:root {
  --blue: #1e80ff;
  --border: #e5e7eb;
  --muted: #8a919f;
  --bg: #f5f6f8;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font: 14px/1.6 -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg); color: #333;
}
a { color: var(--blue); text-decoration: none; }

/* 顶部导航 */
.navbar {
  height: 54px; background: #fff; border-bottom: 1px solid var(--border);
  display: flex; align-items: center; padding: 0 24px; gap: 28px;
  position: sticky; top: 0; z-index: 10;
}
.logo { font-size: 19px; font-weight: 700; color: var(--blue); display: flex; align-items: center; gap: 8px; }
.logo-mark {
  width: 26px; height: 26px; background: var(--blue); color: #fff; border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center; font-size: 15px;
}
.nav-links { display: flex; gap: 24px; }
.nav-link { color: #333; }
.nav-link:hover, .nav-link.active { color: var(--blue); }
.nav-right { margin-left: auto; display: flex; gap: 14px; align-items: center; }
.nav-user { color: #666; }

/* 侧边栏布局 */
.layout { display: flex; max-width: 1200px; margin: 0 auto; min-height: calc(100vh - 55px); }
.sidebar { width: 200px; background: #fff; border-right: 1px solid var(--border); padding: 12px 0; flex-shrink: 0; }
.sidebar a {
  display: flex; gap: 10px; align-items: center; padding: 11px 22px; color: #333;
}
.sidebar a.active { color: var(--blue); background: #f0f7ff; border-right: 2px solid var(--blue); }
.s-icon { width: 20px; text-align: center; font-size: 14px; }
.content { flex: 1; padding: 14px; min-width: 0; }

/* 卡片 */
.card { background: #fff; border: 1px solid var(--border); border-radius: 4px; margin-bottom: 14px; }
.card-h { padding: 9px 14px; background: #fafbfc; border-bottom: 1px solid var(--border); font-weight: 600; font-size: 13px; }
.card-b { padding: 14px; }

/* 表格（完整闭合框线） */
table.tbl { width: 100%; border-collapse: collapse; font-size: 13px; }
.tbl th, .tbl td { border: 1px solid var(--border); padding: 7px 10px; text-align: left; white-space: nowrap; }
.tbl td.wrap { white-space: normal; word-break: break-all; }
.tbl th { background: #fafbfc; font-weight: 600; color: #555; }
.tbl tr:hover td { background: #fafcff; }
.tbl .ops { display: flex; gap: 6px; }

/* 按钮 */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 4px;
  height: 32px; padding: 0 14px; border: 1px solid var(--border); border-radius: 4px;
  background: #fff; color: #333; font-size: 13px; cursor: pointer;
}
.btn:hover { border-color: var(--blue); color: var(--blue); }
.btn-primary { background: var(--blue); border-color: var(--blue); color: #fff; }
.btn-primary:hover { background: #1673e6; color: #fff; }
.btn-sm { height: 26px; padding: 0 10px; font-size: 12px; }
.btn-danger { color: #e54d42; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

/* 表单（label 与输入框横向同行） */
.field { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.field label { width: 100px; text-align: right; color: #666; flex-shrink: 0; font-size: 13px; }
input[type=text], input[type=password], input[type=number], select, textarea {
  height: 32px; border: 1px solid var(--border); border-radius: 4px; padding: 0 10px;
  font-size: 13px; outline: none; background: #fff; flex: 1; min-width: 0;
}
input:focus, select:focus, textarea:focus { border-color: var(--blue); }
textarea { height: 64px; padding: 6px 10px; resize: vertical; }

/* 徽章 / 标签 */
.badge { display: inline-block; padding: 1px 10px; border-radius: 10px; font-size: 12px; }
.badge.ok { background: #e8f7ee; color: #22a35c; }
.badge.no { background: #fff4e6; color: #e6a23c; }
.badge.gray { background: #f2f3f5; color: #8a919f; }
.chip { display: inline-block; padding: 2px 8px; border-radius: 3px; font-size: 12px; margin: 2px 4px 2px 0; }
.chip.blue { background: #eaf3ff; color: #1e80ff; }
.chip.orange { background: #fff3e0; color: #e6a23c; }
.chip.green { background: #e8f7ee; color: #22a35c; }

/* 提示条 */
.alert { padding: 9px 14px; border-radius: 4px; font-size: 13px; margin-bottom: 12px; }
.alert.warn { background: #fdf6ec; color: #b88230; border: 1px solid #f5e2c4; }
.alert.info { background: #ecf5ff; color: #3a76c4; border: 1px solid #d4e6fb; }
.alert.ok { background: #f0f9eb; color: #529b2e; border: 1px solid #dbefc8; }

/* 金额选择按钮 */
.pay-opts { display: flex; gap: 12px; flex-wrap: wrap; }
.pay-opt {
  min-width: 120px; height: 44px; border: 1px solid var(--border); border-radius: 4px;
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  cursor: pointer; background: #fff; font-size: 14px; position: relative;
}
.pay-opt.active { border-color: var(--blue); color: var(--blue); }
.pay-opt.active::after {
  content: "✓"; position: absolute; right: -1px; bottom: -1px;
  background: var(--blue); color: #fff; font-size: 10px;
  width: 16px; height: 16px; display: flex; align-items: center; justify-content: center;
  border-radius: 4px 0 3px 0;
}

/* 统计卡片 */
.stat-row { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 14px; }
.stat-card { flex: 1; min-width: 150px; background: #fff; border: 1px solid var(--border); border-radius: 4px; padding: 14px 16px; }
.stat-card .num { font-size: 22px; font-weight: 700; color: var(--blue); }
.stat-card .lbl { font-size: 12px; color: var(--muted); margin-top: 2px; }

