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

body{
    font-family:
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;

    background:#f5f7fb;
    color:#222;
    line-height:1.7;
}

a{
    color:inherit;
}

.site-header{
    width:100%;
    background:#fff;
    border-bottom:
    1px solid #e5e7eb;

    position:sticky;
    top:0;
    z-index:100;
}

.site-inner{
    width:100%;
    max-width:1200px;
    margin:auto;

    padding:
    16px 20px;

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

.site-logo{
    font-size:24px;
    font-weight:800;
    color:#4a7cff;
}

.site-nav{
    display:flex;
    gap:18px;
    align-items:center;
}

.site-nav a{
    text-decoration:none;
    color:#444;
    font-weight:600;
}

.site-main{
    width:100%;
    padding:
    40px 20px;
}

.content-area{
    width:100%;
    max-width:1100px;
    margin:auto;
}

.page-title{
    font-size:34px;
    font-weight:800;
    margin-bottom:30px;
}

.grid-2{
    display:grid;
    grid-template-columns:
    1fr 1fr;
    gap:24px;
}

.card{
    background:#fff;
    border-radius:24px;
    padding:28px;

    box-shadow:
    0 4px 20px
    rgba(0,0,0,.05);
}

.card h2{
    margin-bottom:18px;
    font-size:24px;
}

.card p{
    color:#666;
}

input,
textarea,
select{
    width:100%;
    border:none;
    background:#f3f6fb;

    padding:
    15px 16px;

    border-radius:14px;

    margin-top:10px;
    margin-bottom:20px;

    font-size:16px;
}

input:focus,
textarea:focus,
select:focus{
    outline:
    2px solid #4a7cff;
}

label{
    font-size:14px;
    font-weight:700;
    color:#555;
}

.main-button{
    width:100%;
    border:none;

    background:#4a7cff;
    color:#fff;

    padding:15px;

    border-radius:14px;

    font-size:16px;
    font-weight:700;

    cursor:pointer;

    transition:.2s;
}

.main-button:hover{
    opacity:.9;
    transform:translateY(-1px);
}

.edit-button{
    border:none;

    background:#111827;
    color:#fff;

    padding:
    12px 18px;

    border-radius:12px;

    cursor:pointer;

    font-weight:700;
}

.simple-link{
    display:inline-block;
    margin-top:18px;

    color:#4a7cff;
    text-decoration:none;

    font-weight:700;
}

.toast{
    width:100%;

    padding:
    14px 16px;

    border-radius:14px;

    margin-bottom:20px;

    color:#fff;
    font-weight:700;
}

.toast.success{
    background:#16a34a;
}

.toast.error{
    background:#dc2626;
}

.info-group{
    background:#fff;

    border-radius:20px;

    padding:22px;

    margin-bottom:18px;

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

.info-title{
    font-size:13px;
    color:#777;
    margin-bottom:8px;
}

.info-value{
    font-size:18px;
    font-weight:700;
}

.profile-header{
    margin-bottom:35px;
}

.profile-name{
    font-size:36px;
    font-weight:800;
}

.profile-email{
    color:#666;
    margin-top:8px;
}

.table-wrap{
    overflow:auto;
}

.table{
    width:100%;
    border-collapse:collapse;
    background:#fff;
}

.table th,
.table td{
    padding:16px;
    text-align:left;
    border-bottom:
    1px solid #eee;
}

.table th{
    background:#f8fafc;
}

.password-wrap{
    position:relative;
}

.toggle-password{
    position:absolute;
    right:12px;
    top:22px;

    border:none;
    background:none;

    cursor:pointer;
    font-weight:700;
    color:#4a7cff;
}

.success-text{
    color:#16a34a;
    font-weight:700;
    margin-bottom:15px;
}

.error-text{
    color:#dc2626;
    font-weight:700;
    margin-bottom:15px;
}

.hero{
    padding:
    80px 0;
}

.hero h1{
    font-size:52px;
    line-height:1.2;
    margin-bottom:20px;
}

.hero p{
    color:#666;
    font-size:18px;
}

.admin-grid{
    display:grid;
    grid-template-columns:
    260px 1fr;
    gap:30px;
}

.admin-sidebar{
    background:#fff;
    border-radius:24px;
    padding:24px;
    height:fit-content;
}

.admin-sidebar a{
    display:block;
    text-decoration:none;

    padding:
    14px 16px;

    border-radius:12px;

    margin-bottom:10px;

    font-weight:700;
}

.admin-sidebar a:hover{
    background:#f3f6fb;
}

.admin-content{
    width:100%;
}

@media(max-width:900px){

    .grid-2{
        grid-template-columns:
        1fr;
    }

    .admin-grid{
        grid-template-columns:
        1fr;
    }

    .hero h1{
        font-size:38px;
    }

    .profile-name{
        font-size:28px;
    }

}

@media(max-width:600px){

    .site-main{
        padding:
        25px 14px;
    }

    .card{
        padding:22px;
    }

    .page-title{
        font-size:28px;
    }

    .hero{
        padding:
        40px 0;
    }

    .hero h1{
        font-size:30px;
    }

}