/* 北斗职途 admin */
body{background:#f5f8fd}
.login-screen{min-height:100vh;display:grid;grid-template-columns:1.15fr .85fr;background:#fff}
.login-art{position:relative;overflow:hidden;background:radial-gradient(circle at 80% 20%,rgba(45,212,191,.18),transparent 36%),radial-gradient(circle at 20% 80%,rgba(47,123,255,.28),transparent 44%),linear-gradient(145deg,#08111f,#0d1e38 60%,#0a1a2d);color:#fff;padding:48px 56px;display:flex;flex-direction:column;justify-content:space-between}
.login-brand{display:flex;align-items:center;gap:13px;position:relative;z-index:2}
.login-brand img{width:48px;height:48px}
.login-brand div{display:flex;flex-direction:column;line-height:1.2}
.login-brand b{font-size:21px;letter-spacing:.5px}
.login-brand span{font-size:11px;color:#7f9cc5;letter-spacing:1.6px;margin-top:4px}
.login-copy{position:relative;z-index:2;max-width:640px}
.login-copy h1{font-size:44px;line-height:1.3;letter-spacing:-1.2px;margin:10px 0 16px}
.login-copy p{font-size:14px;line-height:1.9;color:#a9bdd8;max-width:530px;margin:0}
.login-points{display:flex;gap:9px;flex-wrap:wrap;margin-top:26px}
.login-points span{font-size:11px;padding:7px 11px;border-radius:8px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);color:#c8d8ee}
.login-orbit{position:absolute;right:-140px;bottom:-160px;width:620px;height:620px;border:1px solid rgba(92,160,255,.2);border-radius:50%;box-shadow:0 0 0 70px rgba(92,160,255,.04),0 0 0 140px rgba(92,160,255,.025)}
.login-panel{display:flex;align-items:center;justify-content:center;padding:42px}
.login-box{width:min(390px,100%)}
.login-box h2{font-size:28px;margin:3px 0 4px;letter-spacing:-.5px}
.field-label{display:block;font-size:11px;font-weight:700;letter-spacing:.5px;color:#64748b;margin:15px 0 6px}
.login-input{height:46px;border:1px solid #e2e8f0;border-radius:11px;display:flex;align-items:center;padding:0 13px;background:#fbfdff;transition:.15s}
.login-input:focus-within{border-color:#9fc4fb;background:#fff;box-shadow:0 0 0 4px rgba(47,123,255,.08)}
.login-input input{border:0;outline:0;background:none;width:100%;font-size:14px}
.login-btn{width:100%;height:46px;margin-top:20px}
.login-hint{font-size:11px;line-height:1.9;color:#94a3b8;margin-top:18px;border-top:1px solid #eef2f8;padding-top:14px}
.login-hint b{color:#475569}
.login-hint a{color:#2563eb}
.login-error{color:#b91c1c;background:#fff1f2;border:1px solid #fecdd3;padding:8px 10px;border-radius:8px;font-size:11.5px;margin-top:14px}

.admin-shell{display:flex;min-height:100vh}
.admin-side{width:246px;position:fixed;inset:0 auto 0 0;background:linear-gradient(180deg,#0a1120,#0d1930);color:#cbd8ea;display:flex;flex-direction:column;padding:20px 15px}
.admin-brand{display:flex;align-items:center;gap:10px;padding:4px 9px 22px}
.admin-brand img{width:38px;height:38px}
.admin-brand div{display:flex;flex-direction:column;line-height:1.2}
.admin-brand b{color:#fff;font-size:17px}
.admin-brand span{font-size:9px;color:#6886ad;letter-spacing:1.6px;margin-top:4px}
.admin-nav-label{font-size:9px;letter-spacing:2px;color:#567095;padding:14px 11px 7px}
.admin-nav{display:flex;flex-direction:column;gap:3px}
.admin-nav a{display:flex;align-items:center;gap:10px;padding:10px 11px;border-radius:10px;font-size:13px;color:#93a9c7;transition:.15s}
.admin-nav a:hover{background:rgba(47,123,255,.1);color:#eaf2ff}
.admin-nav a.active{background:linear-gradient(90deg,rgba(47,123,255,.22),rgba(47,123,255,.06));color:#fff;box-shadow:inset 0 0 0 1px rgba(80,140,255,.16)}
