/* =========================================================
   证件照工坊 · 管理后台样式
   风格：商务极简（深色侧栏 + 浅灰底色 + 白色卡片）
   ========================================================= */
:root{
  --bg:#F4F6FA;
  --card:#FFFFFF;
  --ink:#111827;
  --sub:#6B7280;
  --muted:#9CA3AF;
  --line:#E9ECF3;
  --primary:#4F6BFF;
  --primary-soft:#EEF1FF;
  --accent:#FF7A45;
  --green:#12B886;
  --red:#E5484D;
  --radius:14px;
  --sidebar:#0F172A;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:var(--bg);color:var(--ink);
  font:14px/1.6 -apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font-family:inherit;font-size:14px}

/* ---------- 布局 ---------- */
.wrap{display:flex;min-height:100vh}
.sidebar{
  width:232px;flex:0 0 232px;background:var(--sidebar);color:#C7CEDB;
  display:flex;flex-direction:column;position:sticky;top:0;height:100vh;
}
.brand{display:flex;align-items:center;gap:10px;padding:22px 20px 18px}
.brand .logo{
  width:32px;height:32px;border-radius:9px;
  background:linear-gradient(135deg,#5B7CFF,#8E6BFF);
  display:grid;place-items:center;color:#fff;font-weight:700;font-size:15px;
}
.brand b{color:#fff;font-size:15px;letter-spacing:.3px}
.brand small{display:block;color:#64708A;font-size:11px;font-weight:400;letter-spacing:.5px}
.nav{padding:6px 12px;overflow:auto;flex:1}
.nav .group{margin:14px 8px 6px;font-size:11px;color:#5A6784;letter-spacing:1px}
.nav a{
  display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:9px;
  color:#B7C0D2;font-size:13.5px;margin-bottom:2px;transition:.16s;
}
.nav a:hover{background:rgba(255,255,255,.06);color:#fff}
.nav a.on{background:linear-gradient(90deg,rgba(79,107,255,.9),rgba(79,107,255,.55));color:#fff;box-shadow:0 6px 16px rgba(79,107,255,.25)}
.nav a .ic{width:16px;height:16px;opacity:.85;flex:0 0 16px}
.sidebar .foot{padding:14px 20px;border-top:1px solid rgba(255,255,255,.06);font-size:12px;color:#5A6784}

.main{flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{
  height:64px;background:#fff;border-bottom:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;
  padding:0 24px;position:sticky;top:0;z-index:20;
}
.topbar h1{font-size:16px;margin:0;font-weight:600}
.topbar .crumb{font-size:12px;color:var(--muted);margin-top:2px}
.topbar .right{display:flex;align-items:center;gap:12px}
.content{padding:22px 24px 40px;max-width:1440px;width:100%}

/* ---------- 卡片 ---------- */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;margin-bottom:18px}
.card.pad0{padding:0}
.card-h{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;gap:12px}
.card-h h2{font-size:14.5px;margin:0;font-weight:600}
.card-h .desc{font-size:12px;color:var(--muted);margin-top:3px}

/* ---------- 统计 ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:18px}
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px;position:relative;overflow:hidden}
.stat .k{font-size:12px;color:var(--sub)}
.stat .v{font-size:26px;font-weight:650;letter-spacing:-.5px;margin-top:6px}
.stat .v small{font-size:13px;font-weight:500;color:var(--sub);margin-left:2px}
.stat .tag{position:absolute;right:14px;top:14px;font-size:11px;padding:2px 7px;border-radius:20px;background:var(--primary-soft);color:var(--primary)}
.stat.orange .tag{background:#FFF1E8;color:#E8833A}
.stat.green .tag{background:#E7F8F1;color:#0E9E76}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  height:36px;padding:0 14px;border-radius:9px;border:1px solid var(--line);
  background:#fff;color:var(--ink);cursor:pointer;font-size:13.5px;transition:.16s;white-space:nowrap;
}
.btn:hover{border-color:#D7DCE8;background:#FAFBFF}
.btn.primary{background:var(--primary);border-color:var(--primary);color:#fff}
.btn.primary:hover{background:#3F5BEE}
.btn.danger{color:var(--red);border-color:#F7D4D5}
.btn.danger:hover{background:#FFF5F5}
.btn.sm{height:30px;padding:0 10px;font-size:12.5px;border-radius:7px}
.btn.ghost{background:transparent;border-color:transparent;color:var(--sub)}
.btn.ghost:hover{background:#F3F5FA;color:var(--ink)}
.btn[disabled]{opacity:.5;cursor:not-allowed}

/* ---------- 表格 ---------- */
.table-wrap{overflow:auto;border-radius:var(--radius)}
table.tb{width:100%;border-collapse:collapse;font-size:13.5px}
table.tb th{
  text-align:left;font-weight:500;color:var(--sub);background:#FAFBFE;
  padding:11px 14px;border-bottom:1px solid var(--line);white-space:nowrap;font-size:12.5px;
}
table.tb td{padding:12px 14px;border-bottom:1px solid #F1F3F8;vertical-align:middle}
table.tb tr:hover td{background:#FCFDFF}
table.tb img.thumb{width:38px;height:48px;object-fit:cover;border-radius:6px;border:1px solid var(--line)}
table.tb .nowrap{white-space:nowrap}
table.tb .actions{display:flex;gap:6px;justify-content:flex-end}

