:root {
  --bg-app: #FAF7F2;
  --bg-panel: #FFFFFF;
  --bg-panel-subtle: #F6F3EC;
  --text-main: #1E293B;
  --text-muted: #64748B;
  --ink-border: #334155;
  
  --shadow-sm: 2px 2px 0px var(--ink-border);
  --shadow-md: 3px 3px 0px var(--ink-border);
  --shadow-lg: 5px 5px 0px var(--ink-border);
  --shadow-pop: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);

  --pastel-cream: #FFFDF9;
  --pastel-mint: #DCFCE7;
  --pastel-mint-dark: #16A34A;
  --pastel-peach: #FFEDD5;
  --pastel-peach-dark: #EA580C;
  --pastel-lilac: #F3E8FF;
  --pastel-lilac-dark: #9333EA;
  --pastel-yellow: #FEF9C3;
  --pastel-yellow-dark: #CA8A04;
  --pastel-sky: #E0F2FE;
  --pastel-sky-dark: #0284C7;
  --pastel-rose: #FFE4E6;
  --pastel-rose-dark: #E11D48;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Fredoka", "Quicksand", sans-serif;
  background-color: var(--bg-app);
  color: var(--text-main);
  height: 100vh;
  overflow: hidden;
  display: flex;
  background-image: radial-gradient(#E2DCD2 1px, transparent 1px);
  background-size: 24px 24px;
}

/* ── LAYOUT ── */
#app {
  display: flex;
  width: 100vw;
  height: 100vh;
  position: relative;
  overflow: hidden;
}

/* ── SIDEBAR ── */
.sidebar {
  width: 290px;
  background-color: var(--bg-panel);
  border-right: 2px solid var(--ink-border);
  display: flex;
  flex-direction: column;
  height: 100%;
  z-index: 50;
  transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.sidebar-header {
  padding: 16px;
  border-bottom: 2px solid var(--ink-border);
  display: flex;
  flex-direction: column;
  gap: 12px;
  background-color: var(--pastel-yellow);
}

.brand-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text-main);
}

.mascot-img {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  border: 2px solid var(--ink-border);
  box-shadow: var(--shadow-sm);
  background-color: white;
  object-fit: cover;
  transition: transform 0.2s ease;
}

.brand:hover .mascot-img {
  transform: rotate(-6deg) scale(1.05);
}

.brand-title {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.brand-badge {
  font-size: 0.65rem;
  font-weight: 800;
  background-color: var(--pastel-rose);
  color: var(--pastel-rose-dark);
  border: 1.5px solid var(--ink-border);
  border-radius: var(--radius-full);
  padding: 2px 7px;
  text-transform: uppercase;
}

.btn-new-chat {
  width: 100%;
  padding: 10px 14px;
  background-color: var(--pastel-mint);
  color: var(--pastel-mint-dark);
  font-weight: 800;
  font-size: 0.95rem;
  border: 2px solid var(--ink-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.15s ease;
}

.btn-new-chat:hover {
  transform: translate(-1px, -1px);
  box-shadow: var(--shadow-md);
  background-color: #BFF7D1;
}

.btn-new-chat:active {
  transform: translate(2px, 2px);
  box-shadow: 0px 0px 0px;
}

.sidebar-search {
  padding: 10px 14px;
  border-bottom: 2px solid var(--ink-border);
  background-color: var(--pastel-cream);
}

.sidebar-search input {
  width: 100%;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--ink-border);
  background-color: white;
  font-size: 0.85rem;
  outline: none;
  font-family: inherit;
}

.conversations-list {
  flex: 1;
  overflow-y: auto;
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.conv-item {
  padding: 10px 12px;
  border-radius: var(--radius-md);
  border: 1.5px solid transparent;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  transition: all 0.15s ease;
  background-color: transparent;
}

.conv-item:hover {
  background-color: var(--pastel-cream);
  border-color: var(--ink-border);
}

.conv-item.active {
  background-color: var(--pastel-lilac);
  border-color: var(--ink-border);
  box-shadow: var(--shadow-sm);
}

.conv-info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.conv-title {
  font-size: 0.9rem;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--text-main);
}

