/* Qdnx Mail Redesign Stylesheet */

/* Fonts & Reset */
:root {
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  
  /* Dark Theme Variables (Default) */
  --bg-app: #101113;
  --bg-sidebar: #17191d;
  --bg-card: rgba(34, 37, 42, 0.82);
  --bg-card-hover: rgba(45, 49, 55, 0.95);
  --bg-input: #202329;
  --bg-hover: rgba(255, 255, 255, 0.05);
  --bg-active: rgba(74, 139, 92, 0.15);
  
  --border-color: rgba(255, 255, 255, 0.09);
  --border-color-strong: rgba(255, 255, 255, 0.18);
  
  --text-primary: #f5f2ed;
  --text-secondary: #b8b5ad;
  --text-muted: #85817a;
  
  --color-accent: #4a8b5c;
  --color-accent-hover: #3d7449;
  --color-accent-soft: rgba(74, 139, 92, 0.16);
  --color-accent-text: #7fbf8e;

  --color-blue: #8b93a1;
  --color-blue-soft: rgba(139, 147, 161, 0.14);
  
  --color-danger: #ef4444;
  --color-danger-hover: #dc2626;
  --color-danger-soft: rgba(239, 68, 68, 0.1);
  
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.35);
  --shadow-md: 0 8px 18px rgba(0, 0, 0, 0.22);
  --shadow-lg: 0 16px 34px rgba(0, 0, 0, 0.28);
  --shadow-xl: 0 28px 70px rgba(0, 0, 0, 0.42);
  
  --transition-fast: 120ms ease;
  --transition-base: 180ms ease;

  --sidebar-width: 228px;
}

/* Light Theme Variables */
body.light-theme {
  --bg-app: #f4f6f9;
  --bg-sidebar: #ffffff;
  --bg-card: rgba(255, 255, 255, 0.85);
  --bg-card-hover: rgba(243, 244, 246, 0.95);
  --bg-input: #ffffff;
  --bg-hover: rgba(0, 0, 0, 0.04);
  --bg-active: rgba(47, 107, 63, 0.08);
  
  --border-color: rgba(0, 0, 0, 0.08);
  --border-color-strong: rgba(0, 0, 0, 0.16);
  
  --text-primary: #1f2937;
  --text-secondary: #4b5563;
  --text-muted: #9ca3af;
  
  --color-accent: #2f6b3f;
  --color-accent-hover: #245530;
  --color-accent-soft: rgba(47, 107, 63, 0.08);
  --color-accent-text: #245530;

  --color-blue: #64748b;
  --color-blue-soft: rgba(100, 116, 139, 0.08);
  
  --color-danger: #dc2626;
  --color-danger-hover: #b91c1c;
  --color-danger-soft: rgba(220, 38, 38, 0.08);
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-app);
  color: var(--text-primary);
  height: 100vh;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

button,
input,
select,
textarea {
  font: inherit;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

a {
  color: var(--color-accent);
  text-decoration: none;
}
a:hover {
  color: var(--color-accent-hover);
  text-decoration: underline;
}

/* Utilities */
.hidden {
  display: none !important;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: var(--border-color-strong);
  border-radius: 999px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* App Container Layout */
.app-container {
  display: flex;
  height: 100vh;
  width: 100vw;
}

/* Sidebar Styling */
.sidebar {
  width: var(--sidebar-width);
  background-color: var(--bg-sidebar);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  z-index: 10;
  box-shadow: inset -1px 0 0 rgba(255, 255, 255, 0.02);
}

.sidebar-header {
  padding: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}

.brand-mark {
  background-color: var(--color-accent);
  color: #ffffff;
  width: 26px;
  height: 26px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.brand-mark i {
  width: 14px;
  height: 14px;
}

.brand-mark-logo {
  background-color: transparent;
  width: auto;
  height: auto;
}

.brand-name {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0;
  color: var(--text-primary);
}

.btn-compose {
  margin: 0 12px 16px 12px;
  padding: 9px;
  border-radius: 4px;
  border: none;
  background-color: var(--color-accent);
  color: #ffffff;
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.btn-compose:hover {
  background-color: var(--color-accent-hover);
}

