/*
 * 律师专用电子签章系统 - 样式文件
 * 版权所有 © 2024 赵卫东
 * 联系方式：13319557755 | 8777817@qq.com
 */

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
*{-webkit-tap-highlight-color:transparent;-webkit-touch-callout:none}
*:focus,button:focus,input:focus,select:focus,textarea:focus{outline:none!important;box-shadow:none!important}

:root{--font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Helvetica,Arial,sans-serif;--primary-color:#1890ff;--success-color:#52c41a;--warning-color:#faad14;--error-color:#ff4d4f;--text-color:#333;--text-color-secondary:#666;--border-color:#e0e0e0;--background-color:#f5f7fa;--card-background:#fff;--form-background:#f8f9fb;--preview-background:#fafbfc;--shadow:0 2px 8px rgba(0,0,0,.08);--border-radius:8px;--transition:all .2s ease}
body{padding:10px;min-height:100vh;font-family:var(--font-family);background:var(--background-color);color:var(--text-color);line-height:1.4;user-select:none;display:flex;justify-content:center;align-items:flex-start;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}

.container{width:100%;max-width:375px;background:var(--card-background);border-radius:var(--border-radius);box-shadow:var(--shadow);overflow:hidden;transition:var(--transition);animation:fadeIn .3s ease}
.container:hover{box-shadow:0 4px 16px rgba(0,0,0,.15)}
.seal-generator{display:flex;flex-direction:column;width:100%}
.header{padding:14px 20px 10px;background:var(--card-background)}
.title{margin:0;font-size:19px;font-weight:600;color:var(--primary-color);text-align:center;letter-spacing:.5px}
.tabs{display:flex;padding:0 20px;border-bottom:1px solid #e8eaed;background:#fff}
.tab-item{flex:1;padding:10px 8px;border:none;background:transparent;font-size:15px;font-weight:500;color:#666;cursor:pointer;position:relative;transition:all .3s ease}
.tab-item:hover{color:#1890ff}
.tab-active{color:#1890ff;font-weight:600}
.tab-active::after{content:'';position:absolute;bottom:0;left:50%;transform:translateX(-50%);width:32px;height:3px;background:linear-gradient(90deg,#1890ff,#40a9ff);border-radius:2px 2px 0 0;box-shadow:0 2px 4px rgba(24,144,255,.3)}

/* 印章预览区 */
.seal-preview {
  position: relative;
  width: 100%;
  height: 265px;
  background: linear-gradient(135deg, #fafbfc 0%, #f5f7fa 100%);
  border-top: 1px solid #e8eaed;
  border-bottom: 1px solid #e8eaed;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  /* 性能优化 */
  will-change: transform;
  transform: translateZ(0);
}

#sealCanvas {
  display: block;
  width: 255px;
  height: 255px;
  max-width: 100%;
  max-height: 100%;
  /* 性能优化 */
  will-change: auto;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
}

/* 表单区域 */
.form-section {
  padding: 12px 13px 12px 13px;
  background: var(--form-background);
}

.form-item {
  display: flex;
  align-items: center;
  margin-bottom: 10px;
  gap: 14px;
}

.form-item:last-child {
  margin-bottom: 10px;
}

.form-item label {
  width: 48px;
  font-size: 15px;
  color: #333333;
  flex-shrink: 0;
  font-weight: 600;
}

.form-item input {
  flex: 1;
  height: 33px;
  padding: 0 1px;
  border: 1.5px solid var(--border-color);
  border-radius: 6px;
  font-size: 16px;
  transition: var(--transition);
  background: var(--card-background);
}

/* 单位输入框样式 */
.form-item input[id="companyName"] {
  flex: 1;
  margin-left: -23px;
  width: calc(100% + 23px);
}

/* 姓名输入框固定宽度为六个字 */
.form-item input[id="personalName"] {
  flex: none;
  width: 140px;
  /* 六个字的固定宽度 */
}

