/* ============================================
   SSO Design System — Theme & Variables
   Purple-blue gradient (#6366f1)
   Light / Dark mode support
   ============================================ */

/* ---------- Font stack ---------- */
@import url('/static/vendor/bootstrap-icons/bootstrap-icons.min.css');

/* ---------- CSS Custom Properties ---------- */
:root {
  /* Primary palette */
  --primary:            #6366f1;
  --primary-hover:      #4f46e5;
  --primary-active:     #4338ca;
  --primary-light:      #818cf8;
  --primary-lighter:    #c7d2fe;
  --primary-lightest:   #eef2ff;
  --primary-dark:       #4338ca;
  --primary-rgb:        99, 102, 241;
  --primary-gradient:   linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a78bfa 100%);
  --primary-gradient-r: linear-gradient(135deg, #a78bfa 0%, #8b5cf6 50%, #6366f1 100%);

  /* Accent */
  --accent:       #06b6d4;
  --accent-light: #67e8f9;

  /* Semantic */
  --success:       #10b981;
  --success-bg:    #d1fae5;
  --success-text:  #065f46;
  --warning:       #f59e0b;
  --warning-bg:    #fef3c7;
  --warning-text:  #78350f;
  --danger:        #ef4444;
  --danger-bg:     #fee2e2;
  --danger-text:   #991b1b;
  --info:          #3b82f6;
  --info-bg:       #dbeafe;
  --info-text:     #1e40af;

  /* Backgrounds */
  --bg-body:     #f1f5f9;
  --bg-surface:  #ffffff;
  --bg-elevated: #ffffff;
  --bg-inset:    #f8fafc;
  --bg-subtle:   #f1f5f9;
  --bg-glass:    rgba(255,255,255,0.7);

  /* Text */
  --text-heading:   #0f172a;
  --text-body:      #334155;
  --text-secondary: #64748b;
  --text-muted:     #94a3b8;
  --text-inverse:   #ffffff;

  /* Borders */
  --border:       #e2e8f0;
  --border-light: #f1f5f9;
  --border-focus: var(--primary);

  /* Shadows */
  --shadow-xs:   0 1px 2px rgba(0,0,0,0.04);
  --shadow-sm:   0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md:   0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.04);
  --shadow-lg:   0 10px 15px -3px rgba(0,0,0,0.07), 0 4px 6px -4px rgba(0,0,0,0.04);
  --shadow-xl:   0 20px 25px -5px rgba(0,0,0,0.08), 0 8px 10px -6px rgba(0,0,0,0.04);
  --shadow-glow: 0 0 20px rgba(var(--primary-rgb), 0.15);
  --shadow-card: 0 1px 3px rgba(0,0,0,0.04), 0 4px 24px rgba(0,0,0,0.06);

  /* Radius */
  --radius-sm:   6px;
  --radius:      8px;
  --radius-md:   10px;
  --radius-lg:   14px;
  --radius-xl:   20px;
  --radius-full: 9999px;

  /* Transitions */
  --ease:        cubic-bezier(0.4, 0, 0.2, 1);
  --t-fast:      150ms var(--ease);
  --t-normal:    250ms var(--ease);
  --t-slow:      350ms var(--ease);

  /* Layout */
  --sidebar-w:           260px;
  --sidebar-collapsed-w: 72px;
  --topbar-h:            64px;
}

/* ---------- Dark Theme ---------- */
[data-theme="dark"] {
  --bg-body:     #0c1222;
  --bg-surface:  #162032;
  --bg-elevated: #1e293b;
  --bg-inset:    #0f172a;
  --bg-subtle:   #1e293b;
  --bg-glass:    rgba(22,32,50,0.8);

  --text-heading:   #f1f5f9;
  --text-body:      #cbd5e1;
  --text-secondary: #94a3b8;
  --text-muted:     #475569;

  --border:       #1e293b;
  --border-light: #162032;

  --shadow-xs:   0 1px 2px rgba(0,0,0,0.2);
  --shadow-sm:   0 1px 3px rgba(0,0,0,0.25);
  --shadow-md:   0 4px 6px rgba(0,0,0,0.25);
  --shadow-lg:   0 10px 15px rgba(0,0,0,0.3);
  --shadow-xl:   0 20px 25px rgba(0,0,0,0.3);
  --shadow-glow: 0 0 30px rgba(var(--primary-rgb),0.25);
  --shadow-card: 0 1px 3px rgba(0,0,0,0.2), 0 4px 24px rgba(0,0,0,0.2);

