:root{--bg:#f5f6f8;--surface:#ffffff;--border:#e3e6ea;--border-strong:#cbd1d8;--text:#1a1f26;--text-dim:#5b6572;--text-fade:#8a93a0;--accent:#1f5f72;--accent-soft:#e4f1f4;--ok:#2d8659;--warn:#a1710a;--bad:#b4443a;--ok-soft:#dff3e6;--warn-soft:#fbf0d1;--bad-soft:#f8dedb;--radius:10px;--radius-sm:6px;--shadow:0 1px 2px rgba(20,24,30,0.04),0 1px 1px rgba(20,24,30,0.03);--sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,system-ui,sans-serif;--mono:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace}*,:after,:before{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:var(--sans);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.login-wrap{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px;gap:16px}.login-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:32px;width:100%;max-width:400px}.login-brand{font-size:22px;font-weight:600;color:var(--accent);text-align:center;margin-bottom:4px}.login-sub{text-align:center;color:var(--text-dim);font-size:13px;margin-bottom:24px}.field{display:flex;flex-direction:column;gap:4px;margin-bottom:14px}.field label{font-size:12px;color:var(--text-dim);font-weight:500}.field input{padding:9px 12px;border:1px solid var(--border-strong);border-radius:var(--radius-sm);font-family:var(--sans);font-size:14px;background:var(--surface);color:var(--text)}.field input:focus{outline:2px solid var(--accent-soft);outline-offset:1px;border-color:var(--accent)}.btn{display:inline-block;width:100%;background:var(--accent);color:#fff;font-weight:600;font-size:14px;border:none;padding:10px 14px;border-radius:var(--radius-sm);cursor:pointer;text-align:center}.btn,.btn:hover{text-decoration:none}.btn:hover{background:#184d5c}.btn:disabled{opacity:.6;cursor:wait}.divider{display:block;margin:18px 0 10px;color:var(--text-fade);font-size:12px;text-align:center}.row-between{display:flex;justify-content:space-between;align-items:center;font-size:13px}.footer-note{color:var(--text-fade);font-size:12px;text-align:center}.alert{padding:10px 12px;border-radius:var(--radius-sm);font-size:13px;margin-bottom:14px;border:1px solid transparent}.alert.ok{background:var(--ok-soft);color:var(--ok);border-color:#c3e6ce}.alert.warn{background:var(--warn-soft);color:var(--warn);border-color:#f0dfa5}.alert.err{background:var(--bad-soft);color:var(--bad);border-color:#efb9b2}.panel-wrap{min-height:100vh;padding:32px 24px;display:flex;flex-direction:column;align-items:center}.panel-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:28px;width:100%;max-width:560px}.panel-title{font-size:18px;font-weight:600;margin:0 0 8px}.panel-sub{font-size:13px;color:var(--text-dim);margin:0 0 20px}.user-line{padding:12px 14px;background:var(--surface-2);border:1px solid var(--border);border-radius:var(--radius-sm);margin-bottom:20px;font-size:14px}.user-line b{color:var(--text)}.inbox-wrap{max-width:820px;margin:32px auto;padding:0 20px}.inbox-title{font-size:20px;font-weight:600;margin-bottom:4px}.inbox-sub{color:var(--text-dim);margin-bottom:20px}.mail{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:14px 16px;margin-bottom:12px}.mail-head{display:flex;justify-content:space-between;font-size:12px;color:var(--text-dim);margin-bottom:6px}.mail-subj{font-weight:600;margin-bottom:6px}.mail-body{font-size:13px;color:var(--text-dim);white-space:pre-wrap;margin-bottom:8px}.mail-link{display:inline-block;padding:6px 10px;background:var(--accent);color:#fff;border-radius:4px;font-size:12px;text-decoration:none}.mail-link:hover{text-decoration:none;background:#184d5c}.grid{display:grid;grid-gap:16px;gap:16px}.grid-cards{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}.grid-2{grid-template-columns:1fr 1fr}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px}.card-head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:14px}.card-title{font-size:13px;font-weight:600;color:var(--text-dim);text-transform:uppercase;letter-spacing:.5px;margin:0}.card-sub{font-size:11px;color:var(--text-fade)}.stat{display:flex;flex-direction:column;gap:4px}.stat-label{font-size:11px;color:var(--text-dim);text-transform:uppercase;letter-spacing:.5px}.stat-value{font-size:26px;font-weight:600;letter-spacing:-.3px;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.item-list{list-style:none;padding:0;margin:0;flex-direction:column}.item,.item-list{display:flex;gap:10px}.item{align-items:flex-start;padding:8px 0;border-top:1px solid var(--border)}.item:first-child{border-top:none;padding-top:2px}.item-main{flex:1 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0;position:-webkit-sticky;position:sticky;top:0;align-self:start;height:100vh;display:flex;flex-direction:column}.brand{padding:0 20px 20px;border-bottom:1px solid #2a323c;margin-bottom:14px}.brand-title{font-size:15px;font-weight:600;letter-spacing:.3px;color:#fff}.brand-sub{font-size:11px;color:#7f8794;margin-top:2px;text-transform:uppercase;letter-spacing:.6px}.nav{list-style:none;margin:0;font-size:13px}.nav,.nav li{padding:0}.nav a{display:flex;justify-content:space-between;align-items:center;padding:8px 20px;color:#c3c9d1;border-left:3px solid transparent}.nav a,.nav a:hover{text-decoration:none}.nav a.active,.nav a:hover{background:#222a35}.nav a.active{color:#fff;border-left-color:var(--accent)}.nav li.nav-section{padding:14px 20px 6px 35px;font-size:10px;letter-spacing:1px;color:#6f7784;text-transform:uppercase}.sidebar-foot{margin-top:auto;padding:14px 20px;border-top:1px solid #2a323c;font-size:12px;color:#8a93a0}.main{padding:24px 32px 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