/* umail v2 — Mail UI (mobile-first, united-ai.ca design) */

/* ===== Page Fade-in ===== */
main { animation: fadeIn 200ms var(--ease-default); }
@keyframes fadeIn { from { opacity:0; transform:translateY(4px); } to { opacity:1; transform:translateY(0); } }

/* ===== Login ===== */
.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - 56px);
  padding: var(--space-md);
}
.login-card {
  width: 100%;
  max-width: 420px;
  padding: var(--space-xl) var(--space-lg);
  border: 1px solid var(--border-default);
  box-shadow: var(--glass-shadow), 0 0 40px var(--accent-glow);
}
.login-card h2 { margin-bottom: 2px; }
.login-brand { font-size: 1.5rem; font-weight: 700; margin-bottom: var(--space-xs); }
.login-brand span { color: var(--accent); }
.pass-wrapper { position: relative; }
.pass-wrapper input { padding-right: 44px; }
.pass-toggle {
  position: absolute; right: 8px; top: 50%; transform: translateY(-50%);
  background: none; border: none; color: var(--text-tertiary); cursor: pointer;
  font-size: 1.1rem; padding: 6px; line-height: 1;
}
.pass-toggle:hover { color: var(--text-secondary); }

/* ===== Nav overrides ===== */
.nav-inner { gap: var(--space-sm); }
.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}
.nav-search-wrap {
  flex: 1;
  max-width: 480px;
  margin: 0 var(--space-md);
}
.nav-search-form {
  display: flex;
  align-items: center;
  background: var(--bg-secondary);
  border: 1px solid var(--border-default);
  border-radius: 10px;
  padding: 0 var(--space-sm);
  transition: border-color var(--duration-fast);
}
.nav-search-form:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(200,151,62,0.1);
}
.nav-search-input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  color: var(--text-primary);
  font-family: var(--font-ui);
  font-size: 0.875rem;
  padding: 8px var(--space-xs);
}
.nav-search-input::placeholder { color: var(--text-quaternary); }
.nav-search-btn {
  background: none; border: none;
  color: var(--text-tertiary);
  cursor: pointer; padding: 6px;
  display: flex; align-items: center;
  transition: color var(--duration-fast);
}
.nav-search-btn:hover { color: var(--accent); }
.btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: none; border: none;
  color: var(--text-tertiary);
  font-size: 1rem;
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-default);
}
.btn-icon:hover { background: var(--bg-interactive); color: var(--text-primary); }
.nav-logout-btn { color: var(--text-tertiary); }
.nav-logout-btn:hover { color: var(--red); }

/* ===== Account Dropdown ===== */
.account-dropdown { position: relative; }
.account-dropdown-trigger {
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: 10px;
  padding: 6px 14px;
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.8125rem;
  font-family: var(--font-ui);
  transition: all var(--duration-fast) var(--ease-default);
  max-width: 220px;
}
.account-dropdown-trigger:hover { border-color: var(--accent); }
.acct-email {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.acct-chevron {
  font-size: 0.6rem;
  color: var(--text-tertiary);
  transition: transform var(--duration-fast);
}
.account-dropdown.open .acct-chevron { transform: rotate(180deg); }
.account-dropdown-menu {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  min-width: 300px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: 12px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.5);
  backdrop-filter: blur(20px);
  z-index: 200;
  padding: var(--space-xs);
  opacity: 0;
  transform: translateY(-8px);
  pointer-events: none;
  transition: opacity var(--duration-fast) var(--ease-default),
              transform var(--duration-fast) var(--ease-default);
}
.account-dropdown-menu.open {
  opacity: 1; transform: translateY(0); pointer-events: auto;
}
.account-dropdown-item {
  padding: 10px 12px;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  cursor: pointer;
  border-radius: 8px;
  transition: background var(--duration-fast);
  font-size: 0.85rem;
  color: var(--text-secondary);
}
.account-dropdown-item:hover { background: var(--bg-interactive); color: var(--text-primary); }
.account-dropdown-item.active { background: rgba(200,151,62,0.1); color: var(--accent); }
.acct-item-info { flex: 1; min-width: 0; }
.acct-item-email {
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.acct-item-label {
  font-size: 0.7rem;
  color: var(--text-tertiary);
  margin-top: 1px;
}
.acct-check { color: var(--accent); font-size: 0.85rem; }

