/* ===================================================
   KSA Group Webmail — Custom Elastic Skin Theme
   Brand: #1a3a5c primary | #e8a020 accent
   =================================================== */

/* --- CSS Variables (Design Tokens) --- */
:root {
  --ksa-primary: #1a3a5c;
  --ksa-primary-dark: #0f2540;
  --ksa-primary-light: #2c5282;
  --ksa-accent: #e8a020;
  --ksa-accent-hover: #d4911c;
  --ksa-bg: #f0f2f5;
  --ksa-surface: #ffffff;
  --ksa-text: #2d3748;
  --ksa-text-muted: #718096;
  --ksa-border: #e2e8f0;
  --ksa-sidebar-bg: #152238;
  --ksa-sidebar-text: #cbd5e1;
  --ksa-sidebar-hover: #1e3a5f;
  --ksa-radius: 8px;
  --ksa-shadow: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.06);
  --ksa-shadow-lg: 0 10px 25px rgba(0,0,0,0.12);
}

/* --- Login Page --- */
body.task-login {
  background: linear-gradient(135deg, var(--ksa-primary-dark) 0%, var(--ksa-primary) 40%, var(--ksa-primary-light) 100%);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

body.task-login #login-form {
  background: var(--ksa-surface);
  border-radius: 12px;
  box-shadow: var(--ksa-shadow-lg);
  padding: 2.5rem 2rem;
  max-width: 400px;
  width: 100%;
  border: none;
}

/* login field layout owned by layout.html inline style */

body.task-login #rcmloginsubmit {
  width: 100%;
  padding: 0.8rem 1rem;
  background: linear-gradient(135deg, var(--ksa-primary) 0%, var(--ksa-primary-light) 100%);
  color: #fff;
  border: none;
  border-radius: var(--ksa-radius);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: box-shadow 0.2s, transform 0.1s;
  margin-top: 0.5rem;
}

body.task-login #rcmloginsubmit:hover {
  box-shadow: 0 4px 12px rgba(26, 58, 92, 0.35);
  transform: translateY(-1px);
}

body.task-login #rcmloginsubmit:active {
  transform: translateY(0);
}

body.task-login p.hint {
  color: rgba(255,255,255,0.7);
  text-align: center;
  margin-top: 1.5rem;
  font-size: 0.85rem;
}

body.task-login #logo {
  max-width: 200px;
  height: auto;
  margin: 0 auto 1.5rem;
  display: block;
}

/* --- Message List --- */
.messagelist tr td {
  padding: 0.6rem 0.8rem;
  border-bottom: 1px solid var(--ksa-border);
  transition: background 0.15s;
}

.messagelist tr:hover td {
  background: #f7fafc;
}

.messagelist tr.selected td {
  background: #ebf4ff;
  border-left: 3px solid var(--ksa-primary-light);
}

.messagelist tr.unveau td {
  font-weight: 600;
}

.messagelist tr.unveau .subject {
  color: var(--ksa-primary);
}

/* --- Header / Toolbar --- */
#topnav {
  background: linear-gradient(135deg, var(--ksa-primary-dark), var(--ksa-primary)) !important;
  border-bottom: none !important;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

#topnav .button-logout a {
  color: rgba(255,255,255,0.8);
}

#taskbar a.button {
  color: rgba(255,255,255,0.75);
  transition: color 0.2s;
}

#taskbar a.button:hover,
#taskbar a.button.selected {
  color: var(--ksa-accent);
}

/* --- Sidebar (Mailbox list) --- */
#mailboxlist,
.folderlist {
  background: var(--ksa-sidebar-bg);
  color: var(--ksa-sidebar-text);
}

#mailboxlist li a,
.folderlist li a {
  color: var(--ksa-sidebar-text);
  padding: 0.5rem 1rem;
  border-left: 3px solid transparent;
  transition: background 0.15s, border-color 0.15s;
}

#mailboxlist li a:hover,
.folderlist li a:hover {
  background: var(--ksa-sidebar-hover);
}

#mailboxlist li.selected a,
.folderlist li.selected a {
  background: var(--ksa-sidebar-hover);
  border-left-color: var(--ksa-accent);
  color: #fff;
}

#mailboxlist li.unveau > a {
  color: #fff;
  font-weight: 600;
}

/* --- Buttons --- */
button.button.mainaction.submit,
input.button.mainaction {
  background: linear-gradient(135deg, var(--ksa-primary), var(--ksa-primary-light));
  color: #fff;
  border: none;
  border-radius: var(--ksa-radius);
  padding: 0.5rem 1.2rem;
  font-weight: 600;
  transition: box-shadow 0.2s;
}

button.button.mainaction.submit:hover,
input.button.mainaction:hover {
  box-shadow: 0 3px 10px rgba(26,58,92,0.3);
}

button.button {
  border-radius: var(--ksa-radius);
  border: 1px solid var(--ksa-border);
  padding: 0.45rem 1rem;
  background: var(--ksa-surface);
  transition: background 0.15s, border-color 0.15s;
}

button.button:hover {
  background: #f7fafc;
  border-color: var(--ksa-primary-light);
}

/* --- Popups / Dialogs --- */
.popup,
.ui-dialog {
  border-radius: 10px;
  box-shadow: var(--ksa-shadow-lg);
  border: none;
}

.popup .header,
.ui-dialog .ui-dialog-titlebar {
  background: linear-gradient(135deg, var(--ksa-primary-dark), var(--ksa-primary));
  color: #fff;
  padding: 0.8rem 1rem;
  border-radius: 10px 10px 0 0;
  font-weight: 600;
}

/* --- Taskbar bottom --- */
#taskbar {
  background: var(--ksa-primary-dark);
}

/* --- Scrollbar --- */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: #f1f1f1;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb {
  background: #c1c9d6;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: #a0aec0;
}

/* --- Responsive --- */
@media (max-width: 768px) {
  body.task-login #login-form {
    margin: 1rem;
    padding: 1.5rem;
  }
  #topnav {
    flex-wrap: wrap;
  }
  #mailboxlist li a {
    padding: 0.6rem 0.8rem;
  }
}