/* Zainab Chat Companion — mobile-first, matches heart game aesthetic */

.chat-screen {
  position: fixed;
  inset: 0;
  z-index: 500;
  display: flex;
  flex-direction: column;
  background: linear-gradient(180deg, #ffe4ec 0%, #fff0f5 45%, #fce4ec 100%);
  padding: env(safe-area-inset-top) env(safe-area-inset-right) 0 env(safe-area-inset-left);
  padding-bottom: calc(env(safe-area-inset-bottom, 0px) + 12px);
}

.chat-hearts-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.chat-hearts-bg::before,
.chat-hearts-bg::after {
  content: '💕';
  position: absolute;
  font-size: 1.2rem;
  opacity: 0.15;
  animation: chatHeartFloat 8s ease-in-out infinite;
}

.chat-hearts-bg::before {
  left: 10%;
  top: 20%;
  animation-delay: 0s;
}

.chat-hearts-bg::after {
  right: 15%;
  top: 60%;
  animation-delay: -3s;
  content: '❤️';
}

@keyframes chatHeartFloat {
  0%, 100% { transform: translateY(0) scale(1); opacity: 0.12; }
  50% { transform: translateY(-20px) scale(1.1); opacity: 0.2; }
}

.chat-header {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.85);
  box-shadow: 0 2px 12px rgba(199, 21, 133, 0.12);
  position: relative;
}

.chat-back-btn {
  position: absolute;
  left: 16px;
  width: 44px;
  height: 44px;
  min-width: 44px;
  min-height: 44px;
  border: none;
  border-radius: 50%;
  background: rgba(255, 182, 193, 0.6);
  color: #c71585;
  font-size: 1.35rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s, transform 0.15s;
}

.chat-back-btn:hover,
.chat-back-btn:active {
  background: rgba(255, 182, 193, 0.9);
  transform: scale(1.05);
}

.chat-title {
  font-size: clamp(1.2rem, 4vw, 1.5rem);
  color: #c71585;
  margin: 0;
  font-weight: 700;
  text-shadow: 0 1px 2px rgba(199, 21, 133, 0.15);
}

.chat-messages {
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding: 16px 12px 12px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.chat-msg {
  max-width: 85%;
  padding: 12px 16px;
  border-radius: 18px;
  font-size: clamp(0.95rem, 2.5vw, 1.05rem);
  line-height: 1.45;
  word-wrap: break-word;
  white-space: pre-line;
  animation: chatBubbleIn 0.35s ease-out;
}

@keyframes chatBubbleIn {
  from {
    opacity: 0;
    transform: scale(0.92) translateY(8px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.chat-msg-ai {
  align-self: flex-start;
  background: rgba(255, 255, 255, 0.95);
  color: #5c3d5c;
  box-shadow: 0 2px 10px rgba(199, 21, 133, 0.12);
  border: 1px solid rgba(255, 182, 193, 0.5);
}

.chat-msg-user {
  align-self: flex-end;
  background: linear-gradient(135deg, #ffb6c1, #ff69b4);
  color: #fff;
  box-shadow: 0 2px 10px rgba(199, 21, 133, 0.25);
}

.chat-msg-meta {
  font-size: 0.75rem;
  opacity: 0.8;
  margin-top: 4px;
}

.chat-actions {
  flex: 0 0 auto;
  display: flex;
  gap: 10px;
  justify-content: center;
  padding: 10px 12px 8px;
}

.chat-action-btn {
  min-height: 48px;
  padding: 12px 18px;
  border: none;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.9);
  color: #8b4789;
  font-size: clamp(0.9rem, 2.2vw, 1rem);
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 2px 10px rgba(199, 21, 133, 0.15);
  transition: transform 0.15s, box-shadow 0.2s;
}

.chat-action-btn:hover,
.chat-action-btn:active {
  transform: scale(1.02);
  box-shadow: 0 4px 14px rgba(199, 21, 133, 0.22);
}

.chat-input-wrap {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px 12px;
  padding-bottom: calc(12px + env(safe-area-inset-bottom, 0px));
  background: rgba(255, 255, 255, 0.6);
}

.chat-input {
  flex: 1;
  min-width: 0;
  min-height: 48px;
  padding: 12px 18px;
  border: 2px solid rgba(255, 182, 193, 0.7);
  border-radius: 24px;
  font-size: 1rem;
  color: #333;
  background: #fff;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.chat-input:focus {
  border-color: #ff69b4;
  box-shadow: 0 0 0 3px rgba(255, 105, 180, 0.2);
}

.chat-input::placeholder {
  color: #b08090;
}

.chat-send-btn {
  flex: 0 0 auto;
  width: 52px;
  height: 52px;
  min-width: 52px;
  min-height: 52px;
  border: none;
  border-radius: 50%;
  background: linear-gradient(135deg, #ff69b4, #db7093);
  color: #fff;
  font-size: 1.5rem;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(199, 21, 133, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.15s, box-shadow 0.2s;
}

.chat-send-btn:hover,
.chat-send-btn:active {
  transform: scale(1.08);
  box-shadow: 0 5px 18px rgba(199, 21, 133, 0.45);
}

.chat-question-progress {
  font-size: 0.85rem;
  color: #8b4789;
  text-align: center;
  padding: 6px 0;
  font-weight: 600;
}

.chat-screen .hidden {
  display: none !important;
}