.scroll-to-top {
  position: fixed;
  right: 20px;
  bottom: 20px;
  width: 44px;
  height: 44px;
  border: none;
  border-radius: 999px;
  background: #2d5f41;
  color: #fff;
  box-shadow: 0 10px 24px rgba(45, 95, 65, 0.25);
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity .2s ease, transform .2s ease, background .2s ease;
  z-index: 1100;
}
.scroll-to-top.visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
.scroll-to-top:hover { background: #244d34; }

.am-support-widget {
  position: fixed;
  right: 18px;
  bottom: 74px;
  z-index: 1200;
  font-family: Inter, system-ui, sans-serif;
}
.am-support-widget.is-open { z-index: 1250; }

.am-support-widget-launcher {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  padding: 0;
  border: none;
  border-radius: 999px;
  cursor: pointer;
  color: #fff;
  background: #2d5f41;
  box-shadow: 0 10px 24px rgba(45, 95, 65, 0.25);
  transition: transform .18s ease, box-shadow .18s ease, opacity .18s ease;
  animation: amSupportPulse 5s ease-in-out infinite;
}
.am-support-widget.is-open .am-support-widget-launcher {
  opacity: .95;
}
.am-support-widget-launcher:hover {
  background: #244d34;
  transform: translateY(-1px);
  box-shadow: 0 12px 28px rgba(45, 95, 65, 0.28);
}
.am-support-launcher-icon {
  width: 100%;
  height: 100%;
  border-radius: 999px;
  background: transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}

.am-support-panel {
  position: absolute;
  right: 0;
  bottom: 56px;
  width: min(390px, calc(100vw - 24px));
  max-height: min(76vh, 640px);
  display: flex;
  flex-direction: column;
  background: #fff;
  border-radius: 18px;
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.22);
  border: 1px solid rgba(15, 23, 42, 0.08);
  overflow: hidden;
  opacity: 0;
  transform: translateY(12px) scale(.98);
  pointer-events: none;
  transition: opacity .22s ease, transform .22s cubic-bezier(.2,.8,.2,1);
}
.am-support-widget.is-open .am-support-panel {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.am-support-panel-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
  padding: 14px 14px 12px;
  color: #fff;
  background: linear-gradient(135deg, #234a32 0%, #2d5f41 55%, #3f7b59 100%);
}
.am-support-panel-header h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
}
.am-support-panel-header p {
  margin: 2px 0 0;
  font-size: 12px;
  opacity: .9;
}
.am-support-close {
  border: none;
  width: 32px;
  height: 32px;
  border-radius: 999px;
  background: rgba(255,255,255,.16);
  color: #fff;
  cursor: pointer;
  font-size: 22px;
  line-height: 1;
}

.am-support-body {
  display: flex;
  flex-direction: column;
  min-height: 340px;
  max-height: calc(min(76vh, 640px) - 60px);
}
.am-support-messages {
  flex: 1 1 auto;
  overflow: auto;
  padding: 12px;
  background:
    radial-gradient(circle at 1px 1px, rgba(45,95,65,.08) 1px, transparent 0) 0 0 / 12px 12px,
    #f8fafc;
}
.am-support-empty {
  border: 1px dashed #cbd5e1;
  border-radius: 12px;
  background: rgba(255,255,255,.9);
  color: #475569;
  padding: 14px;
  font-size: 13px;
}
.am-support-empty i { margin-right: 6px; color: #2d5f41; }

.am-support-message {
  display: flex;
  margin-bottom: 10px;
  animation: amMessageIn .16s ease;
}
.am-support-message.is-customer { justify-content: flex-end; }
.am-support-message.is-agent { justify-content: flex-start; }
.am-support-message.is-system { justify-content: flex-start; }
.am-support-message-bubble {
  max-width: 85%;
  border-radius: 14px;
  padding: 10px 11px;
  border: 1px solid #e2e8f0;
  background: #fff;
  box-shadow: 0 4px 12px rgba(15,23,42,.04);
}
.am-support-message.is-customer .am-support-message-bubble {
  background: linear-gradient(135deg, #2d5f41 0%, #3f7b59 100%);
  color: #fff;
  border-color: transparent;
}
.am-support-message.is-system .am-support-message-bubble {
  background: #eef6f0;
  border-color: #cfe3d7;
  color: #163022;
}
.am-support-message.is-system .am-support-message-meta {
  color: #2d5f41;
  opacity: .9;
}
.am-support-message-text { white-space: pre-wrap; line-height: 1.45; font-size: 14px; }
.am-support-message-meta { margin-top: 6px; font-size: 11px; opacity: .75; }

.am-support-error {
  margin: 8px 12px 0;
  background: #fef2f2;
  color: #991b1b;
  border: 1px solid #fecaca;
  border-radius: 10px;
  padding: 8px 10px;
  font-size: 12px;
}

.am-support-form {
  border-top: 1px solid #e5e7eb;
  background: #fff;
  padding: 12px;
}
.am-support-guest-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 8px;
}
.am-support-guest-fields input[type="tel"] { grid-column: 1 / -1; }
.am-support-form input,
.am-support-form textarea {
  width: 100%;
  border: 1px solid #d1d5db;
  border-radius: 10px;
  padding: 10px 11px;
  font-size: 14px;
  background: #fff;
  color: #111827;
}
.am-support-form textarea { resize: vertical; min-height: 74px; }
.am-support-form input:focus,
.am-support-form textarea:focus {
  outline: none;
  border-color: #2d5f41;
  box-shadow: 0 0 0 3px rgba(45,95,65,.12);
}
.am-support-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: 8px;
}
.am-support-submit {
  border: none;
  border-radius: 10px;
  padding: 10px 14px;
  font-weight: 700;
  cursor: pointer;
  color: #fff;
  background: #2d5f41;
}
.am-support-submit:disabled { opacity: .6; cursor: not-allowed; }

body.anzeigenmarkt-mobile .am-support-widget,
.anzeigenmarkt-mobile .am-support-widget {
  right: 12px;
  bottom: max(70px, env(safe-area-inset-bottom));
}
body.anzeigenmarkt-mobile .scroll-to-top,
.anzeigenmarkt-mobile .scroll-to-top {
  right: 12px;
  bottom: calc(max(70px, env(safe-area-inset-bottom)) + 64px);
}
body.anzeigenmarkt-mobile .am-support-panel,
.anzeigenmarkt-mobile .am-support-panel {
  width: calc(100vw - 24px);
  max-height: min(78vh, 620px);
}
body.anzeigenmarkt-mobile .am-support-guest-fields,
.anzeigenmarkt-mobile .am-support-guest-fields {
  grid-template-columns: 1fr;
}

.am-support-widget.is-open ~ .scroll-to-top { right: 12px; }

@media (max-width: 768px) {
  .am-support-panel-header h3 { font-size: 15px; }
}

@media (prefers-reduced-motion: reduce) {
  .am-support-widget-launcher,
  .am-support-panel,
  .scroll-to-top,
  .am-support-message { animation: none !important; transition: none !important; }
}

@keyframes amSupportPulse {
  0%, 88%, 100% { box-shadow: 0 14px 32px rgba(45,95,65,.28); }
  92% { box-shadow: 0 14px 32px rgba(45,95,65,.28), 0 0 0 10px rgba(45,95,65,.08); }
  96% { box-shadow: 0 14px 32px rgba(45,95,65,.28), 0 0 0 16px rgba(45,95,65,0); }
}
@keyframes amMessageIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}