/* ===========================================================================
   主机管理系统 · 全局设计系统 (Diana)
   主蓝 #2563EB + AI 青绿 #0EA5A4 · 深色后台侧边栏 + 浅色内容区
   =========================================================================== */

:root {
  /* 品牌色 */
  --c-primary: #2563EB;
  --c-primary-700: #1D4ED8;
  --c-primary-600: #2563EB;
  --c-primary-500: #3B82F6;
  --c-primary-100: #DBEAFE;
  --c-primary-50: #EFF6FF;
  --c-ai: #0EA5A4;
  --c-ai-700: #0C8C8B;
  --c-ai-50: #ECFEFF;

  /* 中性灰阶 */
  --c-text: #0F172A;
  --c-text-2: #475569;
  --c-text-3: #94A3B8;
  --c-border: #E2E8F0;
  --c-border-2: #CBD5E1;
  --c-bg: #F8FAFC;
  --c-surface: #FFFFFF;

  /* 深色侧边栏 */
  --c-sidebar: #0F172A;
  --c-sidebar-2: #1E293B;
  --c-sidebar-hover: #1E293B;
  --c-sidebar-active: #2563EB;
  --c-sidebar-text: #CBD5E1;
  --c-sidebar-text-dim: #64748B;

  /* 语义色 */
  --c-success: #16A34A;
  --c-success-bg: #DCFCE7;
  --c-warning: #F59E0B;
  --c-warning-bg: #FEF3C7;
  --c-danger: #DC2626;
  --c-danger-bg: #FEE2E2;
  --c-info: #2563EB;
  --c-info-bg: #DBEAFE;

  /* 圆角 */
  --r-sm: 6px;
  --r: 10px;
  --r-lg: 14px;
  --r-pill: 999px;

  /* 阴影 */
  --sh-sm: 0 1px 2px rgba(15, 23, 42, .06), 0 1px 3px rgba(15, 23, 42, .08);
  --sh-md: 0 4px 6px -1px rgba(15, 23, 42, .07), 0 2px 4px -2px rgba(15, 23, 42, .05);
  --sh-lg: 0 12px 24px -8px rgba(15, 23, 42, .12), 0 4px 8px -4px rgba(15, 23, 42, .06);
  --sh-focus: 0 0 0 3px rgba(37, 99, 235, .18);

  /* 间距基数 4px */
  --sp-1: 4px; --sp-2: 8px; --sp-3: 12px; --sp-4: 16px;
  --sp-5: 20px; --sp-6: 24px; --sp-8: 32px; --sp-10: 40px; --sp-12: 48px;

  --sidebar-w: 248px;
  --topbar-h: 60px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC",
          "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}

/* ---------- reset ---------- */
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  font-family: var(--font);
  color: var(--c-text);
  background: var(--c-bg);
  font-size: 14px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--c-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; display: block; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  height: 38px; padding: 0 18px;
  font-size: 14px; font-weight: 600; font-family: inherit;
  border: 1px solid transparent; border-radius: var(--r);
  cursor: pointer; white-space: nowrap; transition: all .16s ease;
  text-decoration: none; line-height: 1;
}
.btn:hover { text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--c-primary); color: #fff; box-shadow: var(--sh-sm); }
.btn-primary:hover { background: var(--c-primary-700); }
.btn-ai { background: var(--c-ai); color: #fff; }
.btn-ai:hover { background: var(--c-ai-700); }
.btn-ghost { background: #fff; color: var(--c-text-2); border-color: var(--c-border-2); }
.btn-ghost:hover { border-color: var(--c-primary); color: var(--c-primary); }
.btn-danger { background: #fff; color: var(--c-danger); border-color: var(--c-danger); }
.btn-danger:hover { background: var(--c-danger); color: #fff; }
.btn-block { width: 100%; }
.btn-sm { height: 30px; padding: 0 12px; font-size: 13px; }
.btn-lg { height: 44px; padding: 0 24px; font-size: 15px; }
.btn-mini { height: 26px; padding: 0 10px; font-size: 12px; border-radius: 7px; }
.btn-success { background: #fff; color: var(--c-success); border-color: var(--c-success); }
.btn-success:hover { background: var(--c-success); color: #fff; }

