/* ============================================================
   管理后台样式（在 app.css 之后加载）
   ============================================================ */

:root {
  --adm-bg: #F5F6FB;
  --adm-side: #171A2E;
  --adm-side-2: #1F2340;
}

body.adm { background: var(--adm-bg); }

.adm-shell { display: flex; min-height: 100vh; }

.adm-side {
  width: 234px;
  flex: none;
  background: var(--adm-side);
  color: #C6CBE0;
  padding: 20px 14px;
  position: fixed;
  inset: 0 auto 0 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
  z-index: 60;
}
.adm-brand {
  display: flex; align-items: center; gap: 10px;
  padding: 4px 8px 18px; color: #fff; font-weight: 800; font-size: 15.5px;
  border-bottom: 1px solid rgba(255, 255, 255, .08); margin-bottom: 12px;
}
.adm-brand .brand-mark { width: 34px; height: 34px; font-size: 17px; border-radius: 11px; }
.adm-brand small { display: block; font-size: 10.5px; color: #7C839E; font-weight: 600; letter-spacing: .4px; }

.adm-nav-label { font-size: 10.5px; letter-spacing: 1.4px; color: #626A88; font-weight: 800; padding: 12px 12px 6px; }
.adm-nav a {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px; border-radius: 11px; font-size: 13.8px; font-weight: 600;
  color: #B9C0D8; transition: .16s;
}
.adm-nav a:hover { background: rgba(255, 255, 255, .07); color: #fff; }
.adm-nav a.on { background: linear-gradient(100deg, #5B6CFF, #7A6BFF); color: #fff; box-shadow: 0 8px 20px rgba(91, 108, 255, .35); }
.adm-nav a .ico { opacity: .9; }
.adm-side-foot { margin-top: auto; font-size: 11.5px; color: #5E6684; padding: 10px 12px; }

.adm-main { flex: 1; margin-left: 234px; min-width: 0; }
.adm-top {
  height: 64px; background: rgba(255, 255, 255, .9); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line); display: flex; align-items: center; gap: 14px;
  padding: 0 26px; position: sticky; top: 0; z-index: 40;
}
.adm-top h1 { margin: 0; font-size: 17px; font-weight: 800; }
.adm-top .crumb { font-size: 12px; color: var(--ink-3); }
.adm-top .spacer { flex: 1; }
.adm-content { padding: 24px 26px 50px; }

.kpi-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.kpi {
  background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 16px 18px;
  position: relative; overflow: hidden;
}
.kpi .k { font-size: 12.5px; color: var(--ink-3); font-weight: 700; }
.kpi .v { font-size: 26px; font-weight: 900; margin: 4px 0 2px; letter-spacing: -.5px; }
.kpi .d { font-size: 11.5px; color: var(--ink-3); }
.kpi .ic { position: absolute; right: 14px; top: 14px; width: 32px; height: 32px; border-radius: 10px; display: grid; place-items: center; }

.adm-grid { display: grid; gap: 16px; }
.adm-grid.two { grid-template-columns: 1.4fr 1fr; }
.adm-grid.three { grid-template-columns: repeat(3, 1fr); }

.panel { background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 20px; }
.panel-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 16px; }
.panel-head h2 { margin: 0; font-size: 15px; font-weight: 800; display: flex; align-items: center; gap: 8px; }

/* 柱状图 */
.bars { display: flex; align-items: flex-end; gap: 12px; height: 168px; padding-top: 10px; }
.bars .bar { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 6px; height: 100%; justify-content: flex-end; }
.bars .bar i {
  display: block; width: 100%; max-width: 38px; border-radius: 8px 8px 4px 4px;
  background: linear-gradient(180deg, #8A97FF, #5B6CFF); min-height: 4px;
  transition: height .5s cubic-bezier(.4, 0, .2, 1);
}
.bars .bar span { font-size: 10.5px; color: var(--ink-3); font-weight: 700; }
.bars .bar b { font-size: 11.5px; color: var(--ink-2); }

/* 筛选栏 */
.filters { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-bottom: 16px; }
.filters .input, .filters .select { width: auto; min-width: 130px; padding: 9px 12px; font-size: 13.5px; }

.adm-table-wrap { background: #fff; border: 1px solid var(--line); border-radius: 16px; overflow: auto; }
table.adm-table { width: 100%; border-collapse: collapse; font-size: 13px; min-width: 760px; }
table.adm-table th {
  background: #F8F9FE; text-align: left; padding: 11px 14px; font-size: 12px; font-weight: 800;
  color: var(--ink-2); white-space: nowrap; border-bottom: 1px solid var(--line); position: sticky; top: 0;
}
table.adm-table td { padding: 11px 14px; border-bottom: 1px solid #F2F4FA; vertical-align: middle; }
table.adm-table tbody tr:hover { background: #FBFBFF; }
table.adm-table tr:last-child td { border-bottom: none; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12px; }
.ellipsis { max-width: 320px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; display: inline-block; vertical-align: middle; }

.pager { display: flex; gap: 6px; justify-content: center; margin-top: 18px; flex-wrap: wrap; }
.pager a, .pager span {
  min-width: 32px; height: 32px; padding: 0 10px; border-radius: 9px; border: 1px solid var(--line);
  display: inline-flex; align-items: center; justify-content: center; font-size: 13px; font-weight: 700;
  background: #fff; color: var(--ink-2);
}
.pager a:hover { border-color: #C9D0F7; color: var(--brand-deep); }
.pager .cur { background: var(--brand); border-color: var(--brand); color: #fff; }

