body {
    min-height: 100vh;
    background: linear-gradient(135deg, #f8fafc 0%, #eef2ff 100%);
    color: #111827;
}
.auth-shell {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}
.auth-card {
    width: 100%;
    max-width: 470px;
    border: 0;
    border-radius: 22px;
    box-shadow: 0 24px 70px rgba(15, 23, 42, .12);
}
.brand-mark {
    width: 54px;
    height: 54px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 16px;
    background: #111827;
    color: #fff;
    font-weight: 800;
    font-size: 20px;
}
.dashboard-shell { min-height: 100vh; }
.sidebar {
    min-height: 100vh;
    background: #111827;
    color: #fff;
}
.sidebar a {
    color: #cbd5e1;
    text-decoration: none;
    border-radius: 10px;
    padding: 11px 13px;
    display: block;
}
.sidebar a:hover, .sidebar a.active { background: #1f2937; color: #fff; }
.content-area { padding: 28px; }
.stat-card, .panel-card {
    border: 0;
    border-radius: 18px;
    box-shadow: 0 12px 35px rgba(15, 23, 42, .07);
}
.table-card { overflow: hidden; }
.table thead th {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: #64748b;
}
.form-control, .form-select {
    border-radius: 10px;
    padding: .7rem .85rem;
}
.btn { border-radius: 10px; }
@media (max-width: 767.98px) {
    .sidebar { min-height: auto; }
    .content-area { padding: 18px; }
}

.verification-placeholder {
    border: 1px dashed #cbd5e1;
    background: #f8fafc;
}