.semen-workspace-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 14px;
    padding: 22px 24px;
    border: 1px solid var(--border-color);
    border-radius: 18px;
    background: linear-gradient(135deg, rgba(31, 93, 69, .14), rgba(31, 93, 69, .03));
}

.semen-workspace-copy { display: flex; flex-direction: column; gap: 3px; }
.semen-workspace-copy h1 { margin: 0; font-size: clamp(26px, 3vw, 36px); }
.semen-workspace-copy p { margin: 0; color: var(--text-secondary); }
.workspace-kicker { color: var(--link-color); font-size: 13px; font-weight: 800; }

.semen-workspace-nav {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 10px;
    margin-bottom: 22px;
}

.workspace-nav-item {
    display: flex;
    align-items: center;
    min-width: 0;
    min-height: 72px;
    gap: 11px;
    padding: 12px 14px;
    border: 1px solid var(--border-color);
    border-radius: 14px;
    background: var(--card-bg, var(--bg-secondary));
    color: var(--text-primary);
    text-decoration: none;
}

.workspace-nav-item:hover { border-color: var(--link-color); }
.workspace-nav-item.active { border-color: var(--link-color); background: rgba(31, 93, 69, .12); box-shadow: inset 0 0 0 1px var(--link-color); }
.workspace-nav-item > span:last-child { display: flex; min-width: 0; flex-direction: column; gap: 2px; }
.workspace-nav-item strong { font-size: 15px; }
.workspace-nav-item small { overflow: hidden; color: var(--text-secondary); font-size: 12px; text-overflow: ellipsis; white-space: nowrap; }
.workspace-nav-number { display: grid; flex: 0 0 30px; width: 30px; height: 30px; place-items: center; border-radius: 50%; background: var(--bg-secondary); color: var(--text-secondary); font-weight: 900; }
.workspace-nav-item.active .workspace-nav-number { background: var(--link-color); color: #fff; }

.semen-section-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 14px; margin: 4px 0 16px; }
.semen-section-heading h2 { margin: 0; font-size: clamp(22px, 2.4vw, 30px); }
.semen-section-heading p { margin: 3px 0 0; color: var(--text-secondary); }

@media (max-width: 850px) {
    .semen-workspace-nav { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 560px) {
    .semen-workspace-head { align-items: stretch; flex-direction: column; padding: 17px; }
    .workspace-add-button { width: 100%; }
    .semen-workspace-nav { gap: 7px; }
    .workspace-nav-item { min-height: 64px; padding: 9px; }
    .workspace-nav-number { display: none; }
    .workspace-nav-item strong { font-size: 14px; }
    .workspace-nav-item small { font-size: 11px; }
}