.conv-meta {
  font-size: 0.72rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.conv-actions {
  display: none;
  align-items: center;
  gap: 4px;
}

.conv-item:hover .conv-actions,
.conv-item.active .conv-actions {
  display: flex;
}

.conv-btn {
  background: none;
  border: none;
  font-size: 0.85rem;
  cursor: pointer;
  padding: 4px;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
}

.conv-btn:hover {
  color: var(--pastel-rose-dark);
  background-color: var(--pastel-rose);
}

.sidebar-footer {
  padding: 14px;
  border-top: 2px solid var(--ink-border);
  background-color: var(--pastel-cream);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mini-stats {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-main);
}

/* ── MAIN CONTENT ── */
.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  height: 100%;
  position: relative;
  background-color: transparent;
  min-width: 0;
}

/* ── HEADER ── */
.app-header {
  height: 64px;
  background-color: var(--bg-panel);
  border-bottom: 2px solid var(--ink-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  z-index: 40;
}

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

.btn-sidebar-toggle {
  display: none;
  background: var(--pastel-peach);
  border: 2px solid var(--ink-border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
  padding: 6px 10px;
  font-size: 1rem;
  cursor: pointer;
}

.header-roulette-status {
  display: flex;
  align-items: center;
  gap: 8px;
  background-color: var(--pastel-peach);
  border: 1.5px solid var(--ink-border);
  border-radius: var(--radius-full);
  padding: 4px 12px;
  font-size: 0.82rem;
  font-weight: 700;
  box-shadow: var(--shadow-sm);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.header-btn {
  background-color: var(--bg-panel);
  border: 2px solid var(--ink-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  padding: 7px 12px;
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.15s ease;
}

.header-btn:hover {
  transform: translate(-1px, -1px);
  box-shadow: var(--shadow-md);
  background-color: var(--pastel-yellow);
}

.header-btn:active {
  transform: translate(2px, 2px);
  box-shadow: 0px 0px 0px;
}

/* ── CHAT CONTAINER ── */
.chat-container {
  flex: 1;
  overflow-y: auto;
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  max-width: 900px;
  width: 100%;
  margin: 0 auto;
}

/* ── EMPTY STATE ── */
.empty-state {
  margin: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  max-width: 580px;
  padding: 30px 20px;
  animation: fadeIn 0.4s ease;
}

.empty-mascot-wrapper {
  position: relative;
  margin-bottom: 20px;
}

.empty-mascot {
  width: 140px;
  height: 140px;
  border-radius: var(--radius-lg);
  border: 3px solid var(--ink-border);
  box-shadow: var(--shadow-lg);
  background-color: white;
  object-fit: cover;
  animation: float 4s ease-in-out infinite;
}

.empty-bubble {
  background-color: var(--pastel-yellow);
  border: 2px solid var(--ink-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: 16px 20px;
  margin-bottom: 24px;
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.4;
  position: relative;
}

.empty-bubble::after {
  content: '';
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  border-width: 0 10px 12px 10px;
  border-style: solid;
  border-color: transparent transparent var(--ink-border) transparent;
}

.prompt-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}

.chip {
  background-color: var(--bg-panel);
  border: 2px solid var(--ink-border);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
  padding: 8px 16px;
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.15s ease;
}

.chip:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-md);
  background-color: var(--pastel-mint);
}

/* ── MESSAGES ── */
.message-row {
  display: flex;
  gap: 14px;
  width: 100%;
  animation: slideUp 0.25s ease-out;
}

.message-row.user {
  justify-content: flex-end;
}

.avatar {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  border: 2px solid var(--ink-border);
  box-shadow: var(--shadow-sm);
  object-fit: cover;
  background-color: white;
  flex-shrink: 0;
}

.message-body {
  max-width: 82%;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.message-header {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 700;
}

.rat-name {
  color: var(--text-main);
}

.rarity-pill {
  font-size: 0.7rem;
  font-weight: 800;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  border: 1.5px solid var(--ink-border);
  text-transform: uppercase;
}

.rarity-common {
  background-color: #F1F5F9;
  color: #475569;
}

.rarity-uncommon {
  background-color: var(--pastel-mint);
  color: var(--pastel-mint-dark);
}

