/* ============================================================
   assets/chatbot.css
   TechDataSeeders AI Chatbot Widget — Jenny Smith Persona
   Strictly Namespaced under .tds-chat- and #tdsChat
   ============================================================ */

/* ------------------------------------------------------------
   1. KEYFRAME ANIMATIONS
   ------------------------------------------------------------ */
@keyframes tds-chat-pulse {
  0%, 100% {
    box-shadow: 0 6px 30px rgba(37, 99, 255, 0.4);
  }
  50% {
    box-shadow: 0 6px 50px rgba(37, 99, 255, 0.6), 0 0 0 15px rgba(37, 99, 255, 0.1);
  }
}

@keyframes tds-loaderAnim {
  0%    { inset: 0 19px 19px 0; }
  12.5% { inset: 0 19px 0 0; }
  25%   { inset: 19px 19px 0 0; }
  37.5% { inset: 19px 0 0 0; }
  50%   { inset: 19px 0 0 19px; }
  62.5% { inset: 0 0 0 19px; }
  75%   { inset: 0 0 19px 19px; }
  87.5% { inset: 0 0 19px 0; }
  100%  { inset: 0 19px 19px 0; }
}

@keyframes tds-chat-slide-up {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ------------------------------------------------------------
   2. FLOATING LAUNCHER BUTTON
   ------------------------------------------------------------ */
.tds-chat-launcher {
  position: fixed;
  right: 24px;
  bottom: 100px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue, #2563FF) 0%, var(--blue-dark, #1a4fd8) 100%);
  box-shadow: 0 6px 30px rgba(37, 99, 255, 0.45);
  z-index: 998;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  border: none;
  padding: 0;
  outline: none;
  animation: tds-chat-pulse 2.5s ease-in-out infinite;
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.25s ease-out,
              background 0.25s ease-out;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

.tds-chat-launcher:hover {
  transform: scale(1.1);
  box-shadow: 0 10px 40px rgba(37, 99, 255, 0.6);
}

.tds-chat-launcher:active {
  transform: scale(0.95);
}

.tds-chat-launcher-icon {
  width: 28px;
  height: 28px;
  stroke: #ffffff;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  pointer-events: none;
  transition: transform 0.25s ease;
}

.tds-chat-tooltip {
  position: absolute;
  right: 76px;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0, 0, 0, 0.85);
  color: #ffffff;
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.tds-chat-tooltip::after {
  content: '';
  position: absolute;
  right: -6px;
  top: 50%;
  transform: translateY(-50%);
  border-left: 6px solid rgba(0, 0, 0, 0.85);
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
}

.tds-chat-launcher:hover .tds-chat-tooltip {
  opacity: 1;
}

/* ------------------------------------------------------------
   3. CHAT PANEL
   ------------------------------------------------------------ */
.tds-chat-panel {
  position: fixed;
  right: 24px;
  bottom: 200px;
  top: 80px;
  width: 532px;
  height: 784px;
  max-width: calc(100vw - 32px);
  max-height: calc(100vh - 300px);
  background: #ffffff;
  border-radius: 20px;
  border: 1px solid rgba(37, 99, 255, 0.12);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.16);
  z-index: 998;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(20px) scale(0.96);
  transition: opacity 0.25s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.25s cubic-bezier(0.16, 1, 0.3, 1),
              visibility 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  font-family: var(--font-b, 'Inter', sans-serif);
}

.tds-chat-panel.tds-chat-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0) scale(1);
}

/* ------------------------------------------------------------
   4. HEADER — Jenny Smith persona
   ------------------------------------------------------------ */
.tds-chat-header {
  height: 72px;
  background: linear-gradient(135deg, var(--blue, #2563FF) 0%, var(--blue-dark, #1a4fd8) 100%);
  color: #ffffff;
  padding: 0 16px 0 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
  gap: 10px;
}

.tds-chat-header-left {
  display: flex;
  align-items: center;
  gap: 11px;
  min-width: 0;
}

.tds-chat-avatar-wrap {
  position: relative;
  flex-shrink: 0;
}

.tds-chat-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(255, 255, 255, 0.55);
  display: block;
  background: rgba(255,255,255,0.15);
}

.tds-chat-status-dot {
  position: absolute;
  bottom: 1px;
  right: 1px;
  width: 11px;
  height: 11px;
  background: #22c55e;
  border-radius: 50%;
  border: 2px solid #2563FF;
}

.tds-chat-header-info {
  display: flex;
  flex-direction: column;
  gap: 1px;
  min-width: 0;
}

.tds-chat-title {
  margin: 0;
  font-family: var(--font-d, 'Plus Jakarta Sans', sans-serif);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.2px;
  color: #ffffff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.tds-chat-subtitle {
  margin: 0;
  font-size: 11.5px;
  color: rgba(255, 255, 255, 0.82);
  font-weight: 400;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.tds-chat-close-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: transparent;
  border: none;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.2s ease;
  outline: none;
  padding: 0;
  flex-shrink: 0;
}