/* ===== Mobile Hamburger + Slide Menu ===== */
.nav-hamburger {
  display: none;
  background: none; border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
  padding: var(--space-xs);
  line-height: 1;
}
.mobile-menu-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 199;
  opacity: 0; pointer-events: none;
  transition: opacity var(--duration-normal) var(--ease-default);
}
.mobile-menu-overlay.open { opacity: 1; pointer-events: auto; }
.mobile-menu {
  position: fixed; top: 0; right: 0; bottom: 0;
  width: 300px; max-width: 85vw;
  background: rgba(15,17,20,0.98);
  border-left: 1px solid var(--border-subtle);
  z-index: 200;
  transform: translateX(100%);
  transition: transform var(--duration-normal) var(--ease-default);
  display: flex; flex-direction: column;
  padding: var(--space-lg);
  overflow-y: auto;
}
.mobile-menu.open { transform: translateX(0); }
.mobile-menu-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--border-subtle);
}
.mobile-search-wrap {
  margin-bottom: var(--space-md);
}
.mobile-menu-section {
  margin-bottom: var(--space-lg);
}
.mobile-menu-section-title {
  font-size: 0.7rem; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.06em; color: var(--text-tertiary);
  margin-bottom: var(--space-sm);
}
.mobile-acct-item {
  display: flex; align-items: center; gap: var(--space-sm);
  padding: 10px 12px; border-radius: 8px; cursor: pointer;
  transition: background var(--duration-fast);
  color: var(--text-secondary); font-size: 0.9rem;
}
.mobile-acct-item:hover { background: var(--bg-interactive); }
.mobile-acct-item.active { background: rgba(200,151,62,0.1); color: var(--accent); }
.mobile-link {
  display: block; padding: 12px 0;
  color: var(--text-secondary); font-weight: 500; font-size: 1rem;
  border-bottom: 1px solid var(--border-subtle);
  transition: color var(--duration-fast);
}
.mobile-link:hover { color: var(--text-primary); }
.mobile-menu-footer { margin-top: auto; padding-top: var(--space-lg); }
.powered-by {
  font-size: 0.75rem; color: var(--text-quaternary);
  text-align: center; padding: var(--space-sm) 0;
}
.powered-by a { color: var(--accent); font-weight: 500; }

/* ===== Skeleton Loading ===== */
.skeleton {
  background: linear-gradient(90deg, var(--bg-secondary) 25%, var(--bg-elevated) 50%, var(--bg-secondary) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s ease-in-out infinite;
  border-radius: 6px;
}
.skeleton-row { height: 60px; margin-bottom: 1px; border-radius: 0; }
.skeleton-line { height: 14px; margin-bottom: var(--space-sm); width: 100%; }
.skeleton-line.short { width: 35%; }
.skeleton-line.medium { width: 60%; }
@keyframes shimmer { 0%{background-position:200% 0} 100%{background-position:-200% 0} }

/* ===== Mail Layout ===== */
.mail-layout {
  display: flex;
  flex-direction: column;
  min-height: calc(100vh - 56px);
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