.adm-login {
  min-height: 100vh; display: grid; place-items: center; padding: 30px;
  background: radial-gradient(900px 500px at 12% 0%, #22274A, #12142A 60%);
}
.adm-login-card {
  width: min(400px, 100%); background: #fff; border-radius: 24px; padding: 34px 30px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, .35);
}
.adm-login-card h1 { margin: 0 0 4px; font-size: 21px; font-weight: 900; }
.adm-login-card .sub { color: var(--ink-3); font-size: 13px; margin: 0 0 22px; }

.quick-stat { display: flex; gap: 18px; flex-wrap: wrap; }
.quick-stat div { min-width: 80px; }
.quick-stat b { display: block; font-size: 20px; font-weight: 900; }
.quick-stat span { font-size: 11.5px; color: var(--ink-3); }

.status-dot { width: 7px; height: 7px; border-radius: 50%; display: inline-block; margin-right: 5px; }

@media (max-width: 1100px) {
  .kpi-grid { grid-template-columns: repeat(2, 1fr); }
  .adm-grid.two, .adm-grid.three { grid-template-columns: 1fr; }
}

@media (max-width: 900px) {
  .adm-side { position: static; width: 100%; padding: 12px; flex-direction: row; overflow-x: auto; align-items: center; gap: 4px; }
  .adm-brand, .adm-nav-label, .adm-side-foot { display: none; }
  .adm-nav { display: flex; gap: 4px; }
  .adm-nav a { white-space: nowrap; padding: 8px 12px; font-size: 13px; }
  .adm-shell { flex-direction: column; }
  .adm-main { margin-left: 0; }
  .adm-top { padding: 0 16px; height: 58px; }
  .adm-content { padding: 16px 14px 40px; }
  .kpi-grid { grid-template-columns: 1fr 1fr; }
}

/* ============================ 会员收费开关 ============================ */
.vip-switch-box {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  border-radius: 16px; padding: 15px 16px; margin: 4px 0 18px;
  border: 1px solid var(--line); background: #FAFBFF;
}
.vip-switch-box.on { border-color: #FFE0A3; background: linear-gradient(120deg, #FFFBF0, #FFF6E0); }
.vip-switch-box.off { border-color: #E2E6F2; background: #F7F8FC; }
.vsb-main { min-width: 0; }
.vsb-title {
  display: flex; align-items: center; gap: 7px; flex-wrap: wrap;
  font-size: 14px; font-weight: 800; color: var(--ink-1);
}
.vsb-state {
  font-size: 11px; font-weight: 800; padding: 2px 8px; border-radius: 999px;
  background: #EEF1FB; color: #6B7391;
}
.vip-switch-box.on .vsb-state { background: #FFEFC9; color: #94620A; }
.vip-switch-box.off .vsb-state { background: #EBEEF7; color: #7C84A0; }
.vsb-desc { font-size: 12.6px; color: var(--ink-2); line-height: 1.65; margin-top: 6px; }
.vsb-desc b { color: var(--brand-deep); }
.vsb-tip { font-size: 11.6px; color: var(--ink-3); margin-top: 5px; }

.adm-switch { position: relative; display: inline-block; width: 52px; height: 30px; flex: none; cursor: pointer; }
.adm-switch input { position: absolute; opacity: 0; width: 100%; height: 100%; margin: 0; cursor: pointer; }
.adm-slider {
  position: absolute; inset: 0; border-radius: 999px; background: #CDD3E6;
  transition: .22s; pointer-events: none;
}
.adm-slider::after {
  content: ''; position: absolute; top: 3px; left: 3px; width: 24px; height: 24px;
  border-radius: 50%; background: #fff; box-shadow: 0 2px 6px rgba(23, 26, 46, .22);
  transition: .22s;
}
.adm-switch input:checked + .adm-slider { background: linear-gradient(120deg, #F7B733, #F59E0B); }
.adm-switch input:checked + .adm-slider::after { transform: translateX(22px); }
.adm-switch input:focus-visible + .adm-slider { box-shadow: 0 0 0 3px rgba(91, 108, 255, .25); }

/* ============================ 后台 H5 适配 ============================ */
@media (max-width: 900px) {
  /* iOS 输入框不缩放 */
  .adm input, .adm textarea, .adm select { font-size: 16px; }
  .adm-table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .adm-table { min-width: 720px; }
  .adm-table th, .adm-table td { padding: 10px 10px; }
  .panel { padding: 16px 14px; border-radius: 16px; }
  .adm-content { padding: 14px 12px calc(32px + env(safe-area-inset-bottom)); }
  .adm-actions, .adm-toolbar { flex-wrap: wrap; gap: 8px; }
  .adm-toolbar .input, .adm-toolbar .select { min-height: 42px; }
  .btn, .btn-sm { min-height: 40px; }
  .vip-switch-box { padding: 13px 14px; gap: 12px; }
  .vsb-desc { font-size: 12.2px; }
  .adm-side { padding: 8px 10px calc(8px); -webkit-overflow-scrolling: touch; }
  .adm-side::-webkit-scrollbar { display: none; }
}
@media (max-width: 560px) {
  .vip-switch-box { flex-direction: row; align-items: flex-start; }
  .kpi-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .panel-head h2 { font-size: 14px; }
  .adm-login-card { padding: 26px 20px; border-radius: 20px; }
}
@media (max-width: 380px) {
  .kpi-grid { grid-template-columns: 1fr; }
}