/* 手机输入框固定宽度为11个数字 */
.form-item input[id="phoneNumber"] {
  flex: none;
  width: 112px;
  /* 11个数字的固定宽度（缩小到80%） */
  margin-left: -23px;
}

.form-item input:focus {
  border-color: var(--primary-color);
}

.form-item input:hover:not(:focus) {
  border-color: #40a9ff;
}

/* 一行显示的表单项 */
.form-item-row {
  display: flex;
  align-items: center;
  margin-bottom: 10px;
}

.form-input-group {
  display: flex;
  gap: 16px;
  width: 100%;
}

.form-input-item {
  display: flex;
  align-items: center;
  flex: 1;
  gap: 12px;
}

.form-input-item label {
  width: 44px;
  font-size: 15px;
  color: #333333;
  flex-shrink: 0;
  font-weight: 600;
}

.form-input-item input {
  flex: 1;
  height: 33px;
  padding: 0 1px;
  border: 1.5px solid var(--border-color);
  border-radius: 6px;
  font-size: 16px;
  transition: var(--transition);
  background: var(--card-background);
}

/* 姓名输入框固定宽度为四个字 */
.form-input-item input[id="personalNameRow"] {
  flex: none;
  width: 88px;
  /* 四个字的固定宽度 */
  margin-left: -16px;
}

/* 手机输入框固定宽度为12个数字 */
.form-input-item input[id="phoneNumberRow"] {
  flex: none;
  width: 112px;
  /* 12个数字的固定宽度（缩小到80%） */
  margin-left: -14px;
}

/* 包含手机输入框的容器整体向左移动 */
.form-input-item:has(input[id="phoneNumberRow"]) {
  margin-left: -60px;
}

.form-input-item input:focus {
  border-color: var(--primary-color);
}

/* 操作按钮（一排显示） */
.action-buttons {
  display: flex;
  gap: 10px;
  padding: 0 13px 12px 53px;
  background: var(--form-background);
  align-items: center;
  justify-content: flex-start;
  border-bottom: 1px solid #b3d9ff;
  margin-top: -14px;
}

/* 手写签名的按钮区域特殊处理 */
#signatureActions {
  margin-top: 20px;
}

.btn {
  height: 33px;
  border: none;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 400;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
  padding: 0 12px;
  position: relative;
  overflow: hidden;
  /* 性能优化 */
  will-change: transform;
  backface-visibility: hidden;
}

.btn:active {
  transform: scale(0.98);
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none !important;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.5s;
}

.btn:hover::before {
  left: 100%;
}

/* 按钮宽度根据字数调整 */
.btn-refresh {
  flex: 0 0 auto;
  min-width: 50px;
  letter-spacing: 18px;
  text-indent: 18px;
}

.btn-preview {
  flex: 0 0 auto;
  min-width: 72px;
  letter-spacing: 18px;
  text-indent: 18px;
}

.btn-download {
  flex: 0 0 auto;
  min-width: 90px;
  padding: 0 1px;
}

.btn-outline {
  background: #ffffff;
  border: 1px solid #d9d9d9;
  color: #333333;
}

.btn-outline:hover {
  border-color: #1890ff;
  color: #1890ff;
}

.btn-outline:active {
  background: #f5f5f5;
}

.btn-primary {
  background: #1677ff;
  color: #ffffff;
}

.btn-primary:hover {
  background: #4096ff;
}

.btn-primary:active {
  background: #0958d9;
}

/* 价格信息（内联显示） */
.price-inline {
  font-size: 18px;
  font-weight: normal;
  color: #ff4d4f;
  margin-left: -5px;
  white-space: nowrap;
  padding: 0 8px;
  position: relative;
}

/* 价格链接样式 */
.price-link {
  text-decoration: none;
  color: #1890ff;
  cursor: pointer;
  transition: all 0.2s ease;
  padding: 4px 8px;
  border-radius: 4px;
  display: inline-block;
}

.price-link:hover {
  color: #40a9ff;
  background: #e6f7ff;
  transform: translateY(-1px);
}