/* ---------- 卡片 ---------- */
.card {
  background: var(--c-surface); border: 1px solid var(--c-border);
  border-radius: var(--r-lg); box-shadow: var(--sh-sm); padding: var(--sp-6);
}
.card-head {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: var(--sp-4); gap: var(--sp-4);
}
.card-title { font-size: 16px; font-weight: 700; color: var(--c-text); }
.card-sub { font-size: 13px; color: var(--c-text-3); }

/* ---------- 统计卡 ---------- */
.stat-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--sp-5);
}
.stat {
  background: var(--c-surface); border: 1px solid var(--c-border);
  border-radius: var(--r-lg); padding: var(--sp-5); box-shadow: var(--sh-sm);
  position: relative; overflow: hidden;
}
.stat::after {
  content: ""; position: absolute; right: -20px; top: -20px;
  width: 96px; height: 96px; border-radius: 50%;
  background: radial-gradient(circle, var(--c-primary-50), transparent 70%);
}
.stat .s-label { font-size: 13px; color: var(--c-text-3); display: flex; align-items: center; gap: 6px; }
.stat .s-icon {
  width: 30px; height: 30px; border-radius: 8px; display: inline-flex;
  align-items: center; justify-content: center; font-size: 15px;
  background: var(--c-primary-50); color: var(--c-primary);
}
.stat .s-value { font-size: 26px; font-weight: 800; color: var(--c-text); margin-top: 10px; letter-spacing: -.5px; }
.stat .s-foot { font-size: 12px; color: var(--c-text-3); margin-top: 4px; }
.stat.ai .s-icon { background: var(--c-ai-50); color: var(--c-ai); }
.stat.ai::after { background: radial-gradient(circle, var(--c-ai-50), transparent 70%); }
.stat.green .s-icon { background: var(--c-success-bg); color: var(--c-success); }
.stat.green::after { background: radial-gradient(circle, var(--c-success-bg), transparent 70%); }
.stat.amber .s-icon { background: var(--c-warning-bg); color: var(--c-warning); }
.stat.amber::after { background: radial-gradient(circle, var(--c-warning-bg), transparent 70%); }

/* ---------- 徽章 ---------- */
.badge {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 2px 10px; border-radius: var(--r-pill);
  font-size: 12px; font-weight: 600; line-height: 1.6;
}
.badge::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.badge-success { background: var(--c-success-bg); color: var(--c-success); }
.badge-warning { background: var(--c-warning-bg); color: var(--c-warning); }
.badge-danger  { background: var(--c-danger-bg);  color: var(--c-danger); }
.badge-info    { background: var(--c-info-bg);    color: var(--c-info); }
.badge-muted   { background: #F1F5F9; color: var(--c-text-3); }
.badge-ai      { background: var(--c-ai-50); color: var(--c-ai); }
.badge-purple  { background: #EEEDFE; color: #534AB7; }

/* 代金券运营后台 */
.gen-box { border-radius: var(--r); padding: 14px 16px; margin-bottom: 16px; font-size: 13.5px; }
.gen-ok { background: #ECFDF5; border: 1px solid #6EE7B7; color: #065F46; }
.gen-err { background: #FEF2F2; border: 1px solid #FECACA; color: #991B1B; }
.gen-ok-h { font-weight: 600; margin-bottom: 8px; }
.code-pills { display: flex; flex-wrap: wrap; gap: 8px; }
.code-pill { font-family: var(--mono); font-size: 13px; background: #fff; border: 1px solid #A7F3D0; color: #065F46; padding: 4px 10px; border-radius: 8px; letter-spacing: 1px; }
.scene-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; }
.scene-opt { display: flex; align-items: center; gap: 6px; padding: 8px 10px; border: 1px solid var(--c-border); border-radius: 10px; background: var(--c-surface); font-size: 13px; cursor: pointer; }
.scene-opt.low { border-color: #FCD34D; background: #FFFBEB; }
.scene-opt.high { border-color: #6EE7B7; background: #ECFDF5; }
.scene-opt input { margin: 0; }
.tag-low { font-style: normal; font-size: 10.5px; color: #92400E; background: #FDE68A; padding: 1px 6px; border-radius: 999px; margin-left: 2px; }
.tag-high { font-style: normal; font-size: 10.5px; color: #065F46; background: #A7F3D0; padding: 1px 6px; border-radius: 999px; margin-left: 2px; }

