/* Freeciv WASM — classic desktop strategy theme */
:root {
  --bg: #15181d;
  --panel: #1e242c;
  --panel2: #232b35;
  --edge: #37424f;
  --text: #d8dee6;
  --muted: #8d99a8;
  --accent: #e8c352;
  --accent2: #4d9de0;
  --danger: #d05b4d;
  --ok: #6fbf5a;
  --sel: #f0e68c;
  --font: "Trebuchet MS", "Segoe UI", Verdana, sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; background: var(--bg); color: var(--text); font-family: var(--font); overflow: hidden; }
#app { display: flex; flex-direction: column; height: 100%; }

/* ---------- top bar ---------- */
#topbar {
  display: flex; justify-content: space-between; align-items: center;
  background: linear-gradient(#2a3240, #1e242c); border-bottom: 1px solid var(--edge);
  padding: 4px 10px; min-height: 44px; gap: 8px; flex-wrap: wrap;
}
.tb-left { display: flex; align-items: center; gap: 8px; min-width: 0; flex-wrap: wrap; }
.tb-right { display: flex; align-items: center; gap: 8px; }
#tb-flag { width: 30px; height: 20px; border: 1px solid var(--edge); image-rendering: pixelated; }
#tb-nation { font-weight: bold; color: var(--accent); white-space: nowrap; }
.tb-chip {
  background: var(--panel2); border: 1px solid var(--edge); border-radius: 4px;
  padding: 3px 8px; font-size: 13px; white-space: nowrap; cursor: pointer;
}
.tb-chip:hover { border-color: var(--accent2); }
.tb-research { color: var(--accent2); max-width: 300px; overflow: hidden; text-overflow: ellipsis; }
.tb-btn {
  background: var(--panel2); color: var(--text); border: 1px solid var(--edge);
  border-radius: 4px; padding: 6px 14px; font-size: 14px; cursor: pointer; font-family: var(--font);
}
.tb-btn:hover { border-color: var(--accent2); background: #2b3540; }
.tb-btn.primary { background: #3d5a2b; border-color: #5b8f3e; font-weight: bold; }
.tb-btn.primary:hover { background: #4a6e35; }
.tb-btn.attention { animation: pulse 1s infinite alternate; }
@keyframes pulse { from { background: #3d5a2b; } to { background: #68984a; } }

/* ---------- main layout ---------- */
#main { display: flex; flex: 1; min-height: 0; }
#mapwrap { flex: 1; position: relative; min-width: 0; background: #000; outline: none; overflow: hidden; }
#mapview { position: absolute; inset: 0; width: 100%; height: 100%; image-rendering: pixelated; cursor: crosshair; }

#sidebar {
  width: 262px; flex: none; display: flex; flex-direction: column;
  background: var(--panel); border-left: 1px solid var(--edge);
  overflow-y: auto;
}
.panel { border-bottom: 1px solid var(--edge); padding: 8px; }
.panel.grow { flex: 1; display: flex; flex-direction: column; min-height: 120px; }
.panel-title { font-size: 11px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); margin-bottom: 4px; }
#minimap { width: 100%; image-rendering: pixelated; cursor: pointer; border: 1px solid var(--edge); background: #001a2e; }

.ui-head { display: flex; gap: 8px; align-items: center; margin-bottom: 6px; }
#ui-sprite { width: 48px; height: 48px; background: #111; border: 1px solid var(--edge); image-rendering: pixelated; }
.ui-title { font-weight: bold; }
.ui-row { font-size: 12px; margin: 2px 0; }
.hpbar { width: 100%; height: 6px; background: #111; border: 1px solid var(--edge); margin-top: 3px; }
.hpbar i { display: block; height: 100%; background: var(--ok); width: 100%; }
.muted { color: var(--muted); font-size: 12px; }

.orders { display: grid; grid-template-columns: repeat(3, 1fr); gap: 4px; margin-top: 6px; }
.orders button {
  background: var(--panel2); color: var(--text); border: 1px solid var(--edge);
  border-radius: 3px; font-size: 11px; padding: 5px 2px; cursor: pointer; font-family: var(--font);
}
.orders button:hover:not(:disabled) { border-color: var(--accent); }
.orders button:disabled { opacity: .35; cursor: default; }
.orders button.hot { border-color: var(--accent); box-shadow: 0 0 4px var(--accent); }

#msglog { flex: 1; overflow-y: auto; font-size: 12px; line-height: 1.45; }
#msglog .m { padding: 1px 0; border-bottom: 1px dotted #262c33; cursor: pointer; }
#msglog .m:hover { color: #fff; }
#msglog .m.c1 { color: var(--accent2); }
#msglog .m.c2 { color: var(--danger); }

