:root {
  --bg: #0a0c0f;
  --panel: #101317;
  --panel-2: #161a20;
  --line: #262c35;
  --text: #e4e7eb;
  --muted: #8a93a0;
  --accent: #b8f04a;       /* acid lime */
  --accent-ink: #0a0c0f;
  --un: #6cb4ee;           /* united republic blue */
  --good: #6ee7a0;
  --bad: #ff6b6b;
  --font: ui-monospace, "JetBrains Mono", "SFMono-Regular", "Cascadia Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }
html, body { scrollbar-color: var(--line) var(--panel); margin: 0; height: 100%; background: var(--bg); color: var(--text); font: 13px/1.5 var(--font); text-transform: lowercase; }
input, select, button, textarea { font: inherit; color: inherit; }
input, select { text-transform: none; }

#map, #map3d { position: fixed; inset: 0; right: 380px; background: var(--bg); }
#map3d { border: 0; width: calc(100% - 380px); height: 100%; }
#map3d[hidden], #map.off, #brand.off { display: none; }
#viewseg { margin: 0; background: var(--panel); }
#viewseg button { padding: 6px 12px; }
.leaflet-container { background: var(--bg); font: inherit; }
.leaflet-tile { image-rendering: pixelated; }
.leaflet-control-zoom a { background: var(--panel); color: var(--text); border-color: var(--line) !important; }
.leaflet-control-zoom a:hover { background: var(--panel-2); color: var(--accent); }

#brand { position: fixed; top: 10px; left: 56px; z-index: 500; background: rgba(10, 12, 15, .85); border: 1px solid var(--line); padding: 6px 10px; pointer-events: none; }
#brand .title { color: var(--accent); font-weight: 700; }

#panel { position: fixed; top: 0; right: 0; bottom: 0; width: 380px; background: var(--panel); border-left: 1px solid var(--line); display: flex; flex-direction: column; z-index: 600; }
#panel-head { padding: 12px 14px; border-bottom: 1px solid var(--line); display: flex; justify-content: space-between; align-items: center; gap: 8px; }
#panel-head .who { font-weight: 700; }
#panel-head .bal { color: var(--accent); }
#tabs { display: flex; border-bottom: 1px solid var(--line); overflow-x: auto; }
#tabs button { flex: 1; background: none; border: 0; border-bottom: 2px solid transparent; padding: 8px 6px; cursor: pointer; color: var(--muted); white-space: nowrap; }
#tabs button.on { color: var(--text); border-bottom-color: var(--accent); }
#tabs button:hover { color: var(--text); }
#panel-body { padding: 14px; overflow-y: auto; flex: 1; }
#panel-toggle { display: none; }

h2 { font-size: 13px; margin: 18px 0 8px; color: var(--accent); font-weight: 700; }
h2:first-child { margin-top: 0; }
p { margin: 6px 0; }
.muted { color: var(--muted); }
.good { color: var(--good); }
.bad { color: var(--bad); }
.row { display: flex; gap: 6px; align-items: center; margin: 6px 0; flex-wrap: wrap; }
.row > input, .row > select { flex: 1; min-width: 0; }
.kv { display: grid; grid-template-columns: 110px 1fr; gap: 2px 10px; margin: 6px 0; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; overflow-wrap: anywhere; }
.list { list-style: none; padding: 0; margin: 6px 0; }
.list li { display: flex; justify-content: space-between; align-items: center; gap: 6px; padding: 6px 0; border-bottom: 1px dashed var(--line); }
.list li:last-child { border-bottom: 0; }
.swatch { display: inline-block; width: 10px; height: 10px; margin-right: 6px; vertical-align: middle; border: 1px solid rgba(255, 255, 255, .3); flex: none; }
.card { border: 1px solid var(--line); background: var(--panel-2); padding: 10px; margin: 8px 0; }
.ico { width: 14px; height: 14px; vertical-align: -2px; margin-left: 4px; flex: none; }

/* nation list: swatch | name + stats | button, every row lined up the same way */
.list.nations li.nrow { display: grid; grid-template-columns: 10px 1fr auto; gap: 0 10px; align-items: start; }
.list.nations li.nrow .swatch { margin: 5px 0 0; }
.list.nations li.nrow .muted { font-size: 12px; }
.list.nations li.neutral { margin: 0 -14px; padding-left: 14px; padding-right: 14px; background: linear-gradient(90deg, rgba(108, 180, 238, .16), transparent 75%); }
.neutral-name { color: var(--un) !important; font-weight: 700; }

label.check { display: flex; align-items: center; gap: 6px; cursor: pointer; color: var(--muted); }
label.check input { accent-color: var(--accent); }

