:root{
  --bg:#0A0C10;
  --panel:#13171E;
  --panel-2:#171C24;
  --line:rgba(255,255,255,.075);
  --line-2:rgba(255,255,255,.16);
  --text:#E9EDF2;
  --dim:#8C96A5;
  --mute:#5D6775;
  --amber:#F0B429;
  --cyan:#5BC8E8;
  --bad:#F2705B;
  --ok:#66C79B;
}

*{box-sizing:border-box}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","MiSans","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased;
}
a{color:inherit}
code{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:12.5px;color:var(--amber)}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:42px;padding:0 18px;border-radius:10px;
  border:1px solid transparent;background:none;
  font:inherit;font-size:14px;font-weight:600;cursor:pointer;
  text-decoration:none;
  transition:background .16s,border-color .16s,color .16s;
}
.btn-sm{min-height:36px;padding:0 14px;font-size:13px;border-radius:9px}
.btn-solid{background:var(--amber);color:#141006;border-color:var(--amber)}
.btn-solid:hover{background:#FFC643}
.btn-line{background:transparent;color:var(--text);border-color:var(--line-2)}
.btn-line:hover{border-color:var(--amber);color:var(--amber)}
.btn-wide{width:100%}
.inline{display:inline-flex;margin:0}
.link{color:var(--dim);text-decoration:none;font-size:13px}
.link:hover{color:var(--amber)}

/* ---------- 登录 ---------- */
.login-wrap{
  min-height:100svh;display:flex;align-items:center;justify-content:center;
  padding:32px 20px;
  background:
    radial-gradient(520px 360px at 80% -10%,rgba(240,180,41,.12),transparent 70%),
    radial-gradient(600px 400px at 0% 110%,rgba(91,200,232,.08),transparent 70%);
}
.login-card{
  width:min(100%,380px);padding:30px 26px;
  background:var(--panel);border:1px solid var(--line);
  border-radius:18px;
}
.login-mark{
  margin:0 0 14px;font-size:11px;letter-spacing:.2em;color:var(--amber);
}
.login-card h1{margin:0 0 8px;font-size:22px;letter-spacing:-.02em}
.login-sub{margin:0 0 22px;font-size:13px;color:var(--dim)}
.login-tip{margin:18px 0 0;font-size:12px;color:var(--mute);line-height:1.6}

/* ---------- 表单 ---------- */
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px;min-width:0}
.field > span{font-size:12.5px;color:var(--dim);letter-spacing:.02em}
.field small{font-size:11.5px;color:var(--mute)}
.field input,.field select,.field textarea{
  width:100%;padding:11px 13px;
  background:var(--bg);
  border:1px solid var(--line);
  border-radius:9px;
  color:var(--text);font:inherit;font-size:16px;
  transition:border-color .16s;
}
.field textarea{resize:vertical;line-height:1.6;font-size:15px}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:rgba(240,180,41,.55);
}
.field input::placeholder,.field textarea::placeholder{color:var(--mute)}

/* ---------- 顶栏 ---------- */
.top{
  position:sticky;top:0;z-index:10;
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;padding:14px 20px;
  background:rgba(10,12,16,.94);
  border-bottom:1px solid var(--line);
}
.top-left{display:flex;align-items:center;gap:10px;min-width:0}
.top-dot{
  width:14px;height:14px;border-radius:50%;background:var(--amber);
  box-shadow:0 0 0 4px rgba(240,180,41,.13);
}
.top-name{font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.top-name small{font-weight:400;font-size:12px;color:var(--mute);margin-left:6px}
.top-right{display:flex;align-items:center;gap:14px;flex:0 0 auto}

/* ---------- 主体 ---------- */
.wrap{max-width:960px;margin:0 auto;padding:24px 20px 60px}

.alert{
  margin:0 0 18px;padding:11px 16px;border-radius:10px;
  font-size:13.5px;border:1px solid transparent;
}
.alert-ok{background:rgba(102,199,155,.1);color:var(--ok);border-color:rgba(102,199,155,.28)}
.alert-bad{background:rgba(242,112,91,.1);color:var(--bad);border-color:rgba(242,112,91,.3)}

.card-sec{
  margin-bottom:18px;padding:22px;
  background:var(--panel);border:1px solid var(--line);border-radius:16px;
}
.card-sec.is-editing{border-color:rgba(240,180,41,.4);background:var(--panel-2)}
.sec-bar{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:18px}
.sec-bar h2{margin:0;font-size:17px;letter-spacing:-.01em}
.sec-hint{font-size:12px;color:var(--mute)}

.form-grid{display:grid;grid-template-columns:1fr;gap:0 16px}
@media (min-width:700px){
  .form-grid{grid-template-columns:1fr 1fr}
  .field-wide{grid-column:1 / -1}
}
.form-foot{grid-column:1 / -1;margin-top:4px}

.add-row{margin:0 0 18px}

.group{margin-bottom:22px}
.group:last-child{margin-bottom:0}
.group-head{
  display:flex;align-items:center;gap:10px;
  padding-bottom:9px;margin-bottom:4px;
  border-bottom:1px solid var(--line);
  font-size:13px;color:var(--dim);
}
.group-count{
  min-width:22px;height:20px;padding:0 7px;border-radius:999px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--bg);font-size:11px;color:var(--mute);
}
.group-empty{margin:12px 0;font-size:13px;color:var(--mute)}

.row{
  display:flex;align-items:flex-start;gap:12px;
  padding:12px 0;border-bottom:1px solid rgba(255,255,255,.04);
}
.row:last-child{border-bottom:0}
.row-ico{
  flex:0 0 auto;width:34px;height:34px;border-radius:8px;
  display:flex;align-items:center;justify-content:center;
  background:hsl(var(--hue,40) 42% 16%);
  color:hsl(var(--hue,40) 72% 74%);
  font-size:13px;font-weight:700;overflow:hidden;
}
.row-ico img{width:100%;height:100%;object-fit:cover}
.row-dot{width:10px;height:10px;border-radius:3px;display:block}
.row-main{display:flex;flex-direction:column;gap:1px;min-width:0;flex:1 1 auto}
.row-name{font-size:14px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.row-url{font-size:12px;color:var(--dim);word-break:break-all}
.row-desc{font-size:12px;color:var(--mute);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.row-ops{display:flex;align-items:center;gap:2px;flex:0 0 auto;padding-top:3px}
.op{
  padding:4px 8px;border:0;background:none;border-radius:6px;
  font:inherit;font-size:12px;color:var(--dim);
  text-decoration:none;cursor:pointer;
  transition:color .15s,background .15s;
}
.op:hover{color:var(--text);background:rgba(255,255,255,.06)}
.op:disabled{opacity:.3;cursor:default}
.op-danger:hover{color:var(--bad);background:rgba(242,112,91,.1)}

/* ---------- 备份 ---------- */
.backup{display:flex;flex-wrap:wrap;align-items:center;gap:12px}
.import-form{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin:0}
.import-form input[type=file]{
  font-size:12.5px;color:var(--dim);max-width:100%;
  padding:8px 10px;border:1px dashed var(--line-2);border-radius:9px;
}
.backup-tip{margin:14px 0 0;font-size:12px;color:var(--mute)}
.foot-tip{margin:0;font-size:12px;color:var(--mute);text-align:center;line-height:1.8}

@media (max-width:620px){
  .wrap{padding:16px 14px 48px}
  .card-sec{padding:16px;border-radius:13px}
  .row{flex-wrap:wrap}
  .row-ops{padding-top:6px;margin-left:46px}
  .top{padding:12px 14px}
}