/* ==========================================================================
   Antigravity PDF Encryption Sub-Application Styling - Obsidian Style
   ========================================================================== */

/* 1. Design Tokens & CSS Variables */
:root {
  --bg-dark: #0f131a;
  --bg-card: rgba(26, 33, 46, 0.55);
  --border-color: rgba(255, 255, 255, 0.08);
  --accent-color: #1be6c4; /* Neon Emerald */
  --accent-glow: rgba(27, 230, 196, 0.25);
  
  --blue-color: #3b82f6; /* Sapphire Blue */
  --blue-glow: rgba(59, 130, 246, 0.25);
  
  --success-color: #10b981;
  --error-color: #ef4444;
  --warning-color: #f59e0b;
  
  --text-main: #f3f4f6;
  --text-muted: #9ca3af;
  
  --font-family: 'Outfit', 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --transition-smooth: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* 2. Global Reset & Body */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

/* 3. Background Aurora Glowing Orbs */
.background-decorations {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  overflow: hidden;
}

.glow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.12;
  mix-blend-mode: screen;
  pointer-events: none;
  animation: floatOrb 12s infinite alternate ease-in-out;
}

.orb-1 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--blue-color) 0%, transparent 70%);
  top: -10%;
  right: 15%;
}

.orb-2 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-color) 0%, transparent 70%);
  bottom: -15%;
  left: 5%;
  animation-delay: -4s;
}

@keyframes floatOrb {
  0% { transform: translateY(0) scale(1); }
  100% { transform: translateY(30px) scale(1.08); }
}

/* 4. App Layout Container */
.app-container {
  width: 100%;
  max-width: 1280px;
  padding: 32px 24px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

/* 5. Header Area & Navigation Back Button */
.app-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
  gap: 8px;
}

.nav-back-area {
  align-self: flex-start;
  margin-bottom: 8px;
}

.btn-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--text-muted);
  font-weight: 500;
  font-size: 0.95rem;
  padding: 8px 16px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.04);
  transition: var(--transition-smooth);
}

.btn-back svg {
  width: 16px;
  height: 16px;
  transition: var(--transition-smooth);
}

.btn-back:hover {
  color: var(--accent-color);
  background: rgba(27, 230, 196, 0.05);
  border-color: rgba(27, 230, 196, 0.2);
}

.btn-back:hover svg {
  transform: translateX(-4px);
}

.logo-area {
  display: inline-flex;
  align-items: center;
  gap: 16px;
}

.header-logo-icon {
  width: 38px;
  height: 38px;
  color: var(--blue-color);
  filter: drop-shadow(0 0 8px var(--blue-glow));
}

.app-header h1 {
  font-size: 2.3rem;
  font-weight: 700;
  letter-spacing: -1px;
  background: linear-gradient(135deg, #ffffff 40%, #e2e8f0 75%, var(--blue-color) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.subtitle {
  font-size: 1.05rem;
  color: var(--text-muted);
  font-weight: 400;
  max-width: 700px;
  line-height: 1.5;
}

/* 6. Dashboard Grid Layout */
.app-dashboard {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 28px;
  align-items: start;
}

@media (max-width: 1024px) {
  .app-dashboard {
    grid-template-columns: 1fr;
  }
}

.dashboard-controls-panel {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.dashboard-results-panel {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* 7. Obsidian Premium Cards */
.dashboard-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 18px;
  padding: 28px 24px;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
  transition: var(--transition-smooth);
}

.card-title {
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.5px;
  margin-bottom: 20px;
  color: var(--text-main);
  border-left: 3px solid var(--blue-color);
  padding-left: 10px;
  line-height: 1.2;
}

/* 8. Folder Picker Zone (Dropzone UI) */
.dropzone {
  border: 2px dashed rgba(255, 255, 255, 0.1);
  border-radius: 14px;
  padding: 32px 20px;
  text-align: center;
  background: rgba(255, 255, 255, 0.01);
  transition: var(--transition-smooth);
}

.dropzone-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

.upload-icon {
  width: 48px;
  height: 48px;
  color: var(--blue-color);
  opacity: 0.8;
}

.dropzone-text {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.dropzone-info {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.25);
  letter-spacing: 0.3px;
}

/* Loaded Directory Info state */
.loaded-file-info {
  display: flex;
  flex-direction: column;
  gap: 16px;
  text-align: left;
}

.file-meta {
  display: flex;
  align-items: center;
  gap: 14px;
}

.file-icon {
  width: 32px;
  height: 32px;
  color: var(--blue-color);
  flex-shrink: 0;
}

.file-details {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

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

.file-size {
  font-size: 0.8rem;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-top: 2px;
}

.file-badge {
  background: rgba(59, 130, 246, 0.08);
  border: 1px solid rgba(59, 130, 246, 0.2);
  color: var(--blue-color);
  padding: 6px 12px;
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  align-self: flex-start;
}

/* 9. Forms & Input Elements */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-main);
  letter-spacing: 0.3px;
}

.input-helper {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 2px;
}

.password-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

/* Custom Password Input Box */
input[type="password"],
input[type="text"] {
  width: 100%;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 10px 14px;
  font-family: var(--font-family);
  font-size: 0.9rem;
  color: var(--text-main);
  transition: var(--transition-smooth);
}