/* 首页 hero */
.hero { background: linear-gradient(135deg, #1e80ff 0%, #4aa1ff 100%); color: #fff; padding: 56px 24px; text-align: center; }
.hero h1 { font-size: 32px; margin-bottom: 10px; }
.hero p { opacity: .9; margin-bottom: 24px; }
.hero .btn { height: 40px; padding: 0 24px; font-size: 14px; }
.feature-row { display: flex; gap: 14px; max-width: 1000px; margin: 20px auto; padding: 0 14px; }
.feature { flex: 1; background: #fff; border: 1px solid var(--border); border-radius: 4px; padding: 20px 16px; text-align: center; }
.feature .ic { font-size: 26px; margin-bottom: 8px; }
.feature h3 { font-size: 15px; margin-bottom: 6px; }
.feature p { font-size: 12px; color: var(--muted); }

/* 登录注册 */
.auth-box { max-width: 360px; margin: 60px auto; }

/* 收银台 */
.paybox { max-width: 420px; margin: 30px auto; }
.qr-img { display: block; width: 220px; height: 220px; margin: 10px auto; border: 1px solid var(--border); }
.pager { display: flex; gap: 8px; align-items: center; justify-content: flex-end; padding-top: 10px; font-size: 13px; color: var(--muted); }
.muted { color: var(--muted); }
.mt8 { margin-top: 8px; }
.mb8 { margin-bottom: 8px; }
code.block {
  display: block; background: #f6f8fa; border: 1px solid var(--border); border-radius: 4px;
  padding: 10px 12px; font: 12px/1.7 Menlo, Consolas, monospace; white-space: pre-wrap; word-break: break-all;
}
@media (max-width: 720px) {
  .layout { flex-direction: column; }
  .sidebar { width: 100%; display: flex; overflow-x: auto; border-right: none; border-bottom: 1px solid var(--border); }
  .sidebar a.active { border-right: none; border-bottom: 2px solid var(--blue); }
  .feature-row { flex-direction: column; }
}

/* 防闪烁：公共布局（导航/侧边栏）就绪前不渲染内容，避免插入时页面重排闪动 */
body:not(.chrome-ready) { visibility: hidden; }

/* 侧边栏分组（系统设置等） */
.s-group-title { display: flex; gap: 10px; align-items: center; padding: 12px 20px 4px; color: var(--muted); font-size: 12px; }
.sidebar a.sub { padding-left: 34px; }

/* ===== 管理后台主题：高拓普企业站风格（企业红 #c8161d / 深色 #14171c / 圆角 8px） ===== */
body[data-layout="admin"] {
  --blue: #c8161d;         /* 主色切换为企业红，按钮/链接/焦点全站联动 */
  --border: #e8eaee;
  --bg: #f5f6f8;
}
body[data-layout="admin"] .navbar { background: #14171c; border-bottom: none; height: 56px; }
body[data-layout="admin"] .navbar .logo { color: #fff; }
body[data-layout="admin"] .navbar .logo-mark { background: #c8161d; border-radius: 6px; }
body[data-layout="admin"] .navbar .nav-link { color: #c9cdd3; }
body[data-layout="admin"] .navbar .nav-link:hover,
body[data-layout="admin"] .navbar .nav-link.active { color: #fff; }
body[data-layout="admin"] .navbar .nav-user { color: #9aa1ab; }
body[data-layout="admin"] .navbar .btn-primary { border-radius: 6px; }
body[data-layout="admin"] .layout { max-width: 1240px; }
body[data-layout="admin"] .sidebar { background: #14171c; border-right: none; padding: 10px 0; }
body[data-layout="admin"] .sidebar a { color: #c9cdd3; padding: 11px 20px; transition: background .15s, color .15s; }
body[data-layout="admin"] .sidebar a:hover { color: #fff; background: rgba(255,255,255,.06); }
body[data-layout="admin"] .sidebar a.active { color: #fff; background: #c8161d; border-right: none; }
body[data-layout="admin"] .s-group-title { color: #6f7680; }
body[data-layout="admin"] .card { border-radius: 8px; box-shadow: 0 2px 10px rgba(20,24,31,.04); }
body[data-layout="admin"] .card-h { background: #f7f8fa; border-radius: 8px 8px 0 0; }
body[data-layout="admin"] .stat-card { border-radius: 8px; box-shadow: 0 2px 10px rgba(20,24,31,.04); }
body[data-layout="admin"] .stat-card .num { color: #c8161d; }
body[data-layout="admin"] .tbl th { background: #f7f8fa; }
body[data-layout="admin"] .tbl tr:hover td { background: #fdf3f3; }
body[data-layout="admin"] .btn { border-radius: 6px; }
body[data-layout="admin"] .btn:hover { border-color: #c8161d; color: #c8161d; }
body[data-layout="admin"] .btn-primary { background: #c8161d; border-color: #c8161d; color: #fff; }
body[data-layout="admin"] .btn-primary:hover { background: #9e0f14; border-color: #9e0f14; color: #fff; }
body[data-layout="admin"] input:focus, body[data-layout="admin"] select:focus, body[data-layout="admin"] textarea:focus { border-color: #c8161d; }
body[data-layout="admin"] .alert.info { background: #fdf0f0; color: #9e0f14; border: 1px solid #f5d4d4; }
body[data-layout="admin"] .badge.ok { background: #e8f7ee; color: #22a35c; }
@media (max-width: 720px) {
  body[data-layout="admin"] .sidebar a.active { border-bottom: none; }
}