/**
 * Layout
 * Kingshot Alliance Tools Design System
 *
 * App shell, sidebar, scrim, topbar, main content, and background effects.
 */

/* ========================================
   APP SHELL
   ======================================== */

.app {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background: var(--bg);
}

/* ========================================
   LOADING VIEW
   ======================================== */

.loading-view {
  display: none;
}

.loading-view.active {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: var(--bg);
}

.loading-view .logo {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: var(--space-4);
}

.loading-view .logo span {
  color: var(--accent);
}

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

.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: var(--sidebar-width);
  background: var(--panel);
  border-right: 1px solid var(--stroke);
  z-index: var(--z-fixed);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  transform: translateX(-100%);
  -webkit-transform: translateX(-100%);
  transition: transform var(--duration-normal) var(--ease-out),
              width var(--duration-normal) var(--ease-out);
  -webkit-transition: -webkit-transform var(--duration-normal) var(--ease-out),
                      width var(--duration-normal) var(--ease-out);
  /* Safari performance hints */
  will-change: transform;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}

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

/* Desktop: sidebar always visible */
@media (min-width: 860px) {
  .sidebar {
    transform: translateX(0);
    -webkit-transform: translateX(0);
  }
}

/* Compact sidebar mode (icon-only) */
.sidebar.compact {
  width: 72px;
}

.sidebar.compact .sidebar-brand,
.sidebar.compact .sidebar-section-label {
  display: none;
}

.sidebar.compact .sidebar-header {
  justify-content: center;
  padding: var(--space-4);
}

.sidebar.compact .sidebar-nav {
  padding: var(--space-2);
}

.sidebar.compact .sidebar-item {
  justify-content: center;
  padding: var(--space-3);
  gap: 0;
}

.sidebar.compact .sidebar-item span:not(.sidebar-item-icon) {
  display: none;
}

.sidebar.compact .sidebar-item-icon {
  margin: 0;
}

.sidebar.compact .sidebar-footer {
  padding: var(--space-3);
}

.sidebar.compact .user-profile {
  justify-content: center;
}

.sidebar.compact .user-info {
  display: none;
}

/* Sidebar header / brand */
.sidebar-header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-height: var(--topbar-height);
  padding: 0 var(--space-5);
  border-bottom: 1px solid var(--stroke);
  flex-shrink: 0;
}

.sidebar-brand {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
}

.sidebar-brand span {
  color: var(--accent);
}

/* Sidebar navigation */
.sidebar-nav {
  flex: 1;
  padding: var(--space-3);
  overflow-y: auto;
}

.sidebar-section {
  margin-bottom: var(--space-4);
}

.sidebar-section-label {
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--faint);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: var(--space-2) var(--space-3);
}

/* Sidebar nav item */
.sidebar-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-height: var(--tap);
  padding: var(--space-2) var(--space-3);
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--muted);
  border-radius: var(--r12);
  cursor: pointer;
  transition:
    background-color var(--duration-fast) var(--ease-out),
    color var(--duration-fast) var(--ease-out);
  text-decoration: none;
}

.sidebar-item:hover {
  background: var(--surface);
  color: var(--text);
}

.sidebar-item.active {
  background: rgba(124, 92, 255, 0.15);
  color: var(--accent);
}

/* Disabled sidebar item (coming soon) */
.sidebar-item.disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

.sidebar-item .badge.muted {
  background: var(--surface-3);
  color: var(--text-muted);
  font-size: 10px;
  padding: 2px 6px;
  margin-left: auto;
}

.sidebar-item-icon {
  font-size: 1.25rem;
  width: 24px;
  text-align: center;
  flex-shrink: 0;
}

/* Sidebar item group (item + toggle button) */
.sidebar-item-group {
  display: flex;
  align-items: center;
  gap: 0;
}

.sidebar-item-group .sidebar-item {
  flex: 1;
  min-width: 0;
}

/* Submenu toggle button */
.sidebar-submenu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  padding: 0;
  margin-right: var(--space-3);
  background: var(--surface);
  border: 1px solid var(--stroke);
  border-radius: var(--r8);
  color: var(--muted);
  cursor: pointer;
  transition:
    background-color var(--duration-fast) var(--ease-out),
    border-color var(--duration-fast) var(--ease-out),
    color var(--duration-fast) var(--ease-out);
}

