/* ==============================================================================
   Ronitek Mail Server — Elite Modern Skin for Roundcube
   Inspired by Ronitek RM Monogram (Emerald -> Cyan -> Blue)
   ============================================================================== */

:root {
  --rnk-primary: #0284c7;
  --rnk-primary-hover: #0369a1;
  --rnk-emerald: #10b981;
  --rnk-emerald-dark: #059669;
  --rnk-gradient: linear-gradient(135deg, #10b981 0%, #0284c7 100%);
  --rnk-gradient-hover: linear-gradient(135deg, #059669 0%, #0369a1 100%);
  --rnk-bg-sidebar: #0f172a;
  --rnk-bg-sidebar-hover: #1e293b;
  --rnk-border: #e2e8f0;
  --rnk-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Inter", "Helvetica Neue", Arial, sans-serif;
  --rnk-radius: 8px;
}

body, html {
  font-family: var(--rnk-font) !important;
  -webkit-font-smoothing: antialiased;
}

/* ==============================================================================
   1. Left App Sidebar (#layout-menu)
   ============================================================================== */
#layout-menu {
  background: #090e1a !important;
  border-right: 1px solid rgba(255, 255, 255, 0.08) !important;
  width: 78px !important;
  min-width: 78px !important;
  max-width: 78px !important;
  display: flex !important;
  flex-direction: column !important;
  justify-content: space-between !important;
  z-index: 20 !important;
  user-select: none !important;
}

#layout-menu .popover-header {
  background: transparent !important;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07) !important;
  padding: 14px 0 12px 0 !important;
  display: flex !important;
  justify-content: center !important;
  align-items: center !important;
  min-height: 60px !important;
}

#layout-menu #logo,
.popover-header #logo {
  max-width: 44px !important;
  max-height: 44px !important;
  width: 44px !important;
  height: 44px !important;
  border-radius: 10px !important;
  object-fit: contain !important;
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.4)) !important;
  transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

#layout-menu #logo:hover {
  transform: scale(1.08);
}

/* ==============================================================================
   Task Navigation Menu (#taskmenu)
   ============================================================================== */
#taskmenu {
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  padding: 10px 0 6px 0 !important;
  flex: 1 1 auto !important;
  width: 100% !important;
  overflow-y: auto !important;
  overflow-x: hidden !important;
  scrollbar-width: none !important;
}

#taskmenu::-webkit-scrollbar {
  display: none !important;
}

/* Base style for regular navigation buttons (Correo, Contactos, Configuración) */
#taskmenu a {
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  justify-content: center !important;
  width: 64px !important;
  height: 54px !important;
  margin: 3px auto !important;
  padding: 0 !important;
  border-radius: 10px !important;
  color: #94a3b8 !important;
  background: transparent !important;
  border: 1px solid transparent !important;
  text-decoration: none !important;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1) !important;
  cursor: pointer !important;
  position: relative !important;
}

/* Icon glyphs inside nav links */
#taskmenu a:before {
  font-size: 1.25rem !important;
  line-height: 1.1 !important;
  margin: 0 0 3px 0 !important;
  float: none !important;
  text-align: center !important;
  display: block !important;
  transition: transform 0.2s ease, color 0.2s ease !important;
}

/* Text label inside nav links */
#taskmenu a .inner {
  font-size: 0.65rem !important;
  font-weight: 500 !important;
  line-height: 1 !important;
  letter-spacing: -0.15px !important;
  display: block !important;
  text-align: center !important;
  margin: 0 !important;
  padding: 0 !important;
  width: 60px !important;
  white-space: nowrap !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  transition: color 0.2s ease !important;
}

/* Hover state on regular buttons */
#taskmenu a:hover {
  color: #f1f5f9 !important;
  background: rgba(255, 255, 255, 0.06) !important;
  border-color: rgba(255, 255, 255, 0.08) !important;
}

#taskmenu a:hover:before {
  transform: translateY(-1px);
  color: #38bdf8 !important;
}

/* Active / Selected state (e.g. Current Tab: Correo) */
#taskmenu a.selected:not(.compose) {
  color: #ffffff !important;
  background: linear-gradient(135deg, rgba(2, 132, 199, 0.22) 0%, rgba(16, 185, 129, 0.14) 100%) !important;
  border: 1px solid rgba(56, 189, 248, 0.35) !important;
  box-shadow: 0 2px 10px rgba(2, 132, 199, 0.25) !important;
}