.rarity-rare {
  background-color: var(--pastel-sky);
  color: var(--pastel-sky-dark);
}

.rarity-epic {
  background-color: var(--pastel-lilac);
  color: var(--pastel-lilac-dark);
}

.rarity-legendary {
  background: linear-gradient(135deg, #FEF08A, #FDE047);
  color: #854D0E;
  animation: shimmer 2s infinite linear;
}

.rarity-rescue {
  background-color: var(--pastel-rose);
  color: var(--pastel-rose-dark);
}

.model-tag {
  font-size: 0.72rem;
  color: var(--text-muted);
  background-color: var(--bg-panel-subtle);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  border: 1px solid #CBD5E1;
}

.message-bubble {
  padding: 14px 18px;
  border-radius: var(--radius-lg);
  border: 2px solid var(--ink-border);
  box-shadow: var(--shadow-md);
  font-size: 0.95rem;
  line-height: 1.55;
  word-break: break-word;
}

.message-row.user .message-bubble {
  background-color: var(--pastel-peach);
  border-bottom-right-radius: 4px;
}

.message-row.assistant .message-bubble {
  background-color: var(--bg-panel);
  border-bottom-left-radius: 4px;
}

/* ── COLLAPSIBLE BLOCKS (THINK & TOOLS) ── */
.collapsible-box {
  margin-bottom: 12px;
  border: 1.5px solid var(--ink-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  background-color: var(--pastel-cream);
}

.collapsible-trigger {
  padding: 8px 12px;
  font-size: 0.8rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  background-color: rgba(0, 0, 0, 0.03);
  user-select: none;
}

.collapsible-trigger:hover {
  background-color: rgba(0, 0, 0, 0.06);
}

.collapsible-content {
  padding: 10px 14px;
  font-size: 0.85rem;
  color: var(--text-muted);
  border-top: 1px dashed var(--ink-border);
  white-space: pre-wrap;
  font-family: inherit;
  line-height: 1.4;
  max-height: 250px;
  overflow-y: auto;
}

/* ── TOOL BADGES ── */
.tool-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  border: 1.5px solid var(--ink-border);
  background-color: var(--pastel-sky);
  color: var(--pastel-sky-dark);
  margin-bottom: 10px;
}

/* ── RESCUE NOTIFICATION BANNER ── */
.rescue-banner {
  display: flex;
  align-items: center;
  gap: 8px;
  background-color: var(--pastel-rose);
  border: 1.5px solid var(--pastel-rose-dark);
  color: var(--pastel-rose-dark);
  font-size: 0.82rem;
  font-weight: 700;
  padding: 6px 12px;
  border-radius: var(--radius-md);
  margin-bottom: 10px;
  animation: pulse 1.5s infinite;
}

/* ── MESSAGE ACTIONS ── */
.message-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 4px;
}

.action-btn {
  background: none;
  border: 1px solid transparent;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 4px;
}

.action-btn:hover {
  background-color: var(--pastel-cream);
  border-color: var(--ink-border);
  color: var(--text-main);
}

/* ── ROULETTE POP-OVER / ANIMATION CARD ── */
.roulette-spin-card {
  background: var(--pastel-yellow);
  border: 2px solid var(--ink-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  animation: popIn 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.roulette-title-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  font-weight: 800;
}

.reel-container {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background-color: white;
  border: 2px solid var(--ink-border);
  border-radius: var(--radius-md);
  padding: 10px 24px;
  box-shadow: inset 0 2px 4px rgba(0,0,0,0.06);
  min-width: 280px;
  height: 68px;
  overflow: hidden;
  position: relative;
}

.reel-mascot {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--ink-border);
  object-fit: cover;
}

.reel-text {
  display: flex;
  flex-direction: column;
}

.reel-tier-text {
  font-size: 0.82rem;
  font-weight: 800;
}

.reel-model-text {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ── INPUT BAR ── */
.input-area-wrapper {
  padding: 14px 20px 20px;
  background: linear-gradient(180deg, transparent 0%, var(--bg-app) 20%);
  max-width: 900px;
  width: 100%;
  margin: 0 auto;
}

