/* ============================================================
   The Clutch – Fragrance Recommender v2.0  |  chatbot.css
   Aesthetic: Refined luxury — deep ivory, warm black, gold accent
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;1,300;1,400&family=DM+Sans:wght@300;400;500&display=swap');

/* ── Variables ─────────────────────────────────────────── */
:root {
  --tc-black:      #0e0e0e;
  --tc-off-white:  #f8f5f0;
  --tc-gold:       #c9a84c;
  --tc-gold-light: #e8d5a3;
  --tc-muted:      #7a7269;
  --tc-surface:    #ffffff;
  --tc-border:     #e8e3db;
  --tc-bot-bg:     #f3efe8;
  --tc-user-bg:    #0e0e0e;
  --tc-user-text:  #ffffff;
  --tc-radius:     20px;
  --tc-shadow:     0 24px 64px rgba(14,14,14,0.18), 0 8px 24px rgba(14,14,14,0.10);
  --tc-font-body:  'DM Sans', sans-serif;
  --tc-font-serif: 'Cormorant Garamond', Georgia, serif;
  --tc-w:          380px;
  --tc-h:          560px;
  --tc-ease:       cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ── Chat Bubble ───────────────────────────────────────── */
#tc-chat-bubble {
  position: fixed;
  bottom: 28px;
  right: 28px;
  background: var(--tc-black);
  color: #fff;
  padding: 14px 22px 14px 18px;
  border-radius: 50px;
  font-family: var(--tc-font-body);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.02em;
  cursor: pointer;
  box-shadow: 0 8px 28px rgba(14,14,14,0.28);
  z-index: 99998;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: transform 0.3s var(--tc-ease), box-shadow 0.3s ease;
  animation: tc-bubble-in 0.5s var(--tc-ease) both;
}

#tc-chat-bubble::before {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: 52px;
  background: linear-gradient(135deg, var(--tc-gold), transparent 60%);
  z-index: -1;
  opacity: 0;
  transition: opacity 0.3s ease;
}

#tc-chat-bubble:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 36px rgba(14,14,14,0.34);
}
#tc-chat-bubble:hover::before { opacity: 1; }

@keyframes tc-bubble-in {
  from { opacity:0; transform: translateY(20px) scale(0.9); }
  to   { opacity:1; transform: translateY(0) scale(1); }
}

/* ── Chat Window ───────────────────────────────────────── */
#tc-chat-window {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: var(--tc-w);
  height: var(--tc-h);
  background: var(--tc-surface);
  border-radius: var(--tc-radius);
  box-shadow: var(--tc-shadow);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  z-index: 99999;
  font-family: var(--tc-font-body);
  transform-origin: bottom right;
  transition: opacity 0.35s ease, transform 0.35s var(--tc-ease);
  border: 1px solid var(--tc-border);
}

#tc-chat-window.tc-hidden {
  opacity: 0;
  transform: scale(0.88) translateY(16px);
  pointer-events: none;
}

/* ── Header ────────────────────────────────────────────── */
.tc-chat-header {
  background: var(--tc-black);
  padding: 14px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}

.tc-header-left {
  display: flex;
  align-items: center;
  gap: 11px;
}

.tc-avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--tc-gold), #8b5e3c);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--tc-font-serif);
  font-size: 18px;
  color: #fff;
  font-style: italic;
  flex-shrink: 0;
}

.tc-header-name {
  font-family: var(--tc-font-serif);
  font-size: 17px;
  color: #fff;
  font-weight: 400;
  letter-spacing: 0.03em;
  line-height: 1;
}

.tc-header-sub {
  font-size: 11px;
  color: var(--tc-gold-light);
  letter-spacing: 0.05em;
  margin-top: 3px;
  text-transform: uppercase;
}

.tc-header-actions {
  display: flex;
  align-items: center;
  gap: 6px;
}

.tc-header-actions button {
  background: rgba(255,255,255,0.1);
  border: none;
  color: rgba(255,255,255,0.7);
  width: 30px;
  height: 30px;
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s, color 0.2s;
}
.tc-header-actions button:hover {
  background: rgba(255,255,255,0.2);
  color: #fff;
}

