/* style.css - 星河通行证 登录页样式 - 磨砂玻璃版 */

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  overflow-y: auto;
  height: auto;
  min-height: 100%;
}

body {
  font-family: 'PingFang SC', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow-x: hidden;
}

/* 背景层 - 竖屏默认 */
.login-bg {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: url("/images/Vertical.jpg") center/cover no-repeat;
  filter: blur(2px);
  z-index: 0;
}

/* 横屏 - 随机背景 */
@media (orientation: landscape) {
  .login-bg {
    background: url("/images/login-bg.jpg") center/cover no-repeat;
  }
  .login-bg.alt {
    background: url("/images/Horizontal.jpg") center/cover no-repeat;
  }
}

.container {
  width: 100%;
  max-width: 440px;
  padding: 20px;
  z-index: 1;
  position: relative;
}

/* 磨砂玻璃卡片 */
.glass-card {
  background: rgba(255, 255, 255, 0.65);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-radius: 16px;
  border: none;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12),
              0 2px 8px rgba(0, 0, 0, 0.08);
  overflow: hidden;
}

/* 品牌头部 */
.brand-header {
  text-align: center;
  padding: 28px 30px 16px;
}
.brand-name {
  font-size: 26px;
  font-weight: bold;
  color: #1a1a2e;
  letter-spacing: 3px;
}
.brand-sub {
  display: block;
  font-size: 12px;
  color: #8c8c9a;
  margin-top: 6px;
  letter-spacing: 1px;
}

/* Tab */
.tabs {
  display: flex;
  background: rgba(240, 240, 245, 0.5);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.tab {
  flex: 1;
  padding: 14px;
  border: none;
  background: transparent;
  cursor: pointer;
  font-size: 15px;
  color: #666;
  border-bottom: 2px solid transparent;
  transition: all 0.3s;
}

.tab:hover {
  background: rgba(255, 255, 255, 0.3);
}

.tab.active {
  color: #667eea;
  border-bottom-color: #667eea;
  font-weight: 600;
}

/* 表单 */
.form {
  display: none;
  padding: 24px 30px 30px;
}

.form.active {
  display: block;
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  margin-bottom: 6px;
  color: #4a4a5a;
  font-size: 13px;
  font-weight: 500;
}

.form-group input {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: 8px;
  font-size: 14px;
  background: rgba(255, 255, 255, 0.6);
  color: #1a1a2e;
  transition: all 0.3s;
}

.form-group input:focus {
  outline: none;
  border-color: #667eea;
  background: rgba(255, 255, 255, 0.85);
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.15);
}

.form-group input::placeholder {
  color: #aaa;
}

/* 按钮 */
.btn {
  width: 100%;
  padding: 12px;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
}

.btn-primary {
  background: linear-gradient(135deg, #6cb4ee 0%, #2563eb 100%);
  color: white;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(37, 99, 235, 0.4);
}

.btn-primary:active {
  transform: translateY(0);
}

.toggle-link {
  color: #667eea;
  cursor: pointer;
  font-size: 13px;
  text-align: center;
  display: block;
}

.toggle-link:hover {
  text-decoration: underline;
}

/* 消息提示 */
.message {
  margin-top: 12px;
  padding: 10px;
  border-radius: 8px;
  font-size: 13px;
  display: none;
}

.message.success {
  display: block;
  background: rgba(212, 237, 218, 0.8);
  color: #155724;
  border: 1px solid rgba(195, 230, 203, 0.6);
}

.message.error {
  display: block;
  background: rgba(248, 215, 218, 0.8);
  color: #721c24;
  border: 1px solid rgba(245, 198, 203, 0.6);
}

/* 第三方登录区域 */
.third-party-login {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid rgba(0, 0, 0, 0.08);
}

.third-party-login .divider-text {
  font-size: 12px;
  color: #8c8c9a;
  margin-bottom: 14px;
  text-align: center;
}

/* 网格排列的第三方按钮 - 一行两个 */
.third-party-buttons {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.grid-item {
  width: 100%;
}

.grid-item .third-party-btn {
  width: 100%;
  min-width: 0;
}

.third-party-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.5);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s;
  border: 1px solid rgba(0, 0, 0, 0.08);
  color: #333;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.third-party-btn:hover {
  background: rgba(255, 255, 255, 0.75);
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.third-party-btn svg {
  width: 20px;
  height: 20px;
}