.btn-compose i {
  width: 16px;
  height: 16px;
}

.sidebar-nav {
  flex: 1;
  padding: 0 12px;
  overflow-y: auto;
}

.nav-section-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  padding: 12px 10px 6px 10px;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 10px;
  border-radius: 4px;
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 1px;
}

.nav-link:hover {
  background-color: var(--bg-hover);
  color: var(--text-primary);
}

.nav-link.active {
  background-color: var(--bg-active);
  color: var(--color-accent-text);
  font-weight: 600;
}

.nav-link i {
  width: 15px;
  height: 15px;
}

.nav-link .badge {
  margin-left: auto;
  background-color: var(--color-accent-soft);
  color: var(--color-accent-text);
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
}

.sidebar-footer {
  position: relative;
  padding: 8px 10px;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: rgba(0, 0, 0, 0.1);
}

.user-profile {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  flex: 1;
  background: transparent;
  border: none;
  padding: 4px;
  margin: -4px;
  border-radius: 4px;
  text-align: left;
  cursor: pointer;
}

.user-profile:hover {
  background-color: var(--bg-hover);
}

.account-switcher-caret {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  color: var(--text-muted);
}

.account-switcher-menu {
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: calc(100% + 6px);
  background-color: var(--bg-sidebar);
  border: 1px solid var(--border-color-strong);
  border-radius: 5px;
  box-shadow: var(--shadow-lg);
  padding: 6px;
  z-index: 50;
}

.account-switcher-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  padding: 6px 8px 4px 8px;
}

.account-switcher-item {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 7px 8px;
  border-radius: 4px;
  border: none;
  background: transparent;
  color: var(--text-primary);
  font-size: 13px;
  text-align: left;
  cursor: pointer;
}

.account-switcher-item:hover {
  background-color: var(--bg-hover);
}

.account-switcher-item.active {
  background-color: var(--bg-active);
  color: var(--color-accent-text);
  font-weight: 600;
}

.account-switcher-item .avatar {
  width: 24px;
  height: 24px;
  font-size: 11px;
}

.account-switcher-item-info {
  min-width: 0;
  flex: 1;
  overflow: hidden;
}

.account-switcher-item-name {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.account-switcher-item-email {
  font-size: 11px;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.account-switcher-remove {
  flex-shrink: 0;
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 4px;
  border-radius: 4px;
  cursor: pointer;
  display: flex;
}

.account-switcher-remove:hover {
  background-color: var(--color-danger-soft);
  color: var(--color-danger);
}

.account-switcher-remove i {
  width: 13px;
  height: 13px;
}

.account-switcher-add {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 7px 8px;
  margin-top: 4px;
  border-radius: 4px;
  border: none;
  border-top: 1px solid var(--border-color);
  background: transparent;
  color: var(--text-secondary);
  font-size: 13px;
  font-family: inherit;
  cursor: pointer;
}

.account-switcher-add:hover {
  background-color: var(--bg-hover);
  color: var(--text-primary);
}

.account-switcher-add i {
  width: 14px;
  height: 14px;
}

.account-switcher-empty {
  padding: 8px;
  font-size: 12px;
  color: var(--text-muted);
}

.avatar {
  width: 28px;
  height: 28px;
  border-radius: 999px;
  background-color: var(--color-accent);
  color: #ffffff;
  font-weight: 700;
  font-size: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.user-info {
  min-width: 0;
}

.user-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.user-email {
  font-size: 11px;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Workspace Layout */
.workspace {
  flex: 1;
  display: flex;
  overflow: hidden;
  position: relative;
  background-color: var(--bg-app);
}

/* List Pane */
.pane-list {
  width: 400px;
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  background-color: rgba(0, 0, 0, 0.05);
  flex-shrink: 0;
}

.pane-header {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  gap: 8px;
  background-color: var(--bg-app);
}

.search-bar {
  position: relative;
  display: flex;
  align-items: center;
  width: 100%;
}

.search-bar input {
  width: 100%;
  padding: 10px 36px;
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: 5px;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 13px;
}

.search-bar input:focus {
  border-color: var(--color-accent);
  outline: none;
  box-shadow: 0 0 0 2px var(--color-accent-soft);
}