/* ---------- 实名认证卡片 ---------- */
.realname-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.realname-card { border: 1px solid var(--c-border); border-radius: var(--r); padding: 16px; background: var(--c-surface); }
.realname-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.realname-type { font-weight: 600; font-size: 14px; color: var(--c-text-1); }
.realname-body { display: flex; flex-direction: column; gap: 2px; }
.realname-empty { color: var(--c-text-3); font-size: 13px; padding: 6px 0; }
.realname-foot { margin-top: 12px; }
.pill { display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: 12px; font-weight: 500; }
.pill-muted { background: #F1F5F9; color: var(--c-text-3); }

/* ---------- 代金券（票券卡片） ---------- */
.chips { display: inline-flex; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; }
.chip {
  border: 1px solid var(--c-border-2); background: #fff; color: var(--c-text-2);
  padding: 6px 14px; border-radius: var(--r-pill); font-size: 13px; font-weight: 600;
  cursor: pointer; font-family: inherit; transition: all .14s;
}
.chip:hover { border-color: var(--c-primary); color: var(--c-primary); }
.chip.active { background: var(--c-primary); border-color: var(--c-primary); color: #fff; }

.coupon-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(330px, 1fr)); gap: 16px; }
.coupon-card {
  display: flex; position: relative; background: #fff; border: 1px solid var(--c-border);
  border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--sh-sm); min-height: 116px;
}
.coupon-card[data-bucket="available"] { border-color: rgba(37, 99, 235, .28); box-shadow: 0 6px 16px -8px rgba(37,99,235,.25); }
.coupon-left {
  flex: 0 0 118px; background: linear-gradient(135deg, var(--c-primary), var(--c-ai));
  color: #fff; display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 16px 10px; text-align: center;
}
.coupon-amt { font-size: 27px; font-weight: 800; letter-spacing: -.5px; line-height: 1.1; }
.coupon-amt .cny { font-size: 15px; font-weight: 700; vertical-align: top; margin-right: 1px; }
.coupon-type { font-size: 12px; opacity: .92; margin-top: 6px; }
.coupon-perf { width: 0; border-left: 2px dashed var(--c-border); position: relative; }
.coupon-perf::before, .coupon-perf::after {
  content: ""; position: absolute; left: -7px; width: 12px; height: 12px;
  border-radius: 50%; background: var(--c-bg);
}
.coupon-perf::before { top: -6px; }
.coupon-perf::after { bottom: -6px; }
.coupon-body { flex: 1; padding: 14px 16px; display: flex; flex-direction: column; gap: 8px; min-width: 0; }
.coupon-top { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.coupon-name { font-size: 15px; font-weight: 700; color: var(--c-text); }
.coupon-meta { display: flex; flex-wrap: wrap; gap: 14px; font-size: 12.5px; color: var(--c-text-3); }
.coupon-foot {
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  margin-top: auto; padding-top: 6px; border-top: 1px dashed var(--c-border);
}
.coupon-code { font-family: var(--mono); font-size: 12px; color: var(--c-text-3); }
.coupon-cond {
  font-size: 12px; color: var(--c-warning); background: var(--c-warning-bg);
  padding: 2px 9px; border-radius: 999px; font-weight: 600;
}

/* 券码领取 */
.claim-box {
  display: flex; flex-wrap: wrap; align-items: center; gap: 16px;
  background: linear-gradient(135deg, #EFF6FF 0%, #ECFEFF 100%);
  border: 1px solid #BFDBFE; border-radius: 14px;
  padding: 18px 22px; margin-top: 20px;
}
.claim-text { flex: 1 1 220px; }
.claim-title { font-size: 15px; font-weight: 600; color: #1E3A8A; }
.claim-sub { font-size: 12.5px; color: #475569; margin-top: 2px; }
.claim-form { display: flex; gap: 10px; flex: 0 0 auto; }
.claim-input {
  width: 200px; max-width: 100%; height: 42px; padding: 0 14px;
  border: 1px solid #CBD5E1; border-radius: 10px; font-size: 15px;
  letter-spacing: 2px; text-transform: uppercase; background: #fff;
  color: #0F172A; outline: none; transition: border-color .15s, box-shadow .15s;
}
.claim-input::placeholder { letter-spacing: normal; text-transform: none; color: #94A3B8; }
.claim-input:focus { border-color: #2563EB; box-shadow: 0 0 0 3px rgba(37,99,235,.15); }
.claim-btn {
  height: 42px; padding: 0 22px; border: none; border-radius: 10px;
  background: var(--c-primary, #2563EB); color: #fff; font-size: 14px; font-weight: 600;
  cursor: pointer; transition: background .15s, transform .05s;
}
.claim-btn:hover { background: #1D4ED8; }
.claim-btn:active { transform: translateY(1px); }
.claim-btn:disabled { opacity: .6; cursor: default; }
.claim-msg { flex-basis: 100%; font-size: 13px; margin-top: 2px; }
.claim-msg.ok { color: #047857; }
.claim-msg.err { color: #DC2626; }
.coupon-card[data-bucket="expired"],
.coupon-card[data-bucket="used"],
.coupon-card[data-bucket="disabled"] { filter: grayscale(.92); opacity: .72; }
.coupon-card[data-bucket="pending"] { opacity: .92; }