/* ===== Folder Sidebar ===== */
.folder-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 49;
  opacity: 0; pointer-events: none;
  transition: opacity var(--duration-normal) var(--ease-default);
}
.folder-overlay.open { opacity: 1; pointer-events: auto; }
.folder-sidebar {
  position: fixed;
  top: 56px; left: 0; bottom: 0;
  width: 240px;
  z-index: 50;
  transform: translateX(-100%);
  transition: transform var(--duration-normal) var(--ease-default);
  background: rgba(15,17,20,0.97);
  backdrop-filter: blur(20px);
  border-right: 1px solid var(--border-subtle);
  border-radius: 0;
  padding: var(--space-md) var(--space-sm);
  overflow-y: auto;
}
.folder-sidebar.open {
  transform: translateX(0);
  box-shadow: 4px 0 24px rgba(0,0,0,0.5);
}
.folder-header {
  display: flex; align-items: center; justify-content: space-between;
  font-weight: 600; font-size: 0.7rem;
  text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--text-tertiary);
  margin-bottom: var(--space-sm);
  padding: var(--space-xs) var(--space-xs);
}
.folder-close {
  width: 28px; height: 28px; font-size: 0.8rem;
}
.folder-list { list-style: none; }
.folder-item {
  display: flex; align-items: center; justify-content: space-between;
  padding: 9px 10px; border-radius: 8px;
  cursor: pointer; font-size: 0.875rem;
  color: var(--text-secondary);
  transition: all var(--duration-fast) var(--ease-default);
  gap: var(--space-xs);
}
.folder-item:hover { background: var(--bg-interactive); color: var(--text-primary); }
.folder-item.active { background: rgba(200,151,62,0.1); color: var(--accent); }
.folder-icon-sm { font-size: 0.9rem; flex-shrink: 0; width: 20px; text-align: center; }
.folder-name { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.folder-badge {
  background: var(--accent);
  color: var(--bg-deepest);
  font-size: 0.65rem; font-weight: 700;
  padding: 2px 7px; border-radius: 10px;
  min-width: 18px; text-align: center;
  flex-shrink: 0;
}

/* ===== Mail Main ===== */
.mail-main {
  flex: 1; min-width: 0;
  display: flex; flex-direction: column;
}
.mail-toolbar {
  display: flex; align-items: center;
  gap: var(--space-xs);
  padding: var(--space-xs) var(--space-md);
  border-bottom: 1px solid var(--border-subtle);
  background: var(--bg-primary);
  position: sticky; top: 56px; z-index: 10;
  min-height: 46px;
}
.toolbar-folder-btn {
  display: flex; align-items: center; gap: 6px;
}
.folder-icon { font-size: 0.95rem; }
.toolbar-folder-label {
  font-weight: 600; font-size: 0.875rem;
}
.toolbar-spacer { flex: 1; }
.toolbar-action {
  width: 32px; height: 32px;
  display: inline-flex; align-items: center; justify-content: center;
  padding: 0;
}
.btn-icon-only {
  width: 36px; height: 36px;
  display: inline-flex; align-items: center; justify-content: center;
  padding: 0; font-size: 1.1rem;
}
.mail-empty {
  text-align: center; padding: var(--space-2xl);
  color: var(--text-tertiary);
}
.mail-pagination {
  display: flex; align-items: center; justify-content: center;
  gap: var(--space-sm); padding: var(--space-md);
}

/* ===== Message Rows v2 ===== */
.msg-row {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--border-subtle);
  min-height: 60px;
}
.msg-row-action {
  position: absolute; top: 0; right: 0; bottom: 0;
  width: 80px;
  background: var(--red);
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 0.75rem; font-weight: 600;
  letter-spacing: 0.02em;
  user-select: none;
}
.msg-row-inner {
  display: flex; align-items: center;
  gap: var(--space-sm);
  padding: 10px var(--space-md);
  cursor: pointer;
  transition: transform 0.2s ease, background var(--duration-fast);
  min-height: 60px;
  background: var(--bg-primary);
  position: relative;
  z-index: 1;
}
.msg-row-inner:hover { background: var(--bg-secondary); }
.msg-row-inner:active { background: var(--bg-elevated); }
.msg-row.unread .msg-row-inner {
  background: var(--bg-primary);
  border-left: 3px solid var(--accent);
}
.msg-row.selected .msg-row-inner {
  background: var(--bg-interactive);
  outline: 1px solid rgba(200,151,62,0.3);
}
.msg-row.swiped .msg-row-inner { transform: translateX(-80px); }
.msg-row.unread .msg-from { font-weight: 600; color: var(--text-primary); }
.msg-row.unread .msg-subject { color: var(--text-secondary); font-weight: 500; }

/* Star button in rows */
.msg-star-btn {
  flex-shrink: 0;
  background: none; border: none;
  color: var(--text-quaternary);
  cursor: pointer;
  font-size: 1rem;
  padding: 4px;
  line-height: 1;
  transition: color var(--duration-fast), transform var(--duration-fast);
  width: 24px; height: 24px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 4px;
}
.msg-star-btn:hover { color: var(--yellow); transform: scale(1.2); }
.msg-star-btn.active { color: var(--yellow); }

