.rt-t2{--bg-primary:#0a0e1a;--bg-secondary:#111827;--bg-card:#1a2036;--bg-card-hover:#1f2847;--border:#6382ff1f;--border-active:#6382ff59;--text-primary:#e8ecf4;--text-secondary:#8892a8;--text-muted:#5a6478;--accent-blue:#4f7cff;--accent-blue-glow:#4f7cff40;--accent-cyan:#22d3ee;--accent-green:#34d399;--accent-amber:#fbbf24;--accent-red:#f87171;--accent-purple:#a78bfa;--radius:12px;--radius-sm:8px;background:var(--bg-primary);color:var(--text-primary);min-height:calc(100vh - 4rem);margin:-1.5rem;padding:28px 32px;font-family:Noto Sans KR,Plus Jakarta Sans,sans-serif}.rt-t2 .page-header{border-bottom:1px solid var(--border);margin-bottom:24px;padding-bottom:20px}.rt-t2 .page-eyebrow{color:var(--accent-cyan);letter-spacing:.15em;text-transform:uppercase;margin-bottom:6px;font-size:11px;font-weight:700}.rt-t2 .page-title{margin:0 0 8px;font-size:24px;font-weight:700}.rt-t2 .page-subtitle{color:var(--text-secondary);margin:0;font-size:13px}.rt-t2 .tab-bar{background:var(--bg-secondary);border-radius:var(--radius);border:1px solid var(--border);gap:4px;width:fit-content;margin-bottom:24px;padding:4px;display:flex}.rt-t2 .tab{border-radius:var(--radius-sm);color:var(--text-secondary);cursor:pointer;background:0 0;border:none;align-items:center;gap:8px;padding:10px 22px;font-family:inherit;font-size:13.5px;font-weight:500;transition:all .25s;display:flex}.rt-t2 .tab:hover{color:var(--text-primary)}.rt-t2 .tab.active{background:var(--accent-blue);color:#fff;box-shadow:0 2px 12px var(--accent-blue-glow)}.rt-t2 .panel{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:18px;padding:20px 22px}.rt-t2 .panel-title{align-items:center;gap:8px;margin-bottom:16px;font-size:14px;font-weight:600;display:flex}.rt-t2 .panel-title .hint{color:var(--text-muted);margin-left:auto;font-size:11.5px;font-weight:400}.rt-t2 .objective-card{border:1px solid var(--border-active);border-radius:var(--radius);background:linear-gradient(135deg,#4f7cff14,#a78bfa0a);padding:22px 24px}.rt-t2 .objective-eq{color:var(--text-primary);border-radius:var(--radius-sm);background:#00000040;margin-bottom:14px;padding:16px;font-family:Fira Code,JetBrains Mono,ui-monospace,monospace;font-size:14.5px;line-height:1.9}.rt-t2 .obj-row{margin:4px 0;display:block}.rt-t2 .obj-label{min-width:130px;color:var(--text-muted);font-family:Noto Sans KR,sans-serif;font-size:11.5px;display:inline-block}.rt-t2 .obj-sign{margin:0 6px;font-weight:700}.rt-t2 .obj-sign.plus{color:var(--accent-green)}.rt-t2 .obj-sign.minus{color:var(--accent-red)}.rt-t2 .obj-term.score{color:var(--accent-blue);font-weight:700}.rt-t2 .obj-term.move{color:var(--accent-amber);font-weight:700}.rt-t2 .obj-term.balance{color:var(--accent-cyan);font-weight:700}.rt-t2 .obj-term.load{color:var(--accent-green);font-weight:700}.rt-t2 .var-decl{color:var(--text-secondary);border-left:3px solid var(--accent-purple);background:#0003;border-radius:4px;margin-bottom:14px;padding:8px 12px;font-family:Fira Code,JetBrains Mono,ui-monospace,monospace;font-size:12px}.rt-t2 .obj-legend{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:10px;display:grid}.rt-t2 .obj-legend-item{color:var(--text-secondary);background:#0003;border-radius:6px;padding:10px 12px;font-size:12px;line-height:1.55}.rt-t2 .obj-legend-item .pill{border-radius:4px;margin-right:6px;padding:1px 8px;font-family:Fira Code,ui-monospace,monospace;font-size:11px;font-weight:700;display:inline-block}.rt-t2 .pill.score{color:var(--accent-blue);background:#4f7cff26}.rt-t2 .pill.move{color:var(--accent-amber);background:#fbbf2426}.rt-t2 .pill.balance{color:var(--accent-cyan);background:#22d3ee26}.rt-t2 .pill.load{color:var(--accent-green);background:#34d39926}.rt-t2 .cstr-grid{grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px;margin-top:12px;display:grid}.rt-t2 .cstr-card{background:var(--bg-card);border:1px solid var(--border);border-left:3px solid var(--accent-red);border-radius:var(--radius-sm);padding:14px 16px}.rt-t2 .cstr-card.blue{border-left-color:var(--accent-blue)}.rt-t2 .cstr-card.amber{border-left-color:var(--accent-amber)}.rt-t2 .cstr-card.cyan{border-left-color:var(--accent-cyan)}.rt-t2 .cstr-card h4{color:var(--text-primary);align-items:center;gap:6px;margin:0 0 8px;font-size:12.5px;display:flex}.rt-t2 .cstr-card code{color:var(--accent-cyan);background:#00000040;border-radius:4px;margin-bottom:6px;padding:6px 10px;font-family:Fira Code,ui-monospace,monospace;font-size:11.5px;display:block}.rt-t2 .cstr-card p{color:var(--text-secondary);margin:0;font-size:11.5px;line-height:1.55}.rt-t2 .metric-row{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin-top:12px;display:grid}.rt-t2 .metric-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:16px 18px;position:relative;overflow:hidden}.rt-t2 .metric-card:before{content:"";background:linear-gradient(90deg, var(--accent-blue), var(--accent-cyan));height:3px;position:absolute;top:0;left:0;right:0}.rt-t2 .metric-card.green:before{background:linear-gradient(90deg, var(--accent-green), #6ee7b7)}.rt-t2 .metric-card.amber:before{background:linear-gradient(90deg, var(--accent-amber), #fde68a)}.rt-t2 .metric-card.purple:before{background:linear-gradient(90deg, var(--accent-purple), #c4b5fd)}.rt-t2 .metric-label{color:var(--text-muted);letter-spacing:.04em;margin-bottom:6px;font-family:Fira Code,ui-monospace,monospace;font-size:11.5px;font-weight:600}.rt-t2 .metric-target{color:var(--text-primary);margin-bottom:4px;font-size:20px;font-weight:700}.rt-t2 .metric-desc{color:var(--text-secondary);font-size:11.5px;line-height:1.55}.rt-t2 .test-result{border-radius:var(--radius-sm);background:linear-gradient(135deg,#fbbf241a,#fbbf2405);border:1px solid #fbbf244d;margin-top:14px;padding:18px 20px}.rt-t2 .test-result-title{color:var(--accent-amber);align-items:center;gap:8px;margin-bottom:10px;font-size:13px;font-weight:600;display:flex}.rt-t2 .test-result-grid{grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:10px;margin-bottom:10px;display:grid}.rt-t2 .test-cell{background:#00000040;border-radius:6px;padding:8px 12px}.rt-t2 .test-cell-label{color:var(--text-muted);margin-bottom:4px;font-family:Fira Code,ui-monospace,monospace;font-size:10.5px}.rt-t2 .test-cell-value{font-family:Fira Code,ui-monospace,monospace;font-size:18px;font-weight:700}.rt-t2 .test-cell-value.miss{color:var(--accent-amber)}.rt-t2 .test-cell-value.target{color:var(--text-secondary);font-size:13px}.rt-t2 .test-result-note{color:var(--text-secondary);font-size:11.5px;line-height:1.6}.rt-t2 .sim-grid{grid-template-columns:380px 1fr;gap:18px;display:grid}@media (max-width:1100px){.rt-t2 .sim-grid{grid-template-columns:1fr}}.rt-t2 .slider-row{margin-bottom:16px}.rt-t2 .slider-row-head{justify-content:space-between;align-items:center;margin-bottom:8px;display:flex}.rt-t2 .slider-label{color:var(--text-secondary);font-size:12.5px;font-weight:500}.rt-t2 .slider-label code{color:var(--accent-cyan);font-family:Fira Code,ui-monospace,monospace;font-size:12px}.rt-t2 .slider-value{color:var(--accent-cyan);text-align:right;min-width:48px;font-family:Fira Code,ui-monospace,monospace;font-size:14px;font-weight:700}.rt-t2 .slider{appearance:none;cursor:pointer;border-radius:999px;outline:none;width:100%;height:6px}.rt-t2 .slider.blue{background:linear-gradient(90deg, #4f7cff4d, var(--accent-blue))}.rt-t2 .slider.amber{background:linear-gradient(90deg, #fbbf244d, var(--accent-amber))}.rt-t2 .slider.cyan{background:linear-gradient(90deg, #22d3ee4d, var(--accent-cyan))}.rt-t2 .slider.green{background:linear-gradient(90deg, #34d3994d, var(--accent-green))}.rt-t2 .slider::-webkit-slider-thumb{-webkit-appearance:none;border:3px solid var(--accent-blue);cursor:pointer;background:#fff;border-radius:50%;width:18px;height:18px}.rt-t2 .slider::-moz-range-thumb{border:3px solid var(--accent-blue);cursor:pointer;background:#fff;border-radius:50%;width:18px;height:18px}.rt-t2 .slider-help{color:var(--text-muted);margin-top:4px;font-size:11px;line-height:1.5}.rt-t2 .scenario-btns{flex-wrap:wrap;gap:6px;margin-top:12px;display:flex}.rt-t2 .scenario-btn{background:var(--bg-secondary);border:1px solid var(--border);color:var(--text-secondary);cursor:pointer;border-radius:6px;padding:6px 12px;font-family:inherit;font-size:11.5px;transition:all .2s}.rt-t2 .scenario-btn:hover{border-color:var(--accent-blue);color:var(--text-primary)}.rt-t2 .obj-breakdown{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);margin-bottom:18px;padding:16px 18px}.rt-t2 .obj-value-big{color:var(--accent-amber);margin-bottom:4px;font-family:Fira Code,ui-monospace,monospace;font-size:32px;font-weight:700;transition:color .2s}.rt-t2 .obj-breakdown-bar{background:#ffffff0a;border-radius:6px;height:32px;margin:14px 0 10px;display:flex;overflow:hidden}.rt-t2 .obj-seg{color:#fff;white-space:nowrap;justify-content:center;align-items:center;height:100%;font-family:Fira Code,ui-monospace,monospace;font-size:10.5px;font-weight:700;transition:width .3s;display:flex;overflow:hidden}.rt-t2 .obj-seg.score{background:var(--accent-blue)}.rt-t2 .obj-seg.move{background:var(--accent-amber);color:#3a2906}.rt-t2 .obj-seg.balance{background:var(--accent-cyan);color:#062631}.rt-t2 .obj-seg.load{background:var(--accent-green);color:#062412}.rt-t2 .obj-seg-legend{color:var(--text-secondary);flex-wrap:wrap;gap:12px;font-size:11px;display:flex}.rt-t2 .obj-seg-legend .sw{vertical-align:middle;border-radius:2px;width:10px;height:10px;margin-right:4px;display:inline-block}.rt-t2 .plan-table{border-collapse:collapse;width:100%;font-family:Fira Code,ui-monospace,monospace;font-size:12px}.rt-t2 .plan-table th,.rt-t2 .plan-table td{text-align:center;border:1px solid var(--border);padding:8px 10px}.rt-t2 .plan-table th{color:var(--accent-cyan);background:#4f7cff1a;font-size:11px;font-weight:700}.rt-t2 .plan-table td.x1{color:var(--accent-green);background:#34d39926;font-weight:700}.rt-t2 .plan-table td.x0{color:var(--text-muted)}.rt-t2 .plan-table td.blocked{color:var(--text-muted);background:#ffffff05}.rt-t2 .load-stack{flex-direction:column;gap:10px;margin-top:10px;display:flex}.rt-t2 .load-stack-row{grid-template-columns:40px 1fr 90px;align-items:center;gap:10px;font-size:12px;display:grid}.rt-t2 .load-vid{color:var(--accent-cyan);font-family:Fira