/* Catholic AI - Layout System */

/* ==================== App Layout ==================== */

.app-layout {
  display: flex;
  min-height: 100vh;
  min-height: 100dvh;
  width: 100%;
  overflow: hidden;
}

/* ==================== Sidebar ==================== */

.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--sidebar-width);
  height: 100vh;
  height: 100dvh;
  background-color: var(--sidebar-bg);
  border-right: 1px solid var(--sidebar-border);
  display: flex;
  flex-direction: column;
  z-index: var(--z-sidebar);
  transition: transform var(--transition-normal), width var(--transition-normal);
}

.sidebar.collapsed {
  transform: translateX(calc(var(--sidebar-width) * -1));
}

/* ==================== Main Content ==================== */

.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  margin-left: var(--sidebar-width);
  min-height: 100vh;
  min-height: 100dvh;
  background-color: var(--main-bg);
  transition: margin-left var(--transition-normal);
  overflow: hidden;
}

.sidebar.collapsed + .main-content,
.app-layout.sidebar-collapsed .main-content {
  margin-left: 0;
}

/* ==================== Content Header ==================== */

.content-header {
  position: sticky;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  padding: 0 var(--space-4);
  background-color: var(--main-bg);
  border-bottom: 1px solid var(--border-color);
  z-index: var(--z-sticky);
}

.content-header-left {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.content-header-center {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1;
}

.content-header-right {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.page-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
}

/* ==================== Page Content ==================== */

.page-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  overflow-x: hidden;
}

/* Centered content container */
.content-container {
  width: 100%;
  max-width: var(--chat-max-width);
  margin: 0 auto;
  padding: var(--space-4);
}

.content-container-wide {
  max-width: 1024px;
}

.content-container-full {
  max-width: none;
}

/* ==================== Chat Layout ==================== */

.chat-layout {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-4);
}

.chat-messages-inner {
  max-width: var(--chat-max-width);
  margin: 0 auto;
}

.chat-input-area {
  position: sticky;
  bottom: 0;
  padding: var(--space-4);
  background: linear-gradient(to top, var(--main-bg) 80%, transparent);
}

.chat-input-wrapper {
  max-width: var(--input-max-width);
  margin: 0 auto;
}

/* ==================== Sidebar Overlay (Mobile) ==================== */

.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background-color: var(--modal-overlay);
  z-index: calc(var(--z-sidebar) - 1);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.sidebar-overlay.visible {
  display: block;
  opacity: 1;
  visibility: visible;
}

/* ==================== Mobile Toggle Button ==================== */

.mobile-menu-btn {
  display: none;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: 0;
  border-radius: var(--radius-md);
  color: var(--text-primary);
  transition: background-color var(--transition-fast);
}

.mobile-menu-btn:hover {
  background-color: var(--sidebar-hover-bg);
}

.mobile-menu-btn svg {
  width: 20px;
  height: 20px;
}

/* ==================== Sidebar Toggle Button (Desktop) ==================== */

.sidebar-toggle-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  padding: 0;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.sidebar-toggle-btn:hover {
  background-color: var(--sidebar-hover-bg);
  color: var(--text-primary);
}

.sidebar-toggle-btn svg {
  width: 18px;
  height: 18px;
}

/* Floating toggle when sidebar is collapsed */
.sidebar-toggle-floating {
  position: fixed;
  top: var(--space-3);
  left: var(--space-3);
  z-index: var(--z-fixed);
  background-color: var(--main-bg);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.app-layout.sidebar-collapsed .sidebar-toggle-floating {
  opacity: 1;
  visibility: visible;
}

/* ==================== Grid System ==================== */

.grid {
  display: grid;
  gap: var(--space-4);
}

.grid-cols-1 { grid-template-columns: repeat(1, 1fr); }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }

/* ==================== Flex Utilities ==================== */

.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-row { flex-direction: row; }
.flex-wrap { flex-wrap: wrap; }
.flex-1 { flex: 1; }
.flex-none { flex: none; }

.items-start { align-items: flex-start; }
.items-center { align-items: center; }
.items-end { align-items: flex-end; }
.items-stretch { align-items: stretch; }

.justify-start { justify-content: flex-start; }
.justify-center { justify-content: center; }
.justify-end { justify-content: flex-end; }
.justify-between { justify-content: space-between; }

.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

/* ==================== Spacing Utilities ==================== */

.p-0 { padding: 0; }
.p-1 { padding: var(--space-1); }
.p-2 { padding: var(--space-2); }
.p-3 { padding: var(--space-3); }
.p-4 { padding: var(--space-4); }
.p-6 { padding: var(--space-6); }
.p-8 { padding: var(--space-8); }

.px-0 { padding-left: 0; padding-right: 0; }
.px-1 { padding-left: var(--space-1); padding-right: var(--space-1); }
.px-2 { padding-left: var(--space-2); padding-right: var(--space-2); }
.px-3 { padding-left: var(--space-3); padding-right: var(--space-3); }
.px-4 { padding-left: var(--space-4); padding-right: var(--space-4); }
.px-6 { padding-left: var(--space-6); padding-right: var(--space-6); }

.py-0 { padding-top: 0; padding-bottom: 0; }
.py-1 { padding-top: var(--space-1); padding-bottom: var(--space-1); }
.py-2 { padding-top: var(--space-2); padding-bottom: var(--space-2); }
.py-3 { padding-top: var(--space-3); padding-bottom: var(--space-3); }
.py-4 { padding-top: var(--space-4); padding-bottom: var(--space-4); }
.py-6 { padding-top: var(--space-6); padding-bottom: var(--space-6); }

.m-0 { margin: 0; }
.m-auto { margin: auto; }
.mx-auto { margin-left: auto; margin-right: auto; }
.my-auto { margin-top: auto; margin-bottom: auto; }

.mt-1 { margin-top: var(--space-1); }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }

.mb-1 { margin-bottom: var(--space-1); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

/* ==================== Text Utilities ==================== */

.text-left { text-align: left; }
.text-center { text-align: center; }
.text-right { text-align: right; }

.text-xs { font-size: var(--font-size-xs); }
.text-sm { font-size: var(--font-size-sm); }
.text-base { font-size: var(--font-size-base); }
.text-lg { font-size: var(--font-size-lg); }
.text-xl { font-size: var(--font-size-xl); }
.text-2xl { font-size: var(--font-size-2xl); }
.text-3xl { font-size: var(--font-size-3xl); }

.font-normal { font-weight: var(--font-weight-normal); }
.font-medium { font-weight: var(--font-weight-medium); }
.font-semibold { font-weight: var(--font-weight-semibold); }
.font-bold { font-weight: var(--font-weight-bold); }

.text-primary { color: var(--text-primary); }
.text-secondary { color: var(--text-secondary); }
.text-muted { color: var(--text-muted); }
.text-accent { color: var(--accent); }

.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.line-clamp-2 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ==================== Width/Height Utilities ==================== */

.w-full { width: 100%; }
.h-full { height: 100%; }
.min-h-screen { min-height: 100vh; min-height: 100dvh; }

/* ==================== Visibility Utilities ==================== */

.hidden { display: none !important; }
.visible { visibility: visible; }
.invisible { visibility: hidden; }

.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }
.overflow-y-auto { overflow-y: auto; }
.overflow-x-hidden { overflow-x: hidden; }

/* ==================== Position Utilities ==================== */

.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }

.inset-0 { top: 0; right: 0; bottom: 0; left: 0; }
.top-0 { top: 0; }
.right-0 { right: 0; }
.bottom-0 { bottom: 0; }
.left-0 { left: 0; }