/* 手机卡管理系统 - 扁平风样式 */
* { box-sizing: border-box; }
body { margin: 0; background: #f5f7fa; font-family: -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif; color: #1f2329; }

.kc-wrap { max-width: 1600px; margin: 0 auto; padding: 20px 24px 60px; }

.kc-header {
  display: flex; align-items: center; justify-content: space-between;
  background: linear-gradient(135deg, #2b6cb0, #1a4971);
  color: #fff; border-radius: 16px; padding: 20px 26px; margin-bottom: 18px;
  box-shadow: 0 6px 20px rgba(43,108,176,.18);
}
.kc-brand { display: flex; align-items: center; gap: 16px; }
.kc-logo { font-size: 38px; line-height: 1; }
.kc-header h1 { margin: 0; font-size: 22px; font-weight: 700; letter-spacing: .5px; }
.kc-sub { margin: 4px 0 0; font-size: 13px; opacity: .85; }
.kc-head-actions .layui-btn { border-radius: 10px; }

.kc-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 16px; }
.kc-stat {
  background: #fff; border-radius: 14px; padding: 18px 20px;
  box-shadow: 0 2px 10px rgba(0,0,0,.04); border: 1px solid #eef0f4;
}
.kc-stat-num { font-size: 30px; font-weight: 800; color: #2b6cb0; line-height: 1.1; }
.kc-stat-label { font-size: 13px; color: #8a94a6; margin-top: 6px; }
.kc-stat-warn .kc-stat-num { color: #e8743b; }

.kc-expiring {
  background: #fff7f0; border: 1px solid #ffd8b8; border-radius: 14px;
  padding: 14px 18px; margin-bottom: 16px;
}
.kc-expiring-title { font-weight: 700; color: #e8743b; margin-bottom: 8px; }
.kc-expiring ul { margin: 0; padding-left: 18px; }
.kc-expiring li { font-size: 13px; line-height: 1.9; color: #7a4a2b; }

.kc-toolbar {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  background: #fff; border-radius: 14px; padding: 14px 16px; margin-bottom: 14px;
  box-shadow: 0 2px 10px rgba(0,0,0,.04); border: 1px solid #eef0f4;
}
.kc-search { flex: 1; min-width: 240px; }
.kc-search .layui-input { border-radius: 9px; }
.kc-select { width: 130px; height: 36px; border: 1px solid #dcdfe6; border-radius: 9px; padding: 0 10px; }

.kc-table-wrap {
  background: #fff; border-radius: 14px; padding: 8px 8px 14px;
  box-shadow: 0 2px 10px rgba(0,0,0,.04); border: 1px solid #eef0f4;
}

/* layui 表格微调 */
.layui-table-view { border: none; }
.layui-table-cell { padding: 6px 10px; }

/* ===== 新增/编辑弹窗表单 ===== */
.kc-form { padding: 20px 24px 6px !important; }
.kc-form .layui-form-label { width: 118px; padding: 9px 12px 9px 0; font-size: 14px; color: #1f2329; }
.kc-form .layui-input-block { margin-left: 118px; }
.kc-form .layui-form-item { margin-bottom: 18px; }
.kc-form .layui-input, .kc-form .layui-select, .kc-form .layui-textarea {
  height: 40px; line-height: 40px; border-radius: 9px; border-color: #dcdfe6; transition: border-color .2s;
}
.kc-form .layui-input:focus, .kc-form .layui-textarea:focus { border-color: #2b6cb0; }
.kc-form .layui-textarea { min-height: 76px; line-height: 1.6; padding: 8px 12px; }
.kc-form input[type="number"] { text-align: right; }
.kc-form .kc-help { color: #8a94a6; font-size: 12px; line-height: 1.6; padding-top: 2px; }
.kc-form .layui-form-text .layui-input-block { margin-left: 118px; }

/* header 按钮间距 */
.kc-head-actions { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; justify-content: flex-end; }
/* header 按钮统一玻璃风（深蓝底上避免白底黑字/彩色混搭） */
.kc-head-btn {
  background: rgba(255,255,255,.14) !important; color: #fff !important;
  border: 1px solid rgba(255,255,255,.30) !important; border-radius: 10px;
}
.kc-head-btn:hover { background: rgba(255,255,255,.26) !important; color: #fff !important; }
.kc-head-btn-exit { background: rgba(232,116,59,.88) !important; border-color: rgba(255,255,255,.30) !important; }
.kc-head-btn-exit:hover { background: #e8743b !important; color: #fff !important; }

/* 工具栏右侧操作组（新增/导入/导出） */
.kc-toolbar-right { margin-left: auto; display: flex; gap: 8px; }

@media (max-width: 760px) {
  .kc-stats { grid-template-columns: repeat(2, 1fr); }
  .kc-header { flex-direction: column; align-items: flex-start; gap: 12px; }
}

/* ===== 扫码登录视图 ===== */
.kc-login { display: flex; min-height: 100vh; align-items: center; justify-content: center; }
.kc-login-card { background: #fff; border-radius: 20px; padding: 36px 30px 24px; width: 88%; max-width: 340px;
  text-align: center; box-shadow: 0 12px 40px rgba(0,0,0,.10); border: 1px solid #eef0f4; }
.kc-login-logo { font-size: 52px; line-height: 1; }
.kc-login-card h2 { margin: 10px 0 6px; font-size: 22px; }
.kc-login-tip { color: #5a6472; font-size: 14px; margin: 0 0 16px; }
.kc-qr { display: flex; align-items: center; justify-content: center; min-height: 188px; margin-bottom: 6px; }
.kc-qr img, .kc-qr canvas { border-radius: 8px; }
.kc-qr-status { color: #8a94a6; font-size: 13px; margin: 6px 0 14px; min-height: 18px; }
.kc-qr-status.ok { color: #52c41a; } .kc-qr-status.err { color: #e8743b; }
.kc-login-note { color: #b0b6c0; font-size: 12px; margin: 16px 0 0; }
.kc-user { color: #eaf2fb; font-size: 13px; background: rgba(255,255,255,.16); padding: 4px 10px; border-radius: 8px; }