/* 票码后台。

   纯静态样式，无构建步骤，由 Go 二进制内嵌提供（CSP 仅允许同源资源，
   因此不加载外部字体或图标）。分三部分：基础与控件、结构与页签、响应式。 */

:root{
  font:14px/1.6 system-ui,-apple-system,"Segoe UI",sans-serif;
  color:#22342d;
  background:#f5f7f4;
  --green:#17664d;
  --green-dark:#124c3a;
  --green-tint:#e7f2eb;
  --ink:#22342d;
  --muted:#66766b;
  --line:#dfe6df;
  --surface:#fff;
  --radius:12px;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
body{margin:0}

/* 基础与控件 */
h1{font-size:30px;letter-spacing:-1px;margin:5px 0 10px}
h2{font-size:17px;margin:0 0 18px}
h3{font-size:14px}
.eyebrow{font-size:11px;letter-spacing:2px;font-weight:700;color:var(--green);margin:0}
.muted,.hint{color:var(--muted)}
.hint{font-size:12px;margin:8px 0 14px}
label{display:flex;flex-direction:column;gap:6px;font-size:12px;font-weight:600;margin-bottom:14px}
input,select,button{font:inherit;border-radius:7px;min-height:40px}
input,select{border:1px solid #ccd8cd;padding:9px 11px;background:var(--surface);color:var(--ink);width:100%;min-width:0}
input:focus,select:focus,button:focus-visible{outline:2px solid #43a584;outline-offset:2px}
button{border:1px solid #cbd7ce;background:var(--surface);color:#223e30;padding:8px 15px;cursor:pointer;font-weight:600;white-space:nowrap;transition:background .15s,color .15s,border-color .15s}
button:hover{background:#eff6f0}
button:disabled{opacity:.45;cursor:default}
.primary{background:var(--green);color:white;border-color:var(--green)}
.primary:hover{background:var(--green-dark)}
.danger{color:#a03932;border-color:#eac7c1}
.pair{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}

/* 页头与框架 */
header{height:76px;background:var(--surface);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 max(24px,calc((100vw - 1280px)/2));gap:20px}
.badge{display:inline-grid;place-items:center;background:var(--green);color:white;border-radius:10px;width:36px;height:36px;margin-right:9px;font-size:12px;font-weight:700}
header strong{font-size:21px}
main{max-width:1328px;margin:0 auto;padding:32px 24px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:0 1px 2px #16241c0a}
footer{text-align:center;color:#7b8a7f;font-size:11px;padding:30px}

/* 登录 */
.login{max-width:440px;margin:9vh auto;padding:36px}
.login form{margin-top:26px}
.login button{width:100%}
.login h1{font-size:26px}

/* 工作台头部与统计 */
.intro,.section-title{display:flex;justify-content:space-between;align-items:center;gap:12px}
.intro{margin:8px 0 26px}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:22px}
.stats .card{display:flex;justify-content:space-between;align-items:center}
.stats span{color:var(--muted)}
.stats strong{font-size:30px;font-family:var(--mono);font-variant-numeric:tabular-nums;letter-spacing:-1px}

/* 页签导航 */
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);overflow-x:auto;scrollbar-width:none}
.tabs::-webkit-scrollbar{display:none}
.tabs [role=tab]{flex:0 0 auto;min-height:44px;padding:11px 15px;border:0;border-bottom:2px solid transparent;border-radius:0;background:none;color:var(--muted);font-weight:600}
.tabs [role=tab]:hover{background:transparent;color:#223e30}
.tabs [role=tab][aria-selected=true]{color:var(--green);border-bottom-color:var(--green)}
.panel{margin-top:22px}

/* 发码流程 */
.setup{display:grid;grid-template-columns:1fr 1.35fr 1fr;gap:18px;margin-bottom:24px}
.step{display:inline-grid;place-items:center;background:var(--green-tint);color:var(--green);width:26px;height:26px;border-radius:8px;margin-right:8px;font-family:var(--mono)}

