:root{--blue:#2970ff;--blue-dark:#155eef;--pale:#f4f8ff;--border:#e4eaf2;--text:#172033;--muted:#667085;--success:#12b76a;--warning:#f79009;--danger:#f04438;--sidebar:248px}*{box-sizing:border-box}body,html{margin:0;min-height:100%;background:#f7f9fc;color:var(--text);font-family:Inter,PingFang SC,Microsoft YaHei,sans-serif}button,input{font:inherit}button{cursor:pointer}.shell{min-height:100vh;display:flex}.sidebar{width:var(--sidebar);position:fixed;inset:0 auto 0 0;display:flex;flex-direction:column;background:#fff;border-right:1px solid var(--border);padding:24px 14px 18px;z-index:20}.brand{display:flex;align-items:center;gap:11px;padding:0 10px 25px}.brandBadge,.brandMark{width:38px;height:38px;display:grid;place-items:center;border-radius:11px;background:var(--blue);color:white;font-weight:800;font-size:21px;box-shadow:0 7px 18px rgba(41,112,255,.22)}.brand strong{display:block;font-size:15px;letter-spacing:.02em}.brand span{display:block;font-size:9px;color:#98a2b3;margin-top:3px;letter-spacing:.11em}.nav{flex:1 1;overflow-y:auto}.navLabel{padding:0 13px;margin:9px 0 8px;color:#98a2b3;font-size:11px;font-weight:700;letter-spacing:.08em}.adminLabel{margin-top:25px}.navItem{border:0;width:100%;height:43px;display:flex;align-items:center;gap:12px;padding:0 13px;color:#475467;background:transparent;border-radius:9px;margin-bottom:3px;position:relative;transition:.16s}.navItem:hover{background:#f8faff;color:var(--blue)}.navItem.active{color:var(--blue);background:#eff5ff;font-weight:650}.navItem.active i{position:absolute;left:0;width:3px;height:20px;border-radius:0 4px 4px 0;background:var(--blue)}.systemState{border:1px solid #e7f0ff;background:#f7faff;border-radius:11px;padding:12px;display:flex;gap:10px;align-items:center}.stateIcon{display:grid;place-items:center;color:var(--success);width:30px;height:30px;background:#eafaf3;border-radius:8px}.systemState span,.systemState strong{display:block}.systemState strong{font-size:12px}.systemState div span{color:#98a2b3;font-size:10px;margin-top:3px}.main{flex:1 1;margin-left:var(--sidebar);min-width:0}.topbar{height:70px;position:-webkit-sticky;position:sticky;top:0;z-index:10;background:rgba(255,255,255,.96);border-bottom:1px solid var(--border);justify-content:space-between;padding:0 32px}.search,.topbar{display:flex;align-items:center}.search{width:min(450px,45vw);height:38px;gap:10px;border:1px solid var(--border);border-radius:9px;color:#98a2b3;padding:0 12px;font-size:13px}.search kbd{margin-left:auto;border:1px solid #e6e9ef;border-radius:5px;padding:2px 6px;background:#fafafa;font-size:10px}.profile,.topActions{display:flex;align-items:center}.topActions{gap:15px}.iconButton{width:36px;height:36px;display:grid;place-items:center;border:0;background:transparent;color:#475467;position:relative}.iconButton 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p{margin:0;color:var(--muted);font-size:13px}.quickActions{display:flex;gap:10px}.primaryButton,.secondaryButton,.softButton{height:38px;border-radius:8px;padding:0 15px;display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:650}.primaryButton{border:1px solid var(--blue);background:var(--blue);color:#fff;box-shadow:0 4px 12px rgba(41,112,255,.18)}.secondaryButton{border:1px solid var(--border);color:#344054;background:#fff}.metricGrid{display:grid;grid-template-columns:repeat(4,1fr);grid-gap:15px;gap:15px;margin-bottom:16px}.metricCard{min-height:123px;border:1px solid var(--border);border-radius:12px;background:#fff;padding:20px;display:flex;align-items:flex-start;gap:14px;box-shadow:0 2px 5px 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var(--border)}.mobileNav button{border:0;background:transparent;color:#98a2b3;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;font-size:9px}.mobileNav button.active{color:var(--blue)}.loginPage{grid-template-columns:1fr}.loginBrand{display:none}.loginPanel{padding:28px 22px}.loginLogo{display:flex}}@media (max-width:430px){.metricGrid{grid-template-columns:1fr}.metricCard{min-height:94px}.shortcutGrid{grid-template-columns:1fr}}