/* --- Layout-Grundstruktur --- */

.ms-layout {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background-color: var(--ms-bg-site);
}

.ms-header,
.ms-footer {
  width: 100%;
  background: var(--ms-card-bg);
}

.ms-inner {
  max-width: var(--ms-container-max);
  margin: 0 auto;
  padding: 0 var(--ms-container-padding);
}

/* Hauptcontainer */
.ms-container {
  display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-areas: "sidebar-left main sidebar-right";
  gap: var(--ms-gap);
  width: 100%;
  max-width: var(--ms-container-max);
  margin: 0 auto;
  padding: var(--ms-section-gap) var(--ms-container-padding);
  flex: 1;
}

/* Card-Bereiche */
.ms-main,
.ms-sidebar-left,
.ms-sidebar-right {
  background: var(--ms-card-bg);
  border-radius: var(--ms-radius);
  border: var(--ms-border);
  box-shadow: 0 4px 20px var(--ms-shadow-soft);
  padding: var(--ms-card-padding);
  align-self: start;
}

/* Grid-Areas */
.ms-main {
  grid-area: main;
  min-width: 0;
}

.ms-sidebar-left {
  grid-area: sidebar-left;
  width: var(--ms-sidebar-width);
}

.ms-sidebar-right {
  grid-area: sidebar-right;
  width: var(--ms-sidebar-width);
}

/* Header */
.ms-header {
  border-bottom: var(--ms-border);
  position: relative;
  z-index: 100;
}

.ms-header-flex,
.ms-header .ms-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Footer-Abstand */
.ms-footer { margin-top: var(--ms-space-9); }

/* Responsive */
@media (max-width: 1024px) {
  .ms-container {
    grid-template-columns: 1fr;
    grid-template-areas:
      "main"
      "sidebar-left"
      "sidebar-right";
  }

  .ms-sidebar-left,
  .ms-sidebar-right {
    width: 100%;
  }
}

.ms-sidebar-left:empty,
.ms-sidebar-right:empty {
  display: none;
}

@media (max-width: 767px) {
  .ms-main,
  .ms-sidebar-left,
  .ms-sidebar-right {
    padding: var(--ms-space-5);
    border-radius: var(--ms-radius-sm);
  }
}