:root{
  --navy:#0a1730; --navy2:#0b1b3a; --panel:#11224a; --panel2:#16294f;
  --line:#d4af37; --line-soft:rgba(212,175,55,.28);
  --text:#eaf0ff; --muted:#9fb0d4; --gold:#d4af37; --green:#37c98a; --red:#ff6b6b; --blue:#4f8cff;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html,body{margin:0;height:100%}
body{
  font-family:"PingFang SC","Microsoft YaHei",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  background:linear-gradient(160deg,#081227,#0a1730 60%,#0b1b3a);
  color:var(--text); -webkit-font-smoothing:antialiased;
}
.app{display:flex;height:100vh;overflow:hidden}

/* sidebar */
.sidebar{width:248px;background:linear-gradient(180deg,#0a1730,#0b1b3a);border-right:1px solid var(--line-soft);display:flex;flex-direction:column;padding:18px 14px}
.brand{display:flex;align-items:center;gap:12px;padding:6px 8px 18px;border-bottom:1px solid var(--line-soft);margin-bottom:14px}
.brand-mark{width:42px;height:42px;border-radius:10px;background:linear-gradient(135deg,var(--gold),#a8841f);color:#1a1305;font-weight:800;display:flex;align-items:center;justify-content:center;font-size:18px;box-shadow:0 4px 14px rgba(212,175,55,.35)}
.brand-title{font-weight:700;font-size:16px;letter-spacing:.5px}
.brand-sub{font-size:11px;color:var(--muted)}
.nav{display:flex;flex-direction:column;gap:6px;flex:1}
.nav-item{background:transparent;border:1px solid transparent;color:var(--muted);text-align:left;padding:11px 14px;border-radius:10px;font-size:14px;cursor:pointer;transition:.15s;display:flex;align-items:center}
.nav-item:hover{background:var(--panel);color:var(--text)}
.nav-item.active{background:linear-gradient(90deg,rgba(212,175,55,.18),transparent);color:var(--gold);border-color:var(--line-soft)}
.sidebar-foot{margin-top:10px;border-top:1px solid var(--line-soft);padding-top:12px}
.guard-pill{font-size:12px;padding:6px 10px;border-radius:20px;background:rgba(55,201,138,.12);color:var(--green);border:1px solid rgba(55,201,138,.4);text-align:center;margin-bottom:8px}
.clock{font-size:12px;color:var(--muted);text-align:center;font-variant-numeric:tabular-nums}

/* main */
.main{flex:1;display:flex;flex-direction:column;overflow:hidden}
.topbar{height:60px;display:flex;align-items:center;justify-content:space-between;padding:0 26px;border-bottom:1px solid var(--line-soft);background:rgba(10,23,48,.6);gap:12px;flex-wrap:wrap}
.topbar-title{font-size:18px;font-weight:700}
.topbar-status{font-size:12px;color:var(--muted);display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.dot{width:8px;height:8px;border-radius:50%}
.dot-gold{background:var(--gold);box-shadow:0 0 8px var(--gold)}
.user-chip{display:flex;align-items:center;gap:8px;padding-left:10px;margin-left:4px;border-left:1px solid var(--line-soft)}
.user-chip #userName{color:var(--text);font-weight:600}
.role-badge{font-size:11px;padding:2px 8px;border-radius:10px}
.rb-admin{background:rgba(212,175,55,.16);color:var(--gold);border:1px solid var(--line-soft)}
.rb-sales{background:rgba(79,140,255,.14);color:var(--blue);border:1px solid rgba(79,140,255,.4)}
.view{flex:1;overflow:auto;padding:24px 26px}

/* cards */
.grid{display:grid;gap:16px}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{background:linear-gradient(180deg,var(--panel),var(--panel2));border:1px solid var(--line-soft);border-radius:14px;padding:18px;position:relative;overflow:hidden}
.card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:linear-gradient(180deg,var(--gold),transparent)}
.card h3{margin:0 0 4px;font-size:13px;color:var(--muted);font-weight:600}
.card .big{font-size:30px;font-weight:800;letter-spacing:.5px}
.card .sub{font-size:12px;color:var(--muted);margin-top:6px}
.metric-red{color:var(--red)} .metric-green{color:var(--green)} .metric-gold{color:var(--gold)}

