/* ===================================================================
   PROMPT LIBRARY - Glasmorphism Design
   =================================================================== */

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: #0f172a;
  color: #e5e7eb;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Background Video */
.site-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}

.bg-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.4) contrast(1.08) saturate(1.15);
}

/* Main Container */
.library-container {
  position: relative;
  z-index: 1;
  max-width: 1400px;
  margin: 0 auto;
  padding: 40px 20px;
  min-height: 100vh;
}

/* Header */
.library-header {
  text-align: center;
  margin-bottom: 40px;
}

.back-link {
  display: inline-block;
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  font-size: 14px;
  margin-bottom: 20px;
  transition: color 0.2s;
}

.back-link:hover {
  color: #60a5fa;
}

.library-header h1 {
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 800;
  margin-bottom: 12px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.library-subtitle {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.6;
}

/* Controls Section */
.library-controls {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  padding: 24px;
  margin-bottom: 32px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

/* Search Box */
.search-box {
  margin-bottom: 20px;
}

#search-input {
  width: 100%;
  padding: 14px 20px;
  font-size: 15px;
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(148, 163, 184, 0.25);
  border-radius: 12px;
  color: #e5e7eb;
  transition: all 0.2s;
}

#search-input:focus {
  outline: none;
  border-color: rgba(96, 165, 250, 0.5);
  box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.15);
}

#search-input::placeholder {
  color: rgba(255, 255, 255, 0.4);
}

/* Category Filter */
.category-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.filter-btn {
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  color: rgba(255, 255, 255, 0.8);
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}

.filter-btn:hover {
  background: rgba(96, 165, 250, 0.15);
  border-color: rgba(96, 165, 250, 0.3);
  color: #fff;
}

.filter-btn.active {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border-color: transparent;
  color: #fff;
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.filter-btn .count {
  display: inline-block;
  margin-left: 6px;
  padding: 2px 8px;
  font-size: 12px;
  background: rgba(0, 0, 0, 0.2);
  border-radius: 8px;
}

/* Sort Options */
.sort-options {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
}

.sort-options label {
  color: rgba(255, 255, 255, 0.7);
  font-weight: 600;
}

#sort-select {
  padding: 8px 12px;
  font-size: 14px;
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(148, 163, 184, 0.25);
  border-radius: 8px;
  color: #e5e7eb;
  cursor: pointer;
  transition: all 0.2s;
}

#sort-select:focus {
  outline: none;
  border-color: rgba(96, 165, 250, 0.5);
}

/* Loading State */
.loading-state {
  text-align: center;
  padding: 60px 20px;
}

.loader {
  width: 48px;
  height: 48px;
  margin: 0 auto 20px;
  border: 4px solid rgba(96, 165, 250, 0.2);
  border-top-color: #60a5fa;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.loading-state p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 16px;
}

/* Results Info */
.results-info {
  margin-bottom: 20px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
  font-weight: 600;
}

#results-count {
  color: #60a5fa;
}

/* Prompts Grid */
.prompts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
  margin-bottom: 40px;
}

/* Prompt Card */
.prompt-card {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 24px;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
}

.prompt-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
  opacity: 0;
  transition: opacity 0.3s;
}

.prompt-card:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(96, 165, 250, 0.3);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4), 0 0 20px rgba(96, 165, 250, 0.2);
}

.prompt-card:hover::before {
  opacity: 1;
}

/* Featured Badge */
.featured-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  padding: 4px 10px;
  font-size: 11px;
  font-weight: 700;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: #fff;
  border-radius: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  z-index: 1;
}

/* Card Header */
.card-header {
  position: relative;
  margin-bottom: 16px;
}

.card-title {
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
  line-height: 1.3;
}

.card-category {
  display: inline-block;
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 600;
  background: rgba(96, 165, 250, 0.15);
  color: #60a5fa;
  border-radius: 6px;
}

/* Card Body */
.card-prompt {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.6;
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Card Tags */
.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
}

.tag {
  padding: 4px 10px;
  font-size: 11px;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.7);
  border-radius: 6px;
}

