:root{font-family:"PingFang SC","Microsoft YaHei UI",system-ui,sans-serif;color:#1f2d42;background:#eef4fa;--blue:#2563eb;--line:#d8e3ef;--muted:#718096}
*{box-sizing:border-box}
body{margin:0;min-height:100vh;background:radial-gradient(circle at 85% 0,#d9edff,transparent 35%),radial-gradient(circle at 0 70%,#e0f6f3,transparent 38%),#eef4fa}
.shell{width:100%;min-height:100vh;margin:0;padding:0}
.brand{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}
.brand span,.card>span,.records header span{color:#3973cc;font-size:10px;font-weight:900;letter-spacing:.16em}
.brand h1{margin:5px 0 3px;font-size:25px}
.brand p,.card p{margin:0;color:var(--muted);font-size:13px}
.card{border:1px solid rgba(255,255,255,.95);border-radius:18px;background:rgba(255,255,255,.86);box-shadow:0 18px 48px rgba(54,83,117,.11);backdrop-filter:blur(18px)}
button{min-height:42px;border:1px solid #ccd9e7;border-radius:10px;padding:0 16px;color:#37506b;background:#fff;font:inherit;font-weight:800;cursor:pointer}
button:hover{border-color:#82a8d8}
.login{display:grid;grid-template-columns:1fr 1fr;gap:36px;width:min(780px,100%);margin:80px auto;padding:34px}
.login h2,.issue h2,.records h2{margin:7px 0 6px}
.login form,.issue form{display:grid;gap:14px}
label{display:grid;gap:7px;color:#52647a;font-size:12px;font-weight:800}
input{width:100%;min-height:44px;border:1px solid #cfdae6;border-radius:10px;padding:0 12px;color:#263a51;background:#fff;font:inherit;outline:none}
input:focus{border-color:#4d87e7;box-shadow:0 0 0 3px rgba(59,130,246,.12)}
form button[type=submit]{border-color:var(--blue);color:#fff;background:var(--blue)}
.admin-layout{display:grid;grid-template-columns:240px minmax(0,1fr);min-height:100vh;align-items:stretch}
.sidebar{position:sticky;top:0;display:flex;height:100vh;flex-direction:column;padding:28px 16px;border-top:0;border-bottom:0;border-left:0;border-radius:0;background:rgba(255,255,255,.9)}
.sidebar-title{padding:6px 8px 16px;border-bottom:1px solid var(--line)}
.sidebar-title span{display:block;color:#3973cc;font-size:10px;font-weight:900;letter-spacing:.16em}
.sidebar-title strong{display:block;margin-top:5px;font-size:18px}
.sidebar nav{display:grid;gap:8px;padding-top:14px}
.sidebar nav button{display:grid;grid-template-columns:34px minmax(0,1fr);gap:10px;align-items:center;width:100%;min-height:64px;padding:9px;text-align:left;border-color:transparent;background:transparent}
.sidebar nav button:hover{border-color:#cdddf0;background:#f7faff}
.sidebar nav button.active{border-color:#8eb5f2;color:#1d4ed8;background:#edf5ff;box-shadow:0 8px 22px rgba(37,99,235,.11)}
.sidebar nav button>span:last-child{min-width:0}
.sidebar nav strong,.sidebar nav small{display:block}
.sidebar nav small{margin-top:3px;color:#7b899b;font-size:10px;font-weight:500;white-space:nowrap}
.nav-mark{display:grid;place-items:center;width:34px;height:34px;border:1px solid #cbd9e8;border-radius:9px;color:#48627f;background:#fff;font-size:12px;font-weight:900}
.sidebar nav button.active .nav-mark{border-color:#6e9fec;color:#fff;background:#3978dd}
.sidebar-logout{width:100%;margin-top:auto;color:#66788d;background:#f8fbfe}
.module-content{width:100%;min-width:0;max-width:1640px;padding:30px 28px 60px}
.module-heading{margin:0 0 14px 2px}
.module-heading h2{margin:0;font-size:20px}
.module-heading p{margin:4px 0 0;color:var(--muted);font-size:12px}
.activation-layout{display:grid;grid-template-columns:150px minmax(0,1fr);gap:14px;align-items:start}
.subnav{position:sticky;top:24px;display:grid;align-content:start;gap:6px;padding:10px}
.subnav button{width:100%;min-height:40px;padding:0 12px;border-color:transparent;text-align:left;background:transparent;font-size:13px}
.subnav button:hover{border-color:#ceddec;background:#f7faff}
.subnav button.active{border-color:#4c87eb;color:#fff;background:#3477e8;box-shadow:0 10px 24px rgba(37,99,235,.18)}
.activation-content{min-width:0}
.issue-page{width:min(720px,100%);min-height:0;padding:26px}
.issue-page form{max-width:none;gap:12px}
.today-stats,.management-stats{grid-template-columns:repeat(3,1fr)}
