/* 参考圣克后台的蓝白顶栏、左侧导航与表格布局；独立编写本项目界面。 */
/* 所有表单框共用固定边框色；悬停、按下、聚焦和展开不增加变色边框或光晕。 */
:root{--blue:#0052d9;--ink:#1f2329;--muted:#78818e;--line:#e7eaf0;font-family:"Microsoft YaHei UI","Microsoft YaHei",system-ui,sans-serif;color:var(--ink);background:#f3f4f6;font-size:14px;line-height:1.6}
*{box-sizing:border-box}body{margin:0}[hidden]{display:none!important}h1,h2,p{margin:0}h1{font-size:24px;font-weight:600}h2{font-size:16px;font-weight:600}a{color:var(--blue);text-decoration:none}button,input,select,textarea{font:inherit}button{height:34px;padding:4px 16px;border:1px solid var(--blue);border-radius:3px;background:var(--blue);color:white;cursor:pointer;white-space:nowrap}button:hover{filter:brightness(.96)}button:disabled{opacity:.5;cursor:default}.secondary{color:var(--ink);background:white;border-color:#dcdfe5}.text{background:transparent;border-color:transparent;color:var(--blue);padding:3px 8px}.danger{color:#ba332b}input,select,textarea{width:100%;padding:7px 10px;border:1px solid #dce1e8;border-radius:4px;color:var(--ink);background:white}input,select{height:36px}input:is(:hover,:active,:focus,:focus-visible),select:is(:hover,:active,:focus,:focus-visible),textarea:is(:hover,:active,:focus,:focus-visible){border-color:#dce1e8;outline:none;box-shadow:none}:focus-visible{outline:2px solid #528eff;outline-offset:2px}label{display:flex;flex-direction:column;gap:8px;margin-bottom:18px}.muted{color:var(--muted);font-size:13px}.mono{font-family:Consolas,monospace}.error{color:#b42318;font-size:13px;min-height:20px;margin-top:12px;overflow-wrap:anywhere}.topbar{height:56px;position:fixed;inset:0 0 auto;background:white;border-bottom:1px solid var(--line);z-index:20;display:flex;align-items:center;justify-content:space-between;padding:0 24px}.brand{display:flex;gap:10px;align-items:center;color:var(--ink)}.brand strong{font-size:18px}.brand-sub{color:var(--muted);font-size:12px;border-left:1px solid #dce1e8;padding-left:12px}.logo{display:grid;place-items:center;width:32px;height:32px;border-radius:7px;background:var(--blue);color:white;font-weight:600;font-size:18px}.logo.large{height:46px;width:46px;font-size:24px;border-radius:11px}.topbar-right,#session-tools{display:flex;align-items:center;gap:10px}.environment{color:#36609a;background:#eef4fd;border:1px solid #dce7fa;border-radius:3px;padding:1px 8px;font-size:12px}.avatar{display:grid;place-items:center;width:28px;height:28px;background:#e4ecfa;color:var(--blue);border-radius:50%;font-size:12px}.sidebar{position:fixed;top:56px;bottom:0;width:232px;background:white;border-right:1px solid var(--line);display:flex;flex-direction:column}.workspace{display:flex;justify-content:space-between;align-items:center;margin:0 20px;padding:22px 0 18px;border-bottom:1px solid var(--line)}.workspace small{font-size:11px;color:var(--muted)}nav{padding:10px 12px}.nav-caption{padding:10px 12px;color:var(--muted);font-size:12px}nav a{display:flex;gap:12px;padding:10px 14px;border-radius:3px;color:var(--ink);margin:3px 0}nav a[aria-current=page]{background:#ecf2fe;color:var(--blue);font-weight:500}nav a span{font-size:17px;line-height:23px}.sidebar-footer{margin-top:auto;padding:24px;font-size:12px;color:#9a9da4}.workspace-main{margin-left:232px;padding:78px 24px 0}.breadcrumb{font-size:13px;color:var(--muted);margin-bottom:18px}.page-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.page-heading p{color:var(--muted);margin-top:6px;font-size:13px}.metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:24px}.metrics article{background:white;padding:22px 24px;border-radius:6px;border:1px solid var(--line)}.metrics span{display:block;font-size:13px;color:#606770}.metrics strong{display:block;font-size:30px;line-height:1.5;margin:10px 0 6px;font-weight:600}.metrics small{font-size:12px;color:var(--muted)}.panel{background:white;border:1px solid var(--line);border-radius:6px}.rules{padding:24px}.rule-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin:24px 0}.rule-grid span{color:var(--muted);font-size:13px}.rule-grid p{margin-top:6px}.table-toolbar{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:20px 24px}.table-toolbar form{display:flex;gap:10px;flex:1;min-width:0}.table-toolbar input{max-width:320px}.table-toolbar select{width:130px}.table-scroll{overflow:auto}table{border-collapse:collapse;min-width:920px;width:100%;font-size:13px;text-align:left}th{background:#f7f8fa;color:#606770;font-weight:500;white-space:nowrap}th,td{padding:14px 20px;border-top:1px solid var(--line);vertical-align:middle}td.note{max-width:240px;overflow-wrap:anywhere}.cell-actions{display:flex;gap:2px}.cell-actions button{font-size:12px;padding:2px 6px}.cell-sub{display:block;color:var(--muted);font-size:12px;margin-top:4px}.badge{display:inline-block;border-radius:3px;padding:1px 7px;font-size:12px;background:#ecf2fe;color:#0052d9;white-space:nowrap}.badge.active{background:#e8f7ef;color:#157347}.badge.expired,.badge.disabled{background:#fceeed;color:#ae3c32}.empty{text-align:center;padding:50px;color:var(--muted)}.pagination{display:flex;gap:12px;justify-content:flex-end;align-items:center;padding:16px 24px;border-top:1px solid var(--line);font-size:13px}.pagination>span:first-child{margin-right:auto;color:var(--muted)}.notice{padding:12px 16px;background:#fff6e3;border:1px solid #f3deb1;border-radius:4px;margin-bottom:16px;color:#8a5b00}footer{text-align:center;color:#9a9da4;font-size:12px;padding:28px}.signed-out #login-area{min-height:100vh;display:flex;justify-content:center;align-items:center;padding:96px 24px 48px}.login-card{width:408px;max-width:100%;padding:36px;border:1px solid #e3e7ed;border-radius:14px;background:white;box-shadow:0 12px 40px #1f2c400d}.login-heading{display:flex;gap:14px;align-items:center;margin-bottom:32px}.login-heading h1{font-size:22px;line-height:30px}.login-heading p{font-size:13px;color:var(--muted);margin-top:5px}.login-card input{height:46px;border-radius:7px}.login-card button[type=submit]{height:46px;width:100%;border-radius:7px}.login-note{border-top:1px solid var(--line);margin-top:20px;padding-top:20px;font-size:12px;color:#858e9a}dialog{width:480px;max-width:calc(100vw - 32px);border:1px solid var(--line);border-radius:8px;padding:24px;color:var(--ink);box-shadow:0 12px 48px #0002}dialog::backdrop{background:#17253660}.dialog-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.dialog-heading button{font-size:24px;color:var(--muted)}dialog p{margin-bottom:18px}.dialog-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:22px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}textarea{resize:vertical;font-family:Consolas,monospace;font-size:13px}
/* 完整卡密保留单行，数量选择位于右下角翻页按钮左侧。 */
#cards-page .card-key-cell{width:310px;min-width:310px;white-space:nowrap}.page-size-control{display:flex;flex-direction:row;align-items:center;gap:8px;margin:0;white-space:nowrap;font-size:13px}.page-size-control select{width:90px;flex:none}.pagination{flex-wrap:wrap}.pagination .page-size-control{margin-left:auto}
@media(max-width:1000px){.metrics{grid-template-columns:1fr 1fr}.table-toolbar{flex-wrap:wrap}.table-toolbar form{flex-basis:100%}.workspace-main{padding:76px 16px 0}.sidebar{width:190px}.workspace-main{margin-left:190px}.workspace{display:block}.workspace small{display:block}}@media(max-width:640px){.sidebar{position:static;width:auto;margin-top:56px;border-bottom:1px solid var(--line)}.workspace,.nav-caption,.sidebar-footer{display:none}nav{display:flex;padding:6px 12px}nav a{padding:8px 12px}.workspace-main{margin:0;padding-top:18px}.brand-sub,.avatar{display:none}.topbar{padding:0 14px}.topbar-right{gap:5px}.metrics{gap:10px}.metrics article{padding:16px}.rule-grid{grid-template-columns:1fr}.page-heading h1{font-size:21px}.table-toolbar{padding:16px}.table-toolbar form{flex-wrap:wrap}.table-toolbar input{max-width:none}.table-toolbar select{flex:1}.login-card{padding:28px 24px}}