/* one / many chunk switch and the paint tool */
.seg { display: flex; border: 1px solid var(--line); margin-bottom: 12px; }
.seg button { flex: 1; background: none; border: 0; padding: 6px; cursor: pointer; color: var(--muted); }
.seg button.on { background: var(--accent); color: var(--accent-ink); font-weight: 700; }
#map.painting { cursor: crosshair; }
#map.painting.panning { cursor: grab; }
.small-link { font-size: 12px; font-weight: 400; margin-left: 8px; }
.actions { display: flex; flex-direction: column; gap: 8px; margin: 10px 0; }
.action { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.action > .btn { width: 100%; text-align: left; }
.action.head { border: 1px solid var(--line); padding: 8px; flex-direction: column; align-items: stretch; }
.action .btns { display: flex; gap: 6px; flex-wrap: wrap; }
.action select { flex: 1; min-width: 0; }

/* world spawn marker */
.spawn-mark { position: relative; }
.spawn-mark .sdot { position: absolute; left: -6px; top: -6px; width: 12px; height: 12px; transform: rotate(45deg); background: var(--accent); border: 2px solid #0a0c0f; box-shadow: 0 0 0 1px var(--accent), 0 0 8px rgba(0, 0, 0, .8); }
.spawn-mark .slabel { position: absolute; left: 0; top: 9px; transform: translateX(-50%); font: 700 11px var(--font); color: var(--accent); text-shadow: 0 0 3px #000, 0 0 3px #000; }
table.perms.rules td:not(:first-child) { width: 64px; }
table.perms td.faded { opacity: .45; }

/* live players */
.player { position: relative; }
.player .pdot { position: absolute; left: -5px; top: -5px; width: 10px; height: 10px; border-radius: 50%; border: 2px solid #0a0c0f; box-shadow: 0 0 0 1px #fff, 0 0 6px rgba(0, 0, 0, .8); }
.player .pname { position: absolute; left: 9px; top: -9px; white-space: nowrap; font: 700 11px var(--font); color: #fff; text-transform: none; text-shadow: 0 0 3px #000, 0 0 3px #000; }
#online:empty { display: none; }

/* nation border flash when a nation is opened */
.border-flash { animation: border-flash 1.6s ease-out forwards; }
@keyframes border-flash {
  0%   { stroke-width: 2; stroke-opacity: 0; }
  15%  { stroke-width: 4; stroke-opacity: .9; filter: drop-shadow(0 0 3px rgba(255, 255, 255, .45)); }
  100% { stroke-width: 2; stroke-opacity: 0; filter: none; }
}
@media (prefers-reduced-motion: reduce) { .border-flash { animation-duration: .01s; } }

table.perms { width: 100%; border-collapse: collapse; margin: 6px 0; }
table.perms th { color: var(--muted); font-weight: 400; text-align: center; padding: 2px 4px; }
table.perms td { padding: 3px 4px; border-bottom: 1px dashed var(--line); }
table.perms td:not(:first-child) { text-align: center; width: 70px; }
table.perms input { accent-color: var(--accent); }

input[type=text], input[type=password], input[type=number], input[type=datetime-local], select {
  background: var(--bg); border: 1px solid var(--line); padding: 6px 8px; border-radius: 0; outline: none;
}
input:focus, select:focus { border-color: var(--accent); }
input[type=color] { width: 40px; height: 30px; border: 1px solid var(--line); background: var(--bg); padding: 2px; }
button.btn { background: var(--panel-2); border: 1px solid var(--line); padding: 6px 10px; cursor: pointer; }
button.btn:hover { border-color: var(--accent); }
button.btn.primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); font-weight: 700; }
button.btn.danger { color: var(--bad); }
button.btn.danger:hover { border-color: var(--bad); }
button.btn.small { padding: 2px 8px; }
button.link { background: none; border: 0; padding: 0; color: var(--text); cursor: pointer; text-decoration: underline; text-decoration-color: var(--muted); text-underline-offset: 3px; }
button.link:hover { color: var(--accent); text-decoration-color: var(--accent); }
details summary { cursor: pointer; color: var(--accent); }
details .card { margin-top: 6px; }
code { background: var(--bg); border: 1px solid var(--line); padding: 1px 5px; text-transform: none; color: var(--accent); }

