:root{
    --bg:#06101d;
    --panel:#0b1c31;
    --panel2:#102944;
    --cyan:#22c8ff;
    --blue:#2368ff;
    --muted:#9cb0c6;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}

body{
    background:
        radial-gradient(circle at 85% 10%, rgba(35,104,255,.18), transparent 30%),
        radial-gradient(circle at 10% 30%, rgba(34,200,255,.09), transparent 25%),
        var(--bg);
    color:#f5f8fc;
    min-height:100vh;
}

.sinvif-nav{
    background:rgba(3,12,22,.92);
    backdrop-filter:blur(14px);
    border-bottom:1px solid rgba(255,255,255,.08);
}

.logo-circle{
    width:38px;
    height:38px;
    border-radius:50%;
    display:grid;
    place-items:center;
    background:linear-gradient(135deg,var(--blue),var(--cyan));
    box-shadow:0 0 22px rgba(34,200,255,.28);
    color:#fff;
    font-weight:800;
}

.hero{padding:90px 0 65px}
.hero h1{font-size:clamp(2.4rem,6vw,5rem);line-height:1.05}

.text-gradient{
    background:linear-gradient(90deg,#fff,var(--cyan),#7f9cff);
    -webkit-background-clip:text;
    background-clip:text;
    color:transparent;
}

.glass-card,
.service-card,
.system-card,
.portfolio-card,
.admin-card{
    background:linear-gradient(180deg,rgba(15,39,66,.91),rgba(7,26,46,.96));
    border:1px solid rgba(255,255,255,.08);
    border-radius:22px;
    box-shadow:0 18px 45px rgba(0,0,0,.22);
}

.service-card,
.system-card,
.portfolio-card{
    height:100%;
    overflow:hidden;
    transition:.2s;
}

.service-card:hover,
.system-card:hover,
.portfolio-card:hover{
    transform:translateY(-4px);
    border-color:rgba(34,200,255,.42);
}

.card-body-custom{padding:24px}

.cover-img{
    width:100%;
    height:220px;
    object-fit:cover;
    background:#102338;
}

.detail-img{
    width:100%;
    max-height:470px;
    object-fit:cover;
    border-radius:22px;
}

.gallery-img{
    width:100%;
    height:170px;
    object-fit:cover;
    border-radius:14px;
}

.badge-soft{
    background:rgba(34,200,255,.10);
    color:#72ddff;
    border:1px solid rgba(34,200,255,.25);
}

.btn-primary{
    border:0;
    background:linear-gradient(90deg,var(--blue),#169bdc);
}

.text-secondary{color:var(--muted)!important}

.form-control,
.form-select{
    background:#091b2e;
    color:#fff;
    border-color:#29425f;
}

.form-control:focus,
.form-select:focus{
    background:#091b2e;
    color:#fff;
    border-color:var(--cyan);
    box-shadow:0 0 0 .2rem rgba(34,200,255,.12);
}

.form-control::placeholder{color:#72889f}

.footer{
    background:#030a13;
    border-top:1px solid rgba(255,255,255,.07);
}

.footer-link{
    display:block;
    color:#9cb0c6;
    text-decoration:none;
    margin-bottom:6px;
}

.footer-link:hover{color:var(--cyan)}

.price{
    font-size:1.8rem;
    font-weight:800;
    color:#5bd7ff;
}

.admin-sidebar{
    background:#040d18;
    min-height:100vh;
    border-right:1px solid rgba(255,255,255,.07);
}

.admin-link{
    display:block;
    padding:10px 12px;
    color:#afc1d3;
    text-decoration:none;
    border-radius:10px;
    margin-bottom:4px;
}

.admin-link:hover,
.admin-link.active{
    background:#102944;
    color:#fff;
}

.table{
    --bs-table-bg:transparent;
    --bs-table-color:#e9f1fa;
    --bs-table-border-color:#263d56;
}

.thumb{
    width:76px;
    height:54px;
    object-fit:cover;
    border-radius:9px;
}

@media(max-width:991.98px){
    .admin-sidebar{min-height:auto}
    .hero{padding-top:60px}
    .cover-img{height:190px}
}