/**
 * Guestbook Styles
 * Colorful design using pastel palette
 */

/* ============================================
   Color Variables - Pastel Palette
   ============================================ */
:root {
  --gb-purple: #ece8f0;
  --gb-purple-border: #dcd4e0;
  --gb-green: #e0e8e4;
  --gb-green-border: #c8d4d0;
  --gb-blue: #e8ecf4;
  --gb-blue-border: #d0d8e8;
  --gb-peach: #f0ece8;
  --gb-peach-border: #e0d8d0;
  --gb-slate: #d4dce6;
  --gb-slate-border: #c0cad6;
  --gb-gray: #e8eaec;
  --gb-gray-border: #d4d8dc;
  --gb-coral: #f8e8e8;
  --gb-coral-border: #e8d0d0;
  --gb-mint: #e8f4f0;
  --gb-mint-border: #c8e0d8;
  --gb-lavender: #f0e8f4;
  --gb-lavender-border: #d8c8e0;
  --gb-cream: #f8f4e8;
  --gb-cream-border: #e8e0c8;
}

/* ============================================
   Page Header
   ============================================ */
.guestbook-header {
  padding: 2rem 1rem;
  background: linear-gradient(135deg, var(--gb-purple) 0%, var(--gb-blue) 50%, var(--gb-mint) 100%);
  border-radius: 16px;
  margin-bottom: 2rem;
}

.text-gradient {
  background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a855f7 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ============================================
   Login Prompt
   ============================================ */
.login-prompt .alert {
  background: linear-gradient(135deg, var(--gb-blue) 0%, var(--gb-lavender) 100%);
  border: 1px solid var(--gb-blue-border);
  border-radius: 12px;
}

/* ============================================
   Topic Cards - Index Page
   ============================================ */
.topic-card {
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
  transition: all 0.2s ease;
  border: 1px solid transparent;
}

.topic-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
}

.topic-color-1 { background: var(--gb-purple); border-color: var(--gb-purple-border); }
.topic-color-2 { background: var(--gb-green); border-color: var(--gb-green-border); }
.topic-color-3 { background: var(--gb-blue); border-color: var(--gb-blue-border); }
.topic-color-4 { background: var(--gb-peach); border-color: var(--gb-peach-border); }
.topic-color-5 { background: var(--gb-mint); border-color: var(--gb-mint-border); }
.topic-color-6 { background: var(--gb-lavender); border-color: var(--gb-lavender-border); }

.topic-title {
  margin-bottom: 0.5rem;
}

.topic-title a {
  color: #1e293b;
  text-decoration: none;
  transition: color 0.15s;
}

.topic-title a:hover {
  color: #6366f1;
}

.topic-meta i {
  margin-right: 4px;
}

/* ============================================
   Topic Header - Topic Page
   ============================================ */
.topic-header {
  background: linear-gradient(135deg, var(--gb-slate) 0%, var(--gb-blue) 100%);
  padding: 1.5rem;
  border-radius: 12px;
  border: 1px solid var(--gb-slate-border);
}

.sort-controls .btn {
  border-radius: 20px;
}

/* ============================================
   Topic Body
   ============================================ */
.topic-body {
  background: #fff;
  border: 1px solid var(--gb-gray-border);
  border-radius: 12px;
}

.topic-body .card-body {
  padding: 1.5rem;
}

.formatted-content {
  line-height: 1.7;
  color: #374151;
}

.formatted-content a {
  color: #6366f1;
  text-decoration: none;
}

.formatted-content a:hover {
  text-decoration: underline;
}

/* ============================================
   Replies Section
   ============================================ */
.replies-section {
  margin-top: 2rem;
}

.replies-container {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

/* ============================================
   Reply Cards
   ============================================ */
.reply-card {
  background: #fff;
  border: 1px solid var(--gb-gray-border);
  border-radius: 12px;
  padding: 1rem 1.25rem;
  transition: all 0.2s ease;
}

.reply-card:hover {
  border-color: var(--gb-blue-border);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

/* Alternating colors for replies */
.reply-card:nth-child(6n+1) { background: var(--gb-purple); border-color: var(--gb-purple-border); }
.reply-card:nth-child(6n+2) { background: var(--gb-green); border-color: var(--gb-green-border); }
.reply-card:nth-child(6n+3) { background: var(--gb-peach); border-color: var(--gb-peach-border); }
.reply-card:nth-child(6n+4) { background: var(--gb-mint); border-color: var(--gb-mint-border); }
.reply-card:nth-child(6n+5) { background: var(--gb-cream); border-color: var(--gb-cream-border); }
.reply-card:nth-child(6n+0) { background: var(--gb-lavender); border-color: var(--gb-lavender-border); }

