:root{--bg-app: #101318;--bg-panel: #181d24;--bg-panel-soft: #202731;--bg-hover: #26313d;--border: #313b48;--primary: #2f80ed;--primary-hover: #256bd0;--danger: #ef4444;--warning: #f59e0b;--success: #22c55e;--text-main: #f7f9fc;--text-muted: #a8b3c2;--text-dim: #738091;--radius: 8px;font-family:Pretendard,Inter,-apple-system,BlinkMacSystemFont,system-ui,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg-app);color:var(--text-main)}button,input,select{font:inherit}button:disabled{cursor:not-allowed;opacity:.45}.app-container{display:flex;height:100vh;width:100vw;overflow:hidden}.sidebar{width:250px;background:#151a21;border-right:1px solid var(--border);display:flex;flex-direction:column}.logo-area{height:64px;display:flex;align-items:center;gap:12px;padding:0 20px;border-bottom:1px solid 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rgba(239,68,68,.2)}.main-content{flex:1;display:flex;flex-direction:column;min-width:0}.top-header{height:64px;display:flex;align-items:center;justify-content:space-between;padding:0 28px;background:#101318eb;border-bottom:1px solid var(--border)}.page-title{font-weight:700}.profile-section{display:flex;align-items:center;gap:10px;color:var(--text-muted)}.avatar{width:32px;height:32px;border-radius:50%;background:#374151;display:inline-flex;align-items:center;justify-content:center;color:#fff;font-weight:800}.content-scrollable{flex:1;overflow-y:auto;padding:28px}.page-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:18px;margin-bottom:22px}.page-heading h1{margin:0 0 6px;font-size:1.9rem}.page-heading p{margin:0;color:var(--text-muted)}.inline-heading{display:flex;align-items:center;gap:14px}.panel,.metric-card,.small-metric,.detail-panel,.login-panel{background:var(--bg-panel);border:1px solid var(--border);border-radius:var(--radius)}.panel{overflow:hidden}.panel-header{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;border-bottom:1px solid var(--border)}.panel-header h2,.info-panel h2,.detail-panel h2,.settings-panel h2{margin:0;font-size:1rem}.metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:18px}.metric-grid.compact{grid-template-columns:repeat(3,minmax(0,1fr))}.metric-card{display:flex;align-items:center;gap:14px;padding:18px}.metric-icon{width:42px;height:42px;background:#2f80ed}.metric-danger .metric-icon{background:var(--danger)}.metric-label,.small-metric span{color:var(--text-muted);font-size:.86rem}.metric-value{font-size:1.7rem;font-weight:800}.small-metric{padding:14px 16px}.small-metric strong{display:block;margin-top:4px;font-size:1.3rem}.custom-table{width:100%;border-collapse:collapse}.custom-table th,.custom-table td{padding:13px 14px;border-bottom:1px solid 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22px;color:var(--text-muted)}.login-button{width:100%}@media(max-width:1100px){.metric-grid,.metric-grid.compact,.detail-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.filter-panel,.split-view{grid-template-columns:1fr}}@media(max-width:760px){.sidebar{width:72px}.logo-text,.nav-item:not(.active){font-size:0}.nav-item{justify-content:center}.page-heading,.settings-panel{align-items:stretch;flex-direction:column}.metric-grid,.metric-grid.compact,.detail-grid{grid-template-columns:1fr}.content-scrollable{padding:18px}}