.groups-page-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 28px;
    flex-wrap: wrap;
}

.groups-page-header h1 { font-size: 28px; font-weight: 800; margin-bottom: 6px; }
.groups-page-header p { color: var(--text-muted); }

.groups-section { margin-bottom: 32px; }
.groups-section h2 { font-size: 18px; font-weight: 800; margin-bottom: 14px; }

.groups-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 14px;
}

.group-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: border-color 0.15s, box-shadow 0.15s;
}

.group-card:hover { border-color: var(--primary); box-shadow: var(--shadow-sm); }

.group-card-link { display: flex; gap: 14px; padding: 16px; }

.group-card-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    background: var(--gradient-primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    font-weight: 800;
    flex-shrink: 0;
}

.group-card-body { min-width: 0; }
.group-card-body h3 { font-size: 16px; font-weight: 800; margin-bottom: 4px; }
.group-card-body p { font-size: 13px; color: var(--text-muted); margin-bottom: 8px; line-height: 1.4; }
.group-card-meta { display: flex; flex-wrap: wrap; gap: 6px; font-size: 11px; color: var(--text-light); font-weight: 600; }

.groups-empty { color: var(--text-muted); padding: 24px; text-align: center; background: var(--surface); border: 1px dashed var(--border); border-radius: var(--radius-md); }

.group-hero {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    flex-wrap: wrap;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 16px;
}

.group-hero-icon {
    width: 72px;
    height: 72px;
    border-radius: 18px;
    background: var(--gradient-primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    font-weight: 800;
    flex-shrink: 0;
}

.group-hero-info { flex: 1; min-width: 200px; }
.group-hero-info h1 { font-size: 26px; font-weight: 800; margin-bottom: 6px; }
.group-hero-meta { font-size: 14px; color: var(--text-muted); margin-bottom: 8px; }
.group-hero-desc { font-size: 15px; line-height: 1.5; color: var(--text-dark); }
.group-hero-actions { flex-shrink: 0; }
.group-status-pill { display: inline-block; padding: 8px 14px; background: var(--background); border-radius: 999px; font-size: 13px; font-weight: 600; color: var(--text-muted); }

.group-tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 16px;
    border-bottom: 1px solid var(--border);
    padding-bottom: 0;
}

.group-tabs a {
    padding: 12px 16px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-muted);
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
}

.group-tabs a.active { color: var(--primary); border-bottom-color: var(--primary); }

.group-compose {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 16px;
    margin-bottom: 16px;
}

.group-compose textarea {
    width: 100%;
    border: none;
    background: transparent;
    font-family: inherit;
    font-size: 15px;
    resize: vertical;
    min-height: 72px;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.group-compose textarea:focus { outline: none; }
.group-compose-actions { display: flex; justify-content: space-between; align-items: center; gap: 12px; }

.group-post {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 16px;
    margin-bottom: 12px;
}

.group-post-head { display: flex; gap: 10px; align-items: center; margin-bottom: 10px; }
.group-post-author { display: inline-flex; align-items: center; gap: 4px; font-size: 14px; }
.group-post-time { display: block; font-size: 12px; color: var(--text-muted); }
.group-post-content { font-size: 15px; line-height: 1.5; margin-bottom: 10px; }
.group-post-image img { width: 100%; max-height: 360px; object-fit: cover; border-radius: var(--radius-sm); }

.group-post-comments { border-top: 1px solid var(--border); padding-top: 12px; margin-top: 8px; }
.group-comment { margin-bottom: 10px; font-size: 14px; }
.group-comment strong { margin-right: 6px; }
.group-comment span { font-size: 12px; color: var(--text-muted); }
.group-comment p { margin-top: 4px; line-height: 1.4; }

.group-comment-form { display: flex; gap: 8px; margin-top: 8px; }
.group-comment-form input { flex: 1; padding: 10px 12px; border: 1px solid var(--border); border-radius: var(--radius-sm); font-family: inherit; background: var(--input-bg); color: var(--text-dark); }

.group-members-section { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 20px; }
.group-invite-form { display: flex; gap: 8px; margin-bottom: 20px; }
.group-invite-form input { flex: 1; padding: 10px 12px; border: 1px solid var(--border); border-radius: var(--radius-sm); font-family: inherit; background: var(--input-bg); }

.group-member-list { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.group-member-list li { display: flex; align-items: center; gap: 12px; padding: 10px; border-radius: var(--radius-sm); background: var(--background); }
.group-member-list li > div { flex: 1; min-width: 0; }
.group-role-badge { font-size: 11px; font-weight: 700; color: var(--primary); margin-left: 6px; }

.group-pending-block { margin-bottom: 20px; padding-bottom: 16px; border-bottom: 1px solid var(--border); }
.group-pending-block h3 { font-size: 15px; margin-bottom: 10px; }

.group-locked-notice {
    padding: 32px;
    text-align: center;
    background: var(--surface);
    border: 1px dashed var(--border);
    border-radius: var(--radius-md);
    color: var(--text-muted);
}

.group-about h2 { font-size: 18px; margin-bottom: 12px; }

@media (max-width: 640px) {
    .groups-grid { grid-template-columns: 1fr; }
    .group-hero { flex-direction: column; }
}