/* ==========================================================================
   Design System & Base Styles
   ========================================================================== */
:root {
  /* Colors */
  --bg-gradient: linear-gradient(135deg, #0a0712 0%, #120e25 50%, #05030a 100%);
  --surface-glass: rgba(20, 16, 38, 0.65);
  --surface-glass-hover: rgba(28, 23, 54, 0.8);
  --border-glass: rgba(255, 255, 255, 0.06);
  --border-glass-focus: rgba(138, 43, 226, 0.4);
  
  --text-primary: #ffffff;
  --text-secondary: #a0aec0;
  --text-muted: #718096;
  
  --accent-purple: #9d4edd;
  --accent-purple-glow: rgba(157, 78, 221, 0.4);
  --accent-cyan: #00f2fe;
  --accent-cyan-glow: rgba(0, 242, 254, 0.3);
  --accent-pink: #ff007f;
  
  --success: #10b981;
  --error: #ef4444;
  --warning: #f59e0b;
  
  /* Fonts */
  --font-main: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --font-display: 'Outfit', system-ui, -apple-system, sans-serif;
  
  /* Layout */
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --shadow-main: 0 10px 40px -10px rgba(0, 0, 0, 0.5);
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: var(--font-main);
  background: var(--bg-gradient);
  color: var(--text-primary);
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  overflow-x: hidden;
  position: relative;
}

/* Background Blobs */
.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  z-index: -1;
  opacity: 0.15;
  pointer-events: none;
}

.blob-1 {
  width: 500px;
  height: 500px;
  background: var(--accent-purple);
  top: -10%;
  right: -5%;
}

.blob-2 {
  width: 600px;
  height: 600px;
  background: var(--accent-cyan);
  bottom: -10%;
  left: -10%;
}

/* ==========================================================================
   Typography & Elements
   ========================================================================== */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
}

p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

a {
  color: var(--accent-cyan);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: #5cf2ff;
}

.accent-text {
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Hide helper class */
.hidden {
  display: none !important;
}

/* ==========================================================================
   Reusable UI Components
   ========================================================================== */

/* Glassmorphism Cards */
.glass-card {
  background: var(--surface-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-main);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transition: border-color var(--transition-fast), transform var(--transition-normal);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-main);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  color: #fff;
  text-align: center;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-purple) 100%);
  box-shadow: 0 4px 15px var(--accent-cyan-glow);
}

.btn-primary:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 242, 254, 0.4), 0 0 15px rgba(157, 78, 221, 0.3);
}

.btn-primary:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-glass);
}

.btn-secondary:hover:not(:disabled) {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
}

.btn-accent {
  background: linear-gradient(135deg, var(--accent-purple) 0%, var(--accent-pink) 100%);
  box-shadow: 0 4px 15px var(--accent-purple-glow);
}

.btn-accent:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--accent-purple-glow);
}

.btn-large {
  padding: 14px 28px;
  font-size: 1.05rem;
  border-radius: var(--radius-lg);
}

.btn-small {
  padding: 6px 12px;
  font-size: 0.8rem;
  border-radius: var(--radius-sm);
}

.btn-block {
  width: 100%;
}

.btn-icon {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 1.1rem;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.btn-icon:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-primary);
}

/* Badges */
.badge {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border-glass);
}

.badge-admin {
  background: rgba(157, 78, 221, 0.2);
  border-color: rgba(157, 78, 221, 0.4);
  color: #d8b4fe;
}

/* Inputs & Forms */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  font-family: var(--font-main);
  font-size: 0.95rem;
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.form-control:focus {
  outline: none;
  background: rgba(255, 255, 255, 0.06);
  border-color: var(--accent-purple);
  box-shadow: 0 0 10px rgba(157, 78, 221, 0.25);
}

/* Custom Checkbox */
.checkbox-container {
  display: flex;
  align-items: center;
  position: relative;
  padding-left: 28px;
  cursor: pointer;
  font-size: 0.9rem;
  user-select: none;
  color: var(--text-secondary);
}

.checkbox-container input {
  position: absolute;
  opacity: 0;
  cursor: pointer;
  height: 0;
  width: 0;
}

.checkbox-checkmark {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  left: 0;
  height: 18px;
  width: 18px;
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-glass);
  border-radius: 4px;
  transition: all var(--transition-fast);
}

