:root{--ptr-bg:#0d1117;--ptr-panel:#161b22;--ptr-sidebar:#010409;--ptr-border:#30363d;--ptr-text:#e6edf3;--ptr-muted:#8b949e;--ptr-gold:#d4a853;--ptr-gold-dim:rgba(212,168,83,.15);--ptr-primary:#238636;--ptr-danger:#f85149;--ptr-radius:10px;--ptr-sidebar-w:240px;--ptr-header-h:56px;--ptr-gap:20px;--ptr-font-sm:13px;--ptr-font-base:14px;--ptr-font-lg:18px}*,:after,:before{box-sizing:border-box}body.ptr-body{background:var(--ptr-bg);color:var(--ptr-text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;font-size:var(--ptr-font-base);line-height:1.5;margin:0}.ptr-shell{display:flex;min-height:100vh}.ptr-sidebar{background:var(--ptr-sidebar);border-right:1px solid var(--ptr-border);display:flex;flex-direction:column;inset:0 auto 0 0;position:fixed;width:var(--ptr-sidebar-w);z-index:100}.ptr-sidebar__brand{border-bottom:1px solid var(--ptr-border);padding:20px 16px}.ptr-sidebar__brand strong{color:var(--ptr-gold);display:block;font-size:15px}.ptr-sidebar__brand span{color:var(--ptr-muted);font-size:12px}.ptr-sidebar__nav{display:flex;flex:1;flex-direction:column;gap:4px;padding:12px 8px}.ptr-nav-item{align-items:center;border-radius:8px;color:var(--ptr-muted);display:flex;font-size:var(--ptr-font-base);gap:10px;padding:10px 12px;text-decoration:none;transition:background .15s,color .15s}.ptr-nav-item:hover{background:#ffffff0f;color:var(--ptr-text)}.ptr-nav-item--active{background:var(--ptr-gold-dim);color:var(--ptr-gold)}.ptr-sidebar__footer{border-top:1px solid var(--ptr-border);padding:12px}.ptr-body-main{display:flex;flex:1;flex-direction:column;margin-left:var(--ptr-sidebar-w);min-height:100vh}.ptr-header{align-items:center;background:var(--ptr-panel);border-bottom:1px solid var(--ptr-border);display:flex;height:var(--ptr-header-h);justify-content:space-between;padding:0 24px}.ptr-header h1{font-size:var(--ptr-font-lg);font-weight:600;margin:0}.ptr-main{flex:1;padding:24px}.ptr-page{display:flex;flex-direction:column;gap:var(--ptr-gap)}.ptr-card{background:var(--ptr-panel);border:1px solid var(--ptr-border);border-radius:var(--ptr-radius);padding:20px}.ptr-card__title{font-size:15px;font-weight:600;margin:0 0 16px}.ptr-stat-grid{display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(140px,1fr))}.ptr-stat{background:#ffffff08;border-radius:8px;padding:14px}.ptr-stat__label{color:var(--ptr-muted);display:block;font-size:12px;margin-bottom:4px}.ptr-stat__value{font-size:20px;font-weight:600}.ptr-stat__value--gold{color:var(--ptr-gold)}.ptr-btn{align-items:center;background:var(--ptr-panel);border:1px solid var(--ptr-border);border-radius:8px;color:var(--ptr-text);cursor:pointer;display:inline-flex;font-size:var(--ptr-font-base);justify-content:center;padding:10px 18px;text-decoration:none}.ptr-btn:hover{border-color:var(--ptr-muted)}.ptr-btn--gold{background:var(--ptr-gold);border-color:var(--ptr-gold);color:#000;font-weight:600}.ptr-btn--gold:hover{filter:brightness(1.08)}.ptr-btn:disabled{cursor:not-allowed;opacity:.5}.ptr-input,.ptr-select{background:var(--ptr-bg);border:1px solid var(--ptr-border);border-radius:8px;color:var(--ptr-text);font-size:var(--ptr-font-base);padding:10px 12px;width:100%}.ptr-form-row{margin-bottom:14px}.ptr-form-row label{color:var(--ptr-muted);display:block;font-size:var(--ptr-font-sm);margin-bottom:6px}.ptr-table-wrap{overflow-x:auto}.ptr-table{border-collapse:collapse;font-size:var(--ptr-font-sm);width:100%}.ptr-table td,.ptr-table th{border-bottom:1px solid var(--ptr-border);padding:10px 12px;text-align:left}.ptr-table th{color:var(--ptr-muted);font-weight:500}.ptr-table td.ptr-gold{color:var(--ptr-gold)}.ptr-empty{color:var(--ptr-muted);padding:24px;text-align:center}.ptr-error{color:var(--ptr-danger);margin-top:8px}.ptr-error,.ptr-hint{font-size:var(--ptr-font-sm)}.ptr-hint{color:var(--ptr-muted);margin:0}.ptr-login{align-items:center;display:flex;justify-content:center;min-height:100vh;padding:24px}.ptr-login__card{background:var(--ptr-panel);border:1px solid var(--ptr-border);border-radius:var(--ptr-radius);max-width:400px;padding:32px;width:100%}.ptr-login__card h2{font-size:22px;margin:0 0 8px}.ptr-login__card p{color:var(--ptr-muted);font-size:var(--ptr-font-sm);margin:0 0 24px}.ptr-split{border:none;border-top:1px solid var(--ptr-border);margin:20px 0}.ptr-qr-row{align-items:flex-start;display:flex;flex-wrap:wrap;gap:20px}.ptr-qr-box{background:#fff;border-radius:8px;padding:8px}.ptr-toast{background:var(--ptr-panel);border:1px solid var(--ptr-border);border-radius:8px;bottom:24px;box-shadow:0 4px 20px #0006;left:50%;padding:12px 20px;position:fixed;transform:translate(-50%);z-index:9999}@media(max-width:768px){.ptr-sidebar{transform:translate(-100%)}.ptr-body-main{margin-left:0}}