/* ── Quiz Bar ──────────────────────────────────────────── */
.tc-quiz-bar {
  background: var(--tc-off-white);
  border-bottom: 1px solid var(--tc-border);
  padding: 10px 14px;
  flex-shrink: 0;
  transition: max-height 0.4s ease, opacity 0.3s ease;
  overflow: hidden;
}
.tc-quiz-bar.tc-hidden { max-height: 0; padding: 0 14px; opacity: 0; }

.tc-quiz-label {
  font-size: 12px;
  font-weight: 500;
  color: var(--tc-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 8px;
}

.tc-quiz-options {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tc-quiz-chip {
  background: #fff;
  border: 1px solid var(--tc-border);
  color: var(--tc-black);
  padding: 6px 13px;
  border-radius: 30px;
  font-size: 13px;
  cursor: pointer;
  transition: all 0.2s ease;
  font-family: var(--tc-font-body);
}
.tc-quiz-chip:hover,
.tc-quiz-chip.selected {
  background: var(--tc-black);
  color: #fff;
  border-color: var(--tc-black);
}

/* ── Chat Body ─────────────────────────────────────────── */
.tc-chat-body {
  flex: 1;
  padding: 16px 14px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
  scroll-behavior: smooth;
  background: var(--tc-surface);
}

.tc-chat-body::-webkit-scrollbar { width: 4px; }
.tc-chat-body::-webkit-scrollbar-track { background: transparent; }
.tc-chat-body::-webkit-scrollbar-thumb { background: var(--tc-border); border-radius: 4px; }

/* ── Messages ──────────────────────────────────────────── */
.tc-bot-msg,
.tc-user-msg {
  padding: 11px 14px;
  border-radius: 14px;
  line-height: 1.55;
  font-size: 14px;
  max-width: 88%;
  animation: tc-msg-in 0.3s var(--tc-ease) both;
}

@keyframes tc-msg-in {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

.tc-bot-msg {
  background: var(--tc-bot-bg);
  color: var(--tc-black);
  align-self: flex-start;
  border-bottom-left-radius: 4px;
}
.tc-bot-msg a {
  color: var(--tc-gold);
  text-decoration: underline;
}

.tc-user-msg {
  background: var(--tc-user-bg);
  color: var(--tc-user-text);
  align-self: flex-end;
  border-bottom-right-radius: 4px;
}

/* ── Typing Indicator ──────────────────────────────────── */
.tc-typing {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 13px 16px;
  background: var(--tc-bot-bg);
  border-radius: 14px;
  border-bottom-left-radius: 4px;
  align-self: flex-start;
  animation: tc-msg-in 0.3s var(--tc-ease) both;
}

.tc-typing span {
  width: 7px;
  height: 7px;
  background: var(--tc-muted);
  border-radius: 50%;
  animation: tc-dot 1.2s infinite ease-in-out;
}
.tc-typing span:nth-child(2) { animation-delay: 0.2s; }
.tc-typing span:nth-child(3) { animation-delay: 0.4s; }

@keyframes tc-dot {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.4; }
  30%           { transform: translateY(-5px); opacity: 1; }
}

/* ── Product Cards ─────────────────────────────────────── */
.tc-product-card {
  display: flex;
  gap: 12px;
  background: var(--tc-off-white);
  border: 1px solid var(--tc-border);
  border-radius: 14px;
  padding: 12px;
  align-self: flex-start;
  width: calc(100% - 4px);
  box-sizing: border-box;
  transition: box-shadow 0.25s ease;
  animation: tc-msg-in 0.35s var(--tc-ease) both;
}
.tc-product-card:hover {
  box-shadow: 0 6px 20px rgba(14,14,14,0.10);
}

.tc-product-card img {
  width: 72px;
  height: 72px;
  border-radius: 10px;
  object-fit: cover;
  flex-shrink: 0;
  background: var(--tc-border);
}