.tds-chat-close-btn:hover {
  background: rgba(255, 255, 255, 0.18);
}

.tds-chat-close-btn svg {
  width: 18px;
  height: 18px;
  stroke: #ffffff;
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ------------------------------------------------------------
   5. BODY
   ------------------------------------------------------------ */
.tds-chat-body {
  flex: 1;
  overflow-y: auto;
  padding: 20px 16px;
  background: #f4f6fb;
  display: flex;
  flex-direction: column;
  gap: 12px;
  scroll-behavior: smooth;
}

.tds-chat-body::-webkit-scrollbar {
  width: 4px;
}

.tds-chat-body::-webkit-scrollbar-track {
  background: transparent;
}

.tds-chat-body::-webkit-scrollbar-thumb {
  background: rgba(37, 99, 255, 0.18);
  border-radius: 10px;
}

/* ------------------------------------------------------------
   6. PRE-CHAT GATE — conversational, Jenny persona
   ------------------------------------------------------------ */
.tds-chat-gate {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 12px 4px 8px;
  text-align: center;
  min-height: 100%;
  justify-content: flex-start;
}

/* Jenny avatar in gate */
.tds-chat-gate-avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid #ffffff;
  box-shadow: 0 4px 16px rgba(37, 99, 255, 0.2);
  margin-bottom: 12px;
  display: block;
}

.tds-chat-gate-greeting {
  font-family: var(--font-d, 'Plus Jakarta Sans', sans-serif);
  font-size: 17px;
  font-weight: 700;
  color: #0f172a;
  margin: 0 0 6px 0;
  line-height: 1.3;
}

.tds-chat-gate-sub {
  font-size: 13px;
  color: #64748b;
  margin: 0 0 20px 0;
  line-height: 1.5;
  max-width: 280px;
}

/* Conversational intro bubble from Jenny */
.tds-chat-gate-intro-bubble {
  background: #ffffff;
  border: 1px solid rgba(37, 99, 255, 0.1);
  border-radius: 4px 18px 18px 18px;
  padding: 11px 14px;
  font-size: 13.5px;
  color: #1e293b;
  line-height: 1.5;
  text-align: left;
  box-shadow: 0 2px 8px rgba(37, 99, 255, 0.06);
  margin-bottom: 20px;
  align-self: flex-start;
  max-width: 90%;
  animation: tds-chat-slide-up 0.3s ease-out;
}

.tds-chat-gate-divider {
  font-size: 11px;
  color: #94a3b8;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
  margin-bottom: 14px;
  width: 100%;
  text-align: center;
  position: relative;
}

.tds-chat-gate-divider::before,
.tds-chat-gate-divider::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 28%;
  height: 1px;
  background: #e2e8f0;
}

.tds-chat-gate-divider::before { left: 0; }
.tds-chat-gate-divider::after  { right: 0; }

/* Tab switcher */
.tds-chat-tabs {
  display: flex;
  align-items: center;
  gap: 4px;
  background: #eef2ff;
  border-radius: 100px;
  padding: 4px;
  margin: 0 auto 16px;
  width: fit-content;
}

.tds-chat-tab {
  padding: 7px 18px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  color: #6b7280;
  border: none;
  background: transparent;
  cursor: pointer;
  transition: all 0.2s ease;
  font-family: var(--font-b, 'Inter', sans-serif);
  outline: none;
}

.tds-chat-tab.tds-chat-tab-active {
  background: #ffffff;
  color: var(--blue, #2563FF);
  box-shadow: 0 2px 8px rgba(37, 99, 255, 0.12);
}

.tds-chat-form-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
  text-align: left;
  width: 100%;
}

.tds-chat-phone-wrap {
  display: flex;
  gap: 8px;
}

.tds-chat-select {
  background: #ffffff;
  border: 1.5px solid #e2e8f0;
  border-radius: 12px;
  padding: 12px 8px;
  font-size: 13px;
  color: #0f172a;
  outline: none;
  font-family: var(--font-b, 'Inter', sans-serif);
  cursor: pointer;
  width: 90px;
  flex-shrink: 0;
  transition: border-color 0.2s ease;
}

.tds-chat-select:focus {
  border-color: var(--blue, #2563FF);
}

.tds-chat-input {
  width: 100%;
  background: #ffffff;
  border: 1.5px solid #e2e8f0;
  border-radius: 12px;
  padding: 12px 16px;
  font-size: 14px;
  color: #0f172a;
  font-family: var(--font-b, 'Inter', sans-serif);
  outline: none;
  transition: border-color 0.25s, box-shadow 0.25s;
  box-sizing: border-box;
}