#toast { position: fixed; left: 50%; bottom: 20px; transform: translateX(-50%); background: var(--panel-2); border: 1px solid var(--accent); padding: 8px 14px; z-index: 1000; opacity: 0; pointer-events: none; transition: opacity .2s; max-width: 90vw; }
#toast.show { opacity: 1; }
#toast.err { border-color: var(--bad); color: var(--bad); }

.nation-label span { position: absolute; transform: translate(-50%, -50%); white-space: nowrap; color: #fff; font: 700 12px var(--font); text-shadow: 0 0 3px #000, 0 0 3px #000, 0 0 6px #000; cursor: pointer; padding: 2px 4px; display: inline-flex; align-items: center; }
.nation-label span:hover { color: var(--accent); text-decoration: underline; }
.nation-label.neutral span { transform: translate(-50%, -190%); color: #d6ecff; font-size: 13px; text-shadow: 0 0 3px #000, 0 0 3px #000, 0 0 10px rgba(108, 180, 238, .9); }
.nation-label .ico { width: 15px; height: 15px; margin-left: 4px; filter: drop-shadow(0 0 2px #000); }

#corner { position: fixed; left: 12px; bottom: 12px; z-index: 650; display: flex; gap: 8px; align-items: center; }
#help-btn { background: var(--panel); border: 1px solid var(--line); padding: 6px 12px; cursor: pointer; }
#help-btn:hover { border-color: var(--accent); color: var(--accent); }
#join-btn { background: var(--accent); color: var(--accent-ink); border: 1px solid var(--accent); padding: 8px 16px; font-weight: 700; cursor: pointer; }
#join-btn:hover { filter: brightness(1.1); }
#join-btn.pulse { animation: pulse 1.8s ease-out infinite; }
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(184, 240, 74, .65); }
  70% { box-shadow: 0 0 0 14px rgba(184, 240, 74, 0); }
  100% { box-shadow: 0 0 0 0 rgba(184, 240, 74, 0); }
}
@media (prefers-reduced-motion: reduce) { #join-btn.pulse { animation: none; } }
.modal { position: fixed; inset: 0; z-index: 900; background: rgba(0, 0, 0, .65); display: flex; align-items: center; justify-content: center; padding: 16px; }
.modal[hidden] { display: none; }
.copyrow { display: flex; gap: 8px; align-items: center; margin: 6px 0; }
.copyrow code { font-size: 14px; padding: 4px 8px; }
.help-card { scrollbar-color: var(--line) var(--panel); position: relative; width: 100%; max-width: 600px; max-height: 88vh; overflow-y: auto; background: var(--panel); border: 1px solid var(--line); border-top: 2px solid var(--accent); padding: 18px 20px; }
.help-card h3 { font-size: 13px; margin: 16px 0 4px; color: var(--text); }
.help-card details { border-top: 1px dashed var(--line); padding: 8px 0; }
.help-card details summary { color: var(--text); font-weight: 700; }
.help-card details p, .help-card details li { color: var(--muted); }
ul.tight { margin: 6px 0; padding-left: 18px; }
ul.tight li { margin: 3px 0; }
.help-card .join { display: grid; grid-template-columns: auto 1fr; gap: 4px 12px; margin: 6px 0 4px; }
.help-close { position: absolute; top: 14px; right: 16px; }

@media (max-width: 760px) {
  #map, #map3d { right: 0; bottom: 0; width: 100%; }
  #panel { top: auto; width: 100%; height: 55vh; border-left: 0; border-top: 1px solid var(--line); transition: transform .2s; }
  #panel.hidden { transform: translateY(calc(100% - 44px)); }
  #panel-toggle { display: block; position: fixed; right: 12px; bottom: calc(55vh + 8px); z-index: 700; background: var(--panel); border: 1px solid var(--line); width: 36px; height: 36px; cursor: pointer; }
  #panel.hidden ~ #panel-toggle { bottom: 52px; }
  #brand { left: 50px; right: 12px; }
  #corner { bottom: calc(55vh + 8px); }
  #panel.hidden ~ #corner { bottom: 52px; }
}