#taskmenu a.selected:not(.compose):before {
  color: #38bdf8 !important;
}

#taskmenu a.selected:not(.compose) .inner {
  font-weight: 600 !important;
  color: #ffffff !important;
}

/* ==============================================================================
   Action Button: Redactar (Compose) — Modern Hero Button
   ============================================================================== */
#taskmenu .action-buttons {
  width: 100% !important;
  display: flex !important;
  justify-content: center !important;
  margin-bottom: 10px !important;
  padding-bottom: 8px !important;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07) !important;
}

#taskmenu a.compose {
  width: 60px !important;
  height: 54px !important;
  border-radius: 12px !important;
  background: linear-gradient(135deg, #0284c7 0%, #10b981 100%) !important;
  color: #ffffff !important;
  border: 1px solid rgba(255, 255, 255, 0.2) !important;
  box-shadow: 0 4px 14px rgba(2, 132, 199, 0.4) !important;
  margin: 0 auto !important;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

#taskmenu a.compose:before {
  color: #ffffff !important;
  font-size: 1.3rem !important;
  line-height: 1.1 !important;
  margin-bottom: 2px !important;
}

#taskmenu a.compose .inner {
  color: #ffffff !important;
  font-size: 0.64rem !important;
  font-weight: 700 !important;
  letter-spacing: 0.4px !important;
  text-transform: uppercase !important;
}

#taskmenu a.compose:hover {
  background: linear-gradient(135deg, #0369a1 0%, #059669 100%) !important;
  box-shadow: 0 6px 18px rgba(16, 185, 129, 0.45) !important;
  transform: translateY(-2px) scale(1.02) !important;
  color: #ffffff !important;
  border-color: rgba(255, 255, 255, 0.35) !important;
}

/* ==============================================================================
   Special Bottom Buttons (.special-buttons: Dark/Light Mode, About, Logout)
   Clean icon-only toolbar placed safely above bottom bar
   ============================================================================== */
#taskmenu .special-buttons {
  position: static !important;
  margin-top: auto !important;
  margin-bottom: 8px !important;
  padding: 8px 0 6px 0 !important;
  border-top: 1px solid rgba(255, 255, 255, 0.08) !important;
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 3px !important;
  width: 100% !important;
  background: transparent !important;
}

/* HIDE inner text label for all special bottom buttons */
#taskmenu .special-buttons a .inner {
  display: none !important;
}

/* Special button icon container */
#taskmenu .special-buttons a {
  width: 44px !important;
  height: 36px !important;
  margin: 2px auto !important;
  padding: 0 !important;
  border-radius: 8px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  background: rgba(255, 255, 255, 0.03) !important;
  border: 1px solid transparent !important;
  color: #94a3b8 !important;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

#taskmenu .special-buttons a:before {
  font-size: 1.15rem !important;
  line-height: 1 !important;
  margin: 0 !important;
  text-align: center !important;
}

/* Hover on Theme (Dark/Light Mode) toggle */
#taskmenu .special-buttons a.theme:hover {
  color: #facc15 !important;
  background: rgba(250, 204, 21, 0.12) !important;
  border-color: rgba(200, 204, 21, 0.25) !important;
  transform: translateY(-1px) !important;
}

/* Hover on About (?) */
#taskmenu .special-buttons a.about:hover {
  color: #38bdf8 !important;
  background: rgba(56, 189, 248, 0.12) !important;
  border-color: rgba(56, 189, 248, 0.25) !important;
  transform: translateY(-1px) !important;
}

/* Logout button (Power icon) — elegant coral/red tone */
#taskmenu .special-buttons a.logout {
  color: #f87171 !important;
}

#taskmenu .special-buttons a.logout:hover {
  color: #ffffff !important;
  background: rgba(239, 68, 68, 0.85) !important;
  border-color: #ef4444 !important;
  box-shadow: 0 2px 10px rgba(239, 68, 68, 0.35) !important;
  transform: translateY(-1px) !important;
}

