:root{font-family:"Microsoft YaHei","PingFang SC",system-ui,sans-serif;color:#15233e;background:#f4f7fc;font-size:16px;line-height:1.7;--blue:#2563eb;--muted:#65758b;--line:#e2e9f3}*{box-sizing:border-box}body{margin:0}button,input{font:inherit}button,a,input{touch-action:manipulation}button{cursor:pointer;border:0}button:disabled{opacity:.5;cursor:not-allowed}[hidden]{display:none!important}a{color:var(--blue);text-underline-offset:3px}h1,h2,h3,p{margin:0}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid #89adff;outline-offset:3px}h1{font-size:31px;line-height:1.45}h2{font-size:22px}h3{font-size:18px}.subtle,.muted{color:var(--muted)}.small,small{font-size:13px}.primary,.secondary{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:10px 20px;border-radius:7px;font-weight:600;text-decoration:none}.primary{background:var(--blue);color:white;border:1px solid var(--blue)}.secondary{background:white;color:var(--blue);border:1px solid #bfd0ee}.primary:hover:not(:disabled){background:#1d4fc3}.secondary:hover:not(:disabled){background:#eff5ff}.full{width:100%}input{width:100%;min-height:48px;border:1px solid #cad5e4;border-radius:7px;padding:10px 12px;background:#fff;color:#14223b;font-size:16px}label{display:block;font-size:14px;font-weight:600}form{display:grid;gap:10px}form>button.primary{margin-top:8px}.gate-wrap{max-width:570px;margin:0 auto;padding:34px 22px}.gate-brand{display:flex;align-items:center;gap:12px;font-size:21px;font-weight:700;margin:0 0 24px}.activation-card{background:white;border:1px solid var(--line);border-radius:16px;padding:30px;box-shadow:0 16px 48px #203d7510}.activation-card h1{margin:13px 0}.activation-card>p.subtle{font-size:15px}.tag{display:inline-block;padding:3px 11px;color:#2856a8;background:#edf3ff;font-size:12px;border-radius:20px}.device-card{margin:24px 0 13px;padding:18px 17px;background:#f3f6fc;border:1px solid #dfe7f4;border-radius:9px}.device-card>span{display:block;color:var(--muted);font-size:13px}.device-card strong{display:block;font-size:20px;letter-spacing:.7px;overflow-wrap:anywhere;font-family:ui-monospace,Consolas,monospace;margin:7px 0}.text-button{background:none;color:var(--blue);font-size:14px;padding:7px 0;min-height:42px}.activation-card>p.small{color:var(--muted)}#activate-form{margin-top:23px}#activation-code{font-family:ui-monospace,Consolas,monospace;font-size:15px}.status-text{margin:18px 0 12px;color:#445c7e;font-size:14px}.help{border-top:1px solid var(--line);margin-top:22px;padding-top:17px}.help summary{cursor:pointer;font-size:14px;color:var(--muted);min-height:36px}.help p{font-size:13px;margin:10px 0;color:var(--muted);line-height:1.85}.gate-wrap footer{text-align:center;font-size:12px;color:var(--muted);margin-top:20px}.lease-bar{position:fixed;inset:0 0 auto;z-index:1000;background:#142b54;color:white;min-height:48px;display:flex;align-items:center;gap:24px;justify-content:center;padding:7px 20px;font-size:13px}.lease-bar strong{font-weight:600}.lease-bar #remaining{font-variant-numeric:tabular-nums}.lease-bar button{min-height:34px;border:1px solid #6781a9;background:transparent;border-radius:4px;color:white;padding:3px 12px;font-size:12px}.licensed-layout #study-root{padding-top:48px}.licensed-layout .sidebar{top:48px!important}dialog{border:1px solid var(--line);border-radius:12px;max-width:540px;width:calc(100% - 36px);padding:27px;color:#15233e;box-shadow:0 24px 90px #14264a33}dialog::backdrop{background:#12244277}dialog p{margin:15px 0;overflow-wrap:anywhere}dialog .button-row{display:flex;gap:12px;justify-content:flex-end;flex-wrap:wrap;margin-top:15px}#license-detail{font-size:15px}.owner-login{width:min(430px,calc(100% - 40px));margin:11vh auto;background:white;padding:35px;border-radius:14px;border:1px solid var(--line)}.owner-login h1{font-size:29px;margin:16px 0 8px}.owner-login form{margin-top:24px}#login-error{color:#ae3636;font-size:14px;margin-top:14px}.admin-top{background:#142b54;color:#fff;display:flex;justify-content:space-between;align-items:center;padding:17px max(24px,calc((100vw - 1360px)/2));gap:20px}.admin-top strong{font-size:23px}.admin-top small{display:block;color:#c3d2e8;font-size:12px}.top-actions{display:flex;align-items:center;gap:20px}.top-actions a,.top-actions button{font-size:14px;color:white;background:none;min-height:44px;padding:0}.admin-main{max-width:1408px;margin:0 auto;padding:26px 24px}.admin-title{display:flex;justify-content:space-between;align-items:center;gap:24px;margin-bottom:23px}.admin-title h1{font-size:29px}.admin-title