/* section title */
.sec-title{font-size:15px;font-weight:700;margin:6px 0 14px;display:flex;align-items:center;gap:10px}
.sec-title::before{content:"";width:4px;height:16px;background:var(--gold);border-radius:2px}

/* table */
.table{width:100%;border-collapse:collapse;font-size:13px}
.table th,.table td{text-align:left;padding:11px 12px;border-bottom:1px solid rgba(255,255,255,.06)}
.table th{color:var(--muted);font-weight:600;font-size:12px}
.table tbody tr:hover{background:rgba(79,140,255,.08);cursor:pointer}
.tag{display:inline-block;font-size:11px;padding:2px 8px;border-radius:10px;background:rgba(212,175,55,.14);color:var(--gold);margin:1px 3px 1px 0}
.stage{font-size:11px;padding:2px 9px;border-radius:10px;border:1px solid var(--line-soft)}
.stage-新客{color:#7fb6ff;border-color:rgba(127,182,255,.4)}
.stage-跟进中{color:var(--gold);border-color:var(--line-soft)}
.stage-已成交{color:var(--green);border-color:rgba(55,201,138,.4)}
.stage-流失风险{color:var(--red);border-color:rgba(255,107,107,.4)}

/* buttons */
.btn{background:var(--panel2);border:1px solid var(--line-soft);color:var(--text);padding:8px 14px;border-radius:9px;font-size:13px;cursor:pointer;transition:.15s}
.btn:hover{border-color:var(--gold);color:var(--gold)}
.btn-gold{background:linear-gradient(135deg,var(--gold),#a8841f);color:#1a1305;border:none;font-weight:700}
.btn-gold:hover{filter:brightness(1.08);color:#1a1305}
.btn-block{width:100%;padding:11px;margin-top:6px}
.btn-sm{padding:5px 10px;font-size:12px}
.btn-danger{border-color:rgba(255,107,107,.5);color:var(--red)}
.btn-danger:hover{background:rgba(255,107,107,.12)}

/* form */
.field{margin-bottom:14px}
.field label{display:block;font-size:12px;color:var(--muted);margin-bottom:6px}
.input,.select,.textarea{width:100%;background:#0c1a38;border:1px solid var(--line-soft);color:var(--text);border-radius:9px;padding:9px 11px;font-size:13px;outline:none}
.input:focus,.select:focus,.textarea:focus{border-color:var(--gold)}
.textarea{resize:vertical;min-height:90px;font-family:inherit}
.row{display:flex;gap:12px}.row>*{flex:1}

/* toolbar */
.toolbar{display:flex;gap:12px;align-items:center;margin-bottom:16px;flex-wrap:wrap}
.toolbar .input{max-width:280px}

/* modal */
.modal-mask{position:fixed;inset:0;background:rgba(3,8,20,.7);display:flex;align-items:center;justify-content:center;z-index:50;backdrop-filter:blur(3px)}
.modal{width:min(720px,92vw);max-height:88vh;overflow:auto;background:linear-gradient(180deg,var(--panel),var(--navy2));border:1px solid var(--gold);border-radius:16px;padding:22px}
.modal h2{margin:0 0 16px;font-size:18px}
.modal-close{float:right;cursor:pointer;color:var(--muted);font-size:20px;line-height:1}
.modal-close:hover{color:var(--gold)}

/* ai result */
.ai-box{background:#0c1a38;border:1px dashed var(--line-soft);border-radius:12px;padding:16px;white-space:pre-wrap;font-size:14px;line-height:1.7;color:#dce7ff;min-height:80px}
.ai-meta{font-size:11px;color:var(--muted);margin-top:8px}

/* guard banner */
.guard-banner{display:flex;gap:14px;align-items:center;padding:14px 18px;border-radius:12px;border:1px solid var(--line-soft);background:rgba(55,201,138,.07);margin-bottom:18px}
.guard-banner.blocked{background:rgba(255,107,107,.08);border-color:rgba(255,107,107,.4)}
.guard-banner .g-icon{font-size:22px}
.guard-banner .g-text{flex:1;font-size:13px}
.guard-banner .g-reason{color:var(--red);font-size:12px;margin-top:4px}

/* tabs */
.tabs{display:flex;gap:8px;margin-bottom:16px}
.tab{padding:7px 14px;border-radius:9px;font-size:13px;cursor:pointer;background:var(--panel);border:1px solid var(--line-soft);color:var(--muted)}
.tab.active{color:var(--gold);border-color:var(--gold)}

