/* KE1 工具站 · 统一设计系统（无构建，直接改这里就行） */
:root{
  --bg:#0b1020; --bg2:#111a33; --panel:#141e3a; --panel2:#18244a;
  --line:#243156; --text:#e8eefc; --muted:#8fa0c4; --dim:#637399;
  --brand:#3ea6ff; --brand2:#22d3a6; --warn:#ffb454; --danger:#ff6b6b;
  --radius:14px; --shadow:0 10px 30px rgba(0,0,0,.35);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:radial-gradient(1200px 600px at 15% -10%,#16255006 0%,transparent 60%),
             radial-gradient(900px 500px at 90% 0%,#22d3a61a,transparent 55%),
             var(--bg);
  color:var(--text); font:15px/1.6 "PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  min-height:100vh;
}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{margin:0 0 .5em;font-weight:650;letter-spacing:.2px}
h1{font-size:28px} h2{font-size:20px} h3{font-size:16px}
p{margin:.4em 0}
.wrap{max-width:1120px;margin:0 auto;padding:0 18px}
.muted{color:var(--muted)} .dim{color:var(--dim)} .center{text-align:center}
.mono{font-family:ui-monospace,Menlo,Consolas,monospace}

/* 顶栏 */
header.nav{
  position:sticky;top:0;z-index:50;backdrop-filter:blur(12px);
  background:rgba(11,16,32,.82);border-bottom:1px solid var(--line);
}
.nav-in{display:flex;align-items:center;gap:18px;height:60px}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px;color:var(--text)}
.logo .dot{width:10px;height:10px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand2));box-shadow:0 0 12px var(--brand2)}
.nav-links{display:flex;gap:6px;margin-left:8px;flex-wrap:wrap}
.nav-links a{padding:7px 12px;border-radius:9px;color:var(--muted);font-size:14px}
.nav-links a:hover{background:var(--panel);color:var(--text);text-decoration:none}
.nav-links a.active{background:var(--panel2);color:var(--text)}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:10px}
.pill{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:999px;
  background:var(--panel);border:1px solid var(--line);font-size:13px}
.pill b{color:var(--brand2)}

/* 卡片与布局 */
.card{background:linear-gradient(180deg,var(--panel),var(--panel2));border:1px solid var(--line);
  border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)}
.grid{display:grid;gap:14px}
.g2{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.g3{grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
.g4{grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.spread{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.section{margin:26px 0}
.hero{padding:46px 0 26px}
.hero h1{font-size:34px;line-height:1.25}
.hero .sub{color:var(--muted);font-size:16px;max-width:720px}
.badge{display:inline-block;padding:3px 9px;border-radius:999px;font-size:12px;
  background:#1d2b52;color:var(--brand);border:1px solid #2b4079}
.badge.green{background:#0e2f2a;color:var(--brand2);border-color:#17564a}
.badge.warn{background:#33260e;color:var(--warn);border-color:#5c4519}
.badge.red{background:#33131a;color:var(--danger);border-color:#5c2028}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;
  padding:10px 18px;border-radius:11px;border:1px solid var(--line);background:var(--panel2);
  color:var(--text);font-size:14px;font-family:inherit;transition:.15s;text-decoration:none}
.btn:hover{border-color:#3a4d80;transform:translateY(-1px);text-decoration:none}
.btn:active{transform:translateY(0)}
.btn.primary{background:linear-gradient(135deg,var(--brand),#2b7fe0);border:none;color:#04121f;font-weight:650}
.btn.green{background:linear-gradient(135deg,var(--brand2),#12a883);border:none;color:#04140f;font-weight:650}
.btn.ghost{background:transparent}
.btn.danger{background:#3a1620;border-color:#5c2028;color:#ffb3b3}
.btn.sm{padding:6px 12px;font-size:13px;border-radius:9px}
.btn[disabled]{opacity:.5;cursor:not-allowed;transform:none}

/* 表单 */
label{display:block;font-size:13px;color:var(--muted);margin:10px 0 5px}
input[type=text],input[type=password],input[type=email],input[type=number],textarea,select{
  width:100%;padding:11px 13px;border-radius:10px;border:1px solid var(--line);
  background:#0e1730;color:var(--text);font:14px/1.5 inherit;outline:none;transition:.15s}
input:focus,textarea:focus,select:focus{border-color:var(--brand);box-shadow:0 0 0 3px #3ea6ff22}
textarea{min-height:120px;resize:vertical;font-family:ui-monospace,Menlo,Consolas,monospace}
.hint{font-size:12px;color:var(--dim);margin-top:5px}