.checkbox-container:hover input ~ .checkbox-checkmark {
  background-color: rgba(255, 255, 255, 0.1);
}

.checkbox-container input:checked ~ .checkbox-checkmark {
  background-color: var(--accent-purple);
  border-color: var(--accent-purple);
}

.checkbox-checkmark:after {
  content: "";
  position: absolute;
  display: none;
}

.checkbox-container input:checked ~ .checkbox-checkmark:after {
  display: block;
}

.checkbox-container .checkbox-checkmark:after {
  left: 6px;
  top: 2px;
  width: 4px;
  height: 9px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

/* Custom Radio Buttons */
.radio-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 8px;
}

.radio-container {
  display: flex;
  align-items: center;
  position: relative;
  padding-left: 28px;
  cursor: pointer;
  font-size: 0.9rem;
  user-select: none;
  color: var(--text-secondary);
}

.radio-container input {
  position: absolute;
  opacity: 0;
  cursor: pointer;
}

.radio-checkmark {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  left: 0;
  height: 18px;
  width: 18px;
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-glass);
  border-radius: 50%;
  transition: all var(--transition-fast);
}

.radio-container:hover input ~ .radio-checkmark {
  background-color: rgba(255, 255, 255, 0.1);
}

.radio-container input:checked ~ .radio-checkmark {
  background-color: var(--accent-cyan);
  border-color: var(--accent-cyan);
}

.radio-checkmark:after {
  content: "";
  position: absolute;
  display: none;
}

.radio-container input:checked ~ .radio-checkmark:after {
  display: block;
}

.radio-container .radio-checkmark:after {
  top: 5px;
  left: 5px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #000;
}

/* ==========================================================================
   Toasts & Alerts
   ========================================================================== */
.toast-container {
  position: fixed;
  top: 24px;
  right: 24px;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 400px;
  width: calc(100vw - 48px);
}

.toast {
  background: rgba(18, 14, 33, 0.85);
  border-left: 4px solid var(--accent-purple);
  border-radius: var(--radius-sm);
  padding: 16px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(10px);
  display: flex;
  align-items: flex-start;
  gap: 12px;
  animation: slideIn 0.3s ease-out;
  transition: opacity 0.3s, transform 0.3s;
}

.toast.success { border-left-color: var(--success); }
.toast.error { border-left-color: var(--error); }
.toast.warning { border-left-color: var(--warning); }

.toast-icon {
  font-size: 1.2rem;
  margin-top: 2px;
}
.toast.success .toast-icon { color: var(--success); }
.toast.error .toast-icon { color: var(--error); }
.toast.warning .toast-icon { color: var(--warning); }

.toast-content {
  flex-grow: 1;
}

.toast-title {
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 2px;
}

.toast-message {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.toast-close {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.9rem;
}

.toast-close:hover {
  color: var(--text-primary);
}

@keyframes slideIn {
  from { transform: translateX(120%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* ==========================================================================
   Page Layout & Wrapper
   ========================================================================== */
.container {
  width: 100%;
  max-width: 1200px;
  padding: 40px 20px;
  margin: 0 auto;
}

/* ==========================================================================
   Auth Screen
   ========================================================================== */
.auth-card {
  max-width: 480px;
  margin: 10vh auto;
  padding: 60px 40px;
  text-align: center;
}

.logo {
  margin-bottom: 30px;
}

.icon-logo {
  font-size: 4.5rem;
  background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-purple) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 20px;
}

.auth-card h1 {
  font-size: 2.8rem;
  margin-bottom: 8px;
}

.subtitle {
  margin-bottom: 40px;
  font-size: 1.1rem;
}

.footer-note {
  margin-top: 50px;
  border-top: 1px solid var(--border-glass);
  padding-top: 20px;
}

.footer-note p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ==========================================================================
   Dashboard Layout
   ========================================================================== */
.dashboard-layout {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* Top Navbar */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 28px;
  border-radius: var(--radius-md);
}

.navbar-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.icon-logo-small {
  font-size: 1.8rem;
  background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-purple) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.navbar-logo h2 {
  font-size: 1.4rem;
}

.navbar-user {
  display: flex;
  align-items: center;
  gap: 24px;
}

.user-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.user-info .email {
  font-weight: 600;
  font-size: 0.95rem;
}