  --success-bg:  rgba(16,185,129,0.12);
  --success-text:#6ee7b7;
  --warning-bg:  rgba(245,158,11,0.12);
  --warning-text:#fcd34d;
  --danger-bg:   rgba(239,68,68,0.12);
  --danger-text: #fca5a5;
  --info-bg:     rgba(59,130,246,0.12);
  --info-text:   #93c5fd;
  --primary-lightest: rgba(99,102,241,0.1);
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }

[x-cloak] { display: none !important; }

html {
  font-size: 15px;
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue",
               "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--text-body);
  background: var(--bg-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background var(--t-slow), color var(--t-slow);
}

a { color: var(--primary); text-decoration: none; transition: color var(--t-fast); }
a:hover { color: var(--primary-hover); }

h1,h2,h3,h4,h5,h6 { color: var(--text-heading); font-weight: 600; }

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

/* ---------- Focus Ring ---------- */
:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* ---------- Cards ---------- */
.card-themed {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  transition: box-shadow var(--t-normal), transform var(--t-normal);
}
.card-themed:hover {
  box-shadow: var(--shadow-lg);
}

/* ---------- Buttons ---------- */
.btn-primary-gradient {
  background: var(--primary-gradient);
  color: var(--text-inverse);
  border: none;
  padding: 0.625rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.9375rem;
  cursor: pointer;
  transition: all var(--t-normal);
  position: relative;
  overflow: hidden;
}
.btn-primary-gradient:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-glow);
  color: var(--text-inverse);
}
.btn-primary-gradient:active {
  transform: translateY(0);
}
.btn-primary-gradient:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* Loading state */
.btn-loading {
  pointer-events: none;
  opacity: 0.8;
}
.btn-loading .btn-text { visibility: hidden; }
.btn-loading::after {
  content: '';
  position: absolute;
  width: 1.125rem;
  height: 1.125rem;
  top: 50%;
  left: 50%;
  margin-top: -0.5625rem;
  margin-left: -0.5625rem;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: btn-spin 0.6s linear infinite;
}
@keyframes btn-spin {
  to { transform: rotate(360deg); }
}

/* ---------- Form Controls ---------- */
.form-control, .form-select {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  color: var(--text-body);
  border-radius: var(--radius);
  padding: 0.625rem 0.875rem;
  font-size: 0.9375rem;
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}
.form-control:focus, .form-select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.12);
  background: var(--bg-surface);
  color: var(--text-body);
}
.form-control::placeholder { color: var(--text-muted); }
.form-label {
  font-weight: 500;
  font-size: 0.875rem;
  color: var(--text-heading);
  margin-bottom: 0.375rem;
}

/* Field-level error */
.field-error {
  color: var(--danger);
  font-size: 0.8125rem;
  margin-top: 0.25rem;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}
.field-error i { font-size: 0.75rem; }
.form-control.is-invalid,
.form-control.is-invalid:focus {
  border-color: var(--danger);
  box-shadow: 0 0 0 3px rgba(239,68,68,0.1);
}

/* Input group with icon */
.input-icon-wrapper {
  position: relative;
}
.input-icon-wrapper .input-icon {
  position: absolute;
  left: 0.875rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 1rem;
  transition: color var(--t-fast);
  z-index: 2;
}
.input-icon-wrapper .form-control {
  padding-left: 2.75rem;
}
.input-icon-wrapper .form-control:focus ~ .input-icon,
.input-icon-wrapper .form-control:focus + .input-icon {
  color: var(--primary);
}

/* ---------- Status Badges ---------- */
.badge-status {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 500;
  line-height: 1.4;
}
.badge-status::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}
.badge-active   { background: var(--success-bg); color: var(--success-text); }
.badge-active::before { background: var(--success); }
.badge-disabled { background: var(--danger-bg);  color: var(--danger-text); }
.badge-disabled::before { background: var(--danger); }
.badge-pending  { background: var(--warning-bg); color: var(--warning-text); }
.badge-pending::before { background: var(--warning); }
.badge-trial    { background: var(--info-bg);    color: var(--info-text); }
.badge-trial::before { background: var(--info); }
.badge-locked   { background: var(--warning-bg); color: var(--warning-text); }
.badge-locked::before { background: var(--warning); }
.badge-expired  { background: var(--danger-bg);  color: var(--danger-text); }
.badge-expired::before { background: var(--danger); }