/* 表格 */
table{width:100%;border-collapse:collapse;font-size:13.5px}
th,td{padding:9px 10px;text-align:left;border-bottom:1px solid var(--line);vertical-align:middle}
th{color:var(--muted);font-weight:600;font-size:12.5px;text-transform:none;white-space:nowrap}
tr:hover td{background:#ffffff06}
.table-wrap{overflow-x:auto}

/* 提示 */
#toast{position:fixed;right:18px;bottom:18px;z-index:999;display:flex;flex-direction:column;gap:8px}
.toast{padding:11px 16px;border-radius:11px;background:var(--panel2);border:1px solid var(--line);
  box-shadow:var(--shadow);font-size:14px;max-width:340px;animation:slide .18s ease-out}
.toast.ok{border-color:#17564a;background:#0d2620}
.toast.err{border-color:#5c2028;background:#2a1219}
@keyframes slide{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* 弹窗 */
.mask{position:fixed;inset:0;background:#050a14cc;backdrop-filter:blur(3px);z-index:200;
  display:flex;align-items:center;justify-content:center;padding:18px}
.modal{background:linear-gradient(180deg,var(--panel),var(--panel2));border:1px solid var(--line);
  border-radius:16px;max-width:460px;width:100%;max-height:88vh;overflow:auto;padding:22px;box-shadow:var(--shadow)}
.hidden{display:none!important}

/* 充值档位 */
.tier{cursor:pointer;border:1px solid var(--line);border-radius:var(--radius);padding:16px;
  background:linear-gradient(180deg,var(--panel),var(--panel2));transition:.15s;position:relative}
.tier:hover{border-color:var(--brand);transform:translateY(-2px)}
.tier .price{font-size:26px;font-weight:700;color:var(--brand)}
.tier .price small{font-size:14px;font-weight:400;color:var(--muted)}
.tier .pt{color:var(--brand2);font-weight:650;font-size:15px}
.tier .tagname{position:absolute;right:12px;top:12px;font-size:12px;color:var(--muted)}

/* 二维码区 */
.qrbox{display:flex;gap:16px;flex-wrap:wrap;align-items:center;justify-content:center;
  background:#0e1730;border:1px dashed var(--line);border-radius:12px;padding:16px;margin:12px 0}
.qrbox img{width:190px;height:190px;background:#fff;border-radius:10px;padding:6px;object-fit:contain}
.qrbox .payinfo{min-width:200px}
.amount-big{font-size:32px;font-weight:800;color:var(--brand2);letter-spacing:.5px}

/* 功能卡 */
.feature{display:flex;flex-direction:column;gap:8px}
.feature .head{display:flex;justify-content:space-between;align-items:flex-start;gap:10px}
.feature .out{background:#0b1120;border:1px solid var(--line);border-radius:10px;padding:12px;
  font-family:ui-monospace,Menlo,Consolas,monospace;font-size:13px;white-space:pre-wrap;
  word-break:break-all;max-height:320px;overflow:auto}
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin:14px 0}
.tabs button{padding:8px 16px;border-radius:10px;border:1px solid var(--line);background:var(--panel);
  color:var(--muted);cursor:pointer;font:14px inherit}
.tabs button.on{background:var(--panel2);color:var(--text);border-color:#3a4d80}

/* 页脚 */
footer{margin:50px 0 26px;color:var(--dim);font-size:13px;text-align:center;line-height:1.9}

@media (max-width:700px){
  .nav-in{height:auto;padding:10px 0;flex-wrap:wrap;gap:10px}
  .nav-links{order:3;width:100%;margin:0}
  .nav-right{margin-left:auto}
  .hero{padding:28px 0 12px}
  .hero h1{font-size:25px}
}