.search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 15px;
  height: 15px;
  color: var(--text-muted);
  pointer-events: none;
}

.btn-clear-search {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  display: flex;
  align-items: center;
}
.btn-clear-search:hover {
  color: var(--text-primary);
  background-color: var(--bg-hover);
}
.btn-clear-search i {
  width: 14px;
  height: 14px;
}

.filter-bar {
  display: flex;
  gap: 8px;
}

.alias-select-filter {
  flex: 1;
  padding: 8px 10px;
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: 5px;
  color: var(--text-secondary);
  font-family: inherit;
  font-size: 12px;
  cursor: pointer;
  outline: none;
}

.alias-select-filter:focus {
  border-color: var(--color-accent);
}

/* Email List Scrollable Container */
.email-list {
  flex: 1;
  overflow-y: auto;
  padding: 4px 6px;
}

.list-placeholder {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-muted);
  font-size: 13px;
}

/* Email Row Item (compact, single line) */
.email-card {
  display: flex;
  align-items: center;
  gap: 8px;
  background-color: transparent;
  border: 1px solid transparent;
  border-radius: 4px;
  padding: 6px 10px;
  margin-bottom: 1px;
  cursor: pointer;
  position: relative;
  user-select: none;
  white-space: nowrap;
}

.email-card:hover {
  background-color: var(--bg-card-hover);
  border-color: var(--border-color);
}

.email-card.active {
  background-color: var(--bg-card-hover);
  border-color: var(--color-accent);
}

.email-card.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 3px;
  background-color: var(--color-accent);
  border-radius: 0 4px 4px 0;
}

.email-card.unread {
  font-weight: 600;
}

.email-card-dot {
  flex-shrink: 0;
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background-color: var(--color-accent);
  opacity: 0;
}

.email-card.unread .email-card-dot {
  opacity: 1;
}

.email-card-sender {
  font-size: 12.5px;
  color: var(--text-primary);
  flex: 0 0 130px;
  max-width: 130px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.email-card.unread .email-card-sender {
  color: #ffffff;
}
body.light-theme .email-card.unread .email-card-sender {
  color: #000000;
}

.email-card-subject-line {
  flex: 1 1 auto;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.email-card-subject {
  font-size: 12.5px;
  color: var(--text-primary);
}

.email-card-excerpt {
  font-size: 12.5px;
  color: var(--text-secondary);
  font-weight: normal;
}

.email-card-date {
  flex-shrink: 0;
  font-size: 11px;
  color: var(--text-muted);
  white-space: nowrap;
}

/* Detail Pane (Email reader) */
.pane-detail {
  flex: 1;
  display: flex;
  flex-direction: column;
  background-color: var(--bg-app);
}

.detail-empty {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  gap: 16px;
  padding: 40px;
  text-align: center;
}

.empty-state-icon {
  background-color: var(--bg-hover);
  width: 64px;
  height: 64px;
  border-radius: 5px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
}

.empty-state-icon i {
  width: 32px;
  height: 32px;
}

.detail-empty h3 {
  color: var(--text-primary);
  font-weight: 600;
  font-size: 16px;
}

.detail-empty p {
  font-size: 13px;
  max-width: 320px;
}

/* Email detail view active content */
.detail-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.detail-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-color);
  background-color: var(--bg-card);
}

.subject-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 20px;
}

.email-subject {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.35;
  letter-spacing: -0.01em;
}

.email-actions {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}

.btn-action {
  background-color: var(--bg-hover);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-family: inherit;
  font-size: 12px;
  font-weight: 600;
  padding: 8px 12px;
  border-radius: 5px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.btn-action:hover {
  background-color: var(--bg-hover);
  color: var(--text-primary);
  border-color: var(--border-color-strong);
}

.btn-action.btn-danger:hover {
  background-color: var(--color-danger-soft);
  color: var(--color-danger);
  border-color: var(--color-danger);
}

.btn-action i {
  width: 14px;
  height: 14px;
}

.meta-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.sender-avatar {
  width: 40px;
  height: 40px;
  border-radius: 999px;
  background-color: var(--color-blue-soft);
  color: var(--color-blue);
  font-size: 15px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.meta-info {
  flex: 1;
  min-width: 0;
  font-size: 13px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.sender-name {
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sender-name b {
  font-weight: 600;
}