.sidebar-submenu-toggle:hover {
  background: var(--panel);
  border-color: var(--accent);
  color: var(--text);
}

.sidebar-submenu-toggle svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

.sidebar-submenu-toggle .submenu-chevron {
  transition: transform var(--duration-fast) var(--ease-out);
}

.sidebar-submenu-toggle[aria-expanded="true"] .submenu-chevron {
  transform: rotate(90deg);
}

/* Sidebar submenu */
.sidebar-submenu {
  display: none;
  flex-direction: column;
  margin-left: var(--space-6);
  padding-left: var(--space-3);
  border-left: 2px solid var(--stroke);
  margin-top: var(--space-1);
  margin-bottom: var(--space-2);
  overflow: hidden;
}

.sidebar-submenu.open {
  display: flex;
}

.sidebar-subitem {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-height: 36px;
  padding: var(--space-2) var(--space-3);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--muted);
  border-radius: var(--r8);
  cursor: pointer;
  transition:
    background-color var(--duration-fast) var(--ease-out),
    color var(--duration-fast) var(--ease-out);
  text-decoration: none;
}

.sidebar-subitem:hover {
  background: var(--surface);
  color: var(--text);
}

.sidebar-subitem.active {
  background: rgba(124, 92, 255, 0.15);
  color: var(--accent);
}

.sidebar-subitem .sidebar-item-icon {
  font-size: 1rem;
  width: 20px;
  flex-shrink: 0;
}

/* Compact sidebar mode: hide submenu and toggle */
.sidebar.compact .sidebar-submenu,
.sidebar.compact .sidebar-submenu-toggle {
  display: none;
}

/* Sidebar footer */
.sidebar-footer {
  padding: var(--space-4);
  border-top: 1px solid var(--stroke);
  flex-shrink: 0;
}

/* ========================================
   SCRIM (Mobile sidebar overlay)
   ======================================== */

.scrim {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  -webkit-backdrop-filter: blur(2px);
  backdrop-filter: blur(2px);
  z-index: calc(var(--z-fixed) - 1);
  opacity: 0;
  visibility: hidden;
  transition:
    opacity var(--duration-normal) var(--ease-out),
    visibility var(--duration-normal);
  /* Ensure click events work in Safari */
  -webkit-tap-highlight-color: transparent;
}

.scrim.active {
  opacity: 1;
  visibility: visible;
}

/* Desktop: hide scrim */
@media (min-width: 860px) {
  .scrim {
    display: none;
  }
}

/* ========================================
   TOPBAR
   ======================================== */

.topbar {
  position: sticky;
  top: 0;
  height: var(--topbar-height);
  width: 100%;
  padding: 0;
  background: var(--panel);
  border-bottom: 1px solid var(--stroke);
  z-index: var(--z-sticky);
  transition: padding-left var(--duration-normal) var(--ease-out);
}

.topbar-inner {
  display: -webkit-flex;
  display: flex;
  -webkit-align-items: center;
  align-items: center;
  gap: var(--space-4);
  height: 100%;
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-4);
  /* Ensure consistent flex behavior */
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
}

/* Desktop: add left padding for sidebar */
@media (min-width: 860px) {
  .topbar {
    padding-left: var(--sidebar-width);
  }

  /* Adjust for compact sidebar */
  .topbar.compact-sidebar {
    padding-left: 72px;
  }

  .topbar-inner {
    padding: 0 var(--space-6);
  }
}

/* Menu toggle button - always visible for sidebar toggle */
.topbar-menu-toggle {
  display: -webkit-flex;
  display: flex;
  -webkit-flex-shrink: 0;
  flex-shrink: 0;
  position: relative;
  z-index: 10; /* Ensure button is above other topbar elements */
}

.topbar-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  /* Explicit flex properties for Safari compatibility */
  -webkit-flex: 1 1 0%;
  flex: 1 1 0%;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.topbar-actions {
  display: -webkit-flex;
  display: flex;
  -webkit-align-items: center;
  align-items: center;
  gap: var(--space-2);
  -webkit-flex-shrink: 0;
  flex-shrink: 0;
  /* Prevent content from being squished */
  -webkit-flex-grow: 0;
  flex-grow: 0;
}

/* Mobile: reduce topbar spacing to prevent overflow */
@media (max-width: 640px) {
  .topbar-inner {
    gap: var(--space-2);
    padding: 0 var(--space-3);
  }

