*{
    font-family:'vazir';
    box-sizing:border-box;
}

@font-face{
    font-family:'vazir';
    src:url(../font/Vazir.ttf);
}

body{
    margin:0;
    direction:rtl;
    background:#f5f7fa;
}

/* هدر */

header{
    display:flex;
    justify-content:space-between;
    align-items:center;
    margin: 40px;
    margin-top: 20px; 
    padding:18px 35px;

    background:rgba(255,255,255,0.65);

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

    border:1px solid rgba(255,255,255,0.8);

    border-radius:22px;

    box-shadow:
        0 8px 32px rgba(0,0,0,0.08),
        inset 0 1px 0 rgba(255,255,255,0.9);

    position:sticky;
    top:10px;
    z-index:999;
}

/* لوگو */

.logo{
    display:flex;
    align-items:center;
    gap:12px;
}

.logo-img{
    height:45px;
    width:auto;
    transition:.3s;
}

.logo-img:hover{
    transform:scale(1.08);
}

.p-title{
    margin:0;
    font-size:22px;
    font-weight:800;
    color:#444;
}

/* منو */

nav{
    display:flex;
    align-items:center;
    gap:12px;
}

/* لینک ها */

nav a{
    text-decoration:none;

    color:#555;

    font-size:15px;
    font-weight:700;

    padding:10px 18px;

    border-radius:12px;

    transition:all .3s ease;
}

nav a:hover{
    background:rgba(255,255,255,0.8);

    box-shadow:
        0 5px 15px rgba(0,0,0,0.08);

    transform:translateY(-2px);

    color:#222;
}

/* دکمه ورود */

.a-log{
    background:linear-gradient(
        135deg,
        #8a8a8a,
        #666666
    ) !important;

    color:white !important;

    padding:10px 22px !important;

    border-radius:14px;

    box-shadow:
        0 5px 15px rgba(0,0,0,0.15);
}

.a-log:hover{
    transform:translateY(-3px);

    box-shadow:
        0 8px 20px rgba(0,0,0,0.2);
}

/* همبرگر */

.menu-toggle{
    display:none;
    font-size:32px;
    cursor:pointer;
    color:#555;
    z-index:2000;
}

/* موبایل */

@media (max-width:768px){

    header{
        margin:10px;
        padding:15px 20px;
    }

    .menu-toggle{
        display:block;
        position:absolute;
        left:20px;
        top:18px;
    }

    nav{
        position:fixed;

        top:0;
        right:0;

        width:100%;
        height:100vh;

        background:rgba(255,255,255,0.85);

        backdrop-filter:blur(25px);
        -webkit-backdrop-filter:blur(25px);

        flex-direction:column;
        justify-content:center;
        align-items:center;

        gap:25px;

        display:none;
    }

    nav.active{
        display:flex;
    }

    nav a{
        font-size:22px;
        color:#444;
    }

    .a-log{
        font-size:22px;
    }

    .p-title{
        font-size:18px;
    }
}