.data-view-tabs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-bottom:14px}
.data-view-tabs button{min-height:82px;padding:16px 18px;text-align:left;color:inherit}
.data-view-tabs button span,.data-view-tabs button small{display:block}
.data-view-tabs button span{font-size:15px;font-weight:900}
.data-view-tabs button small{margin-top:5px;color:#8190a3;font-size:11px;font-weight:500}
.data-view-tabs button:hover,.data-view-tabs button.active{border-color:#73a2ef;box-shadow:0 10px 28px rgba(37,99,235,.14)}
.data-view-tabs button.active span{color:#1d5fce}
.daily-date-control{display:flex;align-items:end;justify-content:space-between;gap:18px;margin-bottom:18px}
.daily-date-control label{width:min(260px,100%)}
.daily-date-control strong{padding-bottom:11px;color:#53677e;font-size:13px}
.referrer-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:12px;margin-bottom:20px}
.referrer-card{min-height:116px;padding:16px;text-align:left;color:#334a64;background:#f8fbfe}
.referrer-card span,.referrer-card strong,.referrer-card small{display:block}
.referrer-card span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.referrer-card strong{margin-top:10px;color:#245dd7;font-size:28px}
.referrer-card small{margin-top:2px;color:#8492a3;font-size:11px;font-weight:500}
.referrer-card:hover,.referrer-card.active{border-color:#5f94eb;background:#eff6ff;box-shadow:0 9px 24px rgba(37,99,235,.12)}
.referrer-prompt{padding:40px;border:1px dashed #c8d8e8;border-radius:12px;color:#7b8a9d;text-align:center;background:#f9fbfd}
.referrer-detail h3{margin:0 0 12px;font-size:15px}
.subpage-empty{min-height:calc(100vh - 108px);margin-top:0}
.trial-page{overflow:hidden}
.trial-page>header{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:22px 24px;border-bottom:1px solid var(--line)}
.trial-page>header span{color:#3973cc;font-size:10px;font-weight:900;letter-spacing:.16em}
.trial-page>header h2{margin:5px 0 4px}
.trial-summary{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;padding:18px 22px 0}
.trial-summary article{padding:15px;border:1px solid #dce7f2;border-radius:12px;background:#f8fbfe}
.trial-summary span,.trial-summary strong{display:block}.trial-summary span{color:#7b8b9d;font-size:11px}.trial-summary strong{margin-top:6px;color:#245dd7;font-size:23px}
.trial-toolbar{display:grid;grid-template-columns:minmax(240px,1fr) 180px;gap:10px;padding:18px 22px}
.trial-toolbar select{min-height:44px;border:1px solid #cfdae6;border-radius:10px;padding:0 10px;color:#263a51;background:#fff;font:inherit}
#trialTableBody{padding:0 22px 22px}.trial-page>#trialMessage{padding:0 22px 18px}
.trial-status{display:inline-block;border-radius:999px;padding:5px 9px;font-style:normal;font-weight:800}.trial-status.active{color:#16805c;background:#e7f8f1}.trial-status.expired{color:#9a6700;background:#fff5d9}.trial-status.disabled{color:#b23b3b;background:#fff0f0}.trial-status.licensed{color:#245dd7;background:#edf4ff}
.trial-actions{display:flex;gap:7px}.trial-actions button{min-height:32px;padding:0 10px}.trial-actions .danger{color:#fff}
.signature-page{min-height:480px;padding:28px}
.signature-page>span{color:#3973cc;font-size:10px;font-weight:900;letter-spacing:.16em}
.signature-page h2{margin:7px 0 6px}
.signature-page>p{color:var(--muted)}
.empty-module{display:grid;place-items:center;align-content:center;min-height:320px;margin-top:24px;border:1px dashed #bdd0e3;border-radius:14px;color:#53677e;background:#f8fbfe;text-align:center}
.empty-module strong{font-size:18px}
.empty-module small{max-width:460px;margin-top:8px;color:#8593a4;line-height:1.7}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:16px}
.stats article,.stats>button{padding:18px}
.stats>button{min-height:0;text-align:left;color:inherit}
.stats>button:hover,.stats>button.active{border-color:#76a4ee;box-shadow:0 12px 34px rgba(37,99,235,.16)}
.stats span,.stats strong,.stats small{display:block}
.stats span{color:var(--muted);font-size:12px}
.stats strong{margin-top:8px;color:#1d4ed8;font-size:26px}
.stats small{margin-top:4px;color:#8291a4;font-size:11px;font-weight:500}
