/* ============================================
   MC Suite - Responsive Layout Styles
   Mobile-first responsive layout with breakpoints
   ============================================ */

/* Layout variables */
:root {
  --sidebar-width: 250px;
  --sidebar-width-collapsed: 0px;
  --topbar-height: 60px;
}

/* ============================================
   SIDEBAR LAYOUT
   ============================================ */

/* Mobile-first: sidebar hidden by default */
.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  width: var(--sidebar-width);
  background: var(--color-sidebar, #212529);
  z-index: 1040;
  overflow-y: auto;
  transform: translateX(-100%);
  transition: transform 0.3s ease-in-out;
}

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

/* Backdrop for mobile sidebar */
.sidebar-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1030;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s, visibility 0.3s;
}

.sidebar-backdrop.show {
  opacity: 1;
  visibility: visible;
}

/* Main content - full width on mobile */
.main-content {
  margin-left: 0;
  min-height: 100vh;
  transition: margin-left 0.3s ease-in-out;
}

/* Desktop: sidebar always visible */
@media (min-width: 992px) {
  .sidebar {
    transform: translateX(0);
  }

  .main-content {
    margin-left: var(--sidebar-width);
  }

  .sidebar-backdrop {
    display: none;
  }
}

/* ============================================
   TOP NAVBAR
   ============================================ */

.top-navbar {
  background: var(--color-surface-0, #fff);
  border-bottom: 1px solid var(--bs-border-color, #dee2e6);
  padding: var(--space-sm, 0.75rem) var(--space-md, 1rem);
  min-height: var(--topbar-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 1020;
}

@media (min-width: 768px) {
  .top-navbar {
    padding: var(--space-md, 1rem) var(--space-lg, 1.5rem);
  }
}

/* ============================================
   CONTENT WRAPPER
   ============================================ */

.content-wrapper {
  padding: var(--space-md, 1rem);
  padding-left: max(var(--space-md, 1rem), env(safe-area-inset-left));
  padding-right: max(var(--space-md, 1rem), env(safe-area-inset-right));
  padding-bottom: max(var(--space-md, 1rem), env(safe-area-inset-bottom));
  max-width: 100%;
  overflow-x: hidden;
}

@media (min-width: 576px) {
  .content-wrapper {
    padding: var(--space-lg, 1.5rem);
    padding-left: max(var(--space-lg, 1.5rem), env(safe-area-inset-left));
    padding-right: max(var(--space-lg, 1.5rem), env(safe-area-inset-right));
    padding-bottom: max(var(--space-lg, 1.5rem), env(safe-area-inset-bottom));
  }
}

@media (min-width: 1400px) {
  .content-wrapper {
    padding: var(--space-xl, 2rem) var(--space-2xl, 3rem);
    padding-left: max(var(--space-2xl, 3rem), env(safe-area-inset-left));
    padding-right: max(var(--space-2xl, 3rem), env(safe-area-inset-right));
    padding-bottom: max(var(--space-xl, 2rem), env(safe-area-inset-bottom));
  }
}

/* Ultra-wide: constrain content width */
@media (min-width: 1920px) {
  .content-wrapper {
    max-width: 1600px;
    margin: 0 auto;
  }
}

/* ============================================
   TOUCH TARGETS (WCAG)
   ============================================ */

/* Minimum 44x44px touch targets on mobile */
@media (max-width: 767.98px) {
  .btn {
    min-height: 44px;
    min-width: 44px;
  }

  .nav-link {
    min-height: 44px;
    display: flex;
    align-items: center;
  }

  .form-control,
  .form-select {
    min-height: 44px;
  }
}

/* ============================================
   RESPONSIVE TABLES
   ============================================ */

/* Horizontal scroll wrapper for wide tables */
.table-responsive {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

/* ============================================
   CARD GRID RESPONSIVE
   ============================================ */

.stat-cards {
  display: grid;
  gap: var(--space-md, 1rem);
  grid-template-columns: 1fr;
}

@media (min-width: 576px) {
  .stat-cards {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 992px) {
  .stat-cards {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ============================================
   MOBILE MENU BUTTON
   ============================================ */

.sidebar-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  padding: 0;
  border: none;
  background: transparent;
  color: var(--color-text-primary, #212529);
  font-size: 1.5rem;
}

@media (min-width: 992px) {
  .sidebar-toggle {
    display: none;
  }
}