.admin-nav a svg{font-size:16px;color:#7290b7}
.admin-side-foot{margin-top:auto;display:flex;align-items:center;gap:8px;padding:13px 9px 0;border-top:1px solid rgba(255,255,255,.07)}
.admin-user{display:flex;align-items:center;gap:9px;min-width:0;flex:1}
.admin-user div{display:flex;flex-direction:column;line-height:1.25;min-width:0}
.admin-user b{font-size:11.5px;color:#e8f1ff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.admin-user span{font-size:9px;color:#6f88a9;margin-top:2px}
.admin-main{margin-left:246px;width:calc(100% - 246px);min-height:100vh}
.admin-top{height:92px;display:flex;align-items:center;justify-content:space-between;padding:0 30px;background:rgba(255,255,255,.85);backdrop-filter:blur(12px);border-bottom:1px solid #e9eff8;position:sticky;top:0;z-index:20}
.admin-top h1{font-size:23px;margin:1px 0 0;letter-spacing:-.4px}
.admin-top-actions{display:flex;align-items:center;gap:12px}
.admin-env{display:inline-flex;align-items:center;gap:6px;font-size:10.5px;color:#64748b;background:#f7fafc;border:1px solid #e9eff7;padding:6px 9px;border-radius:20px}
.admin-view{padding:24px 30px 50px;max-width:1500px}
.admin-metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:13px}
.admin-metric{padding:18px 19px;background:#fff;border:1px solid #e7eef8;border-radius:16px;box-shadow:0 4px 16px rgba(15,23,42,.035)}
.admin-metric .lbl{display:flex;align-items:center;justify-content:space-between;font-size:10.5px;color:#8291a7}
.admin-metric b{display:block;font-size:30px;line-height:1;margin-top:11px;letter-spacing:-1px}
.admin-metric .trend{font-size:9.5px;color:#0f766e;margin-top:8px;display:inline-flex;align-items:center;gap:3px}
.admin-grid-2{display:grid;grid-template-columns:1.45fr .8fr;gap:15px;margin-top:15px}
.admin-panel{background:#fff;border:1px solid #e7eef8;border-radius:17px;box-shadow:0 4px 16px rgba(15,23,42,.035);overflow:hidden}
.admin-panel-head{display:flex;align-items:center;justify-content:space-between;padding:16px 19px;border-bottom:1px solid #f0f4fa}
.admin-panel-head h3{font-size:13px;margin:0}
.admin-panel-head span{font-size:10px;color:#94a3b8}
.admin-panel-body{padding:15px 19px}
.pipe-row{display:flex;align-items:center;gap:12px;padding:10px 0;border-bottom:1px dashed #eef2f8}
.pipe-row:last-child{border-bottom:0}
.pipe-ico{width:32px;height:32px;border-radius:9px;background:#f2f7ff;color:#2563eb;display:grid;place-items:center;font-size:14px}
.pipe-row b{font-size:11.5px;display:block}
.pipe-row span{font-size:10px;color:#94a3b8}
.pipe-status{margin-left:auto;font-size:9.5px;padding:3px 7px;border-radius:5px;background:#ecfdf5;color:#047857}
.admin-toolbar{display:flex;gap:9px;align-items:center;flex-wrap:wrap;margin-bottom:13px}
.admin-toolbar select,.admin-toolbar input{height:37px;border:1px solid #e1e9f4;border-radius:9px;padding:0 10px;background:#fff;font-size:11.5px;outline:0}
.admin-toolbar select:focus,.admin-toolbar input:focus{border-color:#a9c7f5;box-shadow:0 0 0 3px rgba(47,123,255,.07)}
.admin-toolbar .grow{flex:1;min-width:180px}
.admin-table{width:100%;border-collapse:collapse;font-size:11.5px}
.admin-table th{text-align:left;font-size:9.5px;letter-spacing:.5px;color:#8fa0b7;font-weight:700;padding:9px 10px;border-bottom:1px solid #edf2f9;background:#fbfdff}
.admin-table td{padding:11px 10px;border-bottom:1px solid #f2f5fa;vertical-align:middle;color:#40526b}
.admin-table tr:hover td{background:#fbfdff}