.password-input-wrapper input {
  padding-right: 44px; /* Eye button offset */
}

input[type="password"]:focus,
input[type="text"]:focus {
  outline: none;
  border-color: var(--blue-color);
  background: rgba(255, 255, 255, 0.04);
  box-shadow: 0 0 10px rgba(59, 130, 246, 0.15);
}

/* Password Eye Button */
.btn-toggle-pw {
  position: absolute;
  right: 12px;
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-smooth);
  z-index: 2;
}

.btn-toggle-pw:hover {
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.05);
}

.btn-toggle-pw svg {
  width: 18px;
  height: 18px;
}

/* 10. Buttons & Actions */
.actions-wrapper {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.w-full {
  width: 100%;
}

.btn {
  font-family: var(--font-family);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 12px 20px;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: var(--transition-smooth);
}

.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-main);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.btn-secondary:hover:not(:disabled) {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.12);
}

.btn-accent {
  background: linear-gradient(135deg, var(--accent-color) 0%, #10b981 100%);
  color: #111827;
  box-shadow: 0 4px 14px rgba(27, 230, 196, 0.2);
}

.btn-accent:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(27, 230, 196, 0.35);
}

.btn-accent:active:not(:disabled) {
  transform: translateY(0);
}

.btn-icon {
  width: 18px;
  height: 18px;
}

/* 11. Real-time Progress Bar Card */
.progress-card {
  padding: 20px 24px;
  border-color: rgba(59, 130, 246, 0.15);
}

.progress-details {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  margin-bottom: 8px;
}

.progress-label {
  font-weight: 500;
  color: var(--text-main);
}

.progress-percent {
  font-weight: 700;
  color: var(--blue-color);
}

.progress-bar-container {
  height: 6px;
  background: rgba(255, 255, 255, 0.04);
  border-radius: 99px;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  width: 0%;
  border-radius: 99px;
  background: linear-gradient(90deg, var(--bg-dark), var(--blue-color));
  transition: width 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 12. Real-time PDF Explorer Table */
.explorer-card {
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--border-color);
  min-height: 480px;
  display: flex;
  flex-direction: column;
}

.explorer-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.explorer-header .card-title {
  border-left: none;
  padding-left: 0;
  margin-bottom: 0;
}

.explorer-stats {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.explorer-stats strong {
  color: var(--blue-color);
}

.explorer-table-container {
  overflow-y: auto;
  flex: 1;
  max-height: 520px;
}

.explorer-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.explorer-table th,
.explorer-table td {
  padding: 14px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
  font-size: 0.88rem;
  vertical-align: middle;
}

.explorer-table th {
  background: rgba(255, 255, 255, 0.01);
  color: var(--text-muted);
  font-weight: 600;
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid var(--border-color);
}

/* Custom Checkbox Design */
.checkbox-container {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  user-select: none;
  font-size: 0.85rem;
  font-weight: 500;
}

.checkbox-container input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 4px;
  background: rgba(0, 0, 0, 0.3);
  cursor: pointer;
  position: relative;
  transition: var(--transition-smooth);
  padding: 0;
  margin: 0;
  display: inline-block;
  flex-shrink: 0;
}

.checkbox-container input[type="checkbox"]:checked {
  background: var(--blue-color);
  border-color: var(--blue-color);
  box-shadow: 0 0 8px var(--blue-glow);
}

.checkbox-container input[type="checkbox"]:checked::after {
  content: '';
  position: absolute;
  left: 5px;
  top: 1px;
  width: 5px;
  height: 9px;
  border: solid #0f131a;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.checkbox-container:hover input[type="checkbox"] {
  border-color: var(--blue-color);
}

/* Table Name Cell with PDF Icon */
.explorer-file-cell {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.pdf-icon-svg {
  width: 20px;
  height: 20px;
  color: var(--error-color);
  flex-shrink: 0;
}

.explorer-filename {
  font-weight: 500;
  color: var(--text-main);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.explorer-size-text {
  color: var(--text-muted);
}

/* Row-level password input wrapper */
.table-password-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.table-password-wrapper input {
  padding-right: 36px;
  padding-top: 6px;
  padding-bottom: 6px;
  font-size: 0.85rem;
}

.table-password-wrapper .btn-toggle-pw {
  right: 8px;
}

.table-password-wrapper .btn-toggle-pw svg {
  width: 14px;
  height: 14px;
}

/* Table Status Message Badges */
.status-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.78rem;
  font-weight: 600;
  line-height: 1;
}

.status-standby {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--text-muted);
}

.status-running {
  background: rgba(59, 130, 246, 0.08);
  border: 1px solid rgba(59, 130, 246, 0.2);
  color: var(--blue-color);
  animation: pulseRunning 1.5s infinite ease-in-out;
}

.status-success {
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.2);
  color: var(--success-color);
}

.status-error {
  background: rgba(239, 68, 68, 0.08);
  border: 1px solid rgba(239, 68, 68, 0.2);
  color: var(--error-color);
}

@keyframes pulseRunning {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

/* Empty State Styling */
.empty-state {
  text-align: center;
  padding: 64px 20px !important;
  color: var(--text-muted);
}

.empty-icon {
  width: 44px;
  height: 44px;
  color: rgba(255, 255, 255, 0.1);
  margin-bottom: 12px;
}

.empty-state p {
  font-size: 0.9rem;
  line-height: 1.5;
}

/* 13. Footer Area */
.app-footer {
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  padding-top: 24px;
  margin-top: 8px;
}

.app-footer p {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.2);
  letter-spacing: 0.5px;
}