/* ---------- 表格 ---------- */
.table-wrap { overflow-x: auto; border-radius: var(--r); border: 1px solid var(--c-border); }
table.tbl { width: 100%; border-collapse: collapse; font-size: 13.5px; background: #fff; }
.tbl th {
  text-align: left; font-weight: 600; color: var(--c-text-2);
  background: #F8FAFC; padding: 11px 16px; border-bottom: 1px solid var(--c-border);
  white-space: nowrap;
}
.tbl td { padding: 12px 16px; border-bottom: 1px solid #F1F5F9; color: var(--c-text); }
.tbl tbody tr:hover { background: #FAFCFF; }
.tbl tbody tr:last-child td { border-bottom: none; }
.tbl .num { font-variant-numeric: tabular-nums; font-family: var(--mono); }
.tbl .right { text-align: right; }
.tbl .num.pos { color: var(--c-success); font-weight: 700; }
.tbl .num.neg { color: var(--c-danger); font-weight: 700; }
.tbl .muted { color: var(--c-text-3); }
/* 长密钥 / API 地址单元格：限制宽度并换行，避免把表格横向拉宽 */
.tbl td .secret-cell { max-width: 260px; word-break: break-all; overflow-wrap: anywhere; }
/* 审计日志：JSON 内容拆成键值对后的排版 */
.tbl td .log-kv { display: flex; flex-direction: column; gap: 3px; }
.tbl td .log-kv-row { line-height: 1.55; word-break: break-all; overflow-wrap: anywhere; }
.tbl td .log-k { color: var(--c-text-3); }
.tbl td .log-sep { color: var(--c-text-3); }
.tbl td .log-v { color: var(--c-text); }
.tbl td .log-txt { word-break: break-all; overflow-wrap: anywhere; }
.obj-tag { display: inline-block; font-size: 11px; line-height: 1; padding: 2px 6px; border-radius: 4px; background: #EEF2FF; color: #4338CA; margin-right: 4px; vertical-align: middle; }
.obj-val { font-weight: 600; color: var(--c-text); vertical-align: middle; }
.obj-domain { color: #64748B; font-weight: 500; }
.rech-note { margin-top: 4px; font-size: 12px; line-height: 1.4; color: #64748B; font-weight: 400; }

/* ---------- 表单 ---------- */
.form-group { margin-bottom: var(--sp-4); }
.form-group > label { display: block; font-size: 13px; font-weight: 600; color: var(--c-text-2); margin-bottom: 6px; }
.input, .select, textarea.input {
  width: 100%; height: 40px; padding: 0 14px;
  border: 1px solid var(--c-border-2); border-radius: var(--r);
  font-size: 14px; font-family: inherit; color: var(--c-text); background: #fff;
  transition: border-color .15s, box-shadow .15s;
}
textarea.input { height: auto; padding: 10px 14px; resize: vertical; }
.input:focus, .select:focus, textarea.input:focus {
  outline: none; border-color: var(--c-primary); box-shadow: var(--sh-focus);
}
.input::placeholder { color: var(--c-text-3); }
.field-error { color: var(--c-danger); font-size: 12.5px; margin-top: 5px; }
.form-hint { color: var(--c-text-3); font-size: 12px; margin-top: 3px; font-weight: 400; }