/* ---------- 标签 ---------- */
.tag{display:inline-flex;align-items:center;gap:4px;font-size:12px;padding:2px 8px;border-radius:20px;background:#F1F3F9;color:var(--sub)}
.tag.ok{background:#E7F8F1;color:#0E9E76}
.tag.warn{background:#FFF6E5;color:#B7791F}
.tag.err{background:#FDECEC;color:#C53030}
.tag.blue{background:var(--primary-soft);color:var(--primary)}
.tag.dark{background:#EEF0F6;color:#4B5563}

/* ---------- 表单 ---------- */
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px 22px}
.form-grid.one{grid-template-columns:1fr}
.field label{display:block;font-size:12.5px;color:var(--sub);margin-bottom:6px}
.field .hint{font-size:11.5px;color:var(--muted);margin-top:5px;line-height:1.5}
.input,select.input,textarea.input{
  width:100%;height:38px;padding:0 12px;border:1px solid var(--line);border-radius:9px;
  background:#fff;color:var(--ink);outline:none;transition:.16s;
}
textarea.input{height:auto;padding:10px 12px;line-height:1.7;resize:vertical}
.input:focus{border-color:#B9C4FF;box-shadow:0 0 0 3px rgba(79,107,255,.10)}
.input.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12.5px}
.field.full{grid-column:1/-1}
.switch{display:inline-flex;align-items:center;gap:8px;cursor:pointer;user-select:none}
.switch input{display:none}
.switch .track{width:40px;height:22px;border-radius:20px;background:#DDE2EC;position:relative;transition:.18s}
.switch .track:after{content:"";position:absolute;left:2px;top:2px;width:18px;height:18px;border-radius:50%;background:#fff;transition:.18s;box-shadow:0 1px 3px rgba(0,0,0,.15)}
.switch input:checked + .track{background:var(--primary)}
.switch input:checked + .track:after{left:20px}

/* 开关放在 .field 里时必须盖住 .field label 的 block 布局，
   否则 track 会塌成行内元素、压到文字上 */
.field label.switch{display:flex;align-items:center;gap:10px;margin:0;
  font-size:13.5px;font-weight:400;color:var(--ink);line-height:1.45;
  cursor:pointer;user-select:none}
.field label.switch .track{flex:none}
.switch-list{display:flex;flex-direction:column;gap:4px;padding-top:2px}

/* ---------- 开关（.sw 独立命名空间，不继承 .field label 的 block 布局） ---------- */
.sw-list{display:flex;flex-direction:column;gap:8px;padding-top:4px}
.sw{
  position:relative;display:inline-flex;align-items:center;margin:0;
  font-size:13.5px;font-weight:500;color:var(--ink);line-height:1.5;
  cursor:pointer;user-select:none;max-width:100%;
}
/* .field label(0,1,1) 会命中这个 <label>，必须用 (0,2,1) 的写法盖回来 */
.field label.sw{
  display:inline-flex;align-items:center;margin:0;
  font-size:13.5px;font-weight:500;color:var(--ink);line-height:1.5;
}
.sw input{
  position:absolute;left:0;top:0;width:1px;height:1px;margin:0;padding:0;
  opacity:0;border:0;overflow:hidden;clip:rect(0 0 0 0);
}
.sw .bar{
  display:inline-block;flex:0 0 40px;width:40px;height:22px;margin:0 10px 0 0;
  border-radius:11px;background:#DDE2EC;position:relative;
  transition:background .18s ease;vertical-align:middle;
}
.sw .bar::after{
  content:"";position:absolute;left:2px;top:2px;width:18px;height:18px;
  border-radius:50%;background:#fff;box-shadow:0 1px 3px rgba(16,24,40,.18);
  transition:transform .18s ease;
}
.sw input:checked + .bar{background:var(--primary)}
.sw input:checked + .bar::after{transform:translateX(18px)}
.sw:hover .bar{box-shadow:0 0 0 3px rgba(79,107,255,.09)}
.sw input:focus-visible + .bar{box-shadow:0 0 0 3px rgba(79,107,255,.22)}
.sw .txt{display:inline-block;min-width:0;vertical-align:middle}
@media (max-width:520px){
  .sw,.field label.sw{font-size:13px}
  .sw .bar{flex:0 0 38px;width:38px;height:21px;border-radius:11px;margin-right:9px}
  .sw .bar::after{width:17px;height:17px}
  .sw input:checked + .bar::after{transform:translateX(17px)}
}
.color-input{display:flex;align-items:center;gap:8px}
.color-input input[type=color]{width:40px;height:36px;border:1px solid var(--line);border-radius:8px;background:#fff;padding:2px;cursor:pointer}