.receiver-name {
  color: var(--text-secondary);
  font-size: 12px;
}

.meta-info .label {
  color: var(--text-muted);
}

.date-info {
  font-size: 12px;
  color: var(--text-muted);
}

.detail-body {
  flex: 1;
  overflow-y: auto;
  padding: 30px 24px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-primary);
  white-space: pre-wrap;
  word-break: break-word;
  background-color: var(--bg-app);
}

.detail-body.has-html {
  padding: 0;
}

.email-html-frame {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
  background: #ffffff;
}

/* Modals Overlay Base */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(8, 9, 11, 0.6);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-container {
  background-color: var(--bg-sidebar);
  border: 1px solid var(--border-color);
  border-radius: 5px;
  width: min(600px, 100%);
  max-height: calc(100vh - 40px);
  box-shadow: var(--shadow-xl);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.modal-header {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-header h2 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
}

.modal-header-actions {
  display: flex;
  gap: 8px;
}

.btn-icon {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 6px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.btn-icon i {
  width: 18px;
  height: 18px;
}

.modal-body {
  padding: 18px;
  overflow-y: auto;
  flex: 1;
}

/* Forms general styling inside Modals/Auth */
form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
}

input[type="text"],
input[type="email"],
input[type="password"],
textarea,
select {
  width: 100%;
  padding: 10px 12px;
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: 5px;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 13px;
  outline: none;
}

input:focus,
textarea:focus,
select:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 2px var(--color-accent-soft);
}

textarea {
  resize: vertical;
}

.help-text {
  font-size: 11px;
  color: var(--text-muted);
}

/* Custom Compose Modal specific formatting */
.compose-modal {
  width: min(780px, 100%);
}

.compose-row {
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
  padding: 8px 0;
  gap: 12px;
}

.compose-label {
  width: 60px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
}

.compose-row input,
.compose-row select {
  border: none;
  background: transparent;
  padding: 6px 0;
  font-size: 13px;
}

.compose-row input:focus,
.compose-row select:focus {
  box-shadow: none;
}

.compose-sender-fields {
  display: flex;
  align-items: center;
  flex: 1;
  gap: 6px;
}

.prefix-input-group {
  display: flex;
  align-items: center;
}

.prefix-input-group input {
  width: 150px;
  text-align: right;
  font-weight: 600;
  color: var(--color-accent-text);
  border-bottom: 1px dashed var(--border-color-strong) !important;
}

.prefix-input-group .dot {
  font-weight: 700;
  color: var(--color-accent-text);
  margin-left: 2px;
}

#compose-sender-base {
  flex: 1;
  font-weight: 500;
  cursor: pointer;
}

.recipient-input-wrapper {
  flex: 1;
  position: relative;
}

.recipient-input-wrapper input {
  width: 100%;
}

.compose-body-wrapper {
  margin-top: 12px;
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 280px;
}

#compose-body {
  flex: 1;
  min-height: 240px;
  border: none;
  background: transparent;
  padding: 10px 0;
  font-size: 14px;
  line-height: 1.6;
}

#compose-body:focus {
  box-shadow: none;
}

.compose-footer {
  display: flex;
  gap: 10px;
  margin-top: 16px;
  border-top: 1px solid var(--border-color);
  padding-top: 16px;
}

/* Button styles */
.btn-primary {
  background-color: var(--color-accent);
  color: #ffffff;
  border: none;
  border-radius: 5px;
  padding: 10px 20px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn-primary:hover {
  background-color: var(--color-accent-hover);
}

.btn-primary i {
  width: 14px;
  height: 14px;
}

.btn-secondary {
  background-color: var(--bg-hover);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  border-radius: 5px;
  padding: 10px 20px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}

.btn-secondary:hover {
  background-color: var(--border-color);
}

.btn-danger {
  background-color: var(--color-danger-soft);
  border: 1px solid var(--color-danger);
  color: var(--color-danger);
}

.btn-danger:hover {
  background-color: var(--color-danger);
  color: #ffffff;
}

.btn-block {
  width: 100%;
}

/* Auth Cards Panel */
.auth-container {
  display: flex;
  min-height: 100vh;
  width: 100vw;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background-color: var(--bg-app);
}