/* 华为按钮 */
.huawei-btn {
  border-color: rgba(207, 40, 42, 0.2);
  color: #cf282a;
}
.huawei-btn:hover {
  border-color: #cf282a;
  background: rgba(207, 40, 42, 0.08);
}

/* 飞书按钮 */
.feishu-btn {
  border-color: rgba(0, 214, 185, 0.3);
  color: #00b6a0;
}
.feishu-btn:hover {
  border-color: #00b6a0;
  background: rgba(0, 214, 185, 0.08);
}

/* 企业微信按钮 */
.wecom-btn {
  border-color: rgba(43, 140, 240, 0.3);
  color: #2b8cf0;
}
.wecom-btn:hover {
  border-color: #2b8cf0;
  background: rgba(43, 140, 240, 0.08);
}

/* 微信小程序按钮 */
.weapp-btn {
  border-color: rgba(7, 193, 96, 0.3);
  color: #07c160;
}
.weapp-btn:hover {
  border-color: #07c160;
  background: rgba(7, 193, 96, 0.08);
}

/* Passkey 按钮 */
.passkey-btn {
  border-color: rgba(37, 99, 235, 0.3);
  color: #2563eb;
}
.passkey-btn:hover {
  border-color: #2563eb;
  background: rgba(37, 99, 235, 0.08);
}

/* 抖音按钮 */
.douyin-btn {
  border-color: rgba(254, 44, 85, 0.3);
  color: #FE2C55;
}
.douyin-btn:hover {
  border-color: #FE2C55;
  background: rgba(254, 44, 85, 0.08);
}

/* Gitee 按钮 */
.gitee-btn {
  border-color: rgba(199, 29, 35, 0.2);
  color: #c71d23;
}
.gitee-btn:hover {
  border-color: #c71d23;
  background: rgba(199, 29, 35, 0.08);
}

/* GitHub 按钮 */
.github-btn {
  border-color: rgba(51, 51, 51, 0.2);
  color: #333;
}
.github-btn:hover {
  border-color: #333;
  background: rgba(51, 51, 51, 0.08);
}

/* GitCode 按钮 */
.gitcode-btn {
  border-color: rgba(215, 79, 0, 0.2);
  color: #d74f00;
}
.gitcode-btn:hover {
  border-color: #d74f00;
  background: rgba(215, 79, 0, 0.08);
}

/* 阿里云按钮 */
.aliyun-btn {
  border-color: rgba(255, 102, 0, 0.2);
  color: #ff6600;
}
.aliyun-btn:hover {
  border-color: #ff6600;
  background: rgba(255, 102, 0, 0.08);
}

/* Google 按钮 */
.google-btn {
  border-color: rgba(66, 133, 244, 0.2);
  color: #4285f4;
}
.google-btn:hover {
  border-color: #4285f4;
  background: rgba(66, 133, 244, 0.08);
}

/* 输入框焦点滚动避让 */
.form-group input,
.form-group textarea {
  scroll-margin-top: 20px;
  scroll-margin-bottom: 100px;
}

/* 响应式 */
@media (max-width: 480px) {
  html {
    overflow-y: auto;
    height: auto;
  }

  body {
    align-items: flex-start;
    padding-top: 20px;
    padding-bottom: 40px;
    overflow-y: auto;
    overflow-x: hidden;
  }

  .login-bg {
    background-image: url("/images/Vertical.jpg");
    background-attachment: fixed;
  }

  .container {
    padding: 10px;
    max-width: 100%;
  }
  .form { padding: 20px; }
  .tab { padding: 12px 8px; font-size: 14px; }
  .brand-name { font-size: 22px; }

  /* 确保第三方按钮一行两个 */
  .third-party-buttons {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }

  .third-party-btn {
    padding: 10px 8px;
    font-size: 12px;
  }

  /* 隐藏滚动条但保持滚动功能 */
  ::-webkit-scrollbar {
    width: 0;
    height: 0;
    display: none;
  }
  body {
    -ms-overflow-style: none;
    scrollbar-width: none;
  }
}

.site-footer {
  text-align: center;
  padding: 20px 0;
  font-size: 13px;
  color: rgba(255,255,255,0.6);
  position: relative;
  z-index: 1;
  width: 100%;
}
.site-footer a {
  color: rgba(255,255,255,0.7);
  text-decoration: none;
  transition: color 0.2s;
}
.site-footer a:hover {
  color: rgba(255,255,255,0.95);
}