:root{
    --bg:#F6F8FB;
    --surface:#FFFFFF;
    --surface-soft:#F8FAFC;

    --primary:#2563EB;
    --primary-soft:#EFF6FF;

    --success:#16A34A;
    --success-soft:#ECFDF3;

    --warning:#F59E0B;
    --warning-soft:#FFFBEB;

    --danger:#EF4444;
    --danger-soft:#FFF1F2;

    --text:#172033;
    --muted:#667085;
    --border:#E5E7EB;

    --radius:16px;
    --radius-lg:24px;

    --shadow:
        0 14px 40px
        rgba(15,23,42,.07);
}

*{
    box-sizing:border-box;
}

html{
    scroll-behavior:smooth;
}

body{
    margin:0;

    background:
        var(--bg);

    color:
        var(--text);

    font-family:
        system-ui,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;
}

a{
    color:inherit;
}

.container{
    width:
        min(
            1160px,
            calc(100% - 36px)
        );

    margin:auto;
}

.nav{
    min-height:70px;

    display:flex;

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

    gap:15px;
}

.brand{
    display:flex;

    align-items:center;

    gap:10px;

    text-decoration:none;

    font-size:20px;

    font-weight:850;
}

.brand-logo{
    width:40px;
    height:40px;

    border-radius:13px;

    display:grid;
    place-items:center;

    color:#fff;

    background:
        var(--primary);

    font-weight:900;
}

.nav-actions{
    display:flex;

    gap:8px;

    align-items:center;
}

.btn{
    min-height:42px;

    display:inline-flex;

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

    gap:7px;

    padding:
        10px 16px;

    border-radius:11px;

    border:
        1px solid
        transparent;

    font:inherit;

    font-weight:750;

    text-decoration:none;

    cursor:pointer;
}

.btn-primary{
    background:
        var(--primary);

    color:#fff;
}

.btn-light{
    background:#fff;

    border-color:
        var(--border);
}

.btn-danger{
    color:#fff;

    background:
        var(--danger);
}

.hero{
    min-height:610px;

    padding:
        68px 0;

    display:grid;

    grid-template-columns:
        1.08fr .92fr;

    align-items:center;

    gap:52px;
}

.badge{
    display:inline-flex;

    margin-bottom:18px;

    padding:
        7px 11px;

    border-radius:999px;

    background:
        var(--primary-soft);

    color:
        var(--primary);

    font-size:12px;

    font-weight:800;
}

.hero h1{
    max-width:730px;

    margin:
        0 0 20px;

    font-size:
        clamp(
            40px,
            5.4vw,
            67px
        );

    line-height:1.01;

    letter-spacing:-3px;
}

.hero p{
    max-width:650px;

    color:
        var(--muted);

    font-size:18px;

    line-height:1.65;
}

.hero-actions{
    margin-top:27px;

    display:flex;

    flex-wrap:wrap;

    gap:10px;
}

.preview{
    padding:20px;

    border:
        1px solid
        #DBEAFE;

    border-radius:
        var(--radius-lg);

    background:
        linear-gradient(
            145deg,
            #EFF6FF,
            #FFFFFF
        );

    box-shadow:
        0 35px 80px
        rgba(37,99,235,.12);
}

.preview-head{
    margin-bottom:15px;

    display:flex;

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

.status-online{
    padding:
        6px 9px;

    border-radius:999px;

    color:#15803D;

    background:
        var(--success-soft);

    font-size:11px;

    font-weight:800;
}

.preview-card{
    margin-bottom:10px;

    padding:15px;

    border:
        1px solid
        var(--border);

    border-radius:14px;

    background:#fff;
}

.preview-card strong{
    display:block;

    margin-bottom:5px;
}

.preview-card span{
    color:
        var(--muted);

    font-size:13px;
}

.section{
    padding:
        80px 0;
}

.section-white{
    background:#fff;
}

.center{
    text-align:center;
}

.section h2{
    margin:
        0 0 12px;

    font-size:35px;
}

.section-desc{
    max-width:680px;

    margin:
        0 auto 36px;

    color:
        var(--muted);

    line-height:1.65;
}

.grid-3{
    display:grid;

    grid-template-columns:
        repeat(
            3,
            1fr
        );

    gap:16px;
}

.card{
    padding:24px;

    border:
        1px solid
        var(--border);

    border-radius:
        var(--radius);

    background:
        var(--surface);

    box-shadow:
        0 5px 20px
        rgba(15,23,42,.03);
}

.card h3{
    margin:
        12px 0 8px;
}

.card p{
    color:
        var(--muted);

    line-height:1.6;
}

.card-icon{
    font-size:27px;
}

.plans{
    display:grid;

    grid-template-columns:
        repeat(
            auto-fit,
            minmax(
                220px,
                1fr
            )
        );

    gap:15px;
}

.price{
    margin-top:12px;

    font-size:30px;

    font-weight:850;
}

.muted{
    color:
        var(--muted);
}

.alert{
    margin-bottom:15px;

    padding:
        12px 14px;

    border-radius:11px;
}

.alert-danger{
    background:
        var(--danger-soft);

    color:#BE123C;
}

.alert-success{
    background:
        var(--success-soft);

    color:#15803D;
}

.alert-warning{
    background:
        var(--warning-soft);

    color:#A16207;
}

.auth-page{
    min-height:100vh;

    display:grid;

    place-items:center;

    padding:
        70px 18px;

    background:
        radial-gradient(
            circle at 12% 10%,
            #DBEAFE,
            transparent 33%
        ),
        var(--bg);
}