.auth-card {
  width: 100%;
  max-width: 440px;
  background-color: var(--bg-sidebar);
  border: 1px solid var(--border-color);
  border-radius: 5px;
  padding: 34px 30px;
  box-shadow: var(--shadow-xl);
}

.auth-header {
  text-align: center;
  margin-bottom: 30px;
}

.auth-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}

.auth-brand .brand-mark {
  width: auto;
  height: auto;
  border-radius: 5px;
}

.auth-brand h1 {
  font-size: 24px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.03em;
}

.auth-subtitle {
  font-size: 13px;
  color: var(--text-secondary);
}

.input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.input-wrapper input {
  padding-left: 38px;
}

.input-wrapper i {
  position: absolute;
  left: 12px;
  width: 16px;
  height: 16px;
  color: var(--text-muted);
}

.auth-footer {
  text-align: center;
  margin-top: 24px;
  font-size: 13px;
  color: var(--text-secondary);
}

.alert {
  padding: 12px 14px;
  border-radius: 5px;
  font-size: 12px;
  margin-bottom: 20px;
  line-height: 1.45;
  border: 1px solid transparent;
}

.alert.alert-danger {
  background-color: var(--color-danger-soft);
  color: var(--color-danger);
  border-color: rgba(239, 68, 68, 0.2);
}

.alert.alert-success {
  background-color: var(--color-accent-soft);
  color: var(--color-accent-text);
  border-color: var(--color-accent-soft);
}

/* Suggestions grid on signup */
.alias-suggestions-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  max-height: 140px;
  overflow-y: auto;
  border: 1px solid var(--border-color);
  border-radius: 5px;
  padding: 10px;
  background-color: rgba(0, 0, 0, 0.1);
}

.alias-suggestions-grid label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: normal;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
}

.alias-suggestions-grid label:hover {
  background-color: var(--bg-hover);
  color: var(--text-primary);
}

.alias-suggestions-grid input[type="checkbox"] {
  accent-color: var(--color-accent);
}

.muted-text {
  color: var(--text-muted);
  font-size: 12px;
}

.label-optional {
  font-weight: 400;
  color: var(--text-muted);
  text-transform: none;
}

.signup-preview-box {
  border: 1px solid var(--border-color);
  border-radius: 4px;
  padding: 10px 12px;
  background-color: var(--bg-input);
}

.signup-preview-label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.signup-preview-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.signup-preview-list li {
  font-size: 13px;
  color: var(--text-primary);
  font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
}

.signup-preview-domain {
  color: var(--text-muted);
}

.signup-preview-empty {
  font-family: var(--font-family) !important;
  color: var(--text-muted) !important;
  font-size: 12px !important;
}

/* Autocomplete dropdown dropdown */
.autocomplete-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background-color: var(--bg-sidebar);
  border: 1px solid var(--border-color-strong);
  border-radius: 5px;
  max-height: 200px;
  overflow-y: auto;
  z-index: 50;
  box-shadow: var(--shadow-lg);
  margin-top: 4px;
}

.autocomplete-item {
  padding: 8px 12px;
  cursor: pointer;
  font-size: 12px;
  display: flex;
  flex-direction: column;
}

.autocomplete-item:hover {
  background-color: var(--bg-hover);
}

.autocomplete-item .contact-item-name {
  font-weight: 600;
  color: var(--text-primary);
}

.autocomplete-item .contact-item-email {
  color: var(--text-muted);
  font-size: 11px;
}

/* Tab systems inside modals */
.tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 18px;
  padding: 4px;
  border: 1px solid var(--border-color);
  border-radius: 5px;
  background: var(--bg-input);
  overflow-x: auto;
}

.tab-btn, .tab-btn-admin {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  padding: 8px 12px;
  cursor: pointer;
  position: relative;
  white-space: nowrap;
  border-radius: 4px;
}

.tab-btn:hover, .tab-btn-admin:hover {
  color: var(--text-primary);
}

.tab-btn.active, .tab-btn-admin.active {
  color: var(--color-accent-text);
  background: var(--color-accent-soft);
}