/* 开关切换 */
.form-group.row-between { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: var(--sp-5); }
.form-group.row-between > div { flex: 1; }
.form-group.row-between label { margin-bottom: 0; }
.switch { position: relative; width: 44px; height: 24px; flex: 0 0 auto; appearance: none; -webkit-appearance: none; cursor: pointer; border-radius: 999px; background: #CBD5E1; transition: background .18s; outline: none; }
.switch::after { content: ""; position: absolute; top: 2px; left: 2px; width: 20px; height: 20px; border-radius: 50%; background: #fff; box-shadow: 0 1px 3px rgba(15,23,42,.25); transition: transform .18s; }
.switch:checked { background: var(--c-primary); }
.switch:checked::after { transform: translateX(20px); }
.switch:focus-visible { box-shadow: var(--sh-focus); }

/* ---------- 提示条 ---------- */
.alert { padding: 12px 16px; border-radius: var(--r); font-size: 13.5px; margin-bottom: var(--sp-4); display: flex; gap: 10px; align-items: flex-start; }
.alert-err { background: var(--c-danger-bg); color: #991B1B; border: 1px solid #FCA5A5; }
.alert-ok { background: var(--c-success-bg); color: #166534; border: 1px solid #86EFAC; }
.alert-info { background: var(--c-info-bg); color: #1E40AF; border: 1px solid #93C5FD; }
.alert-warn { background: #FFFBEB; color: #92400E; border: 1px solid #FDE68A; }

/* ===========================================================================
   登录页（左右分栏）
   =========================================================================== */
.login-wrap { min-height: 100vh; display: grid; grid-template-columns: 1.05fr 1fr; }
.login-aside {
  position: relative; overflow: hidden; color: #fff;
  background: radial-gradient(120% 120% at 0% 0%, #1E40AF 0%, #2563EB 45%, #0EA5A4 130%);
  padding: 56px 56px; display: flex; flex-direction: column; justify-content: space-between;
}
.login-aside::before {
  content: ""; position: absolute; right: -120px; bottom: -120px;
  width: 380px; height: 380px; border-radius: 50%;
  background: rgba(255,255,255,.08); border: 40px solid rgba(255,255,255,.05);
}
.login-aside::after {
  content: ""; position: absolute; left: -60px; top: -60px;
  width: 220px; height: 220px; border-radius: 50%; background: rgba(14,165,164,.18);
}
.login-brand { position: relative; z-index: 1; display: flex; align-items: center; gap: 12px; }
.login-brand .logo {
  width: 46px; height: 46px; border-radius: 12px; background: rgba(255,255,255,.15);
  display: grid; place-items: center; font-size: 22px; font-weight: 800; backdrop-filter: blur(4px);
}
.login-brand .name { font-size: 20px; font-weight: 800; letter-spacing: .3px; }
.login-aside .hero { position: relative; z-index: 1; }
.login-aside .hero h1 { font-size: 34px; font-weight: 800; line-height: 1.25; margin-bottom: 16px; }
.login-aside .hero p { font-size: 15px; opacity: .85; max-width: 420px; line-height: 1.7; }
.login-feats { position: relative; z-index: 1; display: flex; gap: 28px; flex-wrap: wrap; }
.login-feats .f { font-size: 13.5px; opacity: .9; display: flex; align-items: center; gap: 8px; }
.login-feats .f b { font-weight: 700; }
.login-foot { position: relative; z-index: 1; font-size: 12.5px; opacity: .7; }

.login-main { display: flex; align-items: center; justify-content: center; padding: 40px; background: var(--c-bg); }
.login-card { width: 100%; max-width: 400px; }
.login-card h2 { font-size: 24px; font-weight: 800; color: var(--c-text); }
.login-card .sub { color: var(--c-text-3); margin: 6px 0 26px; font-size: 14px; }
.tabs { display: inline-flex; background: #EEF2F7; border-radius: var(--r-pill); padding: 4px; margin-bottom: 22px; }
.tabs button {
  border: none; background: transparent; padding: 8px 18px; border-radius: var(--r-pill);
  font-size: 13.5px; font-weight: 600; color: var(--c-text-3); cursor: pointer; font-family: inherit;
  transition: all .15s;
}
.tabs button.active { background: #fff; color: var(--c-primary); box-shadow: var(--sh-sm); }
.login-meta { margin-top: 18px; font-size: 12.5px; color: var(--c-text-3); text-align: center; }

