/* ==========================================================================
   ALL IN ONE HUB - STYLESHEET
   Design System: Dark Glassmorphism, Dynamic Gradients, Responsive Launchpad
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

:root {
  /* Color Palette */
  --bg-dark: #090d16;
  --bg-card: rgba(18, 25, 41, 0.7);
  --bg-card-hover: rgba(28, 38, 62, 0.85);
  --bg-glass: rgba(255, 255, 255, 0.04);
  --border-glass: rgba(255, 255, 255, 0.1);
  --border-glass-hover: rgba(255, 255, 255, 0.25);
  
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  
  --accent-primary: #6366f1;
  --accent-glow: rgba(99, 102, 241, 0.4);
  
  /* Gradients for Folder Cards */
  --g-blue: linear-gradient(135deg, #2563eb, #3b82f6, #60a5fa);
  --g-emerald: linear-gradient(135deg, #059669, #10b981, #34d399);
  --g-purple: linear-gradient(135deg, #7c3aed, #8b5cf6, #a78bfa);
  --g-amber: linear-gradient(135deg, #d97706, #f59e0b, #fbbf24);
  --g-orange: linear-gradient(135deg, #ea580c, #f97316, #fb923c);
  --g-rose: linear-gradient(135deg, #e11d48, #f43f5e, #fb7185);
  --g-cyan: linear-gradient(135deg, #0891b2, #06b6d4, #22d3ee);

  /* Geometry & Shadows */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-xl: 28px;
  
  --shadow-glass: 0 12px 40px 0 rgba(0, 0, 0, 0.45);
  --shadow-glow: 0 0 25px rgba(99, 102, 241, 0.35);
  
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
  background-image: 
    radial-gradient(circle at 15% 15%, rgba(99, 102, 241, 0.15) 0%, transparent 40%),
    radial-gradient(circle at 85% 75%, rgba(14, 165, 233, 0.12) 0%, transparent 45%),
    radial-gradient(circle at 50% 50%, rgba(236, 72, 153, 0.08) 0%, transparent 50%);
  background-attachment: fixed;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Outfit', sans-serif;
}

/* App Container */
.app-container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 24px 32px 60px 32px;
}

/* Header Component */
.header-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 28px;
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-glass);
  margin-bottom: 28px;
}

.brand-section {
  display: flex;
  align-items: center;
  gap: 16px;
}

.logo-badge {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, #6366f1, #a855f7, #ec4899);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  box-shadow: var(--shadow-glow);
  animation: pulse-glow 4s ease-in-out infinite alternate;
}

@keyframes pulse-glow {
  0% { box-shadow: 0 0 15px rgba(99, 102, 241, 0.3); }
  100% { box-shadow: 0 0 30px rgba(236, 72, 153, 0.5); }
}

.brand-text h1 {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.5px;
  background: linear-gradient(135deg, #ffffff 0%, #cbd5e1 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-text p {
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 400;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 18px;
}

.status-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-glass);
  border-radius: 30px;
  font-size: 13px;
  color: var(--text-secondary);
}

.status-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background-color: #10b981;
  box-shadow: 0 0 10px #10b981;
  animation: blink 2s infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background: linear-gradient(135deg, #6366f1, #4f46e5);
  color: #ffffff;
  font-weight: 600;
  font-size: 14px;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.35);
  transition: var(--transition-fast);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.5);
  background: linear-gradient(135deg, #4f46e5, #4338ca);
}

/* Control Toolbar & Filters */
.toolbar-section {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 32px;
}

.search-box-wrapper {
  position: relative;
  width: 100%;
}

.search-input {
  width: 100%;
  padding: 16px 20px 16px 52px;
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 15px;
  outline: none;
  transition: var(--transition-fast);
}

.search-input:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 20px rgba(99, 102, 241, 0.25);
  background: rgba(22, 31, 52, 0.85);
}

.search-icon {
  position: absolute;
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 18px;
  color: var(--text-muted);
  pointer-events: none;
}

.categories-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 6px;
}

.category-chip {
  padding: 8px 18px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-glass);
  border-radius: 30px;
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  transition: var(--transition-fast);
}

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

.category-chip.active {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

/* Cards Launchpad Grid */
.grid-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 24px;
}

/* Folder Card Component */
.folder-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), border-color 0.3s ease, box-shadow 0.3s ease;
}

.folder-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--card-gradient, var(--g-blue));
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.folder-card:hover {
  transform: translateY(-8px);
  border-color: var(--border-glass-hover);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.5), 0 0 20px rgba(99, 102, 241, 0.2);
}

/* Folder Header */
.folder-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 16px;
}

.icon-wrapper {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  background: var(--card-gradient, var(--g-blue));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 30px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
  transition: var(--transition-fast);
}