.tab-btn.active::after, .tab-btn-admin.active::after {
  content: none;
}

.info-box {
  background-color: var(--color-blue-soft);
  color: var(--text-primary);
  border: 1px solid var(--border-color-strong);
  border-radius: 5px;
  padding: 12px;
  font-size: 12px;
  line-height: 1.45;
  margin-bottom: 20px;
}

.section-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 24px 0 10px 0;
}

/* Table layouts styling */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  border: 1px solid var(--border-color);
  border-radius: 5px;
  margin-bottom: 20px;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 12px;
}

.data-table th {
  background-color: rgba(0,0,0,0.1);
  color: var(--text-muted);
  font-weight: 600;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-color);
  text-transform: uppercase;
  font-size: 10px;
  letter-spacing: 0.05em;
}

.data-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-secondary);
}

.data-table tbody tr:last-child td {
  border-bottom: none;
}

.data-table tbody tr:hover td {
  background-color: var(--bg-hover);
  color: var(--text-primary);
}

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

.card-form-section {
  border: 1px solid var(--border-color);
  border-radius: 5px;
  padding: 16px;
  background-color: rgba(0, 0, 0, 0.1);
  margin-bottom: 16px;
}

.card-form-section h4 {
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-primary);
}

.card-form-section p {
  font-size: 11px;
  margin-bottom: 12px;
}

.inline-form {
  display: flex;
  align-items: center;
  gap: 8px;
}

.inline-form input {
  flex: 1;
}

.domain-suffix {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
}

.alias-prefix-form {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 8px;
}

.prefix-builder {
  display: flex;
  align-items: center;
  flex: 1;
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: 5px;
  padding: 0 10px;
}

.prefix-builder input {
  border: none;
  background: transparent;
  padding: 8px 0;
  font-weight: 600;
  color: var(--color-accent-text);
  width: 120px;
}
.prefix-builder input:focus {
  box-shadow: none;
}

.prefix-builder .dot {
  font-weight: 700;
  color: var(--color-accent-text);
  margin: 0 4px;
}

.prefix-builder select {
  border: none;
  background: transparent;
  flex: 1;
  padding: 8px 0;
}
.prefix-builder select:focus {
  box-shadow: none;
}

/* Contacts Layout */
.split-modal-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 20px;
  height: 420px;
}

.modal-list-side {
  border-right: 1px solid var(--border-color);
  padding-right: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  overflow: hidden;
}

.modal-list-side .search-bar input {
  padding-top: 8px;
  padding-bottom: 8px;
}

.contacts-list {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.contact-card {
  padding: 8px 10px;
  border-radius: 5px;
  cursor: pointer;
  border: 1px solid transparent;
}

.contact-card:hover {
  background-color: var(--bg-hover);
}

.contact-card.active {
  background-color: var(--bg-active);
  border-color: var(--color-accent);
}

.contact-name-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
}

.contact-email-label {
  font-size: 11px;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.modal-form-side {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.modal-form-side h3 {
  font-size: 14px;
  font-weight: 600;
}

.form-actions-row {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}

/* Settings Form Formatting */
.settings-section {
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 24px;
  margin-bottom: 24px;
}

.settings-section:last-child {
  border-bottom: none;
  padding-bottom: 0;
  margin-bottom: 0;
}

.settings-section h3 {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.settings-section p {
  margin-bottom: 12px;
}

.profile-details-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  background-color: rgba(0, 0, 0, 0.1);
  padding: 16px;
  border-radius: 5px;
  font-size: 12px;
}

.form-group-inline {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
}

.form-group-inline label {
  display: none;
}

.form-group-inline input {
  flex: 1;
}

.toggle-row {
  display: flex;
  align-items: flex-start;
  justify-content: flex-start;
  text-align: left;
  gap: 8px;
  padding: 10px 12px;
  margin-bottom: 12px;
  background-color: transparent;
  border-radius: 5px;
  font-size: 12px;
  color: #000000;
  cursor: pointer;
}

.toggle-row input {
  margin-top: 2px;
  flex-shrink: 0;
}

.mail-client-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  background-color: rgba(0, 0, 0, 0.1);
  padding: 16px;
  border-radius: 5px;
  font-size: 12px;
}