/* ===========================================================================
   后台布局（深色侧边栏 + 浅色内容区）
   =========================================================================== */
.app { display: grid; grid-template-columns: var(--sidebar-w) 1fr; min-height: 100vh; }

.sidebar {
  background: var(--c-sidebar); color: var(--c-sidebar-text);
  display: flex; flex-direction: column; position: sticky; top: 0; height: 100vh;
}
.side-brand {
  height: var(--topbar-h); display: flex; align-items: center; gap: 11px;
  padding: 0 20px; border-bottom: 1px solid rgba(255,255,255,.06);
}
.side-brand .logo {
  width: 34px; height: 34px; border-radius: 9px; background: linear-gradient(135deg, var(--c-primary), var(--c-ai));
  display: grid; place-items: center; font-weight: 800; color: #fff; font-size: 17px;
}
.side-brand .name { font-size: 15px; font-weight: 700; color: #fff; }
.side-brand .tag { font-size: 11px; color: var(--c-sidebar-text-dim); display: block; font-weight: 400; }
.side-nav { flex: 1; overflow-y: auto; padding: 14px 12px; }
.nav-group { font-size: 11px; text-transform: uppercase; letter-spacing: .8px; color: var(--c-sidebar-text-dim); padding: 14px 12px 6px; }
.nav-item {
  display: flex; align-items: center; gap: 11px; padding: 10px 12px; border-radius: var(--r);
  color: var(--c-sidebar-text); font-size: 14px; font-weight: 500; cursor: pointer;
  text-decoration: none; transition: background .14s, color .14s;
}
/* hover 只作「微弱提示」：若与 active 同为「一块实心背景」，鼠标悬停项会被误读成
   「当前页」，于是出现「两项都亮」的错觉（实测用户两次报此现象）。
   hover 用 6% 白雾，与 active 的实心蓝底在明度/饱和度上彻底分开。 */
.nav-item:hover { background: rgba(255, 255, 255, .06); color: #fff; text-decoration: none; }
/* active = 当前页，唯一带「左侧竖条」位置签名的项：即使鼠标停在别的项上，
   也能一眼分辨哪一项才是当前页。竖条用 inset 阴影实现，不改变布局宽度。 */
.nav-item.active {
  background: var(--c-sidebar-active); color: #fff; font-weight: 600;
  box-shadow: var(--sh-sm), inset 3px 0 0 0 rgba(255, 255, 255, .92);
}
.nav-item .ic { width: 18px; text-align: center; font-size: 15px; opacity: .92; }
.nav-item .dot { margin-left: auto; width: 7px; height: 7px; border-radius: 50%; background: var(--c-ai); }
.side-foot { padding: 14px; border-top: 1px solid rgba(255,255,255,.06); font-size: 12px; color: var(--c-sidebar-text-dim); }

.main { display: flex; flex-direction: column; min-width: 0; }
.topbar {
  height: var(--topbar-h); background: #fff; border-bottom: 1px solid var(--c-border);
  display: flex; align-items: center; gap: 16px; padding: 0 24px; position: sticky; top: 0; z-index: 20;
}
.topbar .crumb { font-size: 14px; color: var(--c-text-2); font-weight: 600; }
.topbar .crumb b { color: var(--c-text); }
.topbar .spacer { flex: 1; }
.top-search {
  display: flex; align-items: center; gap: 8px; background: var(--c-bg);
  border: 1px solid var(--c-border); border-radius: var(--r-pill); padding: 7px 14px; width: 260px;
  color: var(--c-text-3); font-size: 13px;
}
.top-act { display: flex; align-items: center; gap: 14px; }
.top-ico { width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center; background: var(--c-bg); color: var(--c-text-2); cursor: pointer; font-size: 16px; }
.top-ico:hover { background: #EEF2F7; }
.user-chip { display: flex; align-items: center; gap: 9px; cursor: pointer; }
.user-chip .av { width: 34px; height: 34px; border-radius: 50%; background: linear-gradient(135deg, var(--c-primary), var(--c-ai)); color: #fff; display: grid; place-items: center; font-weight: 700; font-size: 14px; }
.user-chip .u-name { font-size: 13.5px; font-weight: 600; color: var(--c-text); line-height: 1.2; }
.user-chip .u-role { font-size: 11.5px; color: var(--c-text-3); }