.tds-chat-input::placeholder {
  color: #94a3b8;
}

.tds-chat-input:focus {
  border-color: var(--blue, #2563FF);
  box-shadow: 0 0 0 3px rgba(37, 99, 255, 0.1);
}

.tds-chat-btn {
  width: 100%;
  background: var(--blue, #2563FF);
  color: #ffffff;
  border: none;
  border-radius: 100px;
  padding: 13px;
  font-size: 14px;
  font-weight: 600;
  font-family: var(--font-b, 'Inter', sans-serif);
  cursor: pointer;
  transition: all 0.25s ease;
  margin-top: 4px;
  outline: none;
  box-sizing: border-box;
  letter-spacing: 0.01em;
}

.tds-chat-btn:hover {
  background: var(--blue-dark, #1a4fd8);
  box-shadow: 0 6px 20px rgba(37, 99, 255, 0.38);
  transform: translateY(-1px);
}

.tds-chat-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}

.tds-chat-otp-box {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 4px;
}

.tds-chat-otp-input {
  letter-spacing: 8px;
  font-size: 20px;
  text-align: center;
  font-weight: 700;
  font-family: 'Courier New', Courier, monospace;
}

.tds-chat-resend-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: #94a3b8;
  margin-top: 4px;
}

.tds-chat-resend-btn {
  background: none;
  border: none;
  color: var(--blue, #2563FF);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  padding: 0;
  text-decoration: underline;
  outline: none;
}

.tds-chat-resend-btn:disabled {
  color: #cbd5e1;
  cursor: not-allowed;
  text-decoration: none;
}

.tds-chat-gate-msg {
  font-size: 12px;
  padding: 8px 12px;
  border-radius: 10px;
  margin-top: 6px;
  display: none;
  width: 100%;
  box-sizing: border-box;
}

.tds-chat-gate-msg.tds-chat-error {
  display: block;
  background: #fef2f2;
  color: #dc2626;
  border: 1px solid #fee2e2;
}

.tds-chat-gate-msg.tds-chat-info {
  display: block;
  background: #eff6ff;
  color: #2563eb;
  border: 1px solid #dbeafe;
}

/* ------------------------------------------------------------
   7. CHAT MESSAGES & BUBBLES
   ------------------------------------------------------------ */
.tds-chat-msg-row {
  display: flex;
  flex-direction: column;
  max-width: 84%;
  animation: tds-chat-slide-up 0.25s ease-out;
}

.tds-chat-msg-user {
  align-self: flex-end;
  align-items: flex-end;
}

.tds-chat-msg-bot {
  align-self: flex-start;
  align-items: flex-start;
}

/* Bot row: avatar + bubble side by side */
.tds-chat-msg-bot-inner {
  display: flex;
  align-items: flex-end;
  gap: 8px;
}

.tds-chat-msg-bot-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  border: 1.5px solid #e2e8f0;
  background: #eef2ff;
}

.tds-chat-bubble {
  padding: 11px 15px;
  font-size: 14px;
  line-height: 1.55;
  font-family: var(--font-b, 'Inter', sans-serif);
  word-break: break-word;
}

.tds-chat-msg-user .tds-chat-bubble {
  background: var(--blue, #2563FF);
  color: #ffffff;
  border-radius: 18px 18px 4px 18px;
  box-shadow: 0 2px 8px rgba(37, 99, 255, 0.22);
}

.tds-chat-msg-bot .tds-chat-bubble {
  background: #ffffff;
  color: #1e293b;
  border: 1px solid rgba(37, 99, 255, 0.1);
  border-radius: 18px 18px 18px 4px;
  box-shadow: 0 2px 8px rgba(37, 99, 255, 0.05);
}

.tds-chat-system-bubble {
  align-self: center;
  background: #eef4ff;
  color: #1d4ed8;
  border-radius: 100px;
  font-size: 11.5px;
  font-weight: 500;
  padding: 5px 14px;
  text-align: center;
  border: 1px solid rgba(37, 99, 255, 0.15);
  max-width: 92%;
  margin: 2px auto;
}

.tds-chat-time {
  font-size: 10px;
  color: #94a3b8;
  margin-top: 4px;
  padding: 0 2px;
}

.tds-chat-bubble a.tds-chat-link {
  color: var(--blue, #2563FF);
  text-decoration: underline;
  font-weight: 500;
}

.tds-chat-msg-user .tds-chat-bubble a.tds-chat-link {
  color: rgba(255,255,255,0.9);
  text-decoration: underline;
}

/* Typing indicator — Luma Spin square-chase */
.tds-chat-typing-row {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  align-self: flex-start;
  animation: tds-chat-slide-up 0.25s ease-out;
}

