:root{--bg: #0b1016;--bg-panel: #121a23;--bg-panel-2: #16202b;--bg-inset: #0d141b;--line: #24313f;--line-soft: #1b2530;--text: #dfe7ef;--text-dim: #8fa3b6;--text-faint: #5f7386;--accent: #4bb3fd;--accent-dim: #2a6f9e;--good: #4ad991;--warn: #f5c451;--bad: #ff6b6b;--mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;--sans: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;color-scheme:dark}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--text);font-family:var(--sans);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased}button{font:inherit;color:inherit;cursor:pointer}h1,h2,h3,h4{margin:0;font-weight:600;letter-spacing:-.01em}.app{display:flex;flex-direction:column;height:100%;min-height:0}.topbar{display:flex;align-items:center;gap:16px;padding:10px 18px;background:var(--bg-panel);border-bottom:1px solid var(--line);flex-shrink:0}.topbar-brand{display:flex;align-items:baseline;gap:10px}.topbar-brand strong{font-size:16px;letter-spacing:.06em}.topbar-brand span{font-size:11px;color:var(--text-faint);text-transform:uppercase;letter-spacing:.1em}.topbar-mission{flex:1;min-width:0;display:flex;align-items:center;gap:10px;overflow:hidden}.topbar-mission-title{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--text-dim)}.workspace{flex:1;min-height:0;display:grid;grid-template-columns:330px minmax(0,1fr) 380px;gap:1px;background:var(--line-soft);overflow:hidden}.column{background:var(--bg);overflow-y:auto;overflow-x:hidden;display:flex;flex-direction:column;gap:1px;min-width:0}.column-center{padding:0;gap:0}@media (max-width: 1280px){.workspace{grid-template-columns:300px minmax(0,1fr)}.column-right{grid-column:1 / -1}}@media (max-width: 900px){.workspace{grid-template-columns:minmax(0,1fr);overflow-y:auto}.column{overflow:visible}}.panel{background:var(--bg-panel);padding:14px 16px}.panel-header{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:10px}.panel-title{font-size:11px;text-transform:uppercase;letter-spacing:.12em;color:var(--text-faint);font-weight:600}.panel p{margin:0 0 8px;color:var(--text-dim)}.panel p:last-child{margin-bottom:0}.badge{display:inline-flex;align-items:center;gap:5px;padding:2px 8px;border-radius:999px;font-size:11px;font-weight:600;letter-spacing:.04em;border:1px solid var(--line);background:var(--bg-inset);color:var(--text-dim);white-space:nowrap}.badge-beginner{color:var(--good);border-color:#4ad99159}.badge-intermediate{color:var(--warn);border-color:#f5c45159}.badge-advanced{color:var(--bad);border-color:#ff6b6b59}.badge-educational{color:var(--warn);border-color:#f5c45166;background:#f5c45114}.btn{border:1px solid var(--line);background:var(--bg-panel-2);color:var(--text);padding:7px 14px;border-radius:6px;font-size:13px;font-weight:500;transition:background .12s,border-color .12s}.btn:hover:not(:disabled){background:#1d2937;border-color:#33465a}.btn:disabled{opacity:.45;cursor:not-allowed}.btn-primary{background:var(--accent-dim);border-color:var(--accent);color:#eaf6ff}.btn-primary:hover:not(:disabled){background:#3583b8}.btn-ghost{background:transparent;border-color:transparent;color:var(--text-dim);padding:4px 8px}.btn-ghost:hover:not(:disabled){color:var(--text);background:var(--bg-panel-2)}.btn-sm{padding:4px 10px;font-size:12px}.btn-block{width:100%;justify-content:center}.btn-row{display:flex;gap:8px}.setup{flex:1;overflow-y:auto;padding:32px 24px 56px}.setup-inner{max-width:1120px;margin:0 auto}.setup-lede{color:var(--text-dim);max-width:70ch;margin:8px 0 28px}.setup-about{margin-top:34px;padding-top:16px;border-top:1px solid var(--line-soft);color:var(--text-faint);font-size:11.5px;line-height:1.55}.setup-about-title{margin-bottom:5px;font-size:9.5px;font-weight:600;letter-spacing:.12em;text-transform:uppercase}.setup-about-people{display:flex;flex-wrap:wrap;gap:2px 18px}.setup-about strong{color:var(--text-dim);font-weight:500}.setup-about-school{margin-top:2px}.difficulty-group{margin-bottom:28px}.difficulty-heading{display:flex;align-items:center;gap:10px;margin-bottom:4px}.difficulty-note{color:var(--text-faint);font-size:13px;margin:0 