Code,ui-monospace,monospace;font-weight:700}.rt-t2 .load-bar{background:#ffffff0d;border-radius:999px;height:18px;position:relative;overflow:hidden}.rt-t2 .load-bar-fill{background:linear-gradient(90deg, var(--accent-blue), var(--accent-cyan));height:100%;transition:width .4s;position:relative}.rt-t2 .load-bar-avg{background:var(--accent-amber);width:2px;box-shadow:0 0 6px var(--accent-amber);z-index:2;transition:left .4s;position:absolute;top:-2px;bottom:-2px}.rt-t2 .load-bar-pct{color:var(--text-secondary);text-align:right;font-family:Fira Code,ui-monospace,monospace;font-size:11.5px}.rt-t2 .compare-grid{grid-template-columns:1fr 1fr;gap:14px;display:grid}@media (max-width:900px){.rt-t2 .compare-grid{grid-template-columns:1fr}}.rt-t2 .compare-col{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:16px 18px;position:relative;overflow:hidden}.rt-t2 .compare-col:before{content:"";height:3px;position:absolute;top:0;left:0;right:0}.rt-t2 .compare-col.greedy:before{background:var(--accent-amber)}.rt-t2 .compare-col.ip:before{background:linear-gradient(90deg, var(--accent-blue), var(--accent-green))}.rt-t2 .compare-col-title{align-items:center;gap:8px;margin-bottom:4px;font-size:14px;font-weight:700;display:flex}.rt-t2 .compare-col-sub{color:var(--text-muted);margin-bottom:14px;font-size:11.5px}.rt-t2 .compare-metrics{grid-template-columns:repeat(2,1fr);gap:8px;margin-bottom:14px;display:grid}.rt-t2 .compare-metric{background:#00000040;border-radius:6px;padding:8px 10px}.rt-t2 .compare-metric-label{color:var(--text-muted);margin-bottom:3px;font-family:Fira Code,ui-monospace,monospace;font-size:10.5px}.rt-t2 .compare-metric-value{color:var(--text-primary);font-family:Fira Code,ui-monospace,monospace;font-size:17px;font-weight:700}.rt-t2 .compare-assigned{font-size:12px}.rt-t2 .compare-assigned-row{border-bottom:1px dashed #6382ff14;justify-content:space-between;padding:5px 0;font-family:Fira Code,ui-monospace,monospace;display:flex}.rt-t2 .compare-assigned-row:last-child{border-bottom:none}.rt-t2 .compare-assigned-row .ship{color:var(--text-primary)}.rt-t2 .compare-assigned-row .arrow{color:var(--text-muted)}.rt-t2 .compare-assigned-row .veh{color:var(--accent-green);font-weight:600}.rt-t2 .compare-assigned-row .skip{color:var(--accent-red);font-style:italic}.rt-t2 .diff-badge{border-radius:999px;margin-left:6px;padding:2px 8px;font-family:Fira Code,ui-monospace,monospace;font-size:10.5px;font-weight:700;display:inline-block}.rt-t2 .diff-badge.up{color:var(--accent-green);background:#34d39926}.rt-t2 .diff-badge.down{color:var(--accent-red);background:#f8717126}.rt-t2 .diff-badge.eq{color:var(--text-muted);background:#8a92a81f}.rt-t2 .solver-info{color:var(--text-muted);border-left:2px solid var(--accent-blue);background:#4f7cff0d;border-radius:4px;margin-top:14px;padding:10px 14px;font-family:Fira Code,ui-monospace,monospace;font-size:11.5px;line-height:1.6}.rt-t2 .btn{cursor:pointer;border:1px solid var(--border);background:var(--bg-secondary);color:var(--text-secondary);border-radius:8px;padding:8px 14px;font-family:inherit;font-size:12.5px;font-weight:600;transition:all .2s}.rt-t2 .btn:hover{border-color:var(--border-active);color:var(--text-primary)}.rt-t2 .btn.primary{background:var(--accent-blue);color:#fff;border-color:var(--accent-blue)}.rt-t2 .toolbar{flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:16px;display:flex}