:root{
  --navy:#1B2A4E; --orange:#F5A623; --teal:#0D9488; --cream:#FAF7F2; --ink:#1A1A1A;
  --line:#e7e2d8; --muted:#7a768f; --green:#2e7d32; --bad:#c0392b;
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;background:var(--cream);color:var(--ink)}
.hidden{display:none!important}
button{cursor:pointer;font-family:inherit}

/* 登录 */
.login-wrap{display:flex;align-items:center;justify-content:center;height:100vh;background:linear-gradient(135deg,var(--navy),#2c3e66)}
.login-box{background:#fff;border-radius:16px;padding:40px 34px;width:360px;text-align:center;box-shadow:0 20px 60px rgba(0,0,0,.25)}
.login-box .logo{font-size:26px;font-weight:800;color:var(--navy)}
.login-box .logo span{color:var(--orange)}
.login-box .sub{color:var(--muted);margin:6px 0 22px;font-size:14px}
.login-box input{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;margin-bottom:14px;font-size:15px}
.login-box button{width:100%;padding:12px;border:0;border-radius:10px;background:var(--orange);color:#fff;font-size:16px;font-weight:700}
.login-box .tip{color:var(--muted);font-size:12px;margin-top:14px}

/* 顶栏 */
.top{display:flex;justify-content:space-between;align-items:center;padding:0 22px;height:60px;background:var(--navy);color:#fff}
.top .brand{font-size:18px;font-weight:800}
.top .brand span{color:var(--orange)}
.top .right{display:flex;align-items:center;gap:12px;font-size:14px}
.tbtn{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);color:#fff;padding:7px 14px;border-radius:8px;font-size:13px}
.tbtn:hover{background:rgba(255,255,255,.22)}
main{padding:24px;max-width:1180px;margin:0 auto}

/* 卡片墙 */
.hd{font-size:20px;font-weight:700;margin-bottom:4px}
.hsub{color:var(--muted);font-size:13px;margin-bottom:20px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}
.sys-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;display:flex;flex-direction:column;transition:.15s}
.sys-card:hover{box-shadow:0 8px 24px rgba(27,42,78,.12);transform:translateY(-2px)}
.sys-card .ico{font-size:30px}
.sys-card h3{margin:8px 0 6px;font-size:17px}
.sys-card p{color:var(--muted);font-size:13px;line-height:1.6;flex:1;min-height:42px}
.sys-card .url{font-size:11px;color:#a09cae;margin-top:10px;word-break:break-all}
.sys-card .acts{margin-top:14px;display:flex;gap:8px;align-items:center}
.btnsso{flex:1;padding:10px;border:0;border-radius:9px;background:var(--orange);color:#fff;font-weight:700;font-size:14px}
.btnsso:hover{filter:brightness(1.05)}
.btnsso.ghost{background:var(--teal)}
.tag{display:inline-block;padding:2px 8px;border-radius:10px;font-size:11px;background:#f1efe8;color:var(--muted)}
.tag.ok{background:#e8f5ee;color:var(--green)}
.tag.bad{background:#fdecea;color:var(--bad)}
.tag.sso{background:#eef6ff;color:#1565c0}

/* 管理面板 */
.panel{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;margin-bottom:16px}
.panel h3{font-size:16px;margin-bottom:14px}
table{width:100%;border-collapse:collapse;font-size:14px}
th{text-align:left;color:var(--muted);font-weight:600;padding:8px 10px;border-bottom:1px solid var(--line);font-size:13px}
td{padding:10px;border-bottom:1px solid #f2efe8}
.btn{padding:8px 14px;border:0;border-radius:8px;background:var(--navy);color:#fff;font-size:13px}
.btn.orange{background:var(--orange)}
.btn.teal{background:var(--teal)}
.btn.ghost{background:#fff;color:var(--ink);border:1px solid var(--line)}
.btn.danger{background:var(--bad)}
.btn.sm{padding:5px 10px;font-size:12px}
.f{display:block;margin-bottom:10px}
.f span{display:block;font-size:12px;color:var(--muted);margin-bottom:4px}
.in{width:100%;padding:9px 11px;border:1px solid var(--line);border-radius:8px;font-size:14px;font-family:inherit}
.row{display:flex;gap:10px;flex-wrap:wrap}
.row .f{flex:1;min-width:150px}
.chkl{display:block;font-size:13px;margin:6px 0;cursor:pointer;user-select:none}
.chkl input{margin-right:6px;vertical-align:-1px}

/* 弹窗 */
#modal{position:fixed;inset:0;background:rgba(10,14,25,.45);display:flex;align-items:center;justify-content:center;z-index:99}
.modal-box{background:#fff;border-radius:14px;padding:26px 28px;width:460px;max-width:92vw;max-height:88vh;overflow:auto;position:relative}
.modal-box h3{font-size:17px;margin-bottom:14px}
.modal-close{position:absolute;right:16px;top:14px;font-size:22px;color:var(--muted);cursor:pointer}
.hint{color:var(--teal);font-size:12px;margin-top:10px;line-height:1.6}
.err{color:var(--bad);font-size:13px;margin-top:10px}

/* 需求与反馈 */
.tbtn .badge{display:inline-block;min-width:18px;margin-left:6px;padding:1px 6px;border-radius:9px;background:var(--bad);color:#fff;font-size:11px;font-weight:700;line-height:16px}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px;margin-bottom:18px}
.card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 20px}
.card .num{font-size:28px;font-weight:800;color:var(--navy);line-height:1.2}
.card .lbl{font-size:12px;color:var(--muted);margin-top:4px}
.card.red .num{color:var(--bad)}
.card.blue .num{color:#1565c0}
.card.teal .num{color:var(--teal)}
.fb-detail{background:#faf8f4;border:1px solid var(--line);border-radius:10px;padding:12px 14px;font-size:13.5px;line-height:1.7;white-space:pre-wrap}
.fb-msg{border-left:3px solid var(--navy);padding:8px 0 8px 12px;margin-bottom:12px}
.fb-msg.adm{border-left-color:var(--orange)}
.fb-msg .fb-who{font-size:12px;color:var(--muted);margin-bottom:4px}
.fb-msg .fb-txt{font-size:13.5px;line-height:1.7;white-space:pre-wrap}
.modal-box textarea.in{min-height:70px;resize:vertical}