/* KeyKeep Modern Styling System */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  --kk-font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --kk-primary-glow: rgba(13, 110, 253, 0.15);
  --kk-accent-cyan: #0dcaf0;
  --kk-card-border-dark: rgba(255, 255, 255, 0.08);
  --kk-card-bg-dark: #161b22;
  --kk-sidebar-bg-dark: #0d1117;
  --kk-hover-bg-dark: #21262d;
}

body {
  font-family: var(--kk-font-family);
  min-height: 100vh;
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* Dark Mode Overrides & Aesthetics */
[data-bs-theme="dark"] body {
  background-color: #0d1117;
  color: #c9d1d9;
}

[data-bs-theme="dark"] .bg-sidebar {
  background-color: var(--kk-sidebar-bg-dark);
  border-right: 1px solid var(--kk-card-border-dark);
}

[data-bs-theme="dark"] .card {
  background-color: var(--kk-card-bg-dark);
  border: 1px solid var(--kk-card-border-dark);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
  backdrop-filter: blur(10px);
}

[data-bs-theme="dark"] .list-group-item {
  background-color: var(--kk-card-bg-dark);
  border-color: var(--kk-card-border-dark);
  color: #c9d1d9;
}

[data-bs-theme="dark"] .table {
  --bs-table-bg: transparent;
  --bs-table-color: #c9d1d9;
  --bs-table-border-color: var(--kk-card-border-dark);
}

[data-bs-theme="dark"] .table-hover tbody tr:hover {
  background-color: var(--kk-hover-bg-dark) !important;
  cursor: pointer;
}

/* Glassmorphism Auth Container */
.auth-container {
  max-width: 460px;
  margin: 60px auto;
}

.auth-card {
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.brand-gradient {
  background: linear-gradient(135deg, #0d6efd 0%, #0dcaf0 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-badge {
  background: linear-gradient(135deg, #0d6efd 0%, #6610f2 100%);
  color: #fff;
  font-weight: 600;
}

/* Desktop-Style Right-Click Context Menu */
#custom-context-menu {
  position: absolute;
  z-index: 9999;
  display: none;
  min-width: 200px;
  padding: 6px 0;
  margin: 0;
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  background: #1c2128;
  border: 1px solid rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(12px);
}

[data-bs-theme="light"] #custom-context-menu {
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.15);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.context-menu-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  font-size: 0.88rem;
  color: #c9d1d9;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}

[data-bs-theme="light"] .context-menu-item {
  color: #212529;
}

.context-menu-item:hover {
  background-color: #0d6efd;
  color: #ffffff !important;
}

.context-menu-divider {
  height: 1px;
  margin: 4px 0;
  background-color: rgba(255, 255, 255, 0.1);
}

[data-bs-theme="light"] .context-menu-divider {
  background-color: rgba(0, 0, 0, 0.1);
}

/* Folder Tree Sidebar */
.folder-tree {
  list-style: none;
  padding-left: 0;
}

.folder-tree ul {
  list-style: none;
  padding-left: 18px;
}

.folder-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 12px;
  border-radius: 6px;
  color: inherit;
  text-decoration: none;
  font-size: 0.92rem;
  transition: background-color 0.15s ease;
}

.folder-item:hover, .folder-item.active {
  background-color: rgba(13, 110, 253, 0.15);
  color: #0d6efd;
  font-weight: 500;
}

/* Monospace Masked Inputs */
.masked-font {
  font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
  letter-spacing: 1px;
}

/* Micro-animations */
.btn-icon {
  transition: transform 0.15s ease;
}

.btn-icon:hover {
  transform: scale(1.08);
}

.toast-container {
  z-index: 1090;
}

.tag-badge {
  font-size: 0.75rem;
  padding: 4px 8px;
  border-radius: 12px;
  background-color: rgba(13, 202, 240, 0.12);
  color: #0dcaf0;
  border: 1px solid rgba(13, 202, 240, 0.25);
}

/* Password Strength Meter Bar */
.strength-bar-container {
  height: 6px;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
  overflow: hidden;
}

.strength-bar-fill {
  height: 100%;
  transition: width 0.4s ease, background-color 0.4s ease;
}

/* ==========================================
   MODERN AUTO-HIDING ALERT NOTIFICATIONS
   ========================================== */
.kk-alert-container {
  position: fixed;
  top: 70px;
  right: 24px;
  z-index: 1095;
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 440px;
  width: calc(100% - 48px);
  pointer-events: none;
}

.kk-alert {
  pointer-events: auto;
  position: relative;
  overflow: hidden;
  border-radius: 14px;
  padding: 14px 18px 18px 18px;
  background: var(--kk-card-bg-dark);
  color: #f0f6fc;
  border: 1px solid var(--kk-card-border-dark);
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(16px);
  display: flex;
  align-items: flex-start;
  gap: 14px;
  transform: translateX(120%);
  opacity: 0;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.4s ease;
}

[data-bs-theme="light"] .kk-alert {
  background: #ffffff;
  color: #1f2328;
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.12);
  border: 1px solid rgba(0, 0, 0, 0.1);
}

.kk-alert.show {
  transform: translateX(0);
  opacity: 1;
}

.kk-alert.hiding {
  transform: translateX(120%);
  opacity: 0;
}

.kk-alert-icon {
  font-size: 1.35rem;
  flex-shrink: 0;
  margin-top: 1px;
}

.kk-alert-success {
  border-left: 4px solid #198754;
}
.kk-alert-success .kk-alert-icon {
  color: #2ea043;
}

.kk-alert-danger, .kk-alert-error {
  border-left: 4px solid #dc3545;
}
.kk-alert-danger .kk-alert-icon, .kk-alert-error .kk-alert-icon {
  color: #f85149;
}

.kk-alert-warning {
  border-left: 4px solid #ffc107;
}
.kk-alert-warning .kk-alert-icon {
  color: #d29922;
}

.kk-alert-info, .kk-alert-primary {
  border-left: 4px solid #0dcaf0;
}
.kk-alert-info .kk-alert-icon, .kk-alert-primary .kk-alert-icon {
  color: #58a6ff;
}

.kk-alert-content {
  flex-grow: 1;
  font-size: 0.92rem;
  line-height: 1.45;
  font-weight: 500;
  padding-right: 6px;
}

.kk-alert-title {
  font-weight: 700;
  font-size: 0.82rem;
  text-uppercase: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 2px;
  opacity: 0.85;
}

.kk-alert-close {
  background: none;
  border: none;
  color: #8b949e;
  font-size: 1.15rem;
  cursor: pointer;
  padding: 0;
  line-height: 1;
  transition: color 0.15s ease, transform 0.15s ease;
}

.kk-alert-close:hover {
  color: #f0f6fc;
  transform: scale(1.15);
}

[data-bs-theme="light"] .kk-alert-close:hover {
  color: #1f2328;
}

/* Auto-Hiding Progress Countdown Bar */
.kk-alert-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 3px;
  width: 100%;
  background-color: rgba(255, 255, 255, 0.1);
  overflow: hidden;
}

.kk-alert-progress-bar {
  height: 100%;
  width: 100%;
  background: currentColor;
  transform-origin: left center;
  transition: transform linear;
}

.kk-alert-success .kk-alert-progress-bar { color: #2ea043; }
.kk-alert-danger .kk-alert-progress-bar, .kk-alert-error .kk-alert-progress-bar { color: #f85149; }
.kk-alert-warning .kk-alert-progress-bar { color: #d29922; }
.kk-alert-info .kk-alert-progress-bar, .kk-alert-primary .kk-alert-progress-bar { color: #58a6ff; }