.folder-card:hover .icon-wrapper {
  transform: scale(1.08) rotate(-3deg);
}

.card-actions-top {
  display: flex;
  gap: 8px;
}

.btn-icon-sm {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-glass);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 14px;
  transition: var(--transition-fast);
}

.btn-icon-sm:hover {
  background: rgba(255, 255, 255, 0.15);
  color: var(--text-primary);
}

/* Folder Body */
.folder-body {
  flex-grow: 1;
  margin-bottom: 20px;
}

.category-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.folder-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
  line-height: 1.3;
}

.folder-desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tag-badge {
  padding: 4px 10px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 6px;
  font-size: 11px;
  color: var(--text-muted);
}

/* Folder Footer */
.folder-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.url-preview {
  font-size: 12px;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 140px;
}

.btn-launch {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
  transition: var(--transition-fast);
}

.folder-card:hover .btn-launch {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  box-shadow: 0 4px 14px rgba(99, 102, 241, 0.4);
}

/* Modal Viewport Frame */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(5, 8, 16, 0.85);
  backdrop-filter: blur(16px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-viewport-box {
  width: 92vw;
  height: 90vh;
  background: var(--bg-dark);
  border: 1px solid var(--border-glass-hover);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.8);
  overflow: hidden;
}

.modal-header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  background: #0e1526;
  border-bottom: 1px solid var(--border-glass);
}

.modal-title-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.modal-app-icon {
  font-size: 20px;
}

.modal-app-title {
  font-size: 16px;
  font-weight: 700;
}

.modal-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.iframe-container {
  flex-grow: 1;
  width: 100%;
  height: 100%;
  background: #ffffff;
}

.iframe-container iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* Edit / Add Modal Form */
.modal-form-box {
  width: 520px;
  max-width: 90vw;
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-glass-hover);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-glass);
}

.form-group {
  margin-bottom: 18px;
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 12px 16px;
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 14px;
  outline: none;
  font-family: inherit;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--accent-primary);
}

.form-row {
  display: flex;
  gap: 14px;
}

/* Selettore icone — struttura funzionale minima, riusa le variabili del tema.
   La rifinitura estetica (misure, densità della griglia, stato selezionato)
   è in carico ad Antigravity. */
.icon-picker {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  max-height: 148px;
  overflow-y: auto;
  padding: 10px;
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
}

.icon-option {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
  background: var(--bg-glass);
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast), border-color var(--transition-fast);
}

.icon-option:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-glass-hover);
}

.icon-option.selected {
  background: var(--accent-glow);
  border-color: var(--accent-primary);
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 24px;
}

.btn-secondary {
  padding: 10px 18px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-weight: 600;
  cursor: pointer;
}

/* Empty State */
.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}

.empty-icon {
  font-size: 48px;
  margin-bottom: 16px;
}

/* Responsive Rules */
@media (max-width: 768px) {
  .app-container {
    padding: 16px;
  }
  .header-bar {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }
  .header-actions {
    width: 100%;
    justify-content: space-between;
    flex-wrap: wrap;
  }
  .grid-container {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   LOGIN SCREEN - MAGIC LINK
   ========================================================================== */
.login-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.login-card {
  width: 100%;
  max-width: 440px;
  background: var(--bg-card);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--border-glass-hover);
  border-radius: var(--radius-xl);
  padding: 48px 40px;
  box-shadow: 0 32px 80px rgba(0, 0, 0, 0.6), var(--shadow-glow);
  text-align: center;
  animation: fadeInUp 0.5s ease;
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

.login-title {
  font-size: 32px;
  font-weight: 800;
  background: linear-gradient(135deg, #ffffff 0%, #cbd5e1 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 10px;
}

.login-subtitle {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 32px;
  line-height: 1.6;
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.login-feedback {
  margin-top: 20px;
  padding: 14px 18px;
  border-radius: var(--radius-md);
  font-size: 14px;
  line-height: 1.5;
  text-align: left;
}
.login-feedback.success {
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.4);
  color: #6ee7b7;
}
.login-feedback.error {
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.4);
  color: #fca5a5;
}
.login-feedback.info {
  background: rgba(99, 102, 241, 0.15);
  border: 1px solid rgba(99, 102, 241, 0.4);
  color: #a5b4fc;
}

/* ==========================================================================
   USER BADGE & LOGOUT BUTTON
   ========================================================================== */
.user-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(99, 102, 241, 0.15);
  border: 1px solid rgba(99, 102, 241, 0.35);
  border-radius: 30px;
  font-size: 13px;
  color: #a5b4fc;
  font-weight: 500;
}

.user-badge-icon {
  font-size: 15px;
}

.btn-logout {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.35);
  border-radius: var(--radius-md);
  color: #fca5a5;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-fast);
}

.btn-logout:hover {
  background: rgba(239, 68, 68, 0.25);
  border-color: rgba(239, 68, 68, 0.6);
  transform: translateY(-1px);
}