/* ==============================================================================
   2. Folders & Mailboxes Sidebar (#layout-sidebar)
   ============================================================================== */
#layout-sidebar {
  background: #f8fafc !important;
  border-right: 1px solid var(--rnk-border) !important;
}

#layout-sidebar > .header {
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  height: 58px !important;
  min-height: 58px !important;
  max-height: 58px !important;
  line-height: normal !important;
  padding: 0 14px 0 18px !important;
  background: #ffffff !important;
  border-bottom: 1px solid var(--rnk-border) !important;
  box-sizing: border-box !important;
}

#layout-sidebar > .header .header-title.username {
  flex: 1 1 auto !important;
  display: flex !important;
  align-items: center !important;
  font-size: 0.88rem !important;
  font-weight: 600 !important;
  letter-spacing: -0.2px !important;
  line-height: 1.2 !important;
  height: auto !important;
  margin: 0 !important;
  padding: 0 8px 0 0 !important;
  color: #1e293b !important;
  white-space: nowrap !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
}

#layout-sidebar > .header a.sidebar-menu {
  flex: 0 0 auto !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  width: 32px !important;
  height: 32px !important;
  border-radius: 8px !important;
  margin: 0 !important;
  padding: 0 !important;
  color: #64748b !important;
  background: transparent !important;
  transition: all 0.2s ease !important;
}

#layout-sidebar > .header a.sidebar-menu:hover {
  background: #f1f5f9 !important;
  color: #0284c7 !important;
}

#layout-sidebar > .header a.sidebar-menu:before {
  font-size: 1.2rem !important;
  line-height: 1 !important;
  margin: 0 !important;
}

#layout-sidebar .treelist li a {
  border-radius: 8px !important;
  margin: 2px 8px !important;
  padding: 8px 12px !important;
  color: #334155 !important;
  font-weight: 500 !important;
  transition: all 0.15s ease !important;
}

#layout-sidebar .treelist li.selected > a,
#layout-sidebar .treelist li a.selected {
  background: #e0f2fe !important;
  color: #0284c7 !important;
  font-weight: 600 !important;
  box-shadow: inset 3px 0 0 #0284c7 !important;
}

#layout-sidebar .treelist li a:hover {
  background: #f1f5f9 !important;
  color: #0f172a !important;
}

/* ==============================================================================
   3. Message List & Header Toolbar (#layout-list)
   ============================================================================== */
#layout-list {
  border-right: 1px solid var(--rnk-border) !important;
  background: #ffffff !important;
}

#layout-list > .header,
#messagelist-header {
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  height: 58px !important;
  min-height: 58px !important;
  max-height: 58px !important;
  line-height: normal !important;
  padding: 0 12px !important;
  background: #ffffff !important;
  border-bottom: 1px solid var(--rnk-border) !important;
  box-sizing: border-box !important;
  overflow: visible !important;
}

#messagelist-header .toolbar.menu {
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  height: 46px !important;
  margin: 0 !important;
  padding: 0 !important;
  list-style: none !important;
  gap: 4px !important;
  border: none !important;
}

#messagelist-header .toolbar.menu li {
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  height: 46px !important;
  margin: 0 !important;
  padding: 0 !important;
  border: none !important;
}

/* Unified Button Style for Seleccionar, Hilos, Opciones, Actualizar */
#messagelist-header .toolbar.menu a,
#messagelist-header a.toolbar-button,
#messagelist-header a.refresh {
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  justify-content: center !important;
  height: 46px !important;
  min-height: 46px !important;
  max-height: 46px !important;
  min-width: 58px !important;
  max-width: none !important;
  width: auto !important;
  padding: 4px 8px !important;
  margin: 0 2px !important;
  border: 1px solid transparent !important;
  border-radius: 8px !important;
  background: transparent !important;
  color: #64748b !important;
  text-decoration: none !important;
  cursor: pointer !important;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1) !important;
  box-sizing: border-box !important;
  float: none !important;
}

/* Icons for Toolbar Buttons */
#messagelist-header .toolbar.menu a:before,
#messagelist-header a.toolbar-button:before,
#messagelist-header a.refresh:before {
  display: block !important;
  font-size: 1.15rem !important;
  line-height: 1.1 !important;
  height: 18px !important;
  margin: 0 0 3px 0 !important;
  padding: 0 !important;
  text-align: center !important;
  float: none !important;
  transition: transform 0.2s ease, color 0.2s ease !important;
}