.content { padding: 28px 24px 40px; }
.page-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 22px; gap: 16px; flex-wrap: wrap; }
.page-head h1 { font-size: 21px; font-weight: 800; color: var(--c-text); }
.page-head .desc { font-size: 13.5px; color: var(--c-text-3); margin-top: 3px; }

.content-grid { display: grid; gap: var(--sp-5); }
.cols-2 { grid-template-columns: 1fr 1fr; }
.cols-3 { grid-template-columns: repeat(3, 1fr); }
.mt-5 { margin-top: var(--sp-5); }

/* 进度条 */
.progress { height: 8px; background: #EEF2F7; border-radius: var(--r-pill); overflow: hidden; }
.progress > span { display: block; height: 100%; background: linear-gradient(90deg, var(--c-primary), var(--c-ai)); border-radius: var(--r-pill); }

/* 迷你列表 */
.mini-list { list-style: none; }
.mini-list li { display: flex; align-items: center; justify-content: space-between; padding: 11px 0; border-bottom: 1px solid #F1F5F9; font-size: 13.5px; }
.mini-list li:last-child { border-bottom: none; }
.mini-list .ml-name { display: flex; align-items: center; gap: 10px; color: var(--c-text); }
.mini-list .ml-ic { width: 30px; height: 30px; border-radius: 8px; background: var(--c-primary-50); color: var(--c-primary); display: grid; place-items: center; font-size: 14px; }

/* 空态 */
.empty { text-align: center; padding: 48px 20px; color: var(--c-text-3); }
.empty .e-ic { font-size: 40px; opacity: .5; margin-bottom: 10px; }

/* ===========================================================================
   响应式
   =========================================================================== */
@media (max-width: 1100px) {
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .cols-3 { grid-template-columns: 1fr; }
}
@media (max-width: 920px) {
  .login-wrap { grid-template-columns: 1fr; }
  .login-aside { display: none; }
  .app { grid-template-columns: 1fr; }
  .sidebar { display: none; }
  .top-search { display: none; }
}
@media (max-width: 640px) {
  .stat-grid { grid-template-columns: 1fr; }
  .cols-2 { grid-template-columns: 1fr; }
  .content { padding: 18px 14px 32px; }
  .login-main { padding: 24px; }
}

/* ===========================================================================
   API 端点管理页
   =========================================================================== */
.page-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; margin-bottom: var(--sp-5); }
.page-head h1 { font-size: 20px; font-weight: 600; margin: 0; }
.page-head .muted { color: var(--c-text-3); font-size: 13px; margin: 6px 0 0; max-width: 720px; }
.page-head code { background: var(--c-primary-50); color: var(--c-primary-700); padding: 1px 6px; border-radius: 5px; font-size: 12px; }

.tbl { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.tbl th { text-align: left; color: var(--c-text-3); font-weight: 600; font-size: 12px; padding: 12px 14px; border-bottom: 2px solid #EEF2F7; }
.tbl td { padding: 11px 14px; border-bottom: 1px solid #F1F5F9; color: var(--c-text); vertical-align: middle; }
.tbl tr:hover td { background: #FAFBFD; }
.tbl code { font-family: var(--font-mono); font-size: 12px; color: var(--c-text-2); }

.badge { display: inline-block; padding: 2px 9px; border-radius: 999px; background: var(--c-primary-50); color: var(--c-primary-700); font-size: 12px; font-weight: 600; }

.mtd { display: inline-block; padding: 2px 8px; border-radius: 6px; font-size: 11.5px; font-weight: 700; letter-spacing: .3px; }
.mtd-get { background: #E1F5EE; color: #0F6E56; }
.mtd-post { background: #E6F1FB; color: #185FA5; }

.dot-on { color: #0F6E56; font-weight: 600; font-size: 13px; }
.dot-off { color: var(--c-text-3); font-size: 13px; }

.ops { white-space: nowrap; }
.lnk { color: var(--c-primary-600); text-decoration: none; font-size: 13px; margin-right: 12px; }
.lnk:hover { text-decoration: underline; }
.lnk.danger { color: #A32D2D; }

.warn-text { color: #A6631A; font-weight: 600; }
.ep-result {
  margin: 0; padding: 14px 16px; border-radius: 10px;
  background: #0F172A; color: #D6E2F0; font: 12.5px/1.6 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  white-space: pre-wrap; word-break: break-all; max-height: 360px; overflow: auto;
}

