* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-attachment: fixed;
  background-color: #1a2332;
  font-family: "Segoe UI", Roboto, sans-serif;
  padding-bottom: 80px;
  transition: background 0.8s ease;
}
body::before {
  content: "";
  position: fixed;
  top: 0; left: 0; width: 100%; height: 100%;
  background: linear-gradient(135deg, rgba(0,0,0,0.25), rgba(0,0,0,0.4));
  z-index: -1;
}

.glass {
  background: rgba(255,255,255,0.15) !important;
  backdrop-filter: blur(16px) saturate(160%) !important;
  -webkit-backdrop-filter: blur(16px) saturate(160%) !important;
  border: 1px solid rgba(255,255,255,0.2) !important;
  border-radius: 14px !important;
  transition: 0.3s !important;
  color: #fff !important;
}
.glass:hover {
  background: rgba(255,255,255,0.22) !important;
  border-color: rgba(255,255,255,0.35) !important;
  transform: translateY(-2px) !important;
  box-shadow: 0 8px 30px rgba(0,0,0,0.2) !important;
}

.ui.fixed.menu {
  background: rgba(255,255,255,0.12) !important;
  backdrop-filter: blur(20px) !important;
  -webkit-backdrop-filter: blur(20px) !important;
  border-bottom: 1px solid rgba(255,255,255,0.18) !important;
  padding: 10px 0 !important;
}
.ui.menu .header.item {
  font-size: 18px !important;
  font-weight: 600 !important;
  color: #fff !important;
  text-shadow: 0 2px 8px rgba(0,0,0,0.3) !important;
}

.mailaddress {
  width: 35% !important;
  display: flex !important;
  align-items: center !important;
  gap: 8px !important;
  padding: 8px 12px !important;
}
#shortid {
  background: transparent !important;
  color: #fff !important;
  font-weight: 500 !important;
}
#shortid::placeholder {
  color: rgba(255,255,255,0.7) !important;
}

.ui.main.container {
  margin-top: 110px !important;
}

.ui.celled.table, .ad-box, #mailcard {
  width: 100% !important;
  max-width: 100% !important;
  margin: 0 0 20px 0 !important;
  color: #fff !important;
  text-shadow: 0 1px 4px rgba(0,0,0,0.2) !important;
}

.ui.table thead th {
  background: rgba(255,255,255,0.22) !important;
  color: #fff !important;
  border: none !important;
  font-weight: 600 !important;
}
.ui.table tbody tr:hover {
  background: rgba(255,255,255,0.1) !important;
}
.ui.table td {
  border-color: rgba(255,255,255,0.15) !important;
}

.circular.icon, #copyBtn {
  color: #fff !important;
  transition: 0.25s !important;
}
.circular.icon:hover, #copyBtn:hover {
  color: #a8d1ff !important;
  transform: scale(1.1) !important;
}
.ui.icon.button {
  background: rgba(255,255,255,0.15) !important;
  border: 1px solid rgba(255,255,255,0.2) !important;
}

.ad-box {
  padding: 22px !important;
  text-align: center !important;
  border-style: dashed !important;
  border-color: rgba(255,255,255,0.25) !important;
}

.footer {
  position: fixed !important;
  bottom: 0 !important; left: 0 !important; width: 100% !important;
  background: rgba(255,255,255,0.12) !important;
  backdrop-filter: blur(20px) !important;
  -webkit-backdrop-filter: blur(20px) !important;
  border-top: 1px solid rgba(255,255,255,0.18) !important;
  padding: 14px 0 !important;
  text-align: center !important;
  color: #fff !important;
  font-size: 13px !important;
  text-shadow: 0 1px 4px rgba(0,0,0,0.2) !important;
}
.footer a {
  color: #a8d1ff !important;
  margin: 0 5px !important;
}
/* 悬浮文字提示 - 重写版 */
[data-tooltip] {
  position: relative;
  cursor: pointer;
}
[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: -30px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0, 0, 0, 0.8);
  color: #fff;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 12px;
  white-space: nowrap;
  z-index: 9999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}
[data-tooltip]:hover::after {
  opacity: 1;
}
/* 鼠标特效 */
.mouse-follower {
  position: fixed;
  width: 16px;
  height: 16px;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  pointer-events: none;
  z-index: 99999;
  transition: transform 0.05s ease;
  backdrop-filter: blur(4px);
}
.mouse-click {
  position: fixed;
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255, 255, 255, 0.4);
  border-radius: 50%;
  pointer-events: none;
  z-index: 99999;
  animation: mouseClick 0.6s ease-out forwards;
}
@keyframes mouseClick {
  0% {
    transform: scale(0.5);
    opacity: 1;
  }
  100% {
    transform: scale(2.5);
    opacity: 0;
  }
}