/* Text Labels (.inner) for Toolbar Buttons */
#messagelist-header .toolbar.menu a .inner,
#messagelist-header a.toolbar-button .inner,
#messagelist-header a.refresh .inner {
  display: block !important;
  font-size: 0.65rem !important;
  font-weight: 500 !important;
  line-height: 1 !important;
  letter-spacing: -0.15px !important;
  margin: 0 !important;
  padding: 0 !important;
  text-align: center !important;
  white-space: nowrap !important;
  overflow: visible !important;
  color: inherit !important;
}

/* Hover State */
#messagelist-header .toolbar.menu a:not(.disabled):hover,
#messagelist-header a.toolbar-button:not(.disabled):hover,
#messagelist-header a.refresh:hover {
  background: rgba(2, 132, 199, 0.08) !important;
  border-color: rgba(2, 132, 199, 0.15) !important;
  color: #0284c7 !important;
  transform: translateY(-1px) !important;
}

#messagelist-header .toolbar.menu a:not(.disabled):hover:before,
#messagelist-header a.refresh:hover:before {
  color: #0284c7 !important;
  transform: scale(1.08);
}

/* Active / Selected State */
#messagelist-header .toolbar.menu a.active,
#messagelist-header .toolbar.menu a.selected {
  background: rgba(2, 132, 199, 0.12) !important;
  border-color: rgba(2, 132, 199, 0.25) !important;
  color: #0284c7 !important;
}

/* Disabled State */
#messagelist-header .toolbar.menu a.disabled {
  opacity: 0.45 !important;
  cursor: default !important;
  pointer-events: none !important;
}

.messagelist tr {
  border-bottom: 1px solid #f1f5f9 !important;
  transition: background 0.15s ease !important;
}

.messagelist tr.selected td {
  background-color: #f0fdf4 !important;
  border-left: 3px solid var(--rnk-emerald) !important;
}

.messagelist tr:hover td {
  background-color: #f8fafc !important;
}

.messagelist tr.unread td {
  font-weight: 700 !important;
  color: #0f172a !important;
}

/* ==============================================================================
   4. Buttons & Badges
   ============================================================================== */
.btn-primary, 
.button.primary,
button.btn-primary,
input.btn-primary {
  background: var(--rnk-gradient) !important;
  border-color: #0284c7 !important;
  color: #ffffff !important;
  border-radius: var(--rnk-radius) !important;
  font-weight: 600 !important;
  box-shadow: 0 2px 6px rgba(2, 132, 199, 0.25) !important;
  transition: all 0.2s ease-in-out !important;
}

.btn-primary:hover, 
.button.primary:hover,
button.btn-primary:hover {
  background: var(--rnk-gradient-hover) !important;
  border-color: #0369a1 !important;
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.35) !important;
  transform: translateY(-1px);
}

.badge.unreadcount,
.nav-link .badge,
.badge-primary {
  background: var(--rnk-gradient) !important;
  color: #ffffff !important;
  border-radius: 12px !important;
  font-weight: 700 !important;
  padding: 3px 8px !important;
}

/* Quota progress bar */
.quota-widget .progress,
.progress {
  height: 6px !important;
  border-radius: 6px !important;
  background-color: #e2e8f0 !important;
}

.quota-widget .progress-bar,
.progress-bar {
  background: var(--rnk-gradient) !important;
  border-radius: 6px !important;
}

/* ==============================================================================
   5. Login Screen
   ============================================================================== */
body.task-login {
  background: radial-gradient(circle at 20% 20%, #0f172a 0%, #020617 100%) !important;
  min-height: 100vh !important;
}

body.task-login #layout-content {
  background: rgba(255, 255, 255, 0.96) !important;
  backdrop-filter: blur(20px) !important;
  border-radius: 20px !important;
  box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.15) !important;
  padding: 40px 42px !important;
  max-width: 440px !important;
  margin: 60px auto !important;
}