0 12px}.mission-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:12px}.mission-card{text-align:left;background:var(--bg-panel);border:1px solid var(--line);border-radius:10px;padding:16px;display:flex;flex-direction:column;gap:8px;transition:border-color .12s,transform .12s}.mission-card:hover{border-color:var(--accent-dim);transform:translateY(-1px)}.mission-card h3{font-size:15px}.mission-card p{margin:0;color:var(--text-dim);font-size:13px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.mission-card-meta{display:flex;flex-wrap:wrap;gap:6px;margin-top:auto;padding-top:4px}.mission-card-invalid{border-color:#ff6b6b80}.kv{display:grid;grid-template-columns:auto 1fr;gap:3px 12px;font-size:13px}.kv dt{color:var(--text-faint)}.kv dd{margin:0;font-family:var(--mono);font-size:12px;text-align:right}.requirement-list{display:flex;flex-direction:column}.requirement-row{padding:8px 0;border-bottom:1px solid var(--line-soft)}.requirement-row:last-child{border-bottom:none}.requirement-label{font-size:13px;margin-bottom:3px}.requirement-stats{display:flex;align-items:baseline;justify-content:space-between;gap:10px;font-family:var(--mono);font-size:11.5px;flex-wrap:wrap}.requirement-target{overflow-wrap:anywhere}.requirement-achieved{text-align:right;overflow-wrap:anywhere;white-space:normal}.requirement-note{font-size:11px;margin-top:3px;line-height:1.4}.status-pass{color:var(--good)}.status-fail{color:var(--bad)}.status-not_evaluated{color:var(--text-faint)}.matrix-block{display:flex;flex-wrap:wrap;gap:14px;margin-top:8px}.matrix{display:flex;align-items:stretch;gap:4px;font-family:var(--mono);font-size:11.5px}.matrix-label{display:flex;align-items:center;color:var(--accent);font-style:italic;padding-right:2px}.matrix-bracket{width:6px;border:1px solid var(--line)}.matrix-bracket-left{border-right:none}.matrix-bracket-right{border-left:none}.matrix-rows{display:flex;flex-direction:column;padding:3px 0}.matrix-row{display:flex}.matrix-cell{min-width:58px;padding:1px 6px;text-align:right;color:var(--text)}.tf-display{font-family:var(--mono);font-size:12.5px;display:inline-flex;flex-direction:column;align-items:center;gap:1px;margin-top:6px}.tf-num{padding:0 8px 2px;border-bottom:1px solid var(--text-dim)}.tf-den{padding:2px 8px 0}.slider-row{margin-bottom:14px}.slider-head{display:flex;align-items:baseline;justify-content:space-between;gap:8px;margin-bottom:4px}.slider-label{font-size:12.5px;color:var(--text-dim)}.slider-value{font-family:var(--mono);font-size:12px;color:var(--text);background:var(--bg-inset);border:1px solid var(--line);border-radius:4px;padding:1px 6px;white-space:nowrap}.slider-value-group{display:inline-flex;align-items:baseline;gap:5px;flex-shrink:0}.slider-value-input{font-family:var(--mono);font-size:12px;color:var(--text);background:var(--bg-inset);border:1px solid var(--line);border-radius:4px;padding:2px 6px;width:82px;text-align:right;transition:border-color .12s,background .12s}.slider-value-input:hover:not(:disabled){border-color:#33465a}.slider-value-input:focus{outline:none;border-color:var(--accent);background:#0a1219}.slider-value-input:disabled{opacity:.45}.slider-value-unit{font-family:var(--mono);font-size:11px;color:var(--text-faint);white-space:nowrap}.slider-help-extended{color:var(--accent)}.slider-help{font-size:11.5px;color:var(--text-faint);margin-top:3px}input[type=range]{width:100%;height:20px;-webkit-appearance:none;appearance:none;background:transparent;margin:0}input[type=range]::-webkit-slider-runnable-track{height:4px;border-radius:2px;background:var(--line)}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:14px;height:14px;border-radius:50%;background:var(--accent);margin-top:-5px;border:none}input[type=range]::-moz-range-track{height:4px;border-radius:2px;background:var(--line)}input[type=range]::-moz-range-thumb{width:14px;height:14px;border:none;border-radius:50%;background:var(--accent)}input[type=range]:disabled::-webkit-slider-thumb{background:var(--text-faint)}.checkbox-row{display:flex;align-items:center;gap:8px;margin-bottom:10px;font-size:12.5px;color:var(--text-dim)}.checkbox-row