p{font-size:14px;color:var(--muted);margin-top:5px}.stat-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:15px;margin-bottom:23px}.stat-grid>div{background:white;border:1px solid var(--line);border-radius:9px;padding:18px 22px}.stat-grid strong{display:block;color:var(--blue);font-size:30px;line-height:1.5}.stat-grid span{font-size:13px;color:var(--muted)}.console-grid{display:grid;grid-template-columns:330px minmax(0,1fr);gap:22px;align-items:start}.panel{background:#fff;border:1px solid var(--line);border-radius:10px;padding:24px}.issue-panel h2{font-size:21px}.issue-panel form{margin:22px 0}.issue-panel .small{line-height:1.85}.issue-panel #target-device{font-family:Consolas,monospace;font-size:14px}.issued-box{border-top:1px solid var(--line);padding-top:22px;margin-top:22px;display:grid;gap:12px}.issued-box h3{color:#167250}.issued-box input{font-family:Consolas,monospace;font-size:13px;color:#0d593b;background:#eff8f3}.data-panel{padding:0;overflow:hidden}.data-tabs{display:flex;gap:7px;padding:0 20px;border-bottom:1px solid var(--line);overflow-x:auto}.data-tabs button{white-space:nowrap;background:none;color:var(--muted);border-bottom:3px solid transparent;min-height:61px;font-size:15px;padding:12px 15px}.data-tabs .selected{border-color:var(--blue);color:var(--blue);font-weight:650}.search-row{display:flex;gap:12px;padding:20px}.search-row input{flex:1;min-width:0;max-width:380px;font-size:14px}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:13px;text-align:left;white-space:nowrap}th{background:#f8faff;font-weight:600;color:#536885;font-size:12px}th,td{padding:13px 17px;border-bottom:1px solid #edf1f7;vertical-align:middle}td strong{font-family:Consolas,monospace;font-size:12px}td small{display:block;color:var(--muted);font-size:12px;max-width:240px;white-space:normal;overflow-wrap:anywhere}.row-actions{display:flex;gap:10px}.table-action{color:var(--blue);min-height:36px;background:none;padding:3px 0;font-size:12px}.state{display:inline-block;border-radius:18px;padding:2px 9px;background:#eef2f7;color:#53657f;font-size:12px}.state.active{background:#e9f7ed;color:#247047}.state.revoked{background:#fceeee;color:#a03939}.state.transfer_pending{background:#fff1d9;color:#8c6514}.empty-table{text-align:center;padding:45px 20px;color:var(--muted);font-size:14px}.pagination{display:flex;align-items:center;justify-content:flex-end;gap:15px;padding:17px 20px}.pagination button{font-size:12px;min-height:36px;padding:5px 13px}.pagination span{color:var(--muted);font-size:12px}.console-help{font-size:13px;color:var(--muted);margin-top:22px}.admin-toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:#173354;color:white;border-radius:7px;padding:12px 22px;max-width:90vw;font-size:14px;z-index:1200}#transfer-form{margin-top:20px}
@media(max-width:1100px){.console-grid{grid-template-columns:290px minmax(0,1fr)}.panel{padding:20px}.data-panel{padding:0}.data-tabs{gap:0;padding:0 10px}.data-tabs button{padding:12px 10px}.stat-grid>div{padding:16px}.admin-top{padding-inline:24px}}
@media(max-width:800px){.console-grid{display:flex;flex-direction:column}.panel{width:100%}.stat-grid{grid-template-columns:repeat(3,1fr);gap:10px}.stat-grid>div{padding:14px}.stat-grid strong{font-size:27px}.admin-title{align-items:flex-start}.admin-title h1{font-size:26px}.admin-title p{font-size:12px}.admin-title .secondary{font-size:12px;white-space:nowrap;padding:8px 12px;min-height:40px}.admin-main{padding:21px 16px}.admin-top{padding:15px 17px;flex-wrap:wrap;gap:8px}.top-actions{gap:22px}.admin-top strong{font-size:21px}.top-actions a,.top-actions button{font-size:12px;min-height:33px}.lease-bar{font-size:12px;gap:12px;justify-content:space-between;min-height:48px}.lease-bar #expiry{display:none}.licensed-layout .sidebar{top:48px!important}.gate-wrap{padding:22px 17px}.activation-card{padding:24px 20px}.activation-card h1{font-size:27px}.device-card{padding:15px}.device-card strong{font-size:18px;letter-spacing:0}.gate-brand{font-size:20px;margin-bottom:20px}.owner-login{padding:29px 24px}.owner-login h1{font-size:27px}.search-row{padding:15px}.data-tabs button{font-size:14px}th,td{padding:12px 14px}.pagination{padding:15px}.help p{font-size:13px}.console-help{font-size:12px}.issued-box input{font-size:15px}}
.stat-grid{grid-template-columns:repeat(6,minmax(0,1fr))}
.licensed-layout .skip:not(:focus){position:absolute;top:-9999px}.licensed-layout .skip:focus{top:55px}
@media(max-width:1100px){.stat-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{transition:none!important;animation:none!important;scroll-behavior:auto!important}}