130%;
    left:0;

    min-width:250px;

    background:rgba(255,255,255,.85);

    backdrop-filter:blur(18px);
    -webkit-backdrop-filter:blur(18px);

    border:1px solid rgba(255,255,255,.4);

    border-radius:18px;

    box-shadow:
    0 15px 40px rgba(0,0,0,.08);

    list-style:none;

    opacity:0;
    visibility:hidden;

    transform:translateY(15px);

    transition:.3s ease;

    overflow:hidden;

}

/* show dropdown */

.dropdown:hover .dropdown-menu{

    opacity:1;
    visibility:visible;

    transform:translateY(0);

}

/* dropdown items */

.dropdown-menu li{

    width:100%;

}

.dropdown-menu li a{

    display:flex;

    align-items:center;

    padding:14px 18px;

    font-size:14px;

    color:var(--text);

    transition:.3s;

}

/* hover */

.dropdown-menu li a:hover{

    background:rgba(37,99,235,.07);

    color:var(--primary);

}


.dropdown > a{

    display:flex;
    align-items:center;

    gap:7px;

}

.dropdown i{

    font-size:11px;

    transition:.3s;

}

.dropdown:hover i{

    transform:rotate(180deg);

}


.search-overlay{

    position:absolute;

    top:80px;
    right:20px;

    width:360px;

    padding:18px;

    background:rgba(255,255,255,.85);

    backdrop-filter:blur(20px);
    -webkit-backdrop-filter:blur(20px);

    border:1px solid rgba(255,255,255,.4);

    border-radius:20px;

    box-shadow:
    0 15px 40px rgba(0,0,0,.08);

    opacity:0;
    visibility:hidden;

    transform:translateY(-10px);

    transition:.3s ease;

}

/* open search */

.search-overlay.active{

    opacity:1;
    visibility:visible;

    transform:translateY(0);

}

.search-form{

    display:flex;

    align-items:center;

    gap:12px;

}

/* search icon */

.search-form i{

    color:#9ca3af;

    font-size:15px;

}

/* input */

.search-form input{

    flex:1;

    border:none;
    outline:none;

    background:transparent;

    font-size:15px;

    color:var(--text);

}

/* placeholder */

.search-form input::placeholder{

    color:#9ca3af;

}

/* close button */

.close-search{

    border:none;
    background:none;

    cursor:pointer;

    font-size:18px;

    color:#6b7280;

    transition:.3s;

}

.close-search:hover{

    color:#ef4444;

}


.search-icon,
.close-search{

    transition:.3s ease;

}

.search-icon:hover{

    transform:scale(1.08);

}

.dropdown-menu,
.search-overlay{

    box-shadow:
    0 10px 40px rgba(0,0,0,.08),
    0 2px 10px rgba(0,0,0,.04);

}


.mobile-nav{

    position:absolute;

    top:100%;
    left:0;
    right:0;

    background:rgba(255,255,255,.95);

    backdrop-filter:blur(18px);
    -webkit-backdrop-filter:blur(18px);

    border-top:1px solid rgba(255,255,255,.3);

    box-shadow:
    0 10px 40px rgba(0,0,0,.08);

    overflow:hidden;

    max-height:0;

    transition:max-height .4s ease;

}

.mobile-nav.active{

    max-height:100vh;

}

.mobile-nav ul{

    list-style:none;

}

.mobile-nav li{

    border-bottom:1px solid #f3f4f6;

}

.mobile-nav li:last-child{

    border-bottom:none;

}

.mobile-nav li a{

    display:block;

    padding:18px 22px;

    text-decoration:none;

    color:var(--text);

    font-size:15px;
    font-weight:600;

    transition:.3s;

}

.mobile-nav li a:hover{

    color:var(--primary);

    background:rgba(37,99,235,.05);

}


.mobile-dropdown-btn{

    width:100%;

    border:none;
    background:none;

    cursor:pointer;

    display:flex;

    justify-content:space-between;
    align-items:center;

    padding:18px 22px;

    font-size:15px;
    font-weight:600;

    color:var(--text);

}

.mobile-dropdown-btn i{

    font-size:12px;

}


.mobile-dropdown-menu{

    background:#fafafa;

    display:none;

}

.mobile-dropdown-menu.show{

    display:block;

}

.mobile-dropdown-menu li a{

    padding-left:40px;

    font-size:14px;

    color:#4b5563;

}


@media(max-width:992px){

    .desktop-nav{

        display:none;

    }

    .menu-toggle{

        display:block;

    }

    .navbar{

        padding:14px 25px;

    }

}

@media(max-width:768px){

    .logo img{

        width:85px;

    }

    .search-overlay{

        left:15px;
        right:15px;

        width:auto;

        top:80px;

    }

}

@media(max-width:576px){

    .navbar{

        padding:12px 18px;

    }

    .logo img{

        width:75px;

    }

    .search-icon{

        font-size:18px;

    }

    .menu-toggle{

        font-size:30px;

    }

    .mobile-nav li a{

        padding:16px 18px;

        font-size:14px;

    }

}


@media(min-width:1400px){

    .navbar{

        padding:16px 70px;

    }

    .desktop-nav{

        gap:35px;

    }

}


@media(min-width:1800px){

    .navbar{

        max-width:1700px;

        margin:auto;

    }

}



a,
button,
i{

    transition:.3s ease;

}


::selection{

    background:var(--primary);

    color:white;

}