.input-box {
  background-color: var(--bg-panel);
  border: 2px solid var(--ink-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: 12px 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: all 0.2s ease;
}

.input-box:focus-within {
  box-shadow: var(--shadow-lg);
  transform: translate(-1px, -1px);
}

.input-textarea {
  width: 100%;
  border: none;
  outline: none;
  font-size: 0.95rem;
  resize: none;
  font-family: inherit;
  color: var(--text-main);
  background: transparent;
  min-height: 24px;
  max-height: 180px;
}

.input-tools-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px dashed #E2E8F0;
  padding-top: 10px;
}

.tool-toggles {
  display: flex;
  align-items: center;
  gap: 8px;
}

.toggle-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: var(--radius-full);
  border: 1.5px solid var(--ink-border);
  background-color: var(--bg-panel-subtle);
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
  user-select: none;
  transition: all 0.15s ease;
}

.toggle-pill.active {
  background-color: var(--pastel-mint);
  color: var(--pastel-mint-dark);
  box-shadow: var(--shadow-sm);
}

.btn-send {
  background-color: var(--pastel-peach);
  color: var(--pastel-peach-dark);
  border: 2px solid var(--ink-border);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
  padding: 8px 18px;
  font-size: 0.9rem;
  font-weight: 800;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.15s ease;
}

.btn-send:hover:not(:disabled) {
  transform: translate(-1px, -1px);
  box-shadow: var(--shadow-md);
  background-color: #FED7AA;
}

.btn-send:active:not(:disabled) {
  transform: translate(2px, 2px);
  box-shadow: 0px 0px 0px;
}

.btn-send:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ── MODALS ── */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(30, 41, 59, 0.4);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  padding: 20px;
  animation: fadeIn 0.2s ease;
}

.modal-dialog {
  background-color: var(--bg-panel);
  border: 3px solid var(--ink-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  max-width: 600px;
  width: 100%;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: popIn 0.25s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.modal-header {
  padding: 16px 20px;
  border-bottom: 2px solid var(--ink-border);
  background-color: var(--pastel-yellow);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 1.15rem;
  font-weight: 800;
}

.modal-close {
  background: none;
  border: 2px solid var(--ink-border);
  border-radius: var(--radius-sm);
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  cursor: pointer;
  background-color: white;
  box-shadow: var(--shadow-sm);
}

.modal-body {
  padding: 20px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* ── RATODEX TIERS ── */
.ratodex-card {
  border: 2px solid var(--ink-border);
  border-radius: var(--radius-md);
  padding: 14px;
  display: flex;
  gap: 14px;
  box-shadow: var(--shadow-sm);
}

.ratodex-card.tier-legendary { background-color: var(--pastel-yellow); }
.ratodex-card.tier-epic { background-color: var(--pastel-lilac); }
.ratodex-card.tier-rare { background-color: var(--pastel-sky); }
.ratodex-card.tier-uncommon { background-color: var(--pastel-mint); }
.ratodex-card.tier-common { background-color: #F1F5F9; }

.ratodex-avatar {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-md);
  border: 2px solid var(--ink-border);
  object-fit: cover;
  background-color: white;
  flex-shrink: 0;
}

.ratodex-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.ratodex-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ratodex-name {
  font-size: 0.95rem;
  font-weight: 800;
}

.ratodex-rate {
  font-size: 0.78rem;
  font-weight: 800;
  padding: 2px 6px;
  border-radius: var(--radius-full);
  border: 1px solid var(--ink-border);
  background-color: white;
}

.ratodex-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.ratodex-models-list {
  margin-top: 6px;
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.model-chip {
  font-size: 0.7rem;
  background-color: white;
  border: 1px solid var(--ink-border);
  border-radius: var(--radius-sm);
  padding: 2px 6px;
}

/* ── STATS PROGRESS BARS ── */
.stats-stat-row {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stats-label-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  font-weight: 700;
}

.progress-bar-bg {
  height: 12px;
  background-color: var(--bg-panel-subtle);
  border: 1.5px solid var(--ink-border);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  border-radius: var(--radius-full);
  transition: width 0.4s ease;
}