/* check list (compliance) */
.check{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:10px;background:#0c1a38;border:1px solid rgba(255,255,255,.06);margin-bottom:8px}
.check .c-icon{font-size:16px}
.check .c-label{flex:1;font-size:13px}
.c-pass{color:var(--green)} .c-fail{color:var(--red)}

/* log */
.log-row{font-size:12px;padding:8px 12px;border-bottom:1px solid rgba(255,255,255,.05);display:flex;gap:12px}
.log-ts{color:var(--muted);font-variant-numeric:tabular-nums;min-width:170px}
.log-act{color:var(--gold);min-width:140px}
.log-det{color:var(--text);flex:1}

/* toast */
.toast{position:fixed;bottom:26px;left:50%;transform:translateX(-50%);background:#0c1a38;border:1px solid var(--gold);color:var(--text);padding:11px 20px;border-radius:10px;font-size:13px;z-index:80;box-shadow:0 8px 30px rgba(0,0,0,.4)}
.empty{color:var(--muted);text-align:center;padding:40px;font-size:13px}
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-thumb{background:rgba(212,175,55,.3);border-radius:8px}

/* ============ 登录 / 注册 屏 ============ */
.auth-screen{position:fixed;inset:0;z-index:100;display:flex;align-items:center;justify-content:center;padding:18px;background:radial-gradient(1200px 600px at 50% -10%,rgba(212,175,55,.10),transparent),linear-gradient(160deg,#081227,#0a1730 60%,#0b1b3a)}
.auth-card{width:min(420px,94vw);background:linear-gradient(180deg,var(--panel),var(--navy2));border:1px solid var(--gold);border-radius:18px;padding:26px 24px;box-shadow:0 20px 60px rgba(0,0,0,.5)}
.auth-card .brand{justify-content:center;border:none;padding:0;margin-bottom:18px}
.auth-tabs{display:flex;gap:8px;margin-bottom:18px}
.auth-tab{flex:1;text-align:center;padding:9px;border-radius:10px;font-size:14px;cursor:pointer;background:var(--panel);border:1px solid var(--line-soft);color:var(--muted)}
.auth-tab.active{color:var(--gold);border-color:var(--gold);background:linear-gradient(90deg,rgba(212,175,55,.16),transparent)}
.auth-hint{font-size:12px;color:var(--muted);margin-top:12px;text-align:center;min-height:18px}

/* ============ 移动端适配（手机可用） ============ */
@media (max-width: 820px){
  body{overflow-x:hidden}
  .app{height:auto;min-height:100vh;overflow:visible;flex-direction:column}
  .sidebar{width:100%;flex-direction:column;padding:10px 12px;gap:8px}
  .brand{border-bottom:none;padding:0 0 6px;margin-bottom:0}
  .brand-sub{display:none}
  .nav{flex-direction:row;overflow-x:auto;gap:6px;padding-bottom:4px;flex:0 0 auto}
  .nav-item{white-space:nowrap;padding:9px 13px;font-size:13px;border:1px solid var(--line-soft);flex:0 0 auto}
  .sidebar-foot{flex-direction:row;width:100%;justify-content:space-between;align-items:center;border-top:none;padding-top:6px}
  .guard-pill{margin-bottom:0}
  .main{overflow:visible}
  .topbar{height:auto;padding:12px 14px;flex-wrap:wrap;gap:6px}
  .topbar-title{font-size:16px}
  .topbar-status{font-size:11px}
  .user-chip{padding-left:0;margin-left:0;border-left:none}
  .view{overflow:visible;padding:14px}
  .grid-4,.grid-3,.grid-2{grid-template-columns:1fr}
  .row{flex-direction:column;gap:0}
  .toolbar{flex-direction:column;align-items:stretch}
  .toolbar .input{max-width:none}
  .tabs{overflow-x:auto}
  .table{display:block;overflow-x:auto;white-space:nowrap;font-size:12px}
  .modal{width:94vw;padding:16px;max-height:92vh}
  .card{padding:14px}
  .card .big{font-size:24px}
  .auth-screen{padding:14px}
  .auth-card{width:100%;max-width:94vw;padding:20px 16px}
  .auth-card .brand-text{min-width:0}
  .toolbar>*{min-width:0}
}