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

.tc-prod-title {
  font-weight: 500;
  font-size: 14px;
  color: var(--tc-black);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.tc-prod-tag {
  font-size: 11px;
  font-weight: 500;
  color: var(--tc-gold);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.tc-prod-mood {
  font-size: 12px;
  color: var(--tc-muted);
  font-style: italic;
  font-family: var(--tc-font-serif);
}

.tc-prod-price {
  font-size: 14px;
  font-weight: 500;
  color: var(--tc-black);
  margin-top: 2px;
}

.tc-prod-actions {
  display: flex;
  gap: 7px;
  margin-top: 6px;
}

.tc-add-cart-btn {
  background: var(--tc-black);
  color: #fff;
  border: none;
  padding: 6px 11px;
  border-radius: 8px;
  font-size: 12px;
  font-family: var(--tc-font-body);
  cursor: pointer;
  transition: background 0.2s, transform 0.15s;
  white-space: nowrap;
}
.tc-add-cart-btn:hover  { background: #333; transform: scale(1.03); }
.tc-add-cart-btn:active { transform: scale(0.97); }
.tc-add-cart-btn.tc-added {
  background: #2d7a4f;
  pointer-events: none;
}

.tc-shop-btn {
  background: transparent;
  color: var(--tc-black);
  border: 1px solid var(--tc-border);
  padding: 6px 11px;
  border-radius: 8px;
  font-size: 12px;
  text-decoration: none;
  transition: border-color 0.2s, background 0.2s;
  white-space: nowrap;
}
.tc-shop-btn:hover {
  border-color: var(--tc-black);
  background: var(--tc-black);
  color: #fff;
}

.tc-oos-label {
  font-size: 12px;
  color: var(--tc-muted);
  padding: 6px 0;
}

.tc-out-of-stock { opacity: 0.65; }

/* ── Input Area ────────────────────────────────────────── */
.tc-chat-input {
  display: flex;
  align-items: center;
  border-top: 1px solid var(--tc-border);
  padding: 10px 14px;
  gap: 10px;
  flex-shrink: 0;
  background: var(--tc-surface);
}

.tc-chat-input input {
  flex: 1;
  border: 1px solid var(--tc-border);
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 14px;
  font-family: var(--tc-font-body);
  outline: none;
  color: var(--tc-black);
  background: var(--tc-off-white);
  transition: border-color 0.2s;
}
.tc-chat-input input:focus {
  border-color: var(--tc-black);
}
.tc-chat-input input::placeholder {
  color: var(--tc-muted);
  font-style: italic;
}

#tc-send-btn {
  width: 40px;
  height: 40px;
  background: var(--tc-black);
  color: #fff;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background 0.2s, transform 0.15s;
}
#tc-send-btn:hover  { background: #333; transform: scale(1.05); }
#tc-send-btn:active { transform: scale(0.95); }

/* ── Footer / Quiz trigger ─────────────────────────────── */
.tc-chat-footer {
  padding: 8px 14px 12px;
  flex-shrink: 0;
  display: flex;
  justify-content: center;
  background: var(--tc-surface);
  border-top: 1px solid var(--tc-border);
}

.tc-quiz-trigger {
  background: none;
  border: 1px solid var(--tc-gold);
  color: var(--tc-gold);
  font-family: var(--tc-font-body);
  font-size: 13px;
  padding: 7px 16px;
  border-radius: 30px;
  cursor: pointer;
  transition: all 0.2s ease;
}
.tc-quiz-trigger:hover {
  background: var(--tc-gold);
  color: #fff;
}

/* ── Debug block ───────────────────────────────────────── */
.tc-debug {
  font-size: 10px;
  background: #f0f0f0;
  border-radius: 6px;
  padding: 6px;
  overflow-x: auto;
  margin-top: 6px;
}

/* ── Responsive ────────────────────────────────────────── */
@media (max-width: 440px) {
  :root { --tc-w: calc(100vw - 20px); }
  #tc-chat-window {
    right: 10px;
    bottom: 10px;
    height: 85dvh;
  }
  #tc-chat-bubble {
    right: 16px;
    bottom: 16px;
  }
}