/* ---------- Tables ---------- */
.table-themed {
  --bs-table-bg: var(--bg-surface);
  --bs-table-color: var(--text-body);
  --bs-table-border-color: var(--border);
  --bs-table-striped-bg: var(--bg-inset);
  --bs-table-hover-bg: var(--primary-lightest);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.table-themed thead th {
  background: var(--bg-subtle);
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  padding: 0.875rem 1rem;
  border-bottom: 2px solid var(--border);
  white-space: nowrap;
}
.table-themed tbody td {
  padding: 0.75rem 1rem;
  vertical-align: middle;
  font-size: 0.9rem;
}
.table-themed tbody tr {
  transition: background var(--t-fast);
}

/* ---------- Empty State ---------- */
.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--text-muted);
}
.empty-state i {
  font-size: 3rem;
  margin-bottom: 1rem;
  opacity: 0.4;
}
.empty-state h5 {
  color: var(--text-secondary);
  font-weight: 500;
}

/* ---------- Toast / Notification ---------- */
.toast-container {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.toast-item {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.875rem 1.25rem;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 300px;
  animation: toastIn 0.3s var(--ease);
  color: var(--text-body);
}
.toast-item.toast-success { border-left: 3px solid var(--success); }
.toast-item.toast-error   { border-left: 3px solid var(--danger); }
.toast-item.toast-warning { border-left: 3px solid var(--warning); }
.toast-item.toast-info    { border-left: 3px solid var(--info); }

@keyframes toastIn {
  from { opacity: 0; transform: translateX(100%); }
  to   { opacity: 1; transform: translateX(0); }
}

/* ---------- Animations ---------- */
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes slideUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes slideDown {
  from { opacity: 0; transform: translateY(-16px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.95); }
  to   { opacity: 1; transform: scale(1); }
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-10px); }
}
@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 5px rgba(var(--primary-rgb), 0.2); }
  50%      { box-shadow: 0 0 20px rgba(var(--primary-rgb), 0.4); }
}

.animate-fade-in  { animation: fadeIn  0.4s var(--ease); }
.animate-slide-up { animation: slideUp 0.4s var(--ease); }
.animate-scale-in { animation: scaleIn 0.3s var(--ease); }

/* ---------- Pagination ---------- */
.pagination-themed .page-link {
  color: var(--text-body);
  background: var(--bg-surface);
  border-color: var(--border);
  padding: 0.5rem 0.875rem;
  font-size: 0.875rem;
  transition: all var(--t-fast);
}
.pagination-themed .page-link:hover {
  background: var(--primary-lightest);
  border-color: var(--primary-lighter);
  color: var(--primary);
}
.pagination-themed .page-item.active .page-link {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}
.pagination-themed .page-item.disabled .page-link {
  background: var(--bg-subtle);
  color: var(--text-muted);
}

/* ---------- Modals ---------- */
.modal-themed .modal-content {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
}
.modal-themed .modal-header {
  border-bottom: 1px solid var(--border);
  padding: 1.25rem 1.5rem;
}
.modal-themed .modal-title {
  font-weight: 600;
  color: var(--text-heading);
}
.modal-themed .modal-body {
  padding: 1.5rem;
}
.modal-themed .modal-footer {
  border-top: 1px solid var(--border);
  padding: 1rem 1.5rem;
}

/* ---------- Password Strength ---------- */
.pwd-strength {
  display: flex;
  gap: 4px;
  margin-top: 0.5rem;
}
.pwd-strength-bar {
  flex: 1;
  height: 4px;
  border-radius: 2px;
  background: var(--border);
  transition: background var(--t-fast);
}
.pwd-strength[data-level="1"] .pwd-strength-bar:nth-child(-n+1) { background: var(--danger); }
.pwd-strength[data-level="2"] .pwd-strength-bar:nth-child(-n+2) { background: var(--warning); }
.pwd-strength[data-level="3"] .pwd-strength-bar:nth-child(-n+3) { background: var(--info); }
.pwd-strength[data-level="4"] .pwd-strength-bar:nth-child(-n+4) { background: var(--success); }

/* ---------- Responsive helpers ---------- */
@media (max-width: 767.98px) {
  html { font-size: 14px; }
  .hide-mobile { display: none !important; }
}