/* ================= 侧边栏布局（app.js 注入，页面无需改动） ================= */
body.has-sb { --sbw: 220px; }
body.has-sb.sb-mini { --sbw: 64px; }
.sb{position:fixed;left:0;top:0;bottom:0;width:var(--sbw);z-index:60;display:flex;flex-direction:column;
  background:linear-gradient(180deg,#101a33,#0c1424);border-right:1px solid var(--line);
  transition:width .18s ease;overflow:hidden}
.sb-head{height:56px;display:flex;align-items:center;padding:0 14px;border-bottom:1px solid var(--line);flex:0 0 auto}
.sb-logo{display:flex;align-items:center;gap:9px;font-weight:700;color:var(--text);white-space:nowrap;text-decoration:none}
.sb-logo:hover{text-decoration:none}
.sb-logo .dot{width:9px;height:9px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand2));box-shadow:0 0 10px var(--brand2);flex:0 0 auto}
.sb-body{flex:1;overflow-y:auto;padding:10px 8px}
.sb-body::-webkit-scrollbar{width:6px}
.sb-body::-webkit-scrollbar-thumb{background:#243156;border-radius:3px}
.sb-group{margin-bottom:12px}
.sb-gt{font-size:11px;color:var(--dim);padding:6px 10px 4px;letter-spacing:.6px;white-space:nowrap}
.sb-item{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:10px;color:var(--muted);
  font-size:14px;white-space:nowrap;text-decoration:none;margin-bottom:2px}
.sb-item:hover{background:#1a2748;color:var(--text);text-decoration:none}
.sb-item.on{background:linear-gradient(90deg,#1e3159,#172340);color:#fff;box-shadow:inset 2px 0 0 var(--brand)}
.sb-ico{width:20px;text-align:center;font-size:15px;flex:0 0 auto}
.sb-foot{border-top:1px solid var(--line);padding:8px;flex:0 0 auto}
.sb-toggle{width:100%;display:flex;align-items:center;gap:8px;justify-content:center;padding:8px;
  border-radius:10px;border:1px solid var(--line);background:var(--panel);color:var(--muted);cursor:pointer;font:13px inherit}
.sb-toggle:hover{color:var(--text);border-color:#3a4d80}
body.sb-mini .sb-txt{display:none}
body.sb-mini .sb-gt{display:none}
body.sb-mini .sb-item{justify-content:center;padding:10px 0}
body.sb-mini .sb-logo{justify-content:center}

header.nav.topbar{left:var(--sbw);width:calc(100% - var(--sbw));margin-left:var(--sbw)}
.topbar-in{display:flex;align-items:center;gap:12px;height:56px;padding:0 18px}
.tb-burger{display:none;background:transparent;border:1px solid var(--line);color:var(--text);
  border-radius:9px;padding:5px 10px;cursor:pointer;font:16px inherit}
body.has-sb main.wrap{max-width:none;margin-left:var(--sbw);padding:16px 26px 60px}
body.has-sb footer.wrap{max-width:none;margin-left:var(--sbw);padding:0 26px}
body.has-sb #toast{left:calc(var(--sbw) + 18px);right:auto}
.sb-overlay{display:none}

/* 首页功能导航卡 */
.fn-card{display:flex;flex-direction:column;gap:6px;text-decoration:none;color:inherit}
.fn-card:hover{text-decoration:none;transform:translateY(-2px);border-color:var(--brand)}
.fn-card .fn-top{display:flex;align-items:center;justify-content:space-between;gap:8px}
.fn-card .fn-name{font-weight:600}
.fn-grid{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}

@media (max-width:860px){
  body.has-sb{--sbw:0px}
  .sb{transform:translateX(-100%);width:232px;transition:transform .2s}
  body.sb-open .sb{transform:none;box-shadow:0 0 40px #000a}
  body.sb-open .sb-overlay{display:block;position:fixed;inset:0;background:#000a;z-index:55}
  .tb-burger{display:inline-flex}
  body.sb-mini .sb-txt{display:inline}
  body.sb-mini .sb-gt{display:block}
  body.sb-mini .sb-item{justify-content:flex-start;padding:9px 10px}
  header.nav.topbar{left:0;width:100%;margin-left:0}
  body.has-sb main.wrap{margin-left:0;padding:14px 14px 50px}
  body.has-sb footer.wrap{margin-left:0}
  body.has-sb #toast{left:18px}
}


/* ============ 支付页：精确金额提醒 + 监控状态 ============ */
.mon-bar{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:12px 16px;border-radius:12px;
  border:1px solid var(--line);background:linear-gradient(90deg,#12203c,#101a33);margin-bottom:14px}
.mon-dot{width:9px;height:9px;border-radius:50%;flex:0 0 auto}
.mon-bar.ok .mon-dot{background:var(--brand2);box-shadow:0 0 10px var(--brand2)}
.mon-bar.warn .mon-dot{background:var(--warn);box-shadow:0 0 10px var(--warn)}
.mon-bar.bad .mon-dot{background:var(--danger);box-shadow:0 0 10px var(--danger)}
.mon-bar .mon-t{font-weight:600}
.mon-bar .mon-s{color:var(--muted);font-size:12.5px}
.pay-warn{margin-top:12px;padding:12px 14px;border-radius:12px;font-size:13.5px;line-height:1.7;
  background:#33161c;border:1px solid #6b2632;color:#ffd9de}
.pay-warn b{color:#ff8f9c}
.pay-exact{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;margin:6px 0 2px}
.pay-exact .big{font-size:38px;font-weight:800;color:#22d3a6;letter-spacing:1px;
  text-shadow:0 0 22px #22d3a655;font-variant-numeric:tabular-nums}
.pay-exact .lab{font-size:12.5px;color:var(--warn);border:1px solid #5c4519;background:#33260e;
  padding:2px 8px;border-radius:999px}
.copy-btn{font-size:12px;padding:3px 9px;border-radius:8px;border:1px solid var(--line);
  background:var(--panel);color:var(--muted);cursor:pointer}
.copy-btn:hover{color:var(--text);border-color:#3a4d80}