.admin-table .mod-title{font-weight:700;color:#1e293b;font-size:11.5px}
.admin-table .sub{font-size:9.5px;color:#94a3b8;margin-top:2px}
.table-actions{display:flex;gap:7px}
.table-actions button{font-size:10px;color:#2563eb}
.table-actions button:hover{text-decoration:underline}
.status-pill{display:inline-flex;align-items:center;gap:4px;font-size:9.5px;padding:3px 7px;border-radius:20px;background:#ecfdf5;color:#047857}
.status-pill.paused{background:#fff7ed;color:#c2410c}
.status-pill.draft{background:#f1f5f9;color:#64748b}
.admin-empty{padding:40px;text-align:center;color:#94a3b8;font-size:12px}
.upload-status{font-size:9px;color:#94a3b8}
.mini-progress{width:80px;height:4px;background:#edf2f9;border-radius:3px;overflow:hidden;margin-top:5px}
.mini-progress i{display:block;height:100%;background:linear-gradient(90deg,#3b82f6,#0ea5a4)}

.modal-mask{position:fixed;inset:0;z-index:100;background:rgba(8,16,30,.55);backdrop-filter:blur(5px);display:flex;align-items:flex-start;justify-content:center;padding:6vh 20px;overflow:auto}
.admin-modal{width:min(760px,100%);background:#fff;border-radius:20px;box-shadow:0 30px 90px rgba(0,0,0,.28);overflow:hidden;animation:modalIn .18s ease}
@keyframes modalIn{from{transform:translateY(8px);opacity:.5}to{transform:none;opacity:1}}
.modal-head{display:flex;align-items:flex-start;justify-content:space-between;padding:20px 23px;border-bottom:1px solid #eef2f8}
.modal-head h2{font-size:18px;margin:2px 0 3px}
.modal-head p{margin:0;font-size:10.5px;color:#94a3b8}
.modal-body{padding:18px 23px}
.modal-foot{padding:14px 23px;border-top:1px solid #eef2f8;display:flex;justify-content:flex-end;gap:8px;background:#fbfdff}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:13px}
.form-field{margin-bottom:12px}
.form-field label{display:block;font-size:10.5px;font-weight:700;color:#64748b;margin-bottom:5px;letter-spacing:.3px}
.form-field input,.form-field textarea,.form-field select{width:100%;border:1px solid #e1e9f4;border-radius:9px;padding:9px 10px;font-size:12px;line-height:1.6;background:#fff}
.form-field textarea{min-height:74px;resize:vertical}
.form-field input:focus,.form-field textarea:focus,.form-field select:focus{outline:0;border-color:#a9c7f5;box-shadow:0 0 0 3px rgba(47,123,255,.07)}
.upload-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:4px}
.upload-box{border:1px dashed #d8e4f3;border-radius:10px;padding:11px;background:#fbfdff}
.upload-box b{font-size:10.5px;display:block;margin-bottom:3px}
.upload-box .uurl{font-size:8.5px;color:#94a3b8;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-bottom:6px}
.upload-box input[type=file]{font-size:9.5px;max-width:100%}
.upload-box .btn{margin-top:6px}
.student-add-row{display:flex;gap:8px;align-items:flex-end;flex-wrap:wrap}
.student-add-row .form-field{margin-bottom:0;flex:1;min-width:140px}
.admin-search{position:relative}
.admin-search input{padding-left:30px}
.admin-search svg{position:absolute;left:9px;top:10px;color:#94a3b8;font-size:14px}

@media (max-width:1100px){
  .admin-metric-grid{grid-template-columns:repeat(2,1fr)}
  .admin-grid-2{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .upload-grid{grid-template-columns:1fr}
}
@media (max-width:800px){
  .login-screen{grid-template-columns:1fr}
  .login-art{display:none}
  .admin-side{transform:translateX(-100%)}
  .admin-main{margin-left:0;width:100%}
  .admin-view{padding:18px 15px 40px}
  .admin-top{padding:0 16px}
}