.auth-card{
    width:
        min(
            440px,
            100%
        );

    padding:28px;

    border:
        1px solid
        var(--border);

    border-radius:20px;

    background:#fff;

    box-shadow:
        var(--shadow);
}

.auth-card h1{
    margin-top:0;
}

.form-group{
    margin-bottom:14px;
}

.form-group label{
    display:block;

    margin-bottom:6px;

    font-size:13px;

    font-weight:700;
}

.form-control{
    width:100%;

    padding:
        12px 13px;

    border:
        1px solid
        #D0D5DD;

    border-radius:10px;

    background:#fff;

    font:inherit;
}

.form-control:focus{
    outline:none;

    border-color:
        var(--primary);

    box-shadow:
        0 0 0 3px
        rgba(37,99,235,.10);
}

.checkbox{
    display:flex;

    align-items:flex-start;

    gap:9px;

    font-size:13px;

    line-height:1.45;
}

.dashboard{
    width:
        min(
            1120px,
            calc(100% - 30px)
        );

    margin:
        28px auto 80px;
}

.dashboard-head{
    display:flex;

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

    gap:15px;

    margin-bottom:18px;
}

.dashboard-grid{
    display:grid;

    grid-template-columns:
        repeat(
            3,
            1fr
        );

    gap:15px;
}

.metric{
    padding:20px;

    border:
        1px solid
        var(--border);

    border-radius:
        var(--radius);

    background:#fff;
}

.metric small{
    color:
        var(--muted);
}

.metric strong{
    display:block;

    margin-top:7px;

    font-size:22px;
}

.admin-layout{
    min-height:100vh;

    display:grid;

    grid-template-columns:
        250px 1fr;
}

.sidebar{
    padding:22px 16px;

    background:#fff;

    border-right:
        1px solid
        var(--border);
}

.sidebar-menu{
    margin-top:25px;

    display:grid;

    gap:5px;
}

.sidebar-menu a{
    padding:
        11px 12px;

    border-radius:10px;

    text-decoration:none;

    color:
        var(--muted);

    font-weight:650;
}

.sidebar-menu a:hover{
    color:
        var(--primary);

    background:
        var(--primary-soft);
}

.admin-content{
    padding:
        28px;

    min-width:0;
}

.table-wrap{
    overflow:auto;

    border:
        1px solid
        var(--border);

    border-radius:
        var(--radius);

    background:#fff;
}

table{
    width:100%;

    border-collapse:
        collapse;
}

th,
td{
    padding:
        12px 14px;

    text-align:left;

    border-bottom:
        1px solid
        var(--border);

    font-size:13px;
}

th{
    color:
        var(--muted);

    background:
        #F8FAFC;
}

.banner-public{
    overflow:hidden;

    display:grid;

    grid-template-columns:
        1fr .9fr;

    border-radius:
        var(--radius-lg);

    color:#fff;

    background:
        #172033;
}

.banner-public-content{
    padding:40px;
}

.banner-public img{
    width:100%;
    height:100%;

    min-height:280px;

    object-fit:cover;
}

footer{
    padding:
        28px 0;

    border-top:
        1px solid
        var(--border);

    background:#fff;

    color:
        var(--muted);

    font-size:13px;
}

@media(max-width:850px){

    .hero{
        min-height:auto;

        grid-template-columns:
            1fr;

        padding:
            48px 0;
    }

    .hero h1{
        letter-spacing:-2px;
    }

    .grid-3,
    .dashboard-grid{
        grid-template-columns:
            1fr;
    }

    .banner-public{
        grid-template-columns:
            1fr;
    }

    .admin-layout{
        display:block;
    }

    .sidebar{
        border-right:0;

        border-bottom:
            1px solid
            var(--border);
    }

    .sidebar-menu{
        display:flex;

        overflow:auto;
    }

    .sidebar-menu a{
        white-space:nowrap;
    }

    .admin-content{
        padding:
            18px;
    }
}

@media(max-width:560px){

    .container{
        width:
            calc(100% - 22px);
    }

    .brand-name{
        display:none;
    }

    .nav{
        min-height:62px;
    }

    .section{
        padding:
            58px 0;
    }
}