/* Card Footer */
.card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.card-rating {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: #fbbf24;
}

.card-uses {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.5);
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 80px 20px;
}

.empty-state p {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 8px;
}

.empty-subtitle {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.4);
}

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: fadeIn 0.2s;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal-content {
  position: relative;
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 24px;
  max-width: 700px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 40px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
  animation: slideUp 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.1);
  border: none;
  border-radius: 8px;
  color: #fff;
  font-size: 20px;
  cursor: pointer;
  transition: all 0.2s;
}

.modal-close:hover {
  background: rgba(239, 68, 68, 0.2);
  color: #ef4444;
}

/* Modal Header */
.modal-header {
  margin-bottom: 24px;
}

#modal-title {
  font-size: 28px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 12px;
  line-height: 1.2;
}

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

.modal-category {
  padding: 6px 12px;
  font-size: 13px;
  font-weight: 600;
  background: rgba(96, 165, 250, 0.15);
  color: #60a5fa;
  border-radius: 8px;
}

.modal-rating {
  font-size: 14px;
  font-weight: 600;
  color: #fbbf24;
}

/* Modal Body */
.modal-body {
  margin-bottom: 24px;
}

.prompt-box {
  position: relative;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 20px;
}

.prompt-box pre {
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.9);
  white-space: pre-wrap;
  word-wrap: break-word;
  margin: 0;
}

.copy-btn {
  position: absolute;
  top: 12px;
  right: 12px;
  padding: 8px 16px;
  font-size: 13px;
  font-weight: 600;
  background: rgba(96, 165, 250, 0.15);
  border: 1px solid rgba(96, 165, 250, 0.3);
  border-radius: 8px;
  color: #60a5fa;
  cursor: pointer;
  transition: all 0.2s;
}

.copy-btn:hover {
  background: rgba(96, 165, 250, 0.25);
  border-color: rgba(96, 165, 250, 0.5);
}

.copy-btn.copied {
  background: rgba(34, 197, 94, 0.15);
  border-color: rgba(34, 197, 94, 0.3);
  color: #22c55e;
}

/* Modal Tags */
.modal-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.modal-tags .tag {
  padding: 6px 14px;
  font-size: 13px;
}

/* Modal Stats */
.modal-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 20px;
}

.stat {
  text-align: center;
  padding: 16px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 12px;
}

.stat-value {
  display: block;
  font-size: 20px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 4px;
}

.stat-label {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.6);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Modal Footer */
.modal-footer {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
}

.btn-secondary,
.btn-primary {
  padding: 12px 24px;
  font-size: 15px;
  font-weight: 600;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.8);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
}

.btn-primary {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: #fff;
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.btn-primary:hover {
  box-shadow: 0 6px 20px rgba(102, 126, 234, 0.6);
  transform: translateY(-2px);
}

/* Toast Notification */
.toast {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  padding: 14px 24px;
  background: rgba(34, 197, 94, 0.95);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  border-radius: 10px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
  z-index: 2000;
  animation: toastSlide 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes toastSlide {
  from {
    opacity: 0;
    transform: translate(-50%, 20px);
  }
  to {
    opacity: 1;
    transform: translate(-50%, 0);
  }
}

/* Responsive */
@media (max-width: 768px) {
  .library-container {
    padding: 24px 16px;
  }

  .library-header h1 {
    font-size: 32px;
  }

  .library-controls {
    padding: 20px;
  }

  .prompts-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .filter-btn {
    font-size: 13px;
    padding: 8px 14px;
  }

  .modal-content {
    padding: 28px 20px;
    border-radius: 20px;
  }

  #modal-title {
    font-size: 24px;
  }

  .modal-footer {
    flex-direction: column;
  }

  .btn-secondary,
  .btn-primary {
    width: 100%;
  }
}

/* Scrollbar Styling */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.05);
}

::-webkit-scrollbar-thumb {
  background: rgba(96, 165, 250, 0.3);
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(96, 165, 250, 0.5);
}