/* ============================================================
   ContentSERP V2 — LAYOUT (shell grid, workspace, page header)
   ============================================================ */
.cs-root {
    display: grid;
    grid-template-columns: var(--cs-sidebar-width) 1fr;
    height: 100vh;
    overflow: hidden;
}

/* ── Sidebar ─────────────────────────────────────────── */
.cs-sidebar {
    display: flex;
    flex-direction: column;
    background: linear-gradient(180deg, var(--cs-navy) 0%, var(--cs-navy-2) 70%, var(--cs-navy) 100%);
    color: #cbd5e1;
    height: 100vh;
    overflow: hidden;
}
.cs-sidebar__brand {
    display: flex; align-items: center; gap: var(--cs-space-2);
    padding: var(--cs-space-4);
    font-weight: 800; font-size: var(--cs-font-size-lg); color: #fff;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}
.cs-sidebar__brand .cs-sidebar__logo { font-size: var(--cs-font-size-xl); }
.cs-sidebar__nav { flex: 1; overflow-y: auto; padding: var(--cs-space-2); }
.cs-sidebar__nav a {
    display: flex; align-items: center; gap: var(--cs-space-3);
    padding: var(--cs-space-2) var(--cs-space-3);
    margin-bottom: 2px;
    border-radius: var(--cs-radius-sm);
    color: #cbd5e1; font-size: var(--cs-font-size-sm); font-weight: 500;
    text-decoration: none;
}
.cs-sidebar__nav a:hover { background: rgba(255,255,255,0.06); color: #fff; }
.cs-sidebar__nav a.is-active {
    background: var(--cs-primary); color: #fff; font-weight: 600;
}
.cs-sidebar__nav .cs-nav-icon { width: 18px; text-align: center; flex-shrink: 0; }
.cs-sidebar__footer {
    padding: var(--cs-space-4);
    border-top: 1px solid rgba(255,255,255,0.08);
    display: flex; flex-direction: column; gap: var(--cs-space-2);
}
.cs-sidebar__user { display: flex; align-items: center; gap: var(--cs-space-2); font-size: var(--cs-font-size-sm); color: #e2e8f0; }
.cs-sidebar__plan { font-size: var(--cs-font-size-xs); color: #94a3b8; }

/* ── Main column ─────────────────────────────────────── */
.cs-main {
    display: flex; flex-direction: column;
    min-width: 0; height: 100vh; overflow: hidden;
}
.cs-topbar {
    height: var(--cs-topbar-height);
    display: flex; align-items: center; justify-content: space-between; gap: var(--cs-space-4);
    padding: 0 var(--cs-space-6);
    background: var(--cs-surface);
    border-bottom: 1px solid var(--cs-border);
    flex-shrink: 0;
}
.cs-topbar__crumb { display: flex; align-items: center; gap: var(--cs-space-2); font-size: var(--cs-font-size-sm); color: var(--cs-text-secondary); min-width: 0; overflow-wrap: anywhere; }
.cs-topbar__actions { display: flex; align-items: center; gap: var(--cs-space-3); }
.cs-topbar__user { font-size: var(--cs-font-size-sm); color: var(--cs-text-secondary); }

.cs-workspace {
    flex: 1; overflow-y: auto;
    padding: var(--cs-space-6);
}
.cs-workspace__inner {
    max-width: var(--cs-content-max-width);
    margin: 0 auto;
    display: flex; flex-direction: column; gap: var(--cs-space-6);
}

/* ── Page header ─────────────────────────────────────── */
.cs-page-header { display: flex; flex-wrap: wrap; align-items: flex-start; justify-content: space-between; gap: var(--cs-space-4); }
.cs-page-header__title { font-size: var(--cs-font-size-2xl); font-weight: 800; margin: 0; letter-spacing: -0.02em; }
.cs-page-header__subtitle { margin: var(--cs-space-1) 0 0; color: var(--cs-text-secondary); font-size: var(--cs-font-size-sm); max-width: 640px; }
.cs-page-header__crumb { font-size: var(--cs-font-size-xs); color: var(--cs-text-muted); margin-bottom: var(--cs-space-1); }
.cs-page-header__actions { display: flex; align-items: center; gap: var(--cs-space-2); flex-wrap: wrap; }

/* ── Cards grid ──────────────────────────────────────── */
.cs-grid { display: grid; gap: var(--cs-space-4); }
.cs-grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.cs-grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.cs-grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }