:root{--bg:#111827;--card:#1f2937;--border:#374151;--text:#f9fafb;--muted:#9ca3af;--green:#4ade80;--red:#f87171;--blue:#60a5fa;--accent:#818cf8}
*{box-sizing:border-box;margin:0;padding:0}
[hidden]{display:none!important}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}
body{background:var(--bg);color:var(--text);font:14px/1.5 'Segoe UI',system-ui,sans-serif;min-height:100vh}
button:focus-visible,summary:focus-visible,[role=tab]:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

/* Page chrome */
header{background:var(--card);border-bottom:1px solid var(--border);padding:12px 20px;display:flex;align-items:center;gap:12px;flex-wrap:wrap}
header h1{font-size:18px;font-weight:700;color:var(--text)}
header h1 span{color:var(--accent)}
.docs-links{display:flex;gap:12px;margin-left:auto;font-size:12px}
.docs-links a{color:var(--blue);text-decoration:none}
.docs-links a:hover{text-decoration:underline}
.docs-home{color:inherit;text-decoration:none}
.docs-main{display:block;max-width:1000px;margin:0 auto;padding:24px 16px}
.docs-content{line-height:1.7}
.docs-content h1,.docs-content h2,.docs-content h3{color:var(--text);text-transform:none;letter-spacing:normal;margin:1.2em 0 .45em}
.docs-content h1{font-size:24px}
.docs-content h2{font-size:20px}
.docs-content h3{font-size:16px}
.docs-content p,.docs-content ul,.docs-content ol,.docs-content table,.docs-content pre{margin:.6em 0 1em}
.docs-content ul,.docs-content ol{padding-left:1.6em}
.docs-content a{color:var(--blue)}
.docs-content table{display:block;overflow-x:auto;border-collapse:collapse}
.docs-content th,.docs-content td{padding:7px 9px;border:1px solid var(--border);text-align:left}
.docs-content pre{overflow-x:auto;padding:12px;background:#111827;border-radius:6px}
.docs-content code{font-family:Consolas,monospace;font-size:.92em}
.docs-content :not(pre)>code{padding:2px 4px;background:#111827;border-radius:4px}
.sim-status{margin-left:auto;color:var(--muted);font-size:12px}
.sim-status.ok{color:var(--green)}
.sim-status.error{color:var(--red)}
main{display:grid;grid-template-columns:520px 1fr;gap:16px;padding:16px;max-width:1600px;margin:0 auto}
main>section{min-width:0}
.card{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:14px}
.card+.card{margin-top:12px}
.card h2{font-size:13px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:10px}
.section-title{font-size:12px;font-weight:600;color:var(--muted);text-transform:uppercase;margin:12px 0 6px}
.hint{font-size:11px;color:var(--muted);margin-bottom:6px}
.empty-state{text-align:center;padding:40px;color:var(--muted)}
@media(max-width:1000px){main{grid-template-columns:minmax(0,1fr)}}

/* Buttons and form controls */
.btn{border:none;border-radius:6px;cursor:pointer;font:inherit;padding:8px 16px;transition:.15s}
.btn:disabled{opacity:.4;cursor:default}
.btn-primary{background:var(--accent);color:#fff;font-weight:600}
.btn-primary:hover:enabled{opacity:.85}
.btn-sm{padding:4px 10px;font-size:12px;background:var(--border);color:var(--text)}
.btn-run{background:var(--green);color:#000;font-weight:700;font-size:15px;padding:10px 32px;border-radius:8px;width:100%;margin-top:12px}
.btn-run:hover:enabled{opacity:.85}
label{display:block;font-size:12px;color:var(--muted);margin-bottom:3px}
input[type=number],input[type=text],input[type=search],select,textarea{width:100%;background:#111827;border:1px solid var(--border);border-radius:5px;color:var(--text);font:inherit;padding:6px 9px;font-size:13px}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent)}
.row{display:flex;gap:8px}
.row>*{flex:1;min-width:0}
.row+.hint{margin-top:8px}

/* Battle builder */
.tab-bar{display:flex;gap:4px;margin-bottom:8px}
.tab{padding:5px 12px;border-radius:5px;cursor:pointer;font:inherit;font-size:12px;font-weight:600;color:var(--muted);background:none;border:1px solid var(--border)}
.tab[aria-selected=true]{background:var(--accent);color:#fff;border-color:var(--accent)}
.side-section{border:1px solid var(--border);border-radius:8px;padding:10px;margin-top:12px}
.side-section h3{font-size:12px;font-weight:700;color:var(--accent);margin-bottom:8px}
.side-section .hint{margin-top:8px}
.troop-grid{display:grid;grid-template-columns:80px repeat(5,1fr);gap:4px;align-items:center;font-size:12px}
.troop-grid .header-cell{color:var(--muted);text-align:center;font-weight:600}
.troop-grid .kind-label{color:var(--text);font-weight:600}
.troop-grid input{padding:4px;font-size:12px;text-align:right}
.bonus-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}
.bonus-grid input{font-size:12px}
.kind-bonus-list{display:grid;gap:5px}
.kind-bonus{border:1px solid var(--border);border-radius:5px;padding:6px 8px}
.kind-bonus summary{cursor:pointer;font-size:12px;color:var(--text);font-weight:600}
.kind-bonus .bonus-grid{margin-top:8px}
.check-row{display:flex;align-items:center;gap:8px;cursor:pointer}
.check-row input{accent-color:var(--accent)}
.resource-section{margin-top:12px;padding-top:8px;border-top:1px solid var(--border)}
.resource-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px;font-size:12px}
.resource-list{display:grid;gap:6px}
.resource-row{display:grid;grid-template-columns:minmax(100px,1.2fr) repeat(2,minmax(55px,.55fr)) auto;align-items:end;gap:6px}
.resource-row label{margin:0}
.resource-row select,.resource-row input{font-size:12px;padding:4px}
.resource-row .remove-resource{align-self:end}
.resource-warning{grid-column:1/-1;color:var(--red);font-size:11px}
.defence-grid{display:grid;grid-template-columns:75px repeat(4,minmax(0,1fr));gap:4px;align-items:center;font-size:12px}
.defence-grid>span{color:var(--muted);text-align:center}
.defence-grid strong{font-size:11px}
.defence-grid input{text-align:right;padding:4px;font-size:12px}
.defence-cell{min-width:0}.mapped-defence-name{display:block;font-size:10px;color:var(--muted);overflow-wrap:anywhere;min-height:30px}
.json-tab textarea{min-height:300px;font-family:Consolas,monospace;font-size:12px;resize:vertical}
.config-file-controls{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-top:10px}
.config-file-controls input[type=file]{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;clip-path:inset(50%)}
.config-file-controls input[type=file]:focus-visible{position:static;width:auto;height:auto;overflow:visible;clip:auto;clip-path:none;white-space:normal}
#config-file-status{flex:1 1 100%;font-size:12px;color:var(--muted)}
#config-file-status.error{color:var(--red)}

/* Browser-local profiles and presets */
.configuration-library{margin:12px 0;border:1px solid var(--border);border-radius:8px;padding:10px}
.configuration-library>summary{cursor:pointer;font-weight:600;color:var(--accent)}
.configuration-library>summary span{display:block;font-weight:400;color:var(--muted)}
.configuration-library>.hint{margin-top:8px}
.library-panel{padding:10px 0;border-bottom:1px solid var(--border)}
.library-panel h3{font-size:13px;margin-bottom:6px}
.library-picker{display:grid;grid-template-columns:1fr;gap:6px}
.library-actions{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}
.library-preview{white-space:pre-line;overflow-wrap:anywhere;margin-top:6px;max-height:110px;overflow-y:auto}
.library-management{margin-top:8px;font-size:12px}
.library-management>summary{cursor:pointer;color:var(--muted)}
.library-status{font-size:12px;color:var(--muted);overflow-wrap:anywhere;margin-top:8px}
.library-status.error{color:var(--red)}
.army-transfer{margin-top:12px}
.advantage-grid label{min-height:34px}
#library-dialog{margin:auto;width:min(680px,calc(100vw - 24px));max-height:calc(100vh - 24px);overflow:auto;background:var(--card);color:var(--text);border:1px solid var(--accent);border-radius:10px;padding:18px}
#library-dialog::backdrop{background:#0009}
#library-dialog h2{margin-bottom:8px}
#library-dialog label{margin-top:10px}
#library-data{font:12px/1.5 Consolas,monospace;resize:vertical;min-height:180px}
#library-notes{resize:vertical}
#library-dialog input[readonly],#library-dialog textarea[readonly]{color:var(--muted)}

/* Result summary */
.error-box{background:#7f1d1d20;border:1px solid var(--red);border-radius:6px;padding:10px;color:var(--red);font-size:13px;margin-bottom:12px}
.loading{display:flex;align-items:center;gap:8px;padding:20px;justify-content:center;color:var(--muted)}
.spinner{width:20px;height:20px;border:2px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.winner-banner{border-radius:8px;padding:12px 20px;font-size:18px;font-weight:700;text-align:center;margin-bottom:12px}
.winner-left{background:#14532d;color:var(--green)}
.winner-right{background:#7f1d1d;color:var(--red)}
.winner-draw{background:#1e3a5f;color:var(--blue)}
.stat-row{display:flex;gap:16px;margin-bottom:12px}
.stat{flex:1;background:#111827;border-radius:6px;padding:8px 12px;text-align:center}
.stat-label{font-size:11px;color:var(--muted);margin-bottom:2px}
.stat-value{font-size:20px;font-weight:700}
.mono{font-family:Consolas,monospace;font-size:12px}
table{width:100%;border-collapse:collapse;font-size:12px}
th{background:#111827;color:var(--muted);font-weight:600;text-align:left;padding:6px 8px;border-bottom:1px solid var(--border)}
td{padding:5px 8px;border-bottom:1px solid #1f2937}
tr:hover td{background:#252f3f}
.pct-bar{height:4px;background:var(--border);border-radius:2px;margin-top:2px}
.pct-fill{height:100%;border-radius:2px;background:var(--red)}
.result-section{margin:12px 0;border:1px solid var(--border);border-radius:7px;overflow:hidden}
.result-section summary{display:flex;align-items:center;gap:8px;cursor:pointer;padding:9px 10px;font-size:12px;font-weight:600;color:var(--muted);list-style:none;user-select:none}
.result-section summary::-webkit-details-marker{display:none}
.result-section summary::before{content:'▶';font-size:9px}
.result-section[open] summary::before{content:'▼'}
.result-section summary:focus-visible{outline-offset:-2px}
.section-count{font-size:11px;font-weight:400}
.section-action{margin-left:auto;font-size:11px;font-weight:400}
.result-section .when-open{display:none}
.result-section[open] .when-open{display:inline}
.result-section[open] .when-closed{display:none}
.section-table{overflow-x:auto}
.section-note{padding:6px 10px}
.tick-info{font-size:12px;color:var(--muted)}
.systems-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;padding:8px}
.system-card{min-width:0;border:1px solid var(--border);border-radius:6px;padding:8px}
.system-card h4{font-size:12px;color:var(--muted);margin-bottom:5px}
.system-card p,.system-card li{font-size:11px;color:var(--text);overflow-wrap:anywhere}
.system-card ul{padding-left:18px}
.system-card .system-empty{color:var(--muted)}

/* Tick player */
.tick-controls{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:8px}
.tick-controls select{width:auto}
.tick-controls label{margin:0}
.tick-timeline{display:flex;align-items:center;gap:10px;margin-bottom:6px}
.tick-timeline input[type=range]{flex:1;min-width:0;accent-color:var(--accent)}
#tick-display{overflow-x:auto}
.tick-unit-row{cursor:pointer}
.tick-unit-row.selected td{background:#334155}
.tick-unit-row:focus-visible{outline:2px solid var(--accent);outline-offset:-2px}

/* Battlefield */
.battlefield{margin-top:12px;border:1px solid var(--border);border-radius:8px;overflow:hidden;background:#0c1424}
.battlefield-heading{display:flex;justify-content:space-between;gap:8px;align-items:center;flex-wrap:wrap;padding:10px 12px;border-bottom:1px solid var(--border)}
.battlefield-heading strong{font-size:13px}
.battlefield-heading span{font-size:12px;color:var(--muted)}
.battlefield-map{overflow-x:auto}
#battlefield-svg{display:block;width:100%;min-width:560px;height:auto}
.battlefield-legend{display:flex;flex-wrap:wrap;gap:6px 14px;padding:8px 12px;font-size:11px;color:var(--muted);border-top:1px solid var(--border)}
.battlefield-legend span{display:inline-flex;align-items:center;gap:5px}
.legend-left{color:var(--blue)}
.legend-right{color:var(--red)}
.legend-dot{width:8px;height:8px;border-radius:50%;background:var(--state-color)}
.battlefield-unit{cursor:pointer;outline:none;color:var(--blue);--state-color:#94a3b8}
.battlefield-unit[data-side=Right]{color:var(--red)}
.battlefield-unit[data-state=Moving]{--state-color:#38bdf8}
.battlefield-unit[data-state=Starting]{--state-color:#fb923c}
.battlefield-unit[data-state=Acting]{--state-color:#facc15}
.battlefield-unit[data-state=Dead],.battlefield-unit[data-state=Absent]{--state-color:#64748b;opacity:.45}
.unit-body{fill:#111c30;stroke:currentColor;stroke-width:2}
.unit-status-ring{fill:none;stroke:var(--state-color);stroke-width:2;stroke-dasharray:3 3}
.battlefield-unit[data-state=Moving] .unit-status-ring{stroke-dasharray:7 3}
.battlefield-unit[data-state=Acting] .unit-status-ring{stroke-dasharray:none;stroke-width:3}
.battlefield-unit.is-selected .unit-body,.battlefield-unit:focus .unit-body,.battlefield-unit:hover .unit-body{stroke:#fff;stroke-width:3}
.battlefield-unit.is-selected .unit-label{fill:#fff;font-weight:700}
.unit-icon{fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.unit-label{fill:currentColor;font:11px 'Segoe UI',sans-serif;paint-order:stroke;stroke:#0c1424;stroke-width:3px}
.unit-hp{fill:currentColor}
.unit-hp-track{fill:#334155}
.unit-dead-mark{display:none;stroke:#cbd5e1;stroke-width:2}
.battlefield-unit[data-state=Dead] .unit-dead-mark{display:block}
.unit-details{padding:10px 12px;border-top:1px solid var(--border);font-size:12px;min-height:66px}
.unit-detail-title{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:5px}
.unit-detail-values{display:flex;gap:6px 16px;flex-wrap:wrap;color:var(--muted)}
.unit-state-badge{padding:1px 7px;border:1px solid var(--border);border-radius:4px}
.side-left{color:var(--blue)}
.side-right{color:var(--red)}

/* Hover card */
.unit-hover{position:fixed;z-index:50;width:240px;max-width:calc(100vw - 16px);padding:10px 12px;border:1px solid var(--border);border-radius:8px;background:#111c30;box-shadow:0 8px 24px #0008;font-size:12px;line-height:1.5;pointer-events:none}
.unit-hover-title{font-weight:700;margin-bottom:3px}
.unit-hover-state{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:7px}
.unit-hover-grid{display:grid;grid-template-columns:1fr 1fr;gap:5px 12px}
.unit-hover-grid span{display:block;color:var(--muted);font-size:10px}
.unit-hover-grid strong{font-size:12px;font-weight:600}
.unit-hover-tiers{margin-top:7px;padding-top:6px;border-top:1px solid var(--border);color:var(--muted);font-size:11px}
@media(max-width:650px){.bonus-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.systems-grid{grid-template-columns:1fr}.resource-row{grid-template-columns:minmax(90px,1fr) repeat(2,minmax(48px,.5fr)) auto}}
.event-controls{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding:8px 10px}
.event-controls label{margin:0}.event-controls select{width:auto;max-width:100%}
.event-list{max-height:260px;overflow:auto;padding:6px 10px 10px}
.event-list ol{list-style:none;display:grid;gap:6px}.event-list li{font-size:12px;overflow-wrap:anywhere}
.event-list small{color:var(--muted)}
.event-jump{background:var(--border);border:1px solid var(--border);border-radius:4px;color:var(--blue);padding:4px 8px;cursor:pointer;font:inherit}
@media(max-width:480px){
  main{padding:8px;gap:8px}.card{padding:10px}.side-section{padding:8px}
  .row{flex-wrap:wrap}.row>*{flex:1 1 40%}
  .troop-grid{grid-template-columns:62px repeat(5,minmax(0,1fr));gap:2px}
  .troop-grid input{font-size:11px;padding:5px 1px}
  .resource-row{grid-template-columns:minmax(0,1fr) minmax(50px,.5fr)}
  .resource-row label:first-child{grid-column:1/-1}.resource-row .remove-resource{justify-self:start}
  .stat-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px}
  .tick-timeline{flex-wrap:wrap}.tick-timeline input[type=range]{flex-basis:100%}
  .tick-controls .btn,.event-controls .btn{min-height:36px}
}
@media(prefers-reduced-motion:reduce){.btn{transition:none}.spinner{animation:none}}