/* ===== Layout: Sidebar + Main ===== */

.app {
  display: flex;
  min-height: 100vh;
}

/* Sidebar — full height, under top bar */
.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--sidebar-width);
  height: 100vh;
  height: 100dvh;
  display: flex;
  flex-direction: column;
  background: var(--color-glass);
  backdrop-filter: blur(30px) saturate(200%);
  -webkit-backdrop-filter: blur(30px) saturate(200%);
  border-right: 1px solid var(--color-glass-border);
  box-shadow: 4px 0 24px var(--color-glass-shadow);
  z-index: 90;
  overflow-y: auto;
  overflow-x: hidden;
  transform: translateX(-100%);
  transition: transform 0.35s cubic-bezier(0.32, 0.72, 0, 1);
}

.sidebar.open {
  transform: translateX(0);
}

/* Desktop: sidebar visible by default */
@media (min-width: 1024px) {
  .sidebar {
    transform: translateX(0);
  }

  .main {
    margin-left: var(--sidebar-width);
    transition: margin-left 0.35s cubic-bezier(0.32, 0.72, 0, 1);
  }

  .sidebar:not(.open) {
    transform: translateX(-100%);
  }

  .sidebar:not(.open) ~ .main {
    margin-left: 0;
  }
}

/* Main content */
.main {
  flex: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

.main-content {
  flex: 1;
  width: 100%;
  max-width: var(--content-max-width);
  margin: 0 auto;
  padding: var(--content-padding);
  padding-top: 4.5rem;
  padding-bottom: 4rem;
  overflow-x: hidden;
}