.rubick .box {
    border-radius: 1rem;
    background: #ffffff;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.06);
}

.rubick h1,
.rubick h2,
.rubick h3 {
    color: #1e293b;
    font-weight: 600;
    line-height: 1.35;
}

.rubick h1 { font-size: 1.35rem; }
.rubick h2 { font-size: 1.15rem; }
.rubick h3 { font-size: 1rem; }

.rubick table th {
    background: #f8fafc;
    color: #475569;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.rubick table td {
    color: #334155;
}

.rubick button[type="submit"]:not([class]),
.rubick button:not([class]) {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 0.375rem;
    border: 1px solid var(--color-primary, #0f766e);
    background: var(--color-primary, #0f766e);
    color: #ffffff;
    padding: 0.75rem 1rem;
    font-weight: 500;
    box-shadow: 0 1px 2px rgba(15, 23, 42, 0.12);
}

.rubick section.box,
.rubick .intro-y.box {
    margin-bottom: 1rem;
}

.rubick .table-responsive,
.rubick .overflow-x-auto {
    border-radius: 1rem;
}

@media (max-width: 640px) {
    .rubick {
        padding-left: 0.75rem;
        padding-right: 0.75rem;
    }

    .rubick table th,
    .rubick table td {
        padding-left: 1rem;
        padding-right: 1rem;
    }
}