/* ============================================================
   PAYMENT AI ASSISTANT WIDGET & MODAL
   Designed for Connect XX Men Pro / CHIDYPRIME
   Provides automated Swahili support for customers stuck in payment
   ============================================================ */

:root {
  --pa-primary: #00e676;
  --pa-primary-dark: #00b34d;
  --pa-voda: #e60000;
  --pa-tigo: #00377d;
  --pa-wa: #25d366;
  --pa-bg: #141416;
  --pa-card-bg: #1e1f24;
  --pa-bubble-bot: #252830;
  --pa-bubble-user: #00b34d;
  --pa-border: rgba(255, 255, 255, 0.1);
  --pa-text: #ffffff;
  --pa-text-dim: #9ca3af;
}

/* Floating AI Assistant Trigger Button */
.pa-floating-trigger {
  position: fixed;
  bottom: 85px;
  right: 18px;
  z-index: 9990;
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  color: #ffffff;
  border: 2px solid rgba(255, 255, 255, 0.25);
  border-radius: 9999px;
  padding: 10px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: inherit;
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 8px 24px rgba(16, 185, 129, 0.4), 0 2px 6px rgba(0, 0, 0, 0.3);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  -webkit-tap-highlight-color: transparent;
}

.pa-floating-trigger:hover {
  transform: translateY(-2px) scale(1.03);
  box-shadow: 0 12px 30px rgba(16, 185, 129, 0.55);
}

.pa-floating-trigger:active {
  transform: scale(0.96);
}

.pa-floating-icon {
  width: 26px;
  height: 26px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
}

.pa-floating-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  width: 12px;
  height: 12px;
  background: #ef4444;
  border: 2px solid #fff;
  border-radius: 50%;
  animation: paPulse 2s infinite;
}

@keyframes paPulse {
  0% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.3); opacity: 0.7; }
  100% { transform: scale(1); opacity: 1; }
}

/* Modal Overlay */
.pa-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 99999;
  display: none;
  align-items: flex-end;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.25s ease;
}

.pa-modal-overlay.open {
  display: flex;
  opacity: 1;
}

/* Modal Window */
.pa-modal-card {
  width: 100%;
  max-width: 440px;
  height: 85vh;
  max-height: 620px;
  background: var(--pa-bg);
  border: 1px solid var(--pa-border);
  border-radius: 20px 20px 0 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.7);
  transform: translateY(100%);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@media (min-width: 640px) {
  .pa-modal-overlay {
    align-items: center;
  }
  .pa-modal-card {
    border-radius: 20px;
    height: 600px;
    transform: translateY(20px);
  }
  .pa-modal-overlay.open .pa-modal-card {
    transform: translateY(0);
  }
}

.pa-modal-overlay.open .pa-modal-card {
  transform: translateY(0);
}

/* Header */
.pa-header {
  padding: 14px 18px;
  background: #18191e;
  border-bottom: 1px solid var(--pa-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.pa-avatar {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, #10b981, #047857);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 1.15rem;
  box-shadow: 0 0 12px rgba(16, 185, 129, 0.35);
}

.pa-header-title {
  font-size: 0.95rem;
  font-weight: 800;
  color: #ffffff;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 6px;
}

.pa-header-sub {
  font-size: 0.72rem;
  color: #10b981;
  display: flex;
  align-items: center;
  gap: 5px;
  margin-top: 1px;
}

.pa-status-dot {
  width: 7px;
  height: 7px;
  background: #10b981;
  border-radius: 50%;
  box-shadow: 0 0 8px #10b981;
}

.pa-close-btn {
  background: rgba(255, 255, 255, 0.08);
  border: none;
  color: #9ca3af;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.pa-close-btn:hover {
  background: rgba(255, 255, 255, 0.18);
  color: #ffffff;
}

/* Messages Feed */
.pa-messages {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  background: radial-gradient(circle at top right, rgba(16, 185, 129, 0.04), transparent 50%);
  scroll-behavior: smooth;
}

/* Bubbles */
.pa-msg-row {
  display: flex;
  flex-direction: column;
  max-width: 90%;
  animation: paFadeUp 0.25s ease-out;
}

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

.pa-msg-bot {
  align-self: flex-start;
}

.pa-msg-user {
  align-self: flex-end;
}

.pa-bubble {
  padding: 12px 14px;
  border-radius: 16px;
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--pa-text);
  word-break: break-word;
}

.pa-msg-bot .pa-bubble {
  background: var(--pa-bubble-bot);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom-left-radius: 4px;
}

.pa-msg-user .pa-bubble {
  background: linear-gradient(135deg, #10b981, #059669);
  color: #ffffff;
  border-bottom-right-radius: 4px;
}

.pa-msg-time {
  font-size: 0.65rem;
  color: #6b7280;
  margin-top: 4px;
  padding: 0 4px;
}

.pa-msg-user .pa-msg-time {
  text-align: right;
}

/* Lipa Numbers Cards inside Chat */
.pa-numbers-card {
  margin-top: 10px;
  background: #191b20;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 12px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.pa-num-item {
  background: #111215;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  padding: 10px 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.pa-num-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.pa-num-label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  gap: 5px;
}

.pa-num-label.voda { color: #ff3b30; }
.pa-num-label.tigo { color: #007aff; }

.pa-num-value {
  font-size: 1.12rem;
  font-weight: 900;
  color: #ffffff;
  letter-spacing: 1px;
}

.pa-num-name {
  font-size: 0.72rem;
  color: #9ca3af;
}

.pa-copy-btn {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #ffffff;
  padding: 6px 10px;
  border-radius: 8px;
  font-size: 0.75rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 4px;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.pa-copy-btn:hover {
  background: #10b981;
  color: #000000;
  border-color: #10b981;
}

/* Paid Action Button */
.pa-paid-confirm-btn {
  margin-top: 10px;
  background: linear-gradient(135deg, #10b981, #059669);
  color: #000;
  border: none;
  border-radius: 10px;
  padding: 11px 14px;
  font-size: 0.85rem;
  font-weight: 800;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.35);
  transition: all 0.2s ease;
  width: 100%;
}

.pa-paid-confirm-btn:hover {
  filter: brightness(1.1);
  transform: translateY(-1px);
}

/* WhatsApp Redirection Button */
.pa-whatsapp-btn {
  margin-top: 10px;
  background: #25d366;
  color: #ffffff !important;
  text-decoration: none !important;
  border-radius: 12px;
  padding: 13px 16px;
  font-size: 0.92rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
  transition: all 0.2s ease;
  text-align: center;
}

.pa-whatsapp-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.6);
  color: #ffffff !important;
}

/* Quick Question Pills */
.pa-quick-replies {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
}

.pa-quick-pill {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: #e5e7eb;
  padding: 7px 12px;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: all 0.2s ease;
}

.pa-quick-pill:hover {
  background: rgba(16, 185, 129, 0.15);
  border-color: #10b981;
  color: #10b981;
}

/* Input Area */
.pa-input-bar {
  padding: 12px 14px;
  background: #18191e;
  border-top: 1px solid var(--pa-border);
  display: flex;
  align-items: center;
  gap: 8px;
}

.pa-input {
  flex: 1;
  background: #111215;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 12px;
  padding: 10px 14px;
  color: #ffffff;
  font-size: 0.85rem;
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s ease;
}

.pa-input:focus {
  border-color: #10b981;
}

.pa-send-btn {
  background: #10b981;
  color: #000;
  border: none;
  width: 38px;
  height: 38px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1rem;
  transition: all 0.2s ease;
}

.pa-send-btn:hover {
  filter: brightness(1.1);
  transform: scale(1.05);
}

.pa-send-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}