.mail-client-grid div {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.mail-client-grid b {
  color: var(--text-primary);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.mail-client-grid span {
  color: var(--text-secondary);
}

/* Admin Dashboard styles */
.admin-modal {
  width: min(840px, 100%);
}

.admin-add-mail-forms {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.admin-action-form select,
.admin-action-form input {
  background-color: var(--bg-input);
}

/* Toast Notifications styling */
.toast-container {
  position: fixed;
  bottom: 20px;
  right: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 999;
}

.toast {
  background-color: var(--bg-sidebar);
  border: 1px solid var(--border-color-strong);
  color: var(--text-primary);
  padding: 12px 18px;
  border-radius: 6px;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  min-width: 240px;
}

.toast.toast-success {
  border-left: 4px solid var(--color-accent);
}
.toast.toast-success i {
  color: var(--color-accent-text);
}

.toast.toast-error {
  border-left: 4px solid var(--color-danger);
}
.toast.toast-error i {
  color: var(--color-danger);
}

.toast.toast-info {
  border-left: 4px solid var(--color-blue);
}
.toast.toast-info i {
  color: var(--color-blue);
}

.toast i {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

/* Animations Definitions */




/* Responsive Media Queries */
@media (max-width: 900px) {
  .pane-list {
    width: 300px;
  }
}

@media (max-width: 768px) {
  .app-container {
    flex-direction: column;
  }
  
  .sidebar {
    width: 100%;
    height: auto;
    border-right: none;
    border-bottom: 1px solid var(--border-color);
  }
  
  .sidebar-header {
    padding: 16px;
  }
  
  .btn-compose {
    margin: 8px 16px;
  }
  
  .sidebar-nav {
    display: flex;
    padding: 4px 16px;
    gap: 8px;
    overflow-x: auto;
    overflow-y: hidden;
  }
  
  .nav-section-title {
    display: none;
  }
  
  .nav-link {
    white-space: nowrap;
    margin-bottom: 0;
  }
  
  .sidebar-footer {
    display: none;
  }
  
  .workspace {
    flex-direction: column;
  }
  
  .pane-list {
    width: 100%;
    height: 45vh;
    border-right: none;
    border-bottom: 1px solid var(--border-color);
  }
  
  .pane-detail {
    height: 55vh;
  }
  
  .admin-add-mail-forms {
    grid-template-columns: 1fr;
  }
  
  .split-modal-layout {
    grid-template-columns: 1fr;
    height: auto;
    max-height: 400px;
    overflow-y: auto;
  }
  
  .modal-list-side {
    border-right: none;
    border-bottom: 1px solid var(--border-color);
    padding-right: 0;
    padding-bottom: 16px;
    height: 200px;
  }
}

/* Advanced Search Styling */
.btn-search-options {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  margin-left: 4px;
}
.btn-search-options:hover {
  color: var(--text-primary);
  background-color: var(--bg-hover);
}
.btn-search-options i {
  width: 16px;
  height: 16px;
}
.search-options-drawer {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 5px;
  padding: 10px;
  margin-top: 8px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.drawer-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 11px;
  color: var(--text-secondary);
}
.drawer-row label {
  display: flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  font-weight: normal;
}
.drawer-row input[type="checkbox"],
.drawer-row input[type="radio"] {
  accent-color: var(--color-accent);
  cursor: pointer;
}
.drawer-label {
  font-weight: 600;
  color: var(--text-muted);
}

/* Quick Reply Styling */
.quick-reply-container {
  padding: 16px 24px;
  border-top: 1px solid var(--border-color);
  background-color: var(--bg-card);
}
.quick-reply-container form {
  gap: 8px;
}
#quick-reply-body {
  min-height: 70px;
  height: 70px;
  padding: 10px;
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: 5px;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 13px;
  resize: none;
}
#quick-reply-body:focus {
  border-color: var(--color-accent);
}
.quick-reply-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.quick-reply-footer .btn-primary {
  padding: 6px 12px;
  font-size: 12px;
  min-height: 32px;
}
.quick-reply-footer .muted-text {
  font-size: 11px;
  color: var(--text-muted);
}