.msg-avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.8rem; font-weight: 600;
  color: var(--accent);
  flex-shrink: 0;
  text-transform: uppercase;
}
.msg-content { flex: 1; min-width: 0; }
.msg-from-line {
  display: flex; align-items: center; gap: 4px;
}
.msg-from {
  font-size: 0.875rem;
  color: var(--text-secondary);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.msg-subject {
  font-size: 0.8rem;
  color: var(--text-tertiary);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  margin-top: 2px;
}
.msg-date {
  flex-shrink: 0;
  font-size: 0.7rem;
  color: var(--text-tertiary);
  white-space: nowrap;
}

/* ===== Keyboard hint ===== */
.kbd-hint {
  position: fixed;
  bottom: var(--space-lg);
  left: 50%; transform: translateX(-50%);
  background: rgba(22,26,34,0.95);
  border: 1px solid var(--border-default);
  border-radius: 10px;
  padding: 8px 16px;
  display: flex; gap: var(--space-md);
  font-size: 0.75rem; color: var(--text-tertiary);
  z-index: 50;
  opacity: 0; pointer-events: none;
  transition: opacity 0.4s ease;
  backdrop-filter: blur(16px);
  white-space: nowrap;
}
.kbd-hint.visible { opacity: 1; }
.kbd-hint kbd {
  display: inline-block;
  padding: 1px 6px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-default);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-secondary);
  margin-right: 2px;
}

/* ===== Message View v2 ===== */
.message-page { padding-bottom: var(--space-md); }
.message-container { max-width: 800px; margin: 0 auto; padding: var(--space-md); }
.message-toolbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--space-xs) var(--space-md);
  border-bottom: 1px solid var(--border-subtle);
  position: sticky; top: 56px; z-index: 10;
  background: var(--bg-primary);
  gap: var(--space-sm);
}
.message-actions { display: flex; gap: var(--space-xs); flex-wrap: wrap; }
.message-view { padding: var(--space-lg); }

/* Message header */
.msg-subject-line {
  font-size: 1.25rem; font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-md);
  line-height: 1.3;
}
.msg-header-fields {
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: var(--space-sm) var(--space-md);
  margin-bottom: var(--space-md);
  background: rgba(255,255,255,0.02);
}
.msg-header-row {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 2px var(--space-sm);
  padding: 4px 0;
  font-size: 0.8rem;
  border-bottom: 1px solid var(--border-subtle);
}
.msg-header-row:last-child { border-bottom: none; }
.msg-label {
  color: var(--text-tertiary);
  font-weight: 500;
  text-align: right;
  padding-top: 2px;
}
.addr-name { color: var(--text-secondary); }
.addr-email { color: var(--text-tertiary); font-size: 0.75rem; }

/* Star action button */
.msg-star-action { font-size: 1rem; }
.msg-star-action.active { color: var(--yellow); border-color: var(--yellow); }

/* Attachments v2 */
.msg-attachments {
  margin: var(--space-md) 0;
  padding: var(--space-md);
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
}
.msg-attachments-label {
  font-size: 0.75rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.05em;
  color: var(--text-tertiary);
  margin-bottom: var(--space-sm);
}
.msg-attachments-list {
  display: flex; flex-wrap: wrap; gap: var(--space-sm);
}
.attachment-chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 14px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-default);
  border-radius: 8px;
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 0.8rem;
  transition: all var(--duration-fast);
  max-width: 240px;
}
.attachment-chip:hover {
  border-color: var(--accent);
  color: var(--text-primary);
  background: var(--bg-elevated);
}
.att-icon { font-size: 1rem; flex-shrink: 0; }
.att-name {
  flex: 1; overflow: hidden; text-overflow: ellipsis;
  white-space: nowrap;
}
.att-size { color: var(--text-tertiary); font-size: 0.7rem; flex-shrink: 0; }

