/**
 * CA Assist - Proprietary Software
 * Copyright (c) 2026 Sana Shahzad. All rights reserved.
 * Layout & Shell Styles
 */

#app-root {
  display: flex;
  min-height: 100vh;
  flex-direction: column;
}

/* Update Banner */
#update-banner {
  background-color: var(--color-gold-500);
  color: #141311;
  padding: var(--space-2) var(--space-4);
  font-size: var(--font-size-sm);
  font-weight: 600;
  display: none;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 2500;
}

#update-banner.show {
  display: flex;
}

/* Offline indicator */
#offline-banner {
  background-color: var(--color-neutral-800);
  color: var(--color-neutral-100);
  padding: 4px var(--space-4);
  font-size: var(--font-size-xs);
  text-align: center;
  display: none;
}

#offline-banner.show {
  display: block;
}

/* Top App Header */
.app-header {
  height: var(--header-height);
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-inline: var(--space-4);
  position: sticky;
  top: 0;
  z-index: 100;
}

.brand-wrapper {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--text-main);
}

.brand-logo {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
}

.brand-title {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.1;
}

.brand-subtitle {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

/* Layout Container */
.layout-container {
  display: flex;
  flex: 1;
  width: 100%;
}

/* Desktop Sidebar */
.app-sidebar {
  width: var(--sidebar-width);
  background-color: var(--bg-surface);
  border-inline-end: 1px solid var(--border-subtle);
  display: none;
  flex-direction: column;
  padding-block: var(--space-4);
  position: sticky;
  top: var(--header-height);
  height: calc(100vh - var(--header-height));
  overflow-y: auto;
}

@media (min-width: 900px) {
  .app-sidebar {
    display: flex;
  }
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding-inline: var(--space-3);
  flex: 1;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 0.625rem 0.875rem;
  border-radius: var(--radius-md);
  color: var(--text-muted);
  font-weight: 600;
  font-size: var(--font-size-sm);
  transition: all var(--transition-fast);
  text-decoration: none;
}

.nav-item svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.nav-item:hover {
  background-color: var(--bg-surface-subtle);
  color: var(--text-main);
  text-decoration: none;
}

.nav-item.active {
  background-color: var(--color-primary-light);
  color: var(--color-primary);
}

.nav-badge {
  margin-inline-start: auto;
  font-size: var(--font-size-xs);
  padding: 0.15rem 0.45rem;
}

/* Sidebar Footer */
.sidebar-footer {
  padding: var(--space-4) var(--space-4) 0;
  border-top: 1px solid var(--border-subtle);
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  text-align: center;
}

/* Mobile Bottom Navigation */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--bottom-nav-height);
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-around;
  z-index: 100;
  padding-bottom: env(safe-area-inset-bottom);
}

@media (min-width: 900px) {
  .bottom-nav {
    display: none;
  }
}

.bottom-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  flex: 1;
  height: 100%;
  color: var(--text-muted);
  font-size: 0.6875rem;
  font-weight: 600;
  text-decoration: none;
  padding: 4px;
}

.bottom-nav-item svg {
  width: 22px;
  height: 22px;
}

.bottom-nav-item.active {
  color: var(--color-primary);
}

/* Main Content Area */
.main-content {
  flex: 1;
  padding: var(--space-4);
  max-width: var(--max-content-width);
  margin-inline: auto;
  width: 100%;
  padding-bottom: calc(var(--bottom-nav-height) + var(--space-6));
}

@media (min-width: 900px) {
  .main-content {
    padding: var(--space-6) var(--space-8);
    padding-bottom: var(--space-10);
  }
}

/* Page Header */
.page-header {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-block-end: var(--space-6);
}

@media (min-width: 640px) {
  .page-header {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.page-title {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--text-main);
}

.page-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
}

/* App Footer (present on every screen) */
.app-footer {
  margin-top: auto;
  padding-block: var(--space-6);
  border-top: 1px solid var(--border-subtle);
  color: var(--text-muted);
  font-size: var(--font-size-xs);
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  align-items: center;
  justify-content: center;
}

.app-footer a {
  color: var(--text-muted);
}
.app-footer a:hover {
  color: var(--color-primary);
}


/* "More" menu on phones */
button.bottom-nav-item { background: none; border: 0; font-family: inherit; cursor: pointer; }
.more-sheet {
  position: fixed;
  inset-inline: 12px;
  bottom: calc(var(--bottom-nav-height) + 10px + env(safe-area-inset-bottom, 0px));
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.18);
  padding: 8px;
  z-index: 110;
  display: grid;
  gap: 2px;
}
.more-sheet[hidden] { display: none; }
.more-item {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 48px;
  padding: 10px 12px;
  border-radius: 12px;
  font-weight: 600;
  color: inherit;
  text-decoration: none;
}
.more-item svg { width: 22px; height: 22px; flex: none; color: var(--color-primary); }
.more-item:hover, .more-item.active { background: var(--bg-surface-subtle); color: var(--color-primary); }
@media (min-width: 900px) { .more-sheet, #more-btn { display: none !important; } }