/* ---------- Tab ---------- */
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-bottom:20px;overflow:auto}
.tabs a{padding:10px 14px;font-size:13.5px;color:var(--sub);border-bottom:2px solid transparent;white-space:nowrap}
.tabs a.on{color:var(--primary);border-bottom-color:var(--primary);font-weight:500}

/* ---------- 提示 ---------- */
.alert{display:flex;gap:10px;padding:12px 14px;border-radius:11px;font-size:13px;margin-bottom:16px;line-height:1.7}
.alert.info{background:var(--primary-soft);color:#3349B8}
.alert.warn{background:#FFF8EA;color:#9A6700}
.alert.err{background:#FDECEC;color:#C53030}
.alert.ok{background:#E9F9F2;color:#0B7A5B}

/* ---------- 分页 ---------- */
.pager{display:flex;gap:6px;align-items:center;justify-content:flex-end;padding:14px 4px 2px}
.pager a,.pager span{min-width:32px;height:32px;display:grid;place-items:center;border-radius:8px;border:1px solid var(--line);font-size:13px;background:#fff}
.pager a.on{background:var(--primary);border-color:var(--primary);color:#fff}

/* ---------- 登录 ---------- */
.login-page{min-height:100vh;display:grid;place-items:center;background:
  radial-gradient(1200px 500px at 10% -10%,#E8ECFF 0%,transparent 60%),
  radial-gradient(900px 400px at 100% 0%,#FFF0E8 0%,transparent 55%), #F4F6FA;}
.login-box{width:400px;background:#fff;border-radius:20px;padding:34px 34px 28px;border:1px solid var(--line);box-shadow:0 30px 60px -30px rgba(17,24,39,.25)}
.login-box .logo{width:46px;height:46px;border-radius:13px;background:linear-gradient(135deg,#5B7CFF,#8E6BFF);display:grid;place-items:center;color:#fff;font-weight:700;font-size:19px;margin-bottom:18px}
.login-box h1{font-size:20px;margin:0 0 4px}
.login-box p{color:var(--muted);font-size:13px;margin:0 0 22px}
.login-box .field{margin-bottom:14px}
.login-box .btn{width:100%;height:42px;margin-top:8px}

/* ---------- 杂项 ---------- */
.row{display:flex;gap:14px;align-items:center;flex-wrap:wrap}
.spread{display:flex;align-items:center;justify-content:space-between;gap:12px}
.muted{color:var(--muted)}
.small{font-size:12.5px}
.mono{font-family:ui-monospace,Menlo,Consolas,monospace}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.empty{padding:60px 0;text-align:center;color:var(--muted)}
.dot{width:6px;height:6px;border-radius:50%;display:inline-block;background:currentColor;opacity:.7}
.kv{display:flex;padding:9px 0;border-bottom:1px dashed #EDF0F6;font-size:13.5px}
.kv b{width:110px;color:var(--sub);font-weight:400;flex:0 0 110px}
.kv span{flex:1;word-break:break-all}
.code-box{background:#0F172A;color:#C9D4EA;border-radius:12px;padding:16px 18px;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:12.5px;line-height:1.9;overflow:auto;white-space:pre-wrap;word-break:break-all}
.toast{position:fixed;left:50%;top:26px;transform:translateX(-50%);background:#111827;color:#fff;padding:10px 18px;border-radius:10px;font-size:13.5px;z-index:999;opacity:0;pointer-events:none;transition:.2s}
.toast.show{opacity:1;transform:translateX(-50%) translateY(6px)}
@media (max-width:1100px){
  .stats{grid-template-columns:repeat(2,1fr)}
  .grid-2,.grid-3{grid-template-columns:1fr}
}
@media (max-width:820px){
  .sidebar{display:none}
  .form-grid{grid-template-columns:1fr}
  .content{padding:16px}
}
.fade-in{animation:fade .3s ease}
@keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

/* 开关行 / 迷你统计（流量主广告页） */
.switch-row{display:flex;align-items:center;gap:10px;min-height:38px;font-size:13px;color:var(--sub);cursor:pointer}
.switch-row input[type=checkbox]{width:18px;height:18px;accent-color:var(--primary);cursor:pointer;flex:none}
/* 同上：.field label(0,1,1) 会把 switch-row 也压成 block，这里用 (0,2,1) 盖回来 */
.field label.switch-row{display:flex;align-items:center;gap:10px;margin:0;
  font-size:13px;font-weight:400;color:var(--sub);line-height:1.5;cursor:pointer}
.sw-list + .hint{margin-top:9px}
.cards-mini{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:18px}
.cards-mini .mini{background:var(--bg);border:1px solid #EDF0F6;border-radius:12px;padding:14px 16px;display:flex;flex-direction:column;gap:6px}
.cards-mini .mini span{font-size:12px;color:var(--sub)}
.cards-mini .mini b{font-size:22px;letter-spacing:-.5px}
@media (max-width:820px){.cards-mini{grid-template-columns:repeat(2,1fr)}}