.workflow-shell {
    display: grid;
    grid-template-columns: 240px 1fr;
    grid-template-rows: 60px 1fr;
    min-height: 100vh;
    background: #f4f4f4;
}

.workflow-shell__header {
    grid-column: 1 / -1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    background: #161616;
    color: #fff;
}

.workflow-shell__brand {
    font-size: 1rem;
    font-weight: 700;
}

.workflow-shell__actions {
    display: flex;
    gap: 12px;
    align-items: center;
}

.workflow-shell__dev-login,
.workflow-shell__logout {
    border: 1px solid #3d3d3d;
    border-radius: 10px;
    background: transparent;
    color: #fff;
    padding: 8px 12px;
    text-decoration: none;
    font-size: 0.85rem;
}

.workflow-shell__sidebar {
    background: #fff;
    border-right: 1px solid #e0e0e0;
    padding: 20px 12px;
}

.workflow-shell__body {
    min-width: 0;
    min-height: 0;
}

.workflow-nav {
    display: grid;
    gap: 18px;
}

.workflow-nav__group {
    display: grid;
    gap: 8px;
}

.workflow-nav__title {
    font-size: 0.75rem;
    font-weight: 700;
    color: #525252;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 0 10px;
}

.workflow-nav__item {
    display: block;
    padding: 10px 12px;
    border-radius: 10px;
    color: #161616;
    text-decoration: none;
}

.workflow-nav__item:hover {
    background: #edf4ff;
}