/* =======================
   通用按钮 lp-btn 样式
   ======================= */
   .lp-btn {
    display: inline-flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    font-weight: bold;
    border-radius: 2px;
    border: none;
    padding: 10px 28px 10px 18px;
    font-size: 1.12rem;
    min-width: 170px;
    letter-spacing: 0.5px;
    transition: all 0.25s cubic-bezier(.44,.13,.48,.87);
    text-shadow: 0 1px 1px rgba(0,0,0,0.13);
    text-decoration: none;
    box-shadow: none;
    z-index: 1;
  }
  .lp-btn .lp-btn-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 13px;
    font-size: 1.28em;
    z-index: 1;
    min-width: 30px;
    min-height: 30px;
    border-radius: 2px 0 0 2px;
  }
  .lp-btn .lp-btn-text {
    z-index: 1;
    position: relative;
    white-space: nowrap;
  }
  
  /* 斜切高光动效 */
  .lp-btn::before,
  .lp-btn::after {
    content: "";
    position: absolute;
    top: 0;
    left: -40px;
    width: 80px;
    height: 100%;
    background: rgba(255,255,255,0.17);
    transform: skewX(-20deg);
    transition: left 0.48s cubic-bezier(.41,.26,.61,1);
    z-index: 0;
    pointer-events: none;
  }
  .lp-btn::after {
    left: -80px;
    width: 60px;
    background: rgba(255,255,255,0.09);
    transition-delay: 0.14s;
  }
  .lp-btn:hover::before {
    left: 120%;
  }
  .lp-btn:hover::after {
    left: 120%;
  }
  
  /* 主色-橙 */
  .lp-btn-orange {
    background: #ff7a2f;
    color: #fff;
  }
  .lp-btn-orange .lp-btn-icon {
    background: none !important;
    color: #fff;
  }
  .lp-btn-orange:active,
  .lp-btn-orange:focus,
  .lp-btn-orange:hover {
    background: #e05b13;
    color: #fff;
    outline: none;
  }
  
  /* 绿色WhatsApp */
  .lp-btn-green {
    background: #278f2c;
    color: #fff;
  }
  .lp-btn-green .lp-btn-icon {
    /* background: linear-gradient(120deg, #3ad040 0%, #229823 100%); */
    color: #fff;
  }
  .lp-btn-green:active,
  .lp-btn-green:focus,
  .lp-btn-green:hover {
    background: #229823;
    color: #fff;
    outline: none;
  }
  
  /* 黑色 */
  .lp-btn-black {
    background: #111;
    color: #fff;
  }
  .lp-btn-black .lp-btn-icon {
    background: linear-gradient(120deg, #444 0%, #222 100%);
    color: #fff;
  }
  .lp-btn-black:active,
  .lp-btn-black:focus,
  .lp-btn-black:hover {
    background: #222;
    color: #fff;
    outline: none;
  }
  
  /* 响应式优化 */
  @media (max-width: 575.98px) {
    .lp-btn {
      font-size: 1rem;
      min-width: 0;
      padding: 8px 10px 8px 13px;
    }
    .lp-btn .lp-btn-icon {
      margin-right: 8px;
      font-size: 1em;
      min-width: 25px;
      min-height: 25px;
    }
  }