  .topbar-actions {
    gap: var(--space-1);
  }

  .topbar-title {
    font-size: 0.9375rem;
  }

  /* Hide alliance badge on very small screens */
  #userAlliance {
    display: none;
  }
}

/* Portrait mode on mobile - aggressive space saving to prevent hamburger menu overlap */
@media (max-width: 480px) {
  .topbar-inner {
    gap: 4px;
    padding: 0 8px;
  }

  .topbar-actions {
    gap: 4px;
  }

  .topbar-title {
    font-size: 0.875rem;
    max-width: 100px;
    /* Prevent title from expanding over menu button */
    -webkit-flex: 0 1 100px;
    flex: 0 1 100px;
  }

  /* Ensure menu toggle is clickable with proper touch target */
  .topbar-menu-toggle {
    min-width: var(--tap);
    min-height: var(--tap);
  }

  /* Hide primary character badge on portrait */
  #primaryCharacterBadge {
    display: none !important;
  }

  /* Make logout button icon-only on portrait */
  .topbar-actions .btn {
    min-width: auto;
    padding: 6px 8px;
    font-size: 0;
  }

  .topbar-actions .btn::before {
    content: "⎋";
    font-size: 1.25rem;
  }
}

/* ========================================
   MAIN CONTENT AREA
   ======================================== */

.main {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  transition: margin-left var(--duration-normal) var(--ease-out);
}

/* Desktop: add left margin for sidebar */
@media (min-width: 860px) {
  .main {
    margin-left: var(--sidebar-width);
  }

  /* Adjust for compact sidebar */
  .main.compact-sidebar {
    margin-left: 72px;
  }
}

.main-content {
  flex: 1;
  padding: var(--space-4);
  max-width: var(--container-max);
  width: 100%;
  margin: 0 auto;
}

@media (min-width: 860px) {
  .main-content {
    padding: var(--space-6);
  }
}

/* ========================================
   PAGE HEADER
   ======================================== */

.page-header {
  margin-bottom: var(--space-6);
}

.page-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: var(--space-2);
}

@media (min-width: 860px) {
  .page-title {
    font-size: 2rem;
  }
}

.page-description {
  font-size: 1rem;
  color: var(--muted);
}

/* ========================================
   BACKGROUND GLOW EFFECT
   ======================================== */

.bg-glow {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  z-index: var(--z-base);
  overflow: hidden;
}

.bg-glow::before {
  content: '';
  position: absolute;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 120%;
  height: 60%;
  background: radial-gradient(
    ellipse at center,
    rgba(124, 92, 255, 0.15) 0%,
    rgba(34, 211, 238, 0.05) 40%,
    transparent 70%
  );
  filter: blur(60px);
}

.bg-glow::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  height: 50%;
  background: radial-gradient(
    ellipse at center,
    rgba(124, 92, 255, 0.08) 0%,
    transparent 60%
  );
  filter: blur(80px);
}

/* Light theme: adjust glow colors */
html[data-theme="light"] .bg-glow::before {
  background: radial-gradient(
    ellipse at center,
    rgba(107, 70, 229, 0.08) 0%,
    rgba(34, 211, 238, 0.03) 40%,
    transparent 70%
  );
}

html[data-theme="light"] .bg-glow::after {
  background: radial-gradient(
    ellipse at center,
    rgba(107, 70, 229, 0.05) 0%,
    transparent 60%
  );
}

/* ========================================
   CONTAINER
   ======================================== */

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

/* ========================================
   GRID LAYOUTS
   ======================================== */

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

.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);
}

/* Auto-fit responsive grid */
.grid-auto {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

/* ========================================
   CENTERED LAYOUT (for auth pages, etc.)
   ======================================== */

.centered-layout {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
}

.centered-card {
  width: 100%;
  max-width: 420px;
}

/* ========================================
   FOOTER
   ======================================== */

.footer {
  padding: var(--space-6) var(--space-4);
  text-align: center;
  color: var(--faint);
  font-size: 0.875rem;
  border-top: 1px solid var(--stroke);
}

/* Desktop: add left padding for sidebar */
@media (min-width: 860px) {
  .footer {
    padding-left: calc(var(--sidebar-width) + var(--space-4));
  }
}

.footer a {
  color: var(--accent);
}