body.task-login #logo {
  position: static !important;
  top: 0 !important;
  max-height: 84px !important;
  max-width: 84px !important;
  width: 84px !important;
  height: 84px !important;
  margin: 0 auto 12px auto !important;
  display: block !important;
  filter: drop-shadow(0 4px 14px rgba(2, 132, 199, 0.35)) !important;
}

body.task-login .login-title {
  position: static !important;
  text-align: center !important;
  font-size: 1.45rem !important;
  font-weight: 700 !important;
  letter-spacing: -0.3px !important;
  color: #0f172a !important;
  margin: 0 auto 22px auto !important;
  line-height: 1.2 !important;
  display: block !important;
}

body.task-login #login-form {
  position: static !important;
  top: 0 !important;
  margin: 0 auto !important;
}

body.task-login .form-control {
  border-radius: 10px !important;
  border: 1px solid #cbd5e1 !important;
  padding: 12px 14px !important;
  transition: all 0.2s ease !important;
}

body.task-login .form-control:focus {
  border-color: #0284c7 !important;
  box-shadow: 0 0 0 3px rgba(2, 132, 199, 0.25) !important;
}

body.task-login .btn-primary {
  width: 100% !important;
  padding: 12px !important;
  font-size: 1rem !important;
}

/* ==============================================================================
   6. Dark Mode Styles (html.dark-mode)
   ============================================================================== */
html.dark-mode #layout-menu {
  background: #060911 !important;
  border-right: 1px solid #1e293b !important;
}

html.dark-mode #layout-sidebar {
  background: #0b1120 !important;
  border-right: 1px solid #1e293b !important;
}

html.dark-mode #layout-sidebar > .header {
  background: #0b1120 !important;
  border-bottom: 1px solid #1e293b !important;
}

html.dark-mode #layout-sidebar > .header .header-title.username {
  color: #f1f5f9 !important;
}

html.dark-mode #layout-sidebar > .header a.sidebar-menu {
  color: #94a3b8 !important;
}

html.dark-mode #layout-sidebar > .header a.sidebar-menu:hover {
  background: rgba(255, 255, 255, 0.06) !important;
  color: #38bdf8 !important;
}

html.dark-mode #layout-list > .header,
html.dark-mode #messagelist-header {
  background: #090d16 !important;
  border-bottom: 1px solid #1e293b !important;
}

html.dark-mode #messagelist-header .toolbar.menu a,
html.dark-mode #messagelist-header a.toolbar-button,
html.dark-mode #messagelist-header a.refresh {
  color: #94a3b8 !important;
}

html.dark-mode #messagelist-header .toolbar.menu a:not(.disabled):hover,
html.dark-mode #messagelist-header a.refresh:hover {
  background: rgba(56, 189, 248, 0.12) !important;
  border-color: rgba(56, 189, 248, 0.25) !important;
  color: #38bdf8 !important;
}

html.dark-mode #messagelist-header .toolbar.menu a.active,
html.dark-mode #messagelist-header .toolbar.menu a.selected {
  background: rgba(2, 132, 199, 0.2) !important;
  border-color: rgba(56, 189, 248, 0.3) !important;
  color: #38bdf8 !important;
}

html.dark-mode #layout-sidebar .treelist li a {
  color: #94a3b8 !important;
}

html.dark-mode #layout-sidebar .treelist li.selected > a,
html.dark-mode #layout-sidebar .treelist li a.selected {
  background: rgba(2, 132, 199, 0.2) !important;
  color: #38bdf8 !important;
}

html.dark-mode #layout-list {
  background: #090d16 !important;
  border-right: 1px solid #1e293b !important;
}

html.dark-mode #layout-list > .header {
  background: #0f172a !important;
  border-bottom: 1px solid #1e293b !important;
}

html.dark-mode .messagelist tr.selected td {
  background-color: rgba(16, 185, 129, 0.15) !important;
  border-left: 3px solid var(--rnk-emerald) !important;
}

html.dark-mode .messagelist tr:hover td {
  background-color: rgba(255, 255, 255, 0.04) !important;
}

html.dark-mode body.task-login #layout-content {
  background: rgba(15, 23, 42, 0.94) !important;
  border: 1px solid #334155 !important;
  color: #f1f5f9 !important;
}

html.dark-mode body.task-login .login-title {
  color: #f8fafc !important;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.4) !important;
}