/* 刷新静默读取会话；仅连接失败时显示重新加载入口。 */
#session-loading{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:96px 24px 48px;color:var(--muted);font-size:14px}

/* 勾选列独立占位，右侧四个操作按钮按删除、禁用、复制、生成排列。 */
#cards-page .selection-cell{width:44px;min-width:44px;padding:14px 12px;text-align:center}.selection-cell input[type=checkbox]{width:16px;height:16px;margin:0;padding:0;vertical-align:middle;accent-color:var(--blue);cursor:pointer}.card-toolbar-actions{display:flex;gap:10px;align-items:center;flex-shrink:0;margin-left:auto}.danger-button{background:#d54941;border-color:#d54941;color:white}

#session-loading>div{text-align:center}#session-loading p{margin:0 0 16px}

/* 登录管理沿用现有输入框样式，窄屏导航与批量按钮允许换行。 */
.login-settings-panel{padding:24px;max-width:680px}.login-settings-panel>p{margin:12px 0 24px}.login-settings-panel form{max-width:420px}.login-settings-panel .login-settings-note{margin:24px 0 0;font-size:13px;line-height:1.8}.card-toolbar-actions{flex-wrap:wrap}@media(max-width:640px){nav{flex-wrap:wrap}.card-toolbar-actions{max-width:100%}}