/* Main Grid */
.dashboard-grid {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 24px;
}

@media (max-width: 900px) {
  .dashboard-grid {
    grid-template-columns: 1fr;
  }
}

.col-actions {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.panel {
  padding: 24px;
}

.panel-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--border-glass);
  padding-bottom: 16px;
}

.panel-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--border-glass);
  padding-bottom: 16px;
}

.panel-header-title {
  display: flex;
  align-items: center;
  gap: 12px;
}

.panel-icon {
  font-size: 1.3rem;
  color: var(--accent-purple);
}

.panel h3 {
  font-size: 1.15rem;
}

/* Drag & Drop Upload Zone */
.drop-zone {
  border: 2px dashed rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.01);
  border-radius: var(--radius-md);
  padding: 40px 20px;
  text-align: center;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  margin-bottom: 20px;
}

.drop-zone:hover, .drop-zone.dragover {
  border-color: var(--accent-cyan);
  background: rgba(0, 242, 254, 0.03);
}

.upload-placeholder-icon {
  font-size: 2.5rem;
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

.drop-zone:hover .upload-placeholder-icon, .drop-zone.dragover .upload-placeholder-icon {
  color: var(--accent-cyan);
}

.btn-file {
  margin-top: 8px;
}

.selected-file-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: rgba(255, 255, 255, 0.04);
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-glass);
  width: 100%;
}

#selected-file-name {
  font-weight: 600;
  font-size: 0.85rem;
  word-break: break-all;
}

#selected-file-size {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.upload-options {
  margin-bottom: 20px;
}

.option-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 10px;
}

/* Progress Bar */
.progress-container {
  margin-top: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.progress-bar-wrapper {
  flex-grow: 1;
  background: rgba(255, 255, 255, 0.08);
  height: 6px;
  border-radius: 10px;
  overflow: hidden;
}

.progress-bar {
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-purple));
  height: 100%;
  border-radius: 10px;
  transition: width var(--transition-fast);
}

#upload-progress-text {
  font-size: 0.8rem;
  font-weight: 700;
  min-width: 32px;
  text-align: right;
}

/* ==========================================================================
   File List / Dashboard Right Panel
   ========================================================================== */
.full-height-panel {
  display: flex;
  flex-direction: column;
  min-height: 500px;
  height: 100%;
}

.search-filter-bar {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 20px;
}

.search-box {
  position: relative;
}

.search-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 0.95rem;
}

.search-box input {
  padding-left: 44px;
}

/* Filters */
.filter-tabs {
  display: flex;
  gap: 8px;
  border-bottom: 1px solid var(--border-glass);
  padding-bottom: 4px;
  overflow-x: auto;
}

.filter-tab {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-family: var(--font-main);
  font-weight: 600;
  font-size: 0.85rem;
  padding: 8px 16px;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.filter-tab:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.04);
}

.filter-tab.active {
  color: var(--accent-cyan);
  background: rgba(0, 242, 254, 0.08);
}

/* File items rendering */
.file-list-wrapper {
  flex-grow: 1;
  position: relative;
  overflow-y: auto;
  max-height: 600px;
}

.loading-indicator, .empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 60px 20px;
  text-align: center;
}

.loading-icon {
  font-size: 2rem;
  color: var(--accent-purple);
}

.empty-icon {
  font-size: 3rem;
  color: var(--text-muted);
}

.empty-state p {
  font-weight: 600;
  color: var(--text-secondary);
}

.empty-state span {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* File List Grid */
.file-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.file-item {
  display: grid;
  grid-template-columns: auto auto 1fr auto;
  align-items: center;
  gap: 16px;
  padding: 14px 20px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.file-item:hover {
  background: var(--surface-glass-hover);
  border-color: rgba(255, 255, 255, 0.12);
  transform: translateX(4px);
}

.file-type-icon-wrapper {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
}

/* Color codes for file types */
.type-pdf { background: rgba(239, 68, 68, 0.1); color: #f87171; }
.type-image { background: rgba(59, 130, 246, 0.1); color: #60a5fa; }
.type-code { background: rgba(16, 185, 129, 0.1); color: #34d399; }
.type-archive { background: rgba(245, 158, 11, 0.1); color: #fbbf24; }
.type-document { background: rgba(138, 43, 226, 0.1); color: #a78bfa; }
.type-default { background: rgba(255, 255, 255, 0.05); color: var(--text-secondary); }

