/* ============ 商家入驻中心页面样式 ============ */

/* 页面标题区 */
.join-hero {
  background: linear-gradient(135deg, #0f2b4a 0%, #1e6fbf 100%);
  padding: 52px 0; text-align: center; color: #fff;
}
.join-hero-title { font-size: 36px; font-weight: 800; letter-spacing: 2px; }
.join-hero-sub { font-size: 15px; color: #cfe0f0; margin-top: 12px; max-width: 640px; margin-left: auto; margin-right: auto; }

/* 入驻流程 */
.join-process { background: #fff; }
.process-steps { display: flex; align-items: center; justify-content: center; gap: 20px; }
.process-step {
  flex: 1; max-width: 300px; text-align: center;
  background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 28px 20px; position: relative;
}
.process-num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--primary); color: #fff; font-size: 20px; font-weight: 700;
  margin-bottom: 14px;
}
.process-step h3 { font-size: 18px; color: #0f2b4a; }
.process-step p { font-size: 13px; color: var(--text-sub); margin-top: 8px; }
.process-arrow { font-size: 26px; color: var(--text-light); font-weight: 700; }

/* 表单布局 */
.join-form-section { background: var(--bg); }
.join-form-layout { display: grid; grid-template-columns: 1.6fr 1fr; gap: 28px; align-items: start; }

.join-form-panel {
  background: #fff; border-radius: var(--radius); padding: 36px;
  border: 1px solid var(--border); box-shadow: var(--shadow);
}
.form-title { font-size: 24px; font-weight: 700; color: #0f2b4a; }
.form-tip { font-size: 13px; color: var(--text-light); margin: 8px 0 24px; }
.required { color: #e53e3e; }

.form-group { margin-bottom: 22px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-label { display: block; font-size: 14px; font-weight: 600; color: var(--text); margin-bottom: 8px; }
.form-label-tip { font-size: 12px; color: var(--text-light); margin: -4px 0 10px; }

.form-input {
  width: 100%; padding: 11px 14px; font-size: 14px;
  border: 1px solid var(--border); border-radius: 8px;
  color: var(--text); background: #fff; outline: none; transition: border .2s;
  font-family: inherit;
}
.form-input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(30,111,191,.1); }
.form-input.invalid { border-color: #e53e3e; }

.form-err { display: none; font-size: 12px; color: #e53e3e; margin-top: 6px; }
.form-err.show { display: block; }

/* 上传框 */
.upload-box {
  border: 2px dashed #c9d6e3; border-radius: 10px; padding: 28px;
  text-align: center; cursor: pointer; transition: all .2s;
  position: relative; overflow: hidden;
}
.upload-box:hover { border-color: var(--primary); background: #f7fbff; }
.upload-box.has-file { border-color: #2e9e5b; }
.upload-icon { font-size: 36px; display: block; margin-bottom: 10px; }
.upload-placeholder p { font-size: 14px; color: var(--text-sub); }
.upload-hint { font-size: 12px; color: var(--text-light); display: block; margin-top: 6px; }
.upload-preview img { max-width: 100%; max-height: 180px; border-radius: 8px; object-fit: contain; }
.upload-preview { position: relative; }

/* 同意协议 */
.form-agree { margin-top: 8px; }
.checkbox-label { display: flex; align-items: flex-start; gap: 8px; font-size: 13px; color: var(--text-sub); cursor: pointer; }
.checkbox-label input { margin-top: 3px; }
.checkbox-label a { color: var(--primary); }

.form-submit { width: 100%; margin-top: 8px; }

/* 右侧栏 */
.join-side { display: flex; flex-direction: column; gap: 20px; position: sticky; top: 88px; }
.side-card {
  background: #fff; border-radius: var(--radius); padding: 24px;
  border: 1px solid var(--border); box-shadow: var(--shadow);
}
.side-title { font-size: 17px; font-weight: 700; color: #0f2b4a; margin-bottom: 14px; padding-bottom: 10px; border-bottom: 1px solid var(--border); }

/* 平台声明（突出） */
.declaration { border-left: 4px solid var(--accent); }
.declaration .side-title { color: var(--accent); }
.declaration-text { font-size: 13px; color: var(--text-sub); line-height: 1.9; text-align: justify; }

.side-list { list-style: none; }
.side-list li { font-size: 14px; color: var(--text); padding: 9px 0; display: flex; align-items: center; gap: 8px; }
.side-list li span { font-size: 18px; }
.side-list.small li { font-size: 13px; color: var(--text-sub); padding: 7px 0; }

/* 提交成功提示 */
.submit-success {
  display: none; text-align: center; padding: 40px 20px;
}
.submit-success.show { display: block; }
.submit-success .success-icon { font-size: 60px; display: block; margin-bottom: 16px; }
.submit-success h3 { font-size: 22px; color: #2e9e5b; }
.submit-success p { font-size: 14px; color: var(--text-sub); margin-top: 10px; }

/* 响应式 */
@media (max-width: 992px) {
  .join-form-layout { grid-template-columns: 1fr; }
  .join-side { position: static; }
  .process-steps { flex-direction: column; }
  .process-arrow { transform: rotate(90deg); }
  .form-row { grid-template-columns: 1fr; }
}