/* ================= 首页：首屏快捷入口 / 板块总览 / 开源项目 ================= */
.home-hero{padding:34px 0 18px}
.home-hero .sub{max-width:780px}
.quick-tiles{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));margin-top:18px}
.qtile{display:flex;flex-direction:column;gap:2px;padding:16px;border-radius:14px;border:1px solid var(--line);
  background:linear-gradient(160deg,var(--panel),var(--panel2));color:var(--text);text-decoration:none;
  transition:.15s;position:relative;overflow:hidden}
.qtile:after{content:"";position:absolute;right:-40px;bottom:-60px;width:130px;height:130px;border-radius:50%;
  background:radial-gradient(circle,#3ea6ff22,transparent 70%);pointer-events:none}
.qtile:hover{transform:translateY(-2px);border-color:#3a4d80;text-decoration:none}
.qtile .q-ico{font-size:23px;line-height:1.2}
.qtile .q-t{font-weight:650;font-size:16px;margin-top:4px}
.qtile .q-s{font-size:12.5px;color:var(--muted)}
.qtile .q-s b{color:var(--brand2)}
.qtile.q-paid{border-color:#2b4079}
.qtile.q-pay{border-color:#17564a}
.qtile.q-task{border-color:#2b3363}

.board-grid{display:grid;gap:10px;grid-template-columns:repeat(auto-fit,minmax(104px,1fr))}
.btile{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  padding:14px 8px;min-height:94px;border-radius:14px;border:1px solid var(--line);
  background:linear-gradient(180deg,var(--panel),var(--panel2));color:var(--text);
  text-decoration:none;transition:.15s;text-align:center}
.btile:hover{transform:translateY(-2px);border-color:var(--brand);text-decoration:none}
.btile .b-ico{font-size:22px;line-height:1.15}
.btile .b-t{font-size:13.5px;font-weight:600}
.btile .b-s{font-size:11.5px;color:var(--dim)}

.proj-grid{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}
.proj{display:flex;flex-direction:column;gap:8px;padding:18px;border-radius:var(--radius);
  border:1px solid var(--line);background:linear-gradient(180deg,var(--panel),var(--panel2));
  box-shadow:var(--shadow)}
.proj-head{display:flex;align-items:baseline;justify-content:space-between;gap:10px;flex-wrap:wrap}
.proj h3{display:flex;flex-wrap:wrap;align-items:baseline;gap:8px;margin:0;font-size:18px}
.proj-sub{font-size:12.5px;font-weight:400;color:var(--dim)}
.proj p{margin:.2em 0}
.proj-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:2px}
.proj-tags span{font-size:11.5px;color:var(--muted);background:#0e1730;border:1px solid var(--line);
  padding:2px 8px;border-radius:999px}
.proj-foot{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:auto;padding-top:8px}
.project-detail{padding:20px}
.kv-table{display:flex;flex-direction:column;gap:8px;margin:12px 0}
.kv{display:grid;grid-template-columns:110px 1fr;gap:10px;font-size:13.5px;
  background:#0e1730;border:1px solid var(--line);border-radius:10px;padding:9px 12px}
.kv-k{color:var(--muted)}
.kv-v{color:var(--text)}
.feat-list{margin:6px 0 0;padding-left:20px;line-height:1.9;font-size:13.5px;color:var(--muted)}
.proj code, .kv code{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:12.5px;
  background:#0b1120;border:1px solid var(--line);border-radius:6px;padding:1px 5px}

@media (max-width:860px){
  .proj-grid{grid-template-columns:1fr}
}
@media (max-width:700px){
  .home-hero{padding:22px 0 10px}
  .quick-tiles{grid-template-columns:repeat(2,1fr);gap:10px;margin-top:14px}
  .qtile{padding:13px}
  .qtile .q-ico{font-size:21px}
  .qtile .q-t{font-size:15px}
  .board-grid{grid-template-columns:repeat(3,1fr)}
  .btile{min-height:86px;padding:12px 6px}
  .btile .b-t{font-size:12.5px}
  .kv{grid-template-columns:1fr;gap:2px}
  .proj-head{flex-direction:column;align-items:flex-start;gap:6px}
}
@media (max-width:400px){
  .board-grid{grid-template-columns:repeat(2,1fr)}
}