/* HTML email iframe */
.msg-body-wrap { margin-top: var(--space-md); }
.msg-html-frame-wrap {
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  overflow: hidden;
  background: #fff;
}
.msg-html-frame {
  display: block;
  width: 100%;
  min-height: 200px;
  border: none;
  background: #fff;
}
.msg-text {
  white-space: pre-wrap;
  font-family: var(--font-ui);
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* Mobile sticky action bar */
.msg-action-bar {
  display: none;
  position: fixed; bottom: 0; left: 0; right: 0;
  background: rgba(15,17,20,0.95);
  backdrop-filter: blur(20px);
  border-top: 1px solid var(--border-subtle);
  padding: var(--space-sm) var(--space-md);
  gap: var(--space-sm);
  z-index: 50;
}
.msg-action-bar .btn { flex: 1; justify-content: center; }

/* ===== Compose v2 ===== */
.compose-page { padding-bottom: var(--space-md); }
.compose-toolbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--space-xs) var(--space-md);
  border-bottom: 1px solid var(--border-subtle);
  position: sticky; top: 56px; z-index: 10;
  background: var(--bg-primary);
  gap: var(--space-sm);
}
.compose-form {
  margin: var(--space-md) auto;
  max-width: 760px;
}
.compose-body-group { flex: 1; display: flex; flex-direction: column; }
.compose-textarea { min-height: 200px; flex: 1; resize: vertical; }
.compose-from-dropdown { position: relative; }
.compose-from-trigger {
  display: flex; align-items: center; justify-content: space-between;
  cursor: pointer;
}
.compose-from-menu {
  position: absolute; top: calc(100% + 4px); left: 0; right: 0;
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
  z-index: 100;
  padding: var(--space-xs);
  opacity: 0; transform: translateY(-4px);
  pointer-events: none;
  transition: opacity var(--duration-fast), transform var(--duration-fast);
}
.compose-from-menu.open { opacity: 1; transform: translateY(0); pointer-events: auto; }
.compose-from-item {
  padding: 8px 12px; border-radius: 6px;
  cursor: pointer; font-size: 0.85rem;
  color: var(--text-secondary);
  transition: background var(--duration-fast);
}
.compose-from-item:hover { background: var(--bg-interactive); }
.compose-from-item.active { color: var(--accent); }
.forward-indicator {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 0.75rem; color: var(--yellow);
  font-weight: 500;
}
.field-toggle {
  background: none; border: none;
  color: var(--accent); font-size: 0.75rem;
  cursor: pointer; font-family: var(--font-ui);
  padding: 0 4px;
}
.field-toggle:hover { color: var(--accent-l); }

/* Tag chip input */
.tag-input-wrap {
  display: flex; flex-wrap: wrap; align-items: center;
  gap: 4px;
  padding: 6px 10px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-default);
  border-radius: 8px;
  cursor: text;
  min-height: 42px;
  transition: border-color var(--duration-fast);
}
.tag-input-wrap:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(200,151,62,0.1);
}
.tag-chips { display: flex; flex-wrap: wrap; gap: 4px; }
.chip {
  display: inline-flex; align-items: center; gap: 4px;
  background: rgba(200,151,62,0.15);
  border: 1px solid rgba(200,151,62,0.3);
  color: var(--text-secondary);
  border-radius: 6px;
  padding: 2px 8px;
  font-size: 0.8rem;
  max-width: 220px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.chip-remove {
  background: none; border: none;
  color: var(--text-tertiary);
  cursor: pointer; padding: 0;
  font-size: 0.7rem; line-height: 1;
  flex-shrink: 0;
}
.chip-remove:hover { color: var(--red); }
.tag-input {
  flex: 1; min-width: 120px;
  background: none; border: none; outline: none;
  color: var(--text-primary);
  font-family: var(--font-ui);
  font-size: 0.9375rem;
  padding: 2px 4px;
}
.tag-input::placeholder { color: var(--text-tertiary); }

