/* FileObject 管理后台 - 极简风格 */
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
               "Microsoft YaHei", sans-serif;
  background: #f5f7fa; color: #303133; line-height: 1.5;
}
a { color: #409eff; text-decoration: none; }

/* 登录页 */
.login-body {
  display: flex; align-items: center; justify-content: center; min-height: 100vh;
  background: linear-gradient(135deg, #667eea, #764ba2);
}
.login-card {
  background: #fff; padding: 40px; border-radius: 8px; box-shadow: 0 8px 32px rgba(0,0,0,.1);
  width: 360px;
}
.login-card h1 { font-size: 20px; margin-bottom: 24px; text-align: center; color: #303133; }
.login-card form label { display: block; margin-bottom: 16px; font-size: 14px; }
.login-card input { display: block; width: 100%; padding: 8px 12px; margin-top: 4px; border: 1px solid #dcdfe6; border-radius: 4px; }
.login-card input:focus { outline: none; border-color: #409eff; }
.login-tip { font-size: 12px; color: #909399; margin-top: 16px; text-align: center; }

.btn-primary { background: #409eff; color: #fff; border: none; padding: 10px 16px; border-radius: 4px; cursor: pointer; font-size: 14px; }
.btn-primary:hover { background: #66b1ff; }
.btn-block { width: 100%; }
.btn-link { background: none; border: none; color: #909399; cursor: pointer; font-size: 12px; }
.btn-link:hover { color: #409eff; }

/* 主布局 */
.layout { display: flex; min-height: 100vh; }
.side {
  width: 200px; background: #304156; color: #bfcbd9; padding: 16px 0; flex-shrink: 0;
  display: flex; flex-direction: column;
}
.logo { padding: 0 20px 24px; font-size: 18px; font-weight: bold; color: #fff; border-bottom: 1px solid #1f2d3d; margin-bottom: 16px; }
.side nav { flex: 1; display: flex; flex-direction: column; }
.side nav a { padding: 12px 20px; color: #bfcbd9; font-size: 14px; }
.side nav a:hover { background: #263445; color: #fff; }
.side nav a.active { background: #1f2d3d; color: #fff; border-left: 3px solid #409eff; padding-left: 17px; }
.admin-info { padding: 12px 20px; border-top: 1px solid #1f2d3d; font-size: 12px; }

.main { flex: 1; padding: 24px 32px; overflow-y: auto; }
.main h1 { font-size: 22px; margin-bottom: 24px; }
.main h3 { font-size: 16px; margin: 16px 0 12px; }

/* 表格 */
.tbl { width: 100%; background: #fff; border-collapse: collapse; box-shadow: 0 1px 4px rgba(0,0,0,.04); }
.tbl th, .tbl td { padding: 12px 16px; text-align: left; border-bottom: 1px solid #ebeef5; font-size: 14px; }
.tbl th { background: #fafafa; color: #606266; font-weight: 600; }
.tbl tr:hover { background: #f5f7fa; }

.btn-sm { padding: 4px 10px; font-size: 12px; border: 1px solid #dcdfe6; background: #fff; border-radius: 3px; cursor: pointer; }
.btn-sm:hover { color: #409eff; border-color: #c6e2ff; background: #ecf5ff; }
.btn-danger:hover { color: #f56c6c; border-color: #fbc4c4; background: #fef0f0; }

.toolbar { margin-bottom: 16px; display: flex; gap: 12px; align-items: center; }
.toolbar input, .toolbar select { padding: 8px 12px; border: 1px solid #dcdfe6; border-radius: 4px; font-size: 14px; }
.toolbar button { padding: 8px 16px; background: #409eff; color: #fff; border: none; border-radius: 4px; cursor: pointer; }

/* 概览卡片 */
.cards { display: flex; gap: 16px; flex-wrap: wrap; }
.card { background: #fff; padding: 24px 32px; border-radius: 4px; box-shadow: 0 1px 4px rgba(0,0,0,.04); min-width: 160px; }
.card-num { font-size: 28px; font-weight: bold; color: #409eff; }
.card-label { font-size: 13px; color: #909399; margin-top: 8px; }

/* 表单 */
.binding-form { background: #fff; padding: 24px; border-radius: 4px; box-shadow: 0 1px 4px rgba(0,0,0,.04); }
.binding-form label { display: block; margin-bottom: 16px; font-size: 14px; color: #606266; }
.binding-form input, .binding-form select { display: block; margin-top: 4px; padding: 8px 12px; border: 1px solid #dcdfe6; border-radius: 4px; font-size: 14px; width: 300px; }

/* 提示 */
.alert { padding: 10px 16px; border-radius: 4px; font-size: 14px; }
.alert-error { background: #fef0f0; color: #f56c6c; border: 1px solid #fbc4c4; }
.alert-ok { background: #f0f9eb; color: #67c23a; border: 1px solid #c2e7b0; }
.mt { margin-top: 16px; }
.ok { color: #67c23a; }
.err { color: #f56c6c; }

/* 行内表单 */
.inline-form { display: flex; gap: 12px; align-items: flex-end; flex-wrap: wrap; background: #fff; padding: 16px 20px; border-radius: 4px; box-shadow: 0 1px 4px rgba(0,0,0,.04); }
.inline-form input { padding: 8px 12px; border: 1px solid #dcdfe6; border-radius: 4px; font-size: 14px; }
.small { font-size: 12px; color: #909399; }
.section-title { font-size: 14px; font-weight: 600; color: #606266; margin-bottom: 8px; }

/* 配置页 */
.config-section { background: #fff; padding: 24px; border-radius: 4px; box-shadow: 0 1px 4px rgba(0,0,0,.04); }
.config-section h3 { font-size: 16px; margin-bottom: 12px; }
.config-tip { font-size: 13px; color: #909399; margin-bottom: 16px; line-height: 1.6; }
.config-form label { display: block; margin-bottom: 16px; font-size: 14px; color: #606266; }
.config-form input { display: block; margin-top: 4px; padding: 8px 12px; border: 1px solid #dcdfe6; border-radius: 4px; font-size: 14px; }
.config-form small { display: block; color: #909399; font-size: 12px; margin-top: 4px; }