/* ---------------------------------------------------------------------------
   1. 基础态：透明绿底 + 绿色描边，作为香槟金主 CTA 的次级动作
   --------------------------------------------------------------------------- */
a.btn[href*="wa.me"] {
  /* 覆盖 .aside .btn 的香槟金实底，改为极淡绿底，深色卡上不抢主按钮 */
  background-color: rgba(37, 211, 102, 0.08);
  color: #25d366;
  border: 2px solid rgba(37, 211, 102, 0.5);
  /* .btn 原为 inline-flex + center，加 gap 让图标与文字整体居中对称 */
  gap: 9px;
  /* 明确写死，避免不同模板继承差异 */
  border-radius: 2px;
  min-height: 48px;
  padding: 0 21px;
  font-size: 12px;
  font-weight: 750;
  letter-spacing: 0.055em;
  text-transform: uppercase;
  transition: background-color 0.25s, color 0.25s, border-color 0.25s,
    transform 0.25s, box-shadow 0.25s;
}

/* ---------------------------------------------------------------------------
   2. WhatsApp 图标
   mask + currentColor：图标颜色自动跟随文字色，hover 反色时无需换图
   --------------------------------------------------------------------------- */
a.btn[href*="wa.me"]::before {
  content: "";
  flex: 0 0 15px;
  width: 15px;
  height: 15px;
  background-color: currentColor;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M17.472 14.382c-.297-.149-1.758-.867-2.03-.967-.273-.099-.471-.148-.67.15-.197.297-.767.966-.94 1.164-.173.199-.347.223-.644.075-.297-.15-1.255-.463-2.39-1.475-.883-.788-1.48-1.761-1.653-2.059-.173-.297-.018-.458.13-.606.134-.133.298-.347.446-.52.149-.174.198-.298.298-.497.099-.198.05-.371-.025-.52-.075-.149-.669-1.612-.916-2.207-.242-.579-.487-.5-.669-.51-.173-.008-.371-.01-.57-.01-.198 0-.52.074-.792.372-.272.297-1.04 1.016-1.04 2.479 0 1.462 1.065 2.875 1.213 3.074.149.198 2.096 3.2 5.077 4.487.709.306 1.262.489 1.694.625.712.227 1.36.195 1.871.118.571-.085 1.758-.719 2.006-1.413.248-.694.248-1.289.173-1.413-.074-.124-.272-.198-.57-.347m-5.421 7.403h-.004a9.87 9.87 0 01-5.031-1.378l-.361-.214-3.741.982.998-3.648-.235-.374a9.86 9.86 0 01-1.51-5.26c.001-5.45 4.436-9.884 9.888-9.884 2.64 0 5.122 1.03 6.988 2.898a9.825 9.825 0 012.893 6.994c-.003 5.45-4.437 9.884-9.885 9.884m8.413-18.297A11.815 11.815 0 0012.05 0C5.495 0 .16 5.335.157 11.892c0 2.096.547 4.142 1.588 5.945L.057 24l6.305-1.654a11.882 11.882 0 005.683 1.448h.005c6.554 0 11.89-5.335 11.893-11.893a11.821 11.821 0 00-3.48-8.413z'/%3E%3C/svg%3E")
    center / contain no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M17.472 14.382c-.297-.149-1.758-.867-2.03-.967-.273-.099-.471-.148-.67.15-.197.297-.767.966-.94 1.164-.173.199-.347.223-.644.075-.297-.15-1.255-.463-2.39-1.475-.883-.788-1.48-1.761-1.653-2.059-.173-.297-.018-.458.13-.606.134-.133.298-.347.446-.52.149-.174.198-.298.298-.497.099-.198.05-.371-.025-.52-.075-.149-.669-1.612-.916-2.207-.242-.579-.487-.5-.669-.51-.173-.008-.371-.01-.57-.01-.198 0-.52.074-.792.372-.272.297-1.04 1.016-1.04 2.479 0 1.462 1.065 2.875 1.213 3.074.149.198 2.096 3.2 5.077 4.487.709.306 1.262.489 1.694.625.712.227 1.36.195 1.871.118.571-.085 1.758-.719 2.006-1.413.248-.694.248-1.289.173-1.413-.074-.124-.272-.198-.57-.347m-5.421 7.403h-.004a9.87 9.87 0 01-5.031-1.378l-.361-.214-3.741.982.998-3.648-.235-.374a9.86 9.86 0 01-1.51-5.26c.001-5.45 4.436-9.884 9.888-9.884 2.64 0 5.122 1.03 6.988 2.898a9.825 9.825 0 012.893 6.994c-.003 5.45-4.437 9.884-9.885 9.884m8.413-18.297A11.815 11.815 0 0012.05 0C5.495 0 .16 5.335.157 11.892c0 2.096.547 4.142 1.588 5.945L.057 24l6.305-1.654a11.882 11.882 0 005.683 1.448h.005c6.554 0 11.89-5.335 11.893-11.893a11.821 11.821 0 00-3.48-8.413z'/%3E%3C/svg%3E")
    center / contain no-repeat;
}

/* ---------------------------------------------------------------------------
   3. Hover / 焦点态：实心绿翻转，节奏与 .btn.gold:hover 一致（上浮 2px）
   --------------------------------------------------------------------------- */
a.btn[href*="wa.me"]:hover {
  background-color: #25d366;
  color: #062b17;
  border-color: #25d366;
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(37, 211, 102, 0.22);
}

a.btn[href*="wa.me"]:focus-visible {
  outline: 2px solid #25d366;
  outline-offset: 2px;
}

/* 触屏设备没有 hover，避免点击后样式残留 */
@media (hover: none) {
  a.btn[href*="wa.me"]:hover {
    background-color: rgba(37, 211, 102, 0.08);
    color: #25d366;
    border-color: rgba(37, 211, 102, 0.5);
    transform: none;
    box-shadow: none;
  }
}