/* ── MARKDOWN RENDER ── */
.markdown-body {
  font-size: 0.95rem;
  line-height: 1.6;
}

.markdown-body p {
  margin-bottom: 10px;
}

.markdown-body p:last-child {
  margin-bottom: 0;
}

.markdown-body h1, .markdown-body h2, .markdown-body h3 {
  margin-top: 14px;
  margin-bottom: 8px;
  font-weight: 800;
}

.markdown-body ul, .markdown-body ol {
  padding-left: 20px;
  margin-bottom: 10px;
}

.markdown-body code {
  background-color: var(--pastel-cream);
  padding: 2px 5px;
  border-radius: 4px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.85em;
  border: 1px solid #CBD5E1;
}

.markdown-body pre {
  background-color: #1E293B;
  color: #F8FAFC;
  padding: 14px;
  border-radius: var(--radius-md);
  border: 2px solid var(--ink-border);
  overflow-x: auto;
  margin: 12px 0;
  position: relative;
}

.markdown-body pre code {
  background: none;
  padding: 0;
  border: none;
  color: inherit;
}

.code-copy-btn {
  position: absolute;
  top: 8px;
  right: 8px;
  background-color: rgba(255, 255, 255, 0.2);
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-sm);
  padding: 4px 8px;
  font-size: 0.75rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.15s ease;
}

.code-copy-btn:hover {
  background-color: rgba(255, 255, 255, 0.35);
}

/* ── ANIMATIONS ── */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

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

@keyframes popIn {
  from { opacity: 0; transform: scale(0.92); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes float {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-8px) rotate(2deg); }
}

@keyframes shimmer {
  0% { filter: drop-shadow(0 0 4px #FDE047); }
  50% { filter: drop-shadow(0 0 10px #F59E0B); }
  100% { filter: drop-shadow(0 0 4px #FDE047); }
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    transform: translateX(-100%);
  }

  .sidebar.open {
    transform: translateX(0);
    box-shadow: 10px 0 30px rgba(0,0,0,0.25);
  }

  .btn-sidebar-toggle {
    display: flex;
  }

  .message-body {
    max-width: 90%;
  }

  .header-btn span {
    display: none;
  }
}

/* ── CARTES COLLECTOR RAT (TRADING CARDS) ── */
.highlight-btn {
  background: linear-gradient(135deg, var(--pastel-yellow), var(--pastel-peach));
  border-color: var(--ink-border);
  box-shadow: var(--shadow-md);
  font-weight: 800;
  animation: miniBounce 3s ease-in-out infinite;
}

@keyframes miniBounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-2px); }
}

.cards-album-header {
  display: flex;
  flex-direction: column;
  gap: 12px;
  background-color: var(--pastel-cream);
  padding: 16px;
  border-radius: var(--radius-md);
  border: 2px solid var(--ink-border);
}

.album-progress-box {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.album-progress-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.9rem;
  font-weight: 800;
}

.cards-filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.filter-pill {
  padding: 6px 14px;
  border-radius: var(--radius-full);
  border: 1.5px solid var(--ink-border);
  background-color: white;
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.15s ease;
}

.filter-pill:hover {
  background-color: var(--pastel-yellow);
}

.filter-pill.active {
  background-color: var(--pastel-peach);
  color: var(--pastel-peach-dark);
  box-shadow: var(--shadow-sm);
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 18px;
  padding-top: 10px;
}

/* ── CARTE INDIVIDUELLE (Neobrutalism Trading Card) ── */
.rat-card {
  background-color: #FFFFFF;
  border: 2.5px solid var(--ink-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  position: relative;
  overflow: hidden;
  transition: transform 0.25s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.25s ease;
  user-select: none;
}

.rat-card:hover {
  transform: translateY(-6px) scale(1.02);
  box-shadow: var(--shadow-lg);
}

.card-badge-count {
  position: absolute;
  top: 10px;
  right: 10px;
  background-color: var(--ink-border);
  color: #FFFFFF;
  font-size: 0.72rem;
  font-weight: 800;
  padding: 2px 7px;
  border-radius: var(--radius-full);
  z-index: 10;
}