/* Theme Options Styling */
.theme-selector-grid {
  display: flex;
  gap: 12px;
  margin-top: 8px;
}
.theme-option {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px;
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: 5px;
  cursor: pointer;
  font-size: 12px;
  color: var(--text-secondary);
}
.theme-option:hover {
  border-color: var(--border-color-strong);
  color: var(--text-primary);
}
.theme-option input {
  accent-color: var(--color-accent);
}

/* Skeleton Loading Animation */
.skeleton {
  background: linear-gradient(90deg, var(--bg-card) 25%, var(--bg-hover) 50%, var(--bg-card) 75%);
  background-size: 200% 100%;
  border-radius: 4px;
  display: inline-block;
}
.skeleton-text {
  height: 12px;
  width: 100%;
  margin-bottom: 8px;
}
.skeleton-text.short {
  width: 60%;
}
.skeleton-card {
  height: 90px;
  margin-bottom: 8px;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  background: var(--bg-card);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.skeleton-card .skeleton {
  background: linear-gradient(90deg, var(--bg-input) 25%, var(--bg-hover) 50%, var(--bg-input) 75%);
  background-size: 200% 100%;
}

body.light-theme .theme-option {
  background-color: #f9fafb;
}
body.light-theme .theme-option input {
  accent-color: var(--color-accent);
}

/* Tag System Styles */
.tag-badge {
  display: inline-flex;
  align-items: center;
  font-size: 10px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 99px;
  color: #ffffff;
  text-shadow: 0 1px 1px rgba(0, 0, 0, 0.15);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.email-card-tags {
  display: flex;
  gap: 4px;
  flex-shrink: 0;
}

.email-card-tag-pill {
  font-size: 9px;
  font-weight: 600;
  padding: 1px 6px;
  border-radius: 4px;
  color: #ffffff;
  white-space: nowrap;
}

.swatch-option input {
  opacity: 0;
  position: absolute;
  width: 0;
  height: 0;
}

.swatch-option:has(input:checked) {
  border-color: #ffffff !important;
  box-shadow: 0 0 0 2px var(--color-accent);
  transform: scale(1.05);
}

.email-tags-dropdown label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  white-space: nowrap;
}

.email-tags-dropdown label:hover {
  background-color: var(--bg-hover);
  color: var(--text-primary);
}

.email-tags-dropdown input[type="checkbox"] {
  accent-color: var(--color-accent);
  cursor: pointer;
}

.btn-action-sm:hover {
  background-color: var(--bg-hover) !important;
  color: var(--text-primary) !important;
}

/* ===== Polish pass: motion tokens, list selection/actions, sections, panel transitions ===== */

.email-card {
  transition: background-color var(--transition-fast), border-color var(--transition-fast);
}

.email-list-section-title {
  padding: 10px 12px 4px;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.email-list-section-title.unread {
  color: var(--color-accent-text);
}

.email-card-checkbox {
  flex-shrink: 0;
  width: 15px;
  height: 15px;
  margin: 0;
  cursor: pointer;
  accent-color: var(--color-accent);
}

.email-card.selected {
  background-color: var(--color-accent-soft);
  border-color: var(--color-accent);
}

.email-card-actions {
  display: none;
  align-items: center;
  gap: 2px;
  flex-shrink: 0;
}

.email-card:hover .email-card-actions {
  display: flex;
}

.email-card:hover .email-card-date {
  display: none;
}

.email-card-action-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  width: 24px;
  height: 24px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.email-card-action-btn:hover {
  background-color: var(--bg-hover);
  color: var(--text-primary);
}

.email-card-action-btn.danger:hover {
  background-color: var(--color-danger-soft);
  color: var(--color-danger);
}

.email-card-action-btn i {
  width: 14px;
  height: 14px;
}

.bulk-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 6px 4px 0;
  font-size: 12px;
  color: var(--text-secondary);
}

.bulk-toolbar-actions {
  display: flex;
  gap: 4px;
}

/* Entrance transitions for modals and the reading pane (minimal/discreet direction) */
@keyframes panelFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes panelPopIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.modal-overlay:not(.hidden) {
  animation: panelFadeIn var(--transition-base);
}

.modal-container {
  animation: panelPopIn var(--transition-base);
}

.detail-content:not(.hidden) {
  animation: panelPopIn var(--transition-base);
}