:root{--bg:#0a0f1e;--card:#111827;--border:#1f2937;--text:#f1f5f9;--muted:#64748b;--blue:#3b82f6;--green:#10b981;--red:#ef4444;--yellow:#f59e0b;--orange:#fd7e14;--sidebar-w:240px;--topbar-h:56px}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,'PingFang SC','Microsoft YaHei',sans-serif;font-size:14px}.sidebar{position:fixed;top:0;left:0;width:var(--sidebar-w);height:100vh;background:#0d1117;border-right:1px solid var(--border);overflow-y:auto;z-index:1000}.sidebar-brand{padding:20px 16px 12px;border-bottom:1px solid var(--border)}.brand-title{font-size:15px;font-weight:700;color:var(--text)}.brand-sub{font-size:12px;color:var(--muted);margin-top:2px}.sidebar-nav{list-style:none;padding:8px 0;margin:0}.sidebar-nav .nav-section{padding:12px 16px 4px;font-size:11px;text-transform:uppercase;color:var(--muted);letter-spacing:1px}.sidebar-nav .nav-divider{height:1px;background:var(--border);margin:8px 16px}.sidebar-nav .nav-link{display:flex;align-items:center;padding:8px 16px;color:var(--muted);text-decoration:none;font-size:14px;transition:all .15s}.sidebar-nav .nav-link:hover{color:var(--text);background:rgba(255,255,255,.05)}.sidebar-nav .nav-link.active{color:var(--blue);background:rgba(59,130,246,.1);border-right:3px solid var(--blue)}.sidebar-nav .nav-link i{margin-right:10px;font-size:16px;width:20px;text-align:center}.sidebar-nav .disabled-link{color:#3a3f4b !important;pointer-events:none}.sidebar-nav .disabled-item{position:relative}.sidebar-nav .disabled-item .nav-link{color:#3a3f4b;cursor:not-allowed}.sidebar-nav .nav-hint{display:block;font-size:10px;color:var(--muted);opacity:0.5;padding:0 16px 4px 46px;margin-top:-4px}.nav-badge{display:inline-block;font-size:10px;padding:1px 6px;border-radius:3px;background:#1f2937;color:var(--muted);margin-left:auto}.main-content{margin-left:var(--sidebar-w);min-height:100vh}.topbar{position:sticky;top:0;height:var(--topbar-h);background:rgba(13,17,23,.85);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 24px;z-index:999}.topbar-left{display:flex;align-items:baseline;gap:12px}.topbar-title{font-size:15px;font-weight:600}.topbar-sub{font-size:12px;color:var(--muted)}.topbar-right{display:flex;align-items:center;gap:12px}.user-name{font-size:13px;display:flex;align-items:center;gap:6px}.dd-card{background:var(--card);border:1px solid var(--border);border-radius:8px}.dd-card-header{background:rgba(255,255,255,.03);border-bottom:1px solid var(--border);padding:12px 16px;font-weight:600;font-size:14px}.stat-card{background:var(--card);border:1px solid var(--border);border-radius:8px;padding:20px;text-align:center}.stat-card-title{font-size:13px;color:var(--muted);margin-bottom:8px}.stat-card-value{font-size:28px;font-weight:700;color:var(--text)}.stat-card-meta{font-size:12px;color:var(--muted);margin-top:6px}.login-wrapper{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg)}.login-card{width:100%;max-width:420px;background:rgba(17,24,39,.9);border:1px solid var(--border);border-radius:12px;padding:40px 32px;backdrop-filter:blur(20px)}.login-header{text-align:center;margin-bottom:32px}.login-title{font-size:24px;font-weight:700;background:linear-gradient(135deg,var(--blue),var(--green));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:4px}.login-subtitle{color:var(--muted);font-size:13px;margin:0}.login-footer{text-align:center;margin-top:24px}.login-footer a{color:var(--muted);font-size:13px;text-decoration:none}.login-footer a:hover{color:var(--text)}.result-stat{text-align:center;padding:12px}.result-label{display:block;font-size:12px;color:var(--muted);margin-bottom:4px}.result-value{display:block;font-size:18px;font-weight:600}.stat-label{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:1px}.stat-value{font-size:28px;font-weight:700;color:var(--text);margin:4px 0}.stat-desc{font-size:12px;color:var(--muted)}.error-page{min-height:60vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center}.error-code{font-size:96px;font-weight:800;color:var(--border);line-height:1;margin-bottom:8px}.form-control,.form-select{background-color:#1a1f2e;border-color:var(--border);color:var(--text)}.form-control:focus,.form-select:focus{background-color:#1a1f2e;border-color:var(--blue);color:var(--text);box-shadow:0 0 0 .2rem rgba(59,130,246,.25)}.form-label{font-size:13px;color:var(--muted)}.table-dark{--bs-table-bg:var(--card);--bs-table-border-color:var(--border);--bs-table-hover-bg:rgba(255,255,255,.04)}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--bg)}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--muted)}@media (max-width:768px){.sidebar{display:none}.main-content{margin-left:0}}.bg-orange{background-color:var(--orange) !important}.term{border-bottom:1px dashed rgba(125,211,252,0.55);text-decoration:none;cursor:help;color:inherit}.term:hover{border-bottom-color:#7dd3fc;color:#7dd3fc}.term .term-code{font-size:0.82em;color:#7dd3fc;background:transparent;padding:0 .15rem}.term-code-badge{font-weight:500 !important;letter-spacing:.3px}