input{accent-color:var(--accent)}.segmented{display:flex;flex-wrap:wrap;gap:4px;background:var(--bg-inset);border:1px solid var(--line);border-radius:7px;padding:3px}.segmented button{flex:1;min-width:fit-content;border:none;background:transparent;color:var(--text-dim);padding:5px 10px;border-radius:5px;font-size:12px;font-weight:500;white-space:nowrap}.segmented button:hover:not(:disabled){color:var(--text)}.segmented button[aria-pressed=true]{background:var(--accent-dim);color:#eaf6ff}.segmented button:disabled{opacity:.35;cursor:not-allowed}.viewport{position:relative;flex:1;min-height:320px;background:#0a0f14;overflow:hidden}.viewport canvas{display:block}.viewport-overlay{position:absolute;inset:0;pointer-events:none}.hud-corner{position:absolute;font-family:var(--mono);font-size:11.5px;color:#78f0b4d9;text-shadow:0 0 6px rgba(0,0,0,.9);line-height:1.6}.hud-tl{top:12px;left:14px}.hud-tr{top:12px;right:14px;text-align:right}.hud-bl{bottom:12px;left:14px}.hud-br{bottom:12px;right:14px;text-align:right}.hud-value{color:#eafff4}.viewport-empty{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:var(--text-faint);font-size:13px;text-align:center;padding:24px}.attitude-indicator{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;opacity:.9}.hud-validity-warning{position:absolute;left:50%;bottom:12px;transform:translate(-50%);max-width:90%;white-space:nowrap;text-align:center;font-size:11.5px;line-height:1.45;color:#ffd2a8;background:#782814e0;border:1px solid rgba(255,140,90,.55);border-radius:7px;padding:5px 14px}.viewport-overlay.has-warning .hud-bl,.viewport-overlay.has-warning .hud-br{bottom:44px}.timeline{display:flex;align-items:center;gap:12px;padding:8px 16px;background:var(--bg-panel);border-top:1px solid var(--line);border-bottom:1px solid var(--line);flex-shrink:0}.timeline input[type=range]{flex:1}.timeline-time{font-family:var(--mono);font-size:12px;color:var(--text-dim);min-width:96px;text-align:right}.play-btn{width:30px;height:30px;border-radius:50%;border:1px solid var(--line);background:var(--bg-panel-2);display:grid;place-items:center;flex-shrink:0;padding:0}.speed-select{background:var(--bg-inset);border:1px solid var(--line);color:var(--text-dim);border-radius:5px;padding:3px 6px;font-size:12px;font-family:var(--mono)}.charts{background:var(--bg-panel);padding:10px 8px 4px;flex-shrink:0}.chart-block{margin-bottom:6px}.chart-title{font-size:11px;text-transform:uppercase;letter-spacing:.1em;color:var(--text-faint);padding-left:8px;margin-bottom:2px}.recharts-cartesian-axis-tick text{fill:var(--text-faint);font-size:10px;font-family:var(--mono)}.score-summary{display:flex;align-items:center;gap:14px;padding:12px 14px;background:var(--bg-inset);border:1px solid var(--line);border-radius:8px;margin-bottom:12px}.score-number{font-family:var(--mono);font-size:30px;font-weight:600;line-height:1}.score-outof{font-size:13px;color:var(--text-faint)}.score-verdict{font-size:12.5px;color:var(--text-dim)}.score-bar{height:5px;border-radius:3px;background:var(--line);overflow:hidden;margin-top:3px}.score-bar-fill{height:100%;border-radius:3px;background:var(--accent)}.category-row{display:grid;grid-template-columns:1fr auto;gap:2px 10px;padding:6px 0;border-bottom:1px solid var(--line-soft)}.category-row:last-child{border-bottom:none}.category-name{font-size:12.5px}.category-points{font-family:var(--mono);font-size:12px;white-space:nowrap}.category-reason{grid-column:1 / -1;font-size:11.5px;color:var(--text-faint)}.result-backdrop{position:fixed;inset:0;z-index:40;display:flex;align-items:center;justify-content:center;padding:24px;background:#060a0eb3;backdrop-filter:blur(3px);animation:result-fade .16s ease-out}@keyframes result-fade{0%{opacity:0}to{opacity:1}}.result-card{position:relative;width:min(460px,100%);max-height:100%;overflow-y:auto;background:var(--bg-panel);border:1px solid var(--line);border-radius:14px;padding:24px 22px 16px;text-align:center;box-shadow:0 24px 70px #0009;animation:result-rise .2s cubic-bezier(.2,.9,.3,1)}@keyframes result-rise{0%{opacity:0;transform:translateY(12px) scale(.985)}to{opacity:1;transform:none}}.result-close{position:absolute;top:10px;right:12px;border:none;background:transparent;color:var(--text-faint);font-size:13px;padding:4px 6px;border-radius:5px}.result-close:hover{color:var(--text);background:var(--bg-panel-2)}.result-verdict{font-size:13px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;margin-bottom:6px}.result-score-number{font-family:var(--mono);font-size:40px;font-weight:600;line-height:1}.result-score-outof{font-size:15px;color:var(--text-faint);font-weight:400}.result-bar{margin:12px 0 16px}.result-metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line-soft);border:1px solid var(--line-soft);border-radius:9px;overflow:hidden}.result-metric{background:var(--bg-inset);padding:8px 4px}.result-metric-label{font-size:10px;text-transform:uppercase;letter-spacing:.06em;color:var(--text-faint);margin-bottom:2px}.result-metric-value{font-family:var(--mono);font-size:13px;color:var(--text)}.result-feedback{font-size:12.5px;line-height:1.5;color:var(--text-dim);margin:14px 0 0}.result-feedback-error{color:#ffb0b0}.result-inline{margin-top:14px;text-align:left}.result-solution{background:var(--bg-inset);border:1px solid var(--line);border-radius:8px;padding:12px}.result-solution .note{margin-bottom:10px}.result-solution .kv{grid-template-columns:minmax(0,1fr) auto}.result-solution .kv dt{overflow-wrap:anywhere}.result-actions{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr) minmax(0,1.25fr);gap:8px;margin-top:18px}.result-actions .btn{width:100%;min-width:0;min-height:40px;padding:8px 10px;font-size:12.5px;line-height:1.25;white-space:normal;overflow-wrap:anywhere}.result-footnote{font-size:11px;color:var(--text-faint);margin:10px 0 0}@media (max-width: 480px){.result-backdrop{padding:12px}.result-card{padding-inline:16px}.result-actions{grid-template-columns:1fr}}.feedback-item{padding:9px 11px;border-radius:6px;border-left:3px solid var(--warn);background:#f5c45112;font-size:13px;margin-bottom:8px;color:var(--text)}.feedback-item-success{border-left-color:var(--good);background:#4ad99114}.feedback-item-error{border-left-color:var(--bad);background:#ff6b6b14}.hint-item{padding:9px 11px;border-radius:6px;background:var(--bg-inset);border:1px solid var(--line);font-size:13px;margin-bottom:8px;color:var(--text-dim)}.hint-level{display:block;font-size:10.5px;text-transform:uppercase;letter-spacing:.1em;color:var(--text-faint);margin-bottom:3px}.history-row{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:10px;padding:7px 8px;border-radius:6px;font-size:12.5px;border:1px solid transparent}.history-row:nth-child(odd){background:var(--bg-inset)}.history-row-current{border-color:var(--accent-dim)}.history-index{font-family:var(--mono);color:var(--text-faint);font-size:11px}.history-detail{font-family:var(--mono);font-size:11px;color:var(--text-faint);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.history-score{font-family:var(--mono);font-weight:600}.splane{width:100%;display:block;background:var(--bg-inset);border:1px solid var(--line);border-radius:7px}.note{font-size:11.5px;color:var(--text-faint);margin-top:6px}.warning-box{border-left:3px solid var(--warn);background:#f5c45112;padding:8px 11px;border-radius:6px;font-size:12.5px;margin-bottom:8px;color:var(--text-dim)}.error-box{border-left:3px solid var(--bad);background:#ff6b6b14;padding:8px 11px;border-radius:6px;font-size:12.5px;margin-bottom:8px;color:var(--text-dim)}.footer-disclaimer{padding:10px 18px;background:var(--bg-panel);border-top:1px solid var(--line);font-size:11.5px;color:var(--text-faint);text-align:center;flex-shrink:0}.list-plain{margin:0;padding-left:18px;color:var(--text-dim);font-size:12.5px}.list-plain li{margin-bottom:5px}.stack{display:flex;flex-direction:column;gap:10px}.divider{height:1px;background:var(--line-soft);margin:12px 0}.mono{font-family:var(--mono);font-size:12px}.dim{color:var(--text-dim)}.faint{color:var(--text-faint)}