/* 激活码列表 */
.licenses{margin-bottom:24px}
.filters{display:flex;gap:12px;align-items:end;flex-wrap:wrap;margin-bottom:14px}
.filters label{margin:0;min-width:160px}
.grow{flex:1}
.exportbar{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:15px;background:#f5f8f4;border-radius:8px;margin:18px 0}
.exportbar span{font-size:12px;color:var(--muted)}
.exportbar input{max-width:245px}
.table-wrap{overflow:auto}
table{border-collapse:collapse;width:100%;text-align:left;white-space:nowrap;font-size:12px}
th{font-weight:600;background:#f6f8f5;color:var(--muted);padding:13px 10px;position:sticky;top:0;z-index:1}
td{padding:16px 10px;border-bottom:1px solid #eaf0e9;vertical-align:top}
tbody tr:hover td{background:#fafcfa}
td small{display:block;color:#758379;margin-top:4px}
td button{font-size:12px;padding:5px 9px;min-height:32px;margin:0 4px 4px 0}
td.code{font-family:var(--mono);font-size:13px}
.batch-tag{font-family:var(--mono);background:#f1f5f1;border:1px solid var(--line);border-radius:6px;padding:3px 7px}
.pill{font-size:11px;color:var(--green);background:#e7f3eb;padding:3px 7px;border-radius:5px;margin-left:6px}
.pill.off{color:#a03932;background:#fcece8}
.pagination{display:flex;justify-content:end;align-items:center;gap:14px;margin-top:20px}
.empty{text-align:center;padding:35px;color:#768679}
#device-panel{margin-bottom:0}
.device{padding:13px;background:#f5f8f4;margin-top:10px;border-radius:8px;overflow-wrap:anywhere;font-family:var(--mono);font-size:13px}
.device small{display:block;color:var(--muted);font-family:inherit}

/* 渠道与订单 */
.order-setup{display:grid;grid-template-columns:1fr 1fr;gap:32px;margin-bottom:24px}

/* 接入指南 */
.guide-params{display:grid;gap:14px}
.guide-params>div{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.guide-params>div>span{flex:0 0 190px;color:var(--muted);font-size:12px;font-weight:600}
.guide-params code{font-family:var(--mono);font-size:12px;background:#f1f5f1;border:1px solid var(--line);border-radius:6px;padding:7px 10px;min-width:0;overflow-wrap:anywhere}
.guide-params .wide{display:block}
.guide-params .wide code{display:block;margin:8px 0 0}
.guide-params select{max-width:300px}
.guide-list{margin:0;padding-left:20px}
.guide-list li{margin-bottom:14px}
.guide-list li:last-child{margin-bottom:0}
h3{margin:20px 0 10px}
h3:first-of-type{margin-top:0}
pre{font-family:var(--mono);font-size:12px;line-height:1.7;background:#f5f8f4;border:1px solid var(--line);border-radius:8px;padding:14px 16px;overflow:auto;margin:0 0 12px}
code{font-family:var(--mono);font-size:12px;background:#f1f5f1;border-radius:5px;padding:2px 5px}
pre code{background:none;padding:0}

/* 提示、说明与弹窗 */
#notice{position:sticky;top:12px;z-index:5;border:1px solid #b7d9c0;background:#ebf7ed;padding:13px 18px;border-radius:9px;margin-bottom:18px;box-shadow:0 4px 15px #0001;overflow-wrap:anywhere}
#notice.error{background:#fff0ed;border-color:#f2c4ba;color:#9d3027}
.note{background:#eef4ed;color:#4a6253;font-size:13px;margin-top:24px}
.note h2{margin-bottom:10px}
dialog{border:1px solid var(--line);border-radius:var(--radius);max-width:440px;padding:28px;color:var(--ink)}
dialog::backdrop{background:#12271a77}
.dialog-actions{display:flex;justify-content:end;gap:10px;margin-top:24px}

@media(prefers-reduced-motion:reduce){*{transition:none!important}}

@media(max-width:900px){
  .setup{grid-template-columns:1fr}
  .setup .card form{max-width:none}
  .stats{gap:10px}
  .card{padding:20px}
  .stats .card{display:block}
  .stats strong{display:block}
  .intro{align-items:start}
  h1{font-size:26px}
}
@media(max-width:700px){.order-setup{grid-template-columns:1fr}}
@media(max-width:480px){
  header{padding:0 16px;height:64px}
  header .muted{font-size:12px}
  main{padding:24px 14px}
  .stats .card{padding:13px}
  .stats span{font-size:11px}
  .stats strong{font-size:25px}
  .filters>*{flex:1}
  .filters label{min-width:100%}
  .exportbar input{max-width:none}
  .exportbar span{width:100%}
  .pair{grid-template-columns:1fr}
  .intro{display:block}
  .intro button{margin-top:8px}
  .login{padding:25px;margin:6vh auto}
  .pagination{justify-content:center}
  .guide-params>div>span{flex-basis:100%}
  .guide-params code,.guide-params select{width:100%;max-width:none}
  .note{font-size:12px}
}