.stat-detail{margin-bottom:16px;overflow:hidden}
.stat-detail>header{display:flex;align-items:center;justify-content:space-between;padding:20px 22px;border-bottom:1px solid var(--line)}
.stat-detail>header span{color:#3973cc;font-size:10px;font-weight:900;letter-spacing:.16em}
.stat-detail h2{margin:5px 0 0}
#statDetailBody{padding:20px 22px}
.stat-filter{display:grid;grid-template-columns:180px 180px minmax(220px,1fr);gap:12px;margin-bottom:18px}
.stat-filter select{width:100%;min-height:44px;border:1px solid #cfdae6;border-radius:10px;padding:0 10px;color:#263a51;background:#fff;font:inherit}
.stat-table-wrap{overflow:auto;border:1px solid #e2eaf2;border-radius:12px}
.pagination{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:16px;color:#738296;font-size:12px}
.pagination>div{display:flex;flex-wrap:wrap;gap:6px;justify-content:flex-end}
.pagination button{min-width:36px;min-height:36px;padding:0 10px}
.pagination button.active{border-color:#3978dd;color:#fff;background:#3978dd}
.pagination button:disabled{cursor:not-allowed;opacity:.45}
.stat-summary{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:18px}
.stat-summary section{min-width:0}
.stat-summary h3{margin:0 0 10px;font-size:15px}
.stat-empty{padding:28px!important;text-align:center}
.grid{display:grid;grid-template-columns:340px minmax(0,1fr);gap:16px}
.issue{padding:24px}
.issue>p{margin-bottom:22px}
.records{overflow:hidden}
.records header{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:20px 22px;border-bottom:1px solid var(--line)}
.records header input{width:min(360px,45%)}
.table-wrap{overflow:auto}
table{width:100%;border-collapse:collapse;white-space:nowrap}
th,td{padding:13px 15px;border-bottom:1px solid #e5ebf2;text-align:left;font-size:12px}
th{color:#718096;background:#f7faff}
td strong,td small{display:block}
td small{margin-top:4px;color:#8a98aa}
code{color:#34506e;font-size:11px}
td i{display:inline-block;border-radius:999px;padding:5px 9px;color:#16805c;background:#e7f8f1;font-style:normal}
.reset{min-height:32px;padding:0 10px;color:#c2413b}
.empty{padding:40px;text-align:center;color:var(--muted)}
.message{min-height:18px;margin-top:12px!important}
.message.error{color:#c2413b}
.message.ok{color:#16805c}
dialog{width:min(520px,calc(100% - 32px));border:0;border-radius:18px;padding:0;box-shadow:0 30px 90px rgba(15,23,42,.3)}
dialog::backdrop{background:rgba(30,41,59,.38);backdrop-filter:blur(8px)}
dialog form{display:grid;gap:15px;padding:26px}
dialog h2,dialog p{margin:0}
dialog form>div{display:flex;justify-content:flex-end;gap:10px}
.danger{border-color:#dc4c4c!important;background:#dc4c4c!important}
@media(max-width:950px){.stats{grid-template-columns:1fr 1fr}
.admin-layout{grid-template-columns:1fr}
.sidebar{position:static;display:block;height:auto;margin:14px 18px 0;padding:12px;border:1px solid rgba(255,255,255,.95);border-radius:18px}
.sidebar-title{display:none}
.sidebar nav{grid-template-columns:1fr 1fr;padding-top:0}
.sidebar-logout{margin-top:10px}
.module-content{padding:22px 18px 50px}
.activation-layout{grid-template-columns:1fr}
.subnav{position:static;grid-template-columns:repeat(4,1fr);min-height:0}
.grid{grid-template-columns:1fr}
.stat-summary{grid-template-columns:1fr}
.login{grid-template-columns:1fr;margin-top:25px}
}
@media(max-width:700px){.stat-filter{grid-template-columns:1fr}
.subnav{grid-template-columns:1fr 1fr}
.data-view-tabs{grid-template-columns:1fr}
.daily-date-control{align-items:stretch;flex-direction:column}
.daily-date-control strong{padding-bottom:0}
.pagination{align-items:stretch;flex-direction:column}
.pagination>div{justify-content:flex-start}
.trial-summary{grid-template-columns:1fr 1fr}.trial-toolbar{grid-template-columns:1fr}
}
@media(max-width:620px){.shell{width:100%;padding:0}
.sidebar{margin:12px 12px 0}
.module-content{padding:18px 12px 40px}
.sidebar nav{grid-template-columns:1fr}
.stats{grid-template-columns:1fr 1fr}
.records header{align-items:stretch;flex-direction:column}
.records header input{width:100%}
.login{padding:24px}
}