.reply-new {
  border-left: 4px solid #22c55e !important;
}

.reply-pending {
  opacity: 0.75;
  border-left: 4px solid #f59e0b !important;
}

.reply-nested {
  margin-left: 2rem;
  border-left: 3px solid var(--gb-slate-border);
}

.reply-header {
  margin-bottom: 0.75rem;
}

.author-name {
  font-weight: 600;
  color: #1e293b;
}

.reply-time {
  font-size: 0.85em;
}

.reply-body {
  margin-bottom: 0.75rem;
}

.reply-footer {
  padding-top: 0.5rem;
  border-top: 1px solid rgba(0, 0, 0, 0.05);
}

/* Nested replies */
.nested-replies {
  margin-top: 1rem;
  padding-left: 1rem;
  border-left: 2px solid var(--gb-slate-border);
}

.nested-replies .reply-card {
  margin-top: 0.75rem;
}

/* ============================================
   Vote Buttons
   ============================================ */
.vote-buttons {
  display: flex;
  gap: 0.5rem;
}

.vote-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid rgba(0, 0, 0, 0.1);
  color: #64748b;
  font-size: 0.85em;
  transition: all 0.15s;
}

.vote-btn:hover {
  background: #fff;
  border-color: #6366f1;
  color: #6366f1;
}

.vote-btn.voted {
  background: #6366f1;
  border-color: #6366f1;
  color: #fff;
}

.vote-count {
  font-weight: 600;
}

/* ============================================
   Comment Form
   ============================================ */
.comment-form-card {
  background: linear-gradient(135deg, #fff 0%, var(--gb-gray) 100%);
  border: 1px solid var(--gb-gray-border);
  border-radius: 12px;
  padding: 1.5rem;
}

.comment-form-card .form-control {
  border-radius: 8px;
  border: 1px solid var(--gb-gray-border);
}

.comment-form-card .form-control:focus {
  border-color: #6366f1;
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

.reply-to-indicator {
  margin-bottom: 0.5rem;
}

.reply-to-indicator .badge {
  font-weight: 500;
}

/* ============================================
   Smiley Picker
   ============================================ */
.smiley-picker {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  padding: 8px;
  background: rgba(255, 255, 255, 0.6);
  border-radius: 8px;
  border: 1px solid var(--gb-gray-border);
}

.smiley-btn {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-size: 1.25em;
  transition: all 0.15s;
}

.smiley-btn:hover {
  background: var(--gb-purple);
  transform: scale(1.2);
}

/* ============================================
   Preview Section
   ============================================ */
.preview-section .card {
  border-radius: 8px;
}

.preview-content {
  max-height: 200px;
  overflow-y: auto;
}

/* ============================================
   See Latest / Go to Latest
   ============================================ */
.see-latest-link {
  color: #6366f1;
  text-decoration: none;
  font-size: 0.9em;
  transition: all 0.2s;
}

.see-latest-link:hover {
  color: #4f46e5;
  text-decoration: underline;
}

.see-latest-link i {
  transition: transform 0.3s ease;
}

.see-latest-link:hover i {
  transform: translateY(3px);
}

.go-to-btn {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 1000;
  border-radius: 25px;
  padding: 0.5rem 1rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* ============================================
   Empty State
   ============================================ */
.empty-state,
.empty-replies {
  padding: 3rem 1rem;
}

.empty-state i,
.empty-replies i {
  color: var(--gb-slate-border);
}

/* ============================================
   Snipboard Link
   ============================================ */
.snipboard-hint a {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.snipboard-hint a:hover {
  color: #6366f1 !important;
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 768px) {
  .guestbook-header {
    padding: 1.5rem 1rem;
  }

  .topic-header {
    padding: 1rem;
  }

  .sort-controls {
    margin-top: 1rem;
    width: 100%;
  }

  .sort-controls .btn-group {
    width: 100%;
  }

  .reply-nested {
    margin-left: 1rem;
  }

  .go-to-btn {
    bottom: 1rem;
    right: 1rem;
  }

  .smiley-btn {
    width: 36px;
    height: 36px;
  }
}

/* ============================================
   Animations
   ============================================ */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.reply-card {
  animation: fadeIn 0.3s ease;
}