.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--sp-6);
}

.grid { display: grid; gap: var(--sp-6); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-end { justify-content: flex-end; }
.gap-2 { gap: var(--sp-2); }
.gap-3 { gap: var(--sp-3); }
.gap-4 { gap: var(--sp-4); }
.gap-6 { gap: var(--sp-6); }
.gap-8 { gap: var(--sp-8); }

/* Dashboard Layout */
.dashboard-layout {
  display: flex;
  min-height: 100vh;
  padding-top: var(--header-h);
}
.dashboard-sidebar {
  width: var(--sidebar-w);
  background: var(--white);
  border-right: 1px solid var(--border);
  position: fixed;
  top: var(--header-h);
  bottom: 0;
  left: 0;
  overflow-y: auto;
  transition: width var(--trans-base);
  z-index: var(--z-sticky);
}
.dashboard-main {
  flex: 1;
  margin-left: var(--sidebar-w);
  padding: var(--sp-8);
  background: var(--light);
  min-height: calc(100vh - var(--header-h));
}

@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .dashboard-sidebar {
    width: 100%;
    position: fixed;
    bottom: 0;
    top: auto;
    left: 0;
    height: auto;
    min-height: auto;
    border-right: none;
    border-top: 1px solid var(--border);
    display: flex;
    overflow-x: auto;
    padding: var(--sp-2) var(--sp-4);
  }
  .dashboard-main {
    margin-left: 0;
    padding: var(--sp-4);
    padding-bottom: 5rem;
  }
}