.btn { display: inline-flex; align-items: center; gap: 6px; padding: 9px 16px; border-radius: var(--r-md); border: 1px solid #E2E8F0; background: #fff; color: var(--c-text); font-size: 13.5px; font-weight: 500; text-decoration: none; cursor: pointer; }
.btn:hover { border-color: #CBD5E1; }
.btn-primary { background: var(--c-primary-600); border-color: var(--c-primary-600); color: #fff; }
.btn-primary:hover { background: var(--c-primary-700); border-color: var(--c-primary-700); }

.form-card { max-width: 860px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.input.mono { font-family: var(--font-mono); font-size: 12.5px; }
.hint { color: var(--c-text-3); font-size: 12px; margin: 6px 0 0; }
.form-actions { display: flex; gap: 12px; margin-top: var(--sp-5); }
.form-group.check { display: flex; align-items: center; gap: 8px; }
.form-group.check label { margin: 0; font-weight: 400; }
textarea.input { width: 100%; resize: vertical; line-height: 1.6; }

/* 会员中心 - 基本资料键值列表 */
.kv { padding: 4px 2px; }
.kv-row { display: flex; justify-content: space-between; align-items: center;
  padding: 13px 4px; border-bottom: 1px solid #F1F5F9; font-size: 14px; }
.kv-row:last-child { border-bottom: none; }
.kv-k { color: var(--c-text-3); }
.kv-v { color: var(--c-text); font-weight: 600; font-family: var(--font-mono); font-size: 13.5px; }

/* 后台：筛选栏 / 分页 / 子模块导航 / 详情操作 */
.mb-5 { margin-bottom: var(--sp-5); }
.filter-bar { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; }
.filter-bar .input, .filter-bar .select { width: auto; min-width: 130px; }
.pager { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 16px; flex-wrap: wrap; }
.pg-info { font-size: 13px; color: var(--c-text-3); }
.pg-btns { display: flex; gap: 8px; }
.pg { display: inline-flex; align-items: center; height: 34px; padding: 0 14px; border-radius: var(--r); border: 1px solid var(--c-border-2); background: #fff; color: var(--c-text-2); font-size: 13px; font-weight: 600; text-decoration: none; cursor: pointer; }
.pg:hover { border-color: var(--c-primary); color: var(--c-primary); text-decoration: none; }
.pg-dis { opacity: .5; cursor: default; }
.pg-dis:hover { border-color: var(--c-border-2); color: var(--c-text-2); }
.card.quick { text-decoration: none; color: inherit; transition: all .15s; }
.card.quick:hover { border-color: var(--c-primary); box-shadow: var(--sh-md); transform: translateY(-2px); }
.card.quick .card-sub { margin-top: 6px; }
.ops-block .sub-t { font-size: 13px; font-weight: 700; color: var(--c-text-2); margin-bottom: 10px; }
.uid { font-size: 14px; color: var(--c-text-3); font-family: var(--mono); }

/* 会员端：后台代操作横幅 */
.impersonate-bar {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  padding: 10px 18px; background: linear-gradient(90deg,#fff7e6,#fff1d6);
  border-bottom: 2px solid #ffc53d; color: #874d00; font-size: 13.5px;
}

/* 套餐价格按年限展示 */
.price-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.pc-chip {
  display: inline-flex; align-items: baseline; gap: 2px;
  padding: 3px 9px; border-radius: 7px;
  background: #F1F5F9; color: var(--c-text-1);
  font-size: 12px; font-family: var(--font-mono, ui-monospace, SFMono-Regular, Menlo, monospace); line-height: 1.5;
  white-space: nowrap;
}
.pc-chip.pc-year {
  background: var(--c-primary-50, #EFF6FF); color: var(--c-primary-700, #1D4ED8); font-weight: 600;
}
.impersonate-bar .imp-ico { font-size: 16px; }
.impersonate-bar .imp-txt { flex: 1 1 auto; }
.impersonate-bar .imp-txt strong { color: #ad6800; }
.impersonate-bar .btn-light { background: #fff; border: 1px solid #ffc53d; color: #874d00; }
.impersonate-bar .btn-light:hover { background: #fffbe6; }