.card-top-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--text-muted);
}

.card-serial {
  font-family: ui-monospace, monospace;
  font-size: 0.7rem;
}

.card-art-frame {
  width: 100%;
  height: 140px;
  border: 2px solid var(--ink-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
  background-color: #F8FAFC;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card-art-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.rat-card:hover .card-art-img {
  transform: scale(1.08);
}

.card-name-row {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.card-rat-name {
  font-size: 0.92rem;
  font-weight: 800;
  color: var(--text-main);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.card-model-id {
  font-size: 0.7rem;
  color: var(--text-muted);
  font-family: ui-monospace, monospace;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.card-stats-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  background-color: var(--bg-panel-subtle);
  border: 1.5px solid var(--ink-border);
  border-radius: var(--radius-sm);
  padding: 6px 8px;
}

.stat-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.72rem;
  font-weight: 700;
}

.stat-val {
  font-weight: 800;
}

.card-quote-box {
  font-size: 0.72rem;
  font-style: italic;
  color: var(--text-muted);
  line-height: 1.35;
  min-height: 34px;
}

.card-footer-info {
  font-size: 0.68rem;
  color: var(--text-muted);
  border-top: 1px dashed #CBD5E1;
  padding-top: 6px;
  display: flex;
  justify-content: space-between;
}

/* ── EFFETS HOLOGRAPHIQUES FOIL ── */
.rat-card.card-tier-legendary {
  border-color: #EAB308;
  background: linear-gradient(180deg, #FEFCE8 0%, #FEF08A 100%);
  box-shadow: 0 0 15px rgba(250, 204, 21, 0.45);
}

.rat-card.card-tier-legendary::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    115deg,
    transparent 20%,
    rgba(255, 255, 255, 0.6) 35%,
    rgba(254, 240, 138, 0.5) 45%,
    rgba(192, 132, 252, 0.5) 55%,
    rgba(56, 189, 248, 0.5) 65%,
    transparent 80%
  );
  transform: rotate(30deg);
  opacity: 0.65;
  pointer-events: none;
  animation: holoSweep 4s infinite linear;
}

@keyframes holoSweep {
  0% { transform: translateY(-100%) rotate(30deg); }
  100% { transform: translateY(100%) rotate(30deg); }
}

.rat-card.card-tier-epic {
  border-color: #C084FC;
  background: linear-gradient(180deg, #FAF5FF 0%, #F3E8FF 100%);
  box-shadow: 0 0 12px rgba(192, 132, 252, 0.35);
}

.rat-card.card-tier-rare {
  border-color: #38BDF8;
  background: linear-gradient(180deg, #F0F9FF 0%, #E0F2FE 100%);
}

.rat-card.card-tier-uncommon {
  border-color: #86EFAC;
  background: linear-gradient(180deg, #F0FDF4 0%, #DCFCE7 100%);
}

.rat-card.card-tier-common {
  border-color: #CBD5E1;
  background-color: #FFFFFF;
}

/* ── CARTE VERROUILLÉE ── */
.rat-card.card-locked {
  background-color: #F1F5F9;
  border-color: #94A3B8;
  opacity: 0.75;
}

.rat-card.card-locked .card-art-frame {
  background: radial-gradient(circle, #CBD5E1 10%, #94A3B8 90%);
}

.rat-card.card-locked .card-art-img {
  filter: brightness(0) opacity(0.25);
}

.locked-badge {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background-color: rgba(30, 41, 59, 0.85);
  color: white;
  padding: 6px 12px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 6px;
  box-shadow: var(--shadow-sm);
}

/* ── POPUP DÉBLOCAGE CARTE (TOAST) ── */
.card-unlock-toast {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background-color: var(--bg-panel);
  border: 4px solid var(--ink-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
  padding: 24px;
  z-index: 100000;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  animation: cardDropIn 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes cardDropIn {
  0% { transform: translate(-50%, -80%) scale(0.6); opacity: 0; }
  100% { transform: translate(-50%, -50%) scale(1); opacity: 1; }
}

.unlock-banner {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--pastel-peach-dark);
  text-shadow: 1px 1px 0px white;
  text-align: center;
}