/* 自定义光标样式 */
body.cursor1 {
  cursor: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="32" height="32"><path fill="%23000" d="M4 4L28 12L18 16L16 26z"/></svg>') 0 0, default;
}
body.cursor2 {
  cursor: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="32" height="32"><path fill="%231677ff" d="M4 4L28 12L18 16L16 26z"/></svg>') 0 0, default;
}
body.cursor3 {
  cursor: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="32" height="32"><path fill="%23ff7d00" d="M4 4L28 12L18 16L16 26z"/></svg>') 0 0, default;
}
body.cursor4 {
  cursor: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="32" height="32"><path fill="%23722ed1" d="M4 4L28 12L18 16L16 26z"/></svg>') 0 0, default;
}
body.cursor5 {
  cursor: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="32" height="32"><path fill="%2300C851" d="M4 4L28 12L18 16L16 26z"/></svg>') 0 0, default;
}
input, button, i, a {
  cursor: pointer !important;
}

/* 小卡片样式 + 毛玻璃（和全站glass风格统一） */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin: 20px 0;
}
.feature-card {
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(16px) saturate(160%);
  -webkit-backdrop-filter: blur(16px) saturate(160%);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 14px;
  padding: 20px;
  text-align: center;
  transition: 0.3s;
  color: #fff;
}
.feature-card:hover {
  background: rgba(255,255,255,0.22);
  border-color: rgba(255,255,255,0.35);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0,0,0,0.2);
}
.feature-icon {
  width: 48px;
  height: 48px;
  background: rgba(22, 119, 255, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 12px;
  color: #1677ff;
  font-size: 20px;
}
.feature-title {
  font-size: 18px;
  font-weight: bold;
  margin-bottom: 8px;
}
.feature-desc {
  font-size: 14px;
  opacity: 0.8;
  line-height: 1.5;
}

/* 提示弹窗样式 */
.toast-notice {
  position: fixed;
  left: 50%;
  bottom: 120px;
  transform: translateX(-50%);
  background: #1677ff;
  color: #fff;
  padding: 12px 24px;
  border-radius: 8px;
  z-index: 9999;
  font-size: 15px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

/* 原问答区域样式（保留） */
.faq-header {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: bold;
  margin-bottom: 15px;
}
.faq-question {
  padding: 10px 0;
  font-weight: bold;
  cursor: pointer;
  border-bottom: 1px solid rgba(255,255,255,0.2);
}
.faq-answer {
  padding: 8px 0 12px 15px;
  display: none;
  line-height: 1.6;
}
/* 语言切换毛玻璃样式 */
.lang-select {
    background: rgba(255, 255, 255, 0.15) !important;
    backdrop-filter: blur(20px) saturate(180%) !important;
    -webkit-backdrop-filter: blur(20px) saturate(180%) !important;
    border: 1px solid rgba(255, 255, 255, 0.25) !important;
    color: #ffffff !important;
    padding: 6px 10px !important;
    border-radius: 8px !important;
    outline: none !important;
    cursor: pointer !important;
    margin-left: 15px;
}
.lang-select option {
    background: #1a1a1a !important;
    color: #fff !important;
}

/* 修复输入框自适应（和原来一模一样） */
.mailaddress .ui.icon.input {
  display: flex !important;
}
.mailaddress .ui.icon.input input {
  width: 100% !important;
  flex: 1 !important;
}