.file-details {
  display: flex;
  flex-direction: column;
  gap: 4px;
  overflow: hidden;
}

.file-name {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  word-break: break-all;
}

.file-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 16px;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.file-meta-item {
  display: flex;
  align-items: center;
  gap: 4px;
}

.file-space-badge {
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
}

.file-space-badge.personal {
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.file-space-badge.shared {
  background: rgba(0, 242, 254, 0.15);
  color: #5cf2ff;
  border: 1px solid rgba(0, 242, 254, 0.2);
}

.file-space-badge.admin-view {
  background: rgba(157, 78, 221, 0.15);
  color: #d8b4fe;
  border: 1px solid rgba(157, 78, 221, 0.2);
}

/* ==========================================================================
   Folder Explorer & Breadcrumbs Styles
   ========================================================================== */
.breadcrumbs-container {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  padding: 10px 16px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  overflow-x: auto;
}

.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.breadcrumb-item {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  white-space: nowrap;
  font-weight: 500;
  transition: color var(--transition-fast);
}

.breadcrumb-item:hover {
  color: var(--accent-cyan);
}

.breadcrumb-item.active {
  color: var(--text-primary);
  cursor: default;
  font-weight: 700;
}

.breadcrumb-separator {
  color: var(--text-muted);
  font-size: 0.75rem;
  user-select: none;
}

.panel-header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* S3 Folder Styling */
.type-folder {
  background: rgba(245, 158, 11, 0.15) !important;
  color: #fbbf24 !important;
}

.file-item.is-folder {
  cursor: pointer;
}

/* File Actions Row */
.file-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ==========================================================================
   Multiple File Upload & Queue
   ========================================================================== */
.or-divider {
  display: block;
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  margin: 4px 0;
}

.upload-btn-group {
  display: flex;
  gap: 12px;
  width: 100%;
  justify-content: center;
}

.progress-info-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  margin-bottom: 6px;
  font-weight: 600;
}

.upload-queue-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 12px;
  max-height: 120px;
  overflow-y: auto;
  padding-right: 4px;
}

.queue-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(255, 255, 255, 0.03);
  padding: 6px 12px;
  border-radius: 4px;
  font-size: 0.75rem;
  border: 1px solid var(--border-glass);
}

.queue-item-name {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 180px;
  color: var(--text-secondary);
}

.queue-item-progress {
  font-weight: 700;
  color: var(--accent-cyan);
}

/* ==========================================================================
   Modal Dialogs
   ========================================================================== */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(5, 3, 10, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.modal-content {
  position: relative;
  width: 90%;
  max-width: 485px;
  background: var(--surface-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
  padding: 28px;
  z-index: 2001;
  animation: modalScaleUp 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes modalScaleUp {
  from { transform: scale(0.9); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-glass);
  padding-bottom: 16px;
  margin-bottom: 20px;
}

.modal-header h3 {
  font-size: 1.2rem;
  font-family: var(--font-display);
}

.btn-modal-close {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1.2rem;
  transition: color var(--transition-fast);
}

.btn-modal-close:hover {
  color: var(--text-primary);
}

.modal-body {
  margin-bottom: 24px;
}

.move-info-text {
  font-size: 0.9rem;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.03);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-glass);
  margin-bottom: 16px;
  word-break: break-all;
}

.form-hint {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 6px;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  border-top: 1px solid var(--border-glass);
  padding-top: 20px;
}

/* ==========================================================================
   Batch Actions Bar
   ========================================================================== */
.batch-actions-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(24, 20, 48, 0.85);
  border: 1px solid var(--border-glass-focus);
  border-radius: var(--radius-md);
  padding: 12px 24px;
  margin-bottom: 20px;
  box-shadow: 0 8px 32px rgba(157, 78, 221, 0.15);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  animation: batchBarSlideDown 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes batchBarSlideDown {
  from { transform: translateY(-10px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.batch-left {
  display: flex;
  align-items: center;
  gap: 20px;
}

#batch-selected-count {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent-cyan);
  text-shadow: 0 0 8px var(--accent-cyan-glow);
}

.batch-buttons {
  display: flex;
  gap: 12px;
}

.file-item-checkbox-container {
  padding-left: 18px !important;
  margin-right: -4px;
}