.tds-chat-typing-bubble {
  display: flex;
  align-items: center;
  justify-content: center;
  align-self: flex-start;
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 18px 18px 18px 4px;
  padding: 14px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.02);
  animation: tds-chat-slide-up 0.3s ease;
}

/* Luma Spin container */
.tds-chat-luma-spin {
  position: relative;
  width: 36px;
  height: 36px;
  flex-shrink: 0;
}

.tds-chat-luma-spin span {
  position: absolute;
  border-radius: 50px;
  /* Bolder, fully-opaque blue border for strong visibility */
  box-shadow: inset 0 0 0 3px #2563FF;
  animation: tds-loaderAnim 2.5s infinite;
}

.tds-chat-luma-spin span:nth-child(2) {
  animation-delay: -1.25s;
  /* Slightly lighter second square for a layered effect */
  box-shadow: inset 0 0 0 3px rgba(37, 99, 255, 0.55);
}

/* ------------------------------------------------------------
   8. FOOTER INPUT ROW
   ------------------------------------------------------------ */
.tds-chat-footer {
  background: #ffffff;
  border-top: 1px solid #f1f5f9;
  padding: 10px 14px 12px;
  flex-shrink: 0;
}

.tds-chat-footer-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.tds-chat-footer-input {
  flex: 1;
  border: 1.5px solid #e2e8f0;
  border-radius: 100px;
  padding: 10px 16px;
  font-size: 13.5px;
  color: #0f172a;
  outline: none;
  font-family: var(--font-b, 'Inter', sans-serif);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  box-sizing: border-box;
  background: #f8faff;
}

.tds-chat-footer-input:focus {
  border-color: var(--blue, #2563FF);
  box-shadow: 0 0 0 3px rgba(37, 99, 255, 0.1);
  background: #ffffff;
}

.tds-chat-send-btn {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--blue, #2563FF);
  border: none;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
  transition: background 0.2s ease, transform 0.2s ease;
  outline: none;
}

.tds-chat-send-btn:hover {
  background: var(--blue-dark, #1a4fd8);
  transform: scale(1.05);
}

.tds-chat-send-btn:active {
  transform: scale(0.95);
}

.tds-chat-send-btn svg {
  width: 17px;
  height: 17px;
  stroke: #ffffff;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* Screen reader utility */
.tds-chat-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ------------------------------------------------------------
   9. RESPONSIVE MEDIA QUERIES
   ------------------------------------------------------------ */
@media (max-width: 960px) {
  .tds-chat-launcher {
    bottom: 100px;
    right: 24px;
  }
  .tds-chat-panel {
    width: 480px;
    height: 700px;
    bottom: 170px;
    right: 24px;
  }
}

@media (max-width: 768px) {
  .tds-chat-launcher {
    width: 54px;
    height: 54px;
    bottom: 90px;
    right: 16px;
  }
  .tds-chat-launcher-icon {
    width: 26px;
    height: 26px;
  }
  .tds-chat-tooltip {
    right: 70px;
  }
  .tds-chat-panel {
    right: 16px;
    left: 16px;
    width: auto;
    max-width: none;
    height: auto;
    top: 70px;
    bottom: 154px;
    max-height: calc(100vh - 240px);
    border-radius: 18px;
  }
}

@media (max-width: 480px) {
  .tds-chat-launcher {
    width: 50px;
    height: 50px;
    bottom: 80px;
    right: 12px;
  }
  .tds-chat-launcher-icon {
    width: 24px;
    height: 24px;
  }
  .tds-chat-tooltip {
    display: none;
  }
  .tds-chat-panel {
    position: fixed;
    right: 12px;
    left: 12px;
    top: 70px;
    bottom: 80px;
    width: calc(100vw - 24px);
    max-width: none;
    height: auto;
    max-height: calc(100vh - 150px);
    border-radius: 16px;
  }
}

@media (max-width: 380px) {
  .tds-chat-launcher {
    width: 46px;
    height: 46px;
    bottom: 76px;
    right: 12px;
  }
  .tds-chat-launcher-icon {
    width: 22px;
    height: 22px;
  }
  .tds-chat-panel {
    right: 8px;
    left: 8px;
    top: 70px;
    bottom: 76px;
    width: calc(100vw - 16px);
    max-height: calc(100vh - 146px);
    border-radius: 14px;
  }
}

/* ------------------------------------------------------------
   10. PREFERS-REDUCED-MOTION
   ------------------------------------------------------------ */
@media (prefers-reduced-motion: reduce) {
  .tds-chat-launcher {
    animation: none !important;
    transition: none !important;
  }
  .tds-chat-panel {
    transition: none !important;
  }
  .tds-chat-luma-spin span {
    animation-duration: 6s;
  }
  .tds-chat-msg-row,
  .tds-chat-typing-row,
  .tds-chat-gate-intro-bubble {
    animation: none !important;
  }
}