/* ===== Search Page ===== */
.search-page { max-width: 800px; margin: 0 auto; padding: var(--space-md); }
.search-header {
  display: flex; align-items: center; gap: var(--space-md);
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--border-subtle);
}
.search-bar-wrap {
  flex: 1; display: flex; gap: var(--space-sm);
}
.search-input {
  flex: 1;
  padding: 10px 14px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-default);
  border-radius: 8px;
  color: var(--text-primary);
  font-family: var(--font-ui);
  font-size: 0.9375rem;
  transition: border-color var(--duration-fast);
}
.search-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(200,151,62,0.1);
}
.search-meta {
  font-size: 0.8rem; color: var(--text-tertiary);
  padding: 0 0 var(--space-sm);
}

/* ===== Admin ===== */
.admin-page { max-width: 900px; margin: 0 auto; padding: var(--space-lg) var(--space-md); }
.admin-page h2 { font-size: 1.25rem; }
.admin-tabs {
  display: inline-flex;
  border: 1px solid var(--border-default);
  border-radius: 10px;
  overflow: hidden;
}
.admin-tabs .btn {
  border-radius: 0; border: none;
  padding: 8px 20px; font-size: 0.8rem;
}
.admin-tabs .btn.active {
  background: var(--accent);
  color: var(--bg-deepest);
}
.admin-tabs .btn:not(.active) {
  background: transparent;
  color: var(--text-secondary);
}
.admin-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--border-subtle);
  gap: var(--space-sm);
}
.admin-row:last-child { border-bottom: none; }
.admin-add-section {
  border-top: 1px solid var(--border-subtle);
  margin-top: var(--space-md);
  padding-top: var(--space-md);
}
.admin-add-toggle {
  display: flex; align-items: center; gap: var(--space-sm);
  cursor: pointer; color: var(--accent);
  font-size: 0.875rem; font-weight: 500;
  padding: var(--space-sm) 0;
}
.admin-add-toggle:hover { color: var(--accent-l); }
.admin-add-form { display: none; margin-top: var(--space-md); }
.admin-add-form.open { display: block; }
.admin-confirm {
  padding: var(--space-sm) var(--space-md);
  border-radius: 8px;
  background: rgba(255,68,68,0.08);
  border: 1px solid rgba(255,68,68,0.25);
  display: inline-flex; align-items: center; gap: var(--space-sm);
  font-size: 0.8rem; color: var(--red);
}

/* ===== Desktop ===== */
@media (min-width: 769px) {
  .mail-layout { flex-direction: row; }
  .folder-sidebar {
    position: static;
    width: 220px;
    flex-shrink: 0;
    transform: none;
    background: transparent;
    backdrop-filter: none;
    box-shadow: none;
    border-right: 1px solid var(--border-subtle);
  }
  .folder-overlay { display: none; }
  .folder-close { display: none; }
  .nav-hamburger { display: none; }
  .mobile-menu, .mobile-menu-overlay { display: none !important; }
  .msg-action-bar { display: none !important; }
  .compose-textarea { min-height: 300px; }
}

/* ===== Mobile ===== */
@media (max-width: 768px) {
  .nav-search-wrap { display: none; }
  .nav-hamburger { display: block; }
  .nav-actions { display: none; }
  .msg-row-inner { padding: 10px var(--space-sm); gap: var(--space-xs); }
  .msg-avatar { width: 32px; height: 32px; font-size: 0.7rem; }
  .msg-from { font-size: 0.8rem; }
  .msg-subject { font-size: 0.75rem; }
  .message-container { padding: var(--space-sm); }
  .message-view { padding: var(--space-md); }
  .compose-form { margin: var(--space-sm); }
  .compose-textarea { min-height: 40vh; }
  .message-actions { display: none; }
  .msg-action-bar { display: flex; }
  .message-page { padding-bottom: 64px; }
  .admin-page { padding: var(--space-md) var(--space-sm); }
  .grid-2 { grid-template-columns: 1fr; }
  .kbd-hint { display: none; }
  .message-toolbar { flex-wrap: wrap; gap: 4px; }
  .search-header { flex-wrap: wrap; }
  .msg-subject-line { font-size: 1rem; }
}

/* ===== Small phones ===== */
@media (max-width: 380px) {
  .msg-date { display: none; }
  .msg-avatar { width: 28px; height: 28px; font-size: 0.65rem; }
  .msg-star-btn { display: none; }
}