:root {
  --tg-ai-panel: rgba(13, 24, 38, 0.96);
  --tg-ai-card: rgba(255, 255, 255, 0.04);
  --tg-ai-border: rgba(255, 255, 255, 0.14);
  --tg-ai-text: #edf2f8;
  --tg-ai-muted: #aeb8c8;
  --tg-ai-accent: #f08b2d;
  --tg-ai-shadow: 0 24px 50px rgba(0, 0, 0, 0.38);
}

.tg-ai-widget {
  position: fixed;
  right: 22px;
  bottom: calc(var(--tg-ai-whatsapp-gap, 24px) + env(safe-area-inset-bottom));
  z-index: 1100;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
  pointer-events: none;
}

.tg-ai-launcher {
  pointer-events: auto;
  min-width: 54px;
  min-height: 54px;
  padding: 0 14px;
  border: 0;
  border-radius: 999px;
  background: linear-gradient(130deg, #112337, #17415b 78%, var(--tg-ai-accent));
  color: #fff;
  font-weight: 700;
  font-size: 13px;
  line-height: 1;
  cursor: pointer;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.35);
  white-space: nowrap;
}

.tg-ai-panel {
  pointer-events: none;
  width: min(460px, calc(100vw - 28px));
  max-height: min(920px, calc(100vh - 20px));
  background: var(--tg-ai-panel);
  color: var(--tg-ai-text);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 18px;
  box-shadow: var(--tg-ai-shadow);
  padding: 18px;
  opacity: 0;
  transform: translateY(16px) scale(0.98);
  transition: opacity 0.2s ease, transform 0.2s ease;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.tg-ai-panel.open {
  pointer-events: auto;
  opacity: 1;
  transform: translateY(0) scale(1);
}

.tg-ai-panel__header {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-right: 28px;
}

.tg-ai-panel__title {
  margin: 0;
  font-size: 19px;
  line-height: 1.25;
  color: #ffffff;
}

.tg-ai-panel__subtitle {
  margin: 0;
  color: #ffffff;
  font-size: 13px;
  line-height: 1.45;
}

.tg-ai-panel__close {
  position: absolute;
  top: 0;
  right: 0;
  border: none;
  background: transparent;
  color: var(--tg-ai-muted);
  font-size: 18px;
  cursor: pointer;
}

.tg-ai-step-indicator {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--tg-ai-muted);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.tg-ai-bullets {
  display: flex;
  gap: 4px;
}

.tg-ai-bullet {
  width: 20px;
  height: 4px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.2);
}

.tg-ai-bullet.active {
  background: var(--tg-ai-accent);
}

.tg-ai-panel__content {
  overflow-y: auto;
  max-height: 61vh;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-right: 3px;
}

.tg-ai-content-title {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  color: #ffffff;
}

.tg-ai-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 8px;
}

.tg-ai-card {
  border: 1px solid var(--tg-ai-border);
  background: var(--tg-ai-card);
  color: var(--tg-ai-text);
  border-radius: 12px;
  text-align: left;
  padding: 11px;
  cursor: pointer;
  min-height: 76px;
}

.tg-ai-card--active {
  border-color: var(--tg-ai-accent);
  background: rgba(240, 139, 45, 0.14);
}

.tg-ai-card-title {
  margin: 0;
  font-size: 14px;
  font-weight: 700;
}

.tg-ai-card-detail {
  margin: 5px 0 0;
  color: var(--tg-ai-muted);
  font-size: 12px;
}

.tg-ai-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.tg-ai-actions button,
.tg-ai-inline-btn,
.tg-ai-topic-btn {
  border: 1px solid var(--tg-ai-border);
  background: transparent;
  color: var(--tg-ai-text);
  border-radius: 10px;
  padding: 9px 12px;
  cursor: pointer;
  font-size: 12px;
}

.tg-ai-actions button {
  flex: 1;
  min-width: 108px;
}

.tg-ai-actions .primary,
.tg-ai-inline-btn.primary,
.tg-ai-cta-group .primary {
  background: var(--tg-ai-accent);
  border-color: var(--tg-ai-accent);
  color: #fff;
}

.tg-ai-actions button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.tg-ai-form-wrap,
.tg-ai-info-wrap,
.tg-ai-summary-wrap {
  display: none;
}

.tg-ai-form-row {
  display: flex;
  flex-direction: column;
  gap: 5px;
  margin-bottom: 8px;
}

.tg-ai-label {
  font-size: 12px;
  color: var(--tg-ai-muted);
}

.tg-ai-input {
  width: 100%;
  border: 1px solid var(--tg-ai-border);
  background: rgba(255, 255, 255, 0.03);
  color: var(--tg-ai-text);
  border-radius: 10px;
  padding: 10px 11px;
  font-size: 13px;
}

textarea.tg-ai-input {
  min-height: 74px;
  resize: vertical;
}

.tg-ai-input--error {
  border-color: #ff6e6e;
}

.tg-ai-summary-card {
  border: 1px solid var(--tg-ai-border);
  background: rgba(255, 255, 255, 0.04);
  border-radius: 12px;
  padding: 12px;
}

.tg-ai-form-status {
  margin: 4px 0 0;
  font-size: 12px;
  color: var(--tg-ai-muted);
  min-height: 18px;
}

.tg-ai-summary-card h4 {
  margin: 0 0 8px;
  font-size: 13px;
  color: var(--tg-ai-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.tg-ai-summary-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 12px;
}

.tg-ai-summary-list li {
  display: flex;
  justify-content: space-between;
  gap: 10px;
}

.tg-ai-summary-list li span:last-child {
  text-align: right;
  max-width: 58%;
  overflow-wrap: anywhere;
}

.tg-ai-cta-group {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-top: 8px;
}

.tg-ai-cta-group a {
  border: 1px solid var(--tg-ai-border);
  border-radius: 10px;
  text-decoration: none;
  color: var(--tg-ai-text);
  font-size: 12px;
  padding: 10px;
  text-align: center;
  background: rgba(255, 255, 255, 0.03);
}

.tg-ai-inline-row {
  display: flex;
  gap: 8px;
}

.tg-ai-inline-row .tg-ai-input {
  flex: 1;
}

.tg-ai-topic-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-bottom: 8px;
}

.tg-ai-topic-btn {
  font-size: 11px;
  padding: 8px 10px;
}

.tg-ai-topic-btn.active {
  background: rgba(240, 139, 45, 0.16);
  border-color: var(--tg-ai-accent);
}

.tg-ai-info-note {
  margin: 2px 0 10px;
  color: var(--tg-ai-muted);
  font-size: 12px;
  line-height: 1.45;
}

.tg-ai-question-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-bottom: 12px;
}

.tg-ai-question-btn {
  font-size: 11px;
  padding: 7px 10px;
}

.tg-ai-info-text {
  margin: 0;
  font-size: 13px;
  color: var(--tg-ai-text);
  line-height: 1.45;
}

.tg-ai-info-link {
  margin-top: 8px;
  display: inline-block;
  color: #ffd9a7;
  font-size: 12px;
}

@media (max-width: 768px) {
  .tg-ai-widget {
    right: 12px;
  }

  .tg-ai-panel {
    width: calc(100vw - 18px);
    max-height: calc(100vh - 20px);
    padding: 14px;
  }

  .tg-ai-panel__content {
    max-height: 58vh;
  }

  .tg-ai-cta-group {
    grid-template-columns: 1fr;
  }
}