:root{
  --bg:#f5f5f7; --card:#ffffff; --text:#1d1d1f; --mut:#6e6e73;
  --line:#d2d2d7; --blue:#0071e3; --blue-d:#0062c4; --green:#1d7a4d; --red:#c72e2e;
  --shadow:0 8px 30px rgba(0,0,0,.08);
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}
h1,h2,h3{margin:0;font-weight:600}
a{color:var(--blue);text-decoration:none}
input,select,button{font:inherit}
input,select{width:100%;padding:10px 14px;border:1px solid var(--line);border-radius:10px;background:#fff;font-size:14px;outline:none;transition:border-color .15s,box-shadow .15s}
input:focus,select:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(0,113,227,.15)}
button{cursor:pointer;border:none;border-radius:980px;padding:10px 20px;font-size:14px;font-weight:600;transition:all .15s}
.btn-primary{background:var(--blue);color:#fff}
.btn-primary:hover{background:var(--blue-d)}
.btn-secondary{background:#e8e8ed;color:var(--text)}
.btn-secondary:hover{background:#d9d9df}
.btn-danger{background:#fbe9e9;color:var(--red)}
.btn-success{background:#e6f4ea;color:var(--green)}
.btn-sm{padding:6px 12px;font-size:12px}
.btn:disabled{opacity:.5;cursor:not-allowed}

/* 顶栏 */
header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.85);backdrop-filter:blur(20px);border-bottom:1px solid var(--line)}
.topbar{max-width:1180px;margin:0 auto;padding:12px 24px;display:flex;align-items:center;gap:16px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:16px}
.brand .logo{width:30px;height:30px;display:flex;align-items:center;justify-content:center;border-radius:8px;background:linear-gradient(135deg,#4f6cff,#1bc9ff);color:#fff;font-weight:800;font-size:15px;letter-spacing:-.5px}
.topbar .sp{flex:1}
.topbar .who{font-size:13px;color:var(--mut)}
.link-btn{background:none;color:var(--blue);padding:6px 10px}
.link-btn:hover{background:rgba(0,113,227,.08)}

/* 布局 */
.layout{max-width:1180px;margin:0 auto;padding:20px 24px 60px}
.sections{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:22px}
.section-tab{padding:8px 16px;border-radius:980px;font-size:13px;background:rgba(0,0,0,.04);color:var(--mut);cursor:pointer;border:1px solid transparent}
.section-tab.on{background:var(--blue);color:#fff}
.section{display:none}
.section.on{display:block}

/* 卡片 */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:16px;margin-bottom:20px}
.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:20px;box-shadow:var(--shadow)}
.card .k{font-size:12px;color:var(--mut)}
.card .v{font-size:26px;font-weight:700;margin-top:8px}
.panel{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:22px;margin-bottom:18px;box-shadow:var(--shadow)}
.panel>h2{font-size:17px;margin-bottom:16px;padding-bottom:10px;border-bottom:1px solid var(--line)}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:12px}
.row input,.row select{width:auto}
/* 成员认定双列 */
.mem-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.mem-col{border:1px solid var(--line);border-radius:14px;padding:16px;background:#fbfbfd}
.mem-col h3{font-size:14px;margin-bottom:12px}
.mem-col .muted{font-weight:400}
@media(max-width:760px){.mem-grid{grid-template-columns:1fr}}
table{width:100%;border-collapse:collapse;font-size:13.5px}
th{color:var(--mut);font-weight:600;text-align:left;padding:10px;border-bottom:1px solid var(--line);white-space:nowrap}
td{padding:10px;border-bottom:1px solid rgba(210,210,215,.5);vertical-align:top}
tr:hover td{background:#fafafa}
.tag{display:inline-block;padding:3px 10px;border-radius:980px;font-size:12px;font-weight:600}
.tag.Active{background:#e6f4ea;color:var(--green)}
.tag.Frozen{background:#fdf3e3;color:#9a5b00}
.tag.Closed{background:#fbe9e9;color:var(--red)}
.tag.Disabled{background:#f1f1f4;color:var(--mut)}
.tag.Deleted{background:#fbe9e9;color:var(--red)}
.tag.root{background:#e8f0fe;color:#1a56a0}
.tag.finance{background:#e6f4f2;color:#0f766e}
.msg{color:var(--red);font-size:13px;min-height:16px;margin-top:8px}
.okmsg{color:var(--green);font-size:13px;margin-top:8px}
.muted{color:var(--mut);font-size:12px}
.hidden{display:none!important}
.mono{font-family:"SF Mono",Consolas,monospace;font-size:12px;word-break:break-all}

/* 登录 */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}
.login-card{width:100%;max-width:380px;background:var(--card);border:1px solid var(--line);border-radius:24px;padding:36px;box-shadow:var(--shadow)}
.login-card .logo{display:flex;align-items:center;justify-content:center;margin:0 auto 16px;width:56px;height:56px;border-radius:14px;background:linear-gradient(135deg,#4f6cff,#1bc9ff);color:#fff;font-weight:800;font-size:26px;letter-spacing:-.5px;box-shadow:0 6px 18px rgba(79,108,255,.25)}
.login-card h1{text-align:center;font-size:22px}
.login-card .sub{text-align:center;color:var(--mut);font-size:13px;margin:4px 0 24px}
.login-card label{display:block;font-size:12px;color:var(--mut);margin:12px 0 6px}
.login-card .btn-primary{width:100%;margin-top:18px;padding:12px}
.login-hint{background:#eef6ff;border:1px solid #c7e0ff;border-radius:12px;padding:12px 14px;font-size:13px;color:#0a58b3;margin-top:14px}
/* 折线图容器 */
.chart{width:100%;height:260px;position:relative}
svg.chart-svg{width:100%;height:100%}