.price-link:active {
  transform: translateY(0);
}

/* 说明文字区域 */
.description {
  padding: 0 16px 14px 16px;
  background: var(--form-background);
  font-size: 13px;
  line-height: 1.5;
  color: #666666;
}

.desc-title {
  margin: 0 0 6px 0;
  font-size: 14px;
  font-weight: 600;
  color: #333333;
}

.desc-text {
  margin: 0 0 4px 0;
}

.desc-link {
  margin: 3px 0;
}

.desc-link a {
  color: #1890ff;
  text-decoration: none;
}

.desc-link a:hover {
  text-decoration: underline;
}

.desc-footer {
  margin: 8px 0 0 0;
  font-size: 11px;
  color: #999999;
  text-align: center;
  border-top: 1px solid #f0f0f0;
  padding-top: 8px;
}

.desc-copyright {
  margin: 4px 0 0 0;
  font-size: 10px;
  color: #d32f2f;
  text-align: center;
  font-weight: 600;
}

/* 下载计数器样式 */
#downloadCounter {
  color: #1890ff;
  font-weight: normal;
  font-size: 14px;
  text-decoration: underline;
}

/* 下载计数器文字样式 */
.download-counter-text {
  font-weight: normal;
  color: #1890ff;
}

/* 微信下载提示样式 */
.wechat-download-tip {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: rgba(0, 0, 0, 0.8);
  color: white;
  padding: 20px;
  border-radius: 8px;
  z-index: 9999;
  text-align: center;
  font-size: 16px;
  max-width: 280px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.wechat-download-tip .tip-content p {
  margin: 8px 0;
  line-height: 1.4;
}

.wechat-download-tip .tip-content p:first-child {
  font-size: 18px;
  font-weight: bold;
  color: #52c41a;
}

.desc-tips {
  background: #f6f8fa;
  border-left: 4px solid var(--primary-color);
  padding: 8px 10px;
  margin: 8px 0;
  border-radius: 4px;
}

.desc-tips h4 {
  margin: 0 0 4px 0;
  font-size: 13px;
  color: var(--primary-color);
}

.desc-tips p {
  margin: 2px 0;
  font-size: 12px;
  color: var(--text-color-secondary);
}

/* 加载状态 */
.loading {
  position: relative;
  pointer-events: none;
}

.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  margin: -10px 0 0 -10px;
  border: 2px solid var(--primary-color);
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* 错误提示 */
.error-message {
  color: var(--error-color);
  font-size: 12px;
  margin-top: 4px;
  display: none;
}

.form-item.error input {
  border-color: var(--error-color);
}

.form-item.error .error-message {
  display: block;
}

/* 成功提示 */
.success-message {
  background: var(--success-color);
  color: white;
  padding: 8px 12px;
  border-radius: 4px;
  font-size: 12px;
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 1000;
  animation: slideIn 0.3s ease;
}

@keyframes slideIn {
  from {
    transform: translateX(100%);
    opacity: 0;
  }

  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* 手写签名画布区域 */
.signature-canvas-wrapper {
  position: relative;
  width: 100%;
  height: 204px;
  background: var(--preview-background);
  border: 2px solid #ff4d4f;
  margin: 0;
}

.signature-canvas-wrapper canvas {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  touch-action: none;
  cursor: crosshair;
}

/* 防止图片和画布被复制 */
canvas,
img {
  user-select: none;
  -webkit-user-drag: none;
  pointer-events: none;
  -webkit-touch-callout: none;
}

/* 手写签名画布需要可交互 */
.signature-canvas-wrapper canvas {
  pointer-events: auto;
}



/* 动画效果 */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.container {
  animation: fadeIn 0.3s ease;
}

/* 平滑滚动 */
html {
  scroll-behavior: smooth;
}

/* 选中文本样式 */
::selection {
  background: rgba(24, 144, 255, 0.2);
  color: inherit;
}

::-moz-selection {
  background: rgba(24, 144, 255, 0.2);
  color: inherit;
}