/* ---------- dialogs ---------- */
#dlgroot:empty { display: none; }
.dlg-backdrop {
  position: fixed; inset: 0; background: rgba(0,0,0,.55); z-index: 40;
  display: flex; align-items: center; justify-content: center;
}
.dlg {
  background: var(--panel); border: 2px solid var(--edge); border-radius: 6px;
  min-width: 320px; max-width: min(96vw, 1100px); max-height: 92vh;
  display: flex; flex-direction: column; box-shadow: 0 8px 40px #000c;
}
.dlg-head {
  display: flex; justify-content: space-between; align-items: center;
  padding: 8px 12px; border-bottom: 1px solid var(--edge); background: var(--panel2);
  border-radius: 6px 6px 0 0;
}
.dlg-head h2 { margin: 0; font-size: 16px; color: var(--accent); }
.dlg-close { background: none; border: none; color: var(--muted); font-size: 18px; cursor: pointer; padding: 0 4px; }
.dlg-close:hover { color: #fff; }
.dlg-body { padding: 12px; overflow: auto; }
.dlg-foot { padding: 8px 12px; border-top: 1px solid var(--edge); display: flex; justify-content: flex-end; gap: 8px; }

.dlg button, .btn {
  background: var(--panel2); color: var(--text); border: 1px solid var(--edge);
  border-radius: 4px; padding: 6px 12px; font-size: 13px; cursor: pointer; font-family: var(--font);
}
.dlg button:hover:not(:disabled), .btn:hover:not(:disabled) { border-color: var(--accent2); }
.dlg button.primary, .btn.primary { background: #3d5a2b; border-color: #5b8f3e; }
.dlg button.danger { border-color: var(--danger); color: var(--danger); }
.dlg button:disabled { opacity: .4; cursor: default; }
.dlg input[type=text], .dlg input[type=number], .dlg select {
  background: #11161c; color: var(--text); border: 1px solid var(--edge);
  border-radius: 4px; padding: 6px 8px; font-size: 13px; font-family: var(--font);
}
.dlg input[type=range] { width: 120px; }
.dlg label { font-size: 13px; display: flex; align-items: center; gap: 6px; }
.dlg table { border-collapse: collapse; width: 100%; font-size: 13px; }
.dlg th { text-align: left; color: var(--muted); font-weight: normal; font-size: 11px; text-transform: uppercase; padding: 4px 8px; border-bottom: 1px solid var(--edge); }
.dlg td { padding: 4px 8px; border-bottom: 1px solid #262c33; }
.dlg tr.sel td { background: #2b3a4d; }
.dlg tr:hover td { background: #232c38; cursor: pointer; }
.dlg .grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.dlg .cols { display: flex; gap: 14px; }
.dlg .cols > * { min-width: 0; }
.dlg h3 { margin: 10px 0 6px; font-size: 13px; color: var(--accent2); text-transform: uppercase; letter-spacing: .05em; }
.listbox { border: 1px solid var(--edge); border-radius: 4px; overflow-y: auto; max-height: 260px; background: #12161c; }
.listbox .li { padding: 4px 8px; font-size: 13px; cursor: pointer; display: flex; align-items: center; gap: 8px; }
.listbox .li:hover { background: #232c38; }
.listbox .li.sel { background: #2b3a4d; }
.listbox .li.dis { opacity: .45; }
.listbox .li img, .listbox .li canvas { image-rendering: pixelated; }

/* setup dialog */
.setup-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px,1fr)); gap: 14px; }
.setup-grid .card { background: var(--panel2); border: 1px solid var(--edge); border-radius: 6px; padding: 10px; }
.setup-grid h3 { margin-top: 0; }
.nat-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(120px,1fr)); gap: 4px; max-height: 300px; overflow-y: auto; }
.nat-opt { display: flex; align-items: center; gap: 6px; padding: 4px; border: 1px solid transparent; border-radius: 4px; cursor: pointer; font-size: 12px; }
.nat-opt:hover { border-color: var(--edge); }
.nat-opt.sel { border-color: var(--accent); background: #2b3a4d; }
.nat-opt img { width: 24px; height: 16px; image-rendering: pixelated; }

/* city dialog */
.citydlg { display: grid; grid-template-columns: auto 300px; gap: 14px; }
.citymap-wrap { position: relative; }
#citymap { image-rendering: pixelated; border: 1px solid var(--edge); cursor: pointer; background: #000; }
.city-yields { display: flex; gap: 10px; font-size: 13px; margin: 6px 0; }
.city-yields b { color: var(--accent); }
.city-gridlist { max-height: 220px; overflow-y: auto; border: 1px solid var(--edge); border-radius: 4px; background: #12161c; }
.citrow { display: flex; gap: 2px; margin: 4px 0; align-items: center; flex-wrap: wrap; }
.citrow img { width: 20px; height: 20px; image-rendering: pixelated; }

/* research dialog */
.techlist { max-height: 380px; overflow-y: auto; }
.techrow { display: flex; align-items: center; gap: 8px; padding: 5px 8px; cursor: pointer; border-bottom: 1px solid #20262e; font-size: 13px; }
.techrow:hover { background: #232c38; }
.techrow.sel { background: #2b3a4d; }
.techrow canvas, .listbox canvas { image-rendering: pixelated; }
.tech-goal { color: var(--accent); }

/* tax dialog */
.tax-row { display: flex; align-items: center; gap: 10px; margin: 8px 0; font-size: 14px; }
.tax-row output { width: 44px; text-align: right; font-weight: bold; }

/* toasts */
#toasts { position: fixed; left: 12px; bottom: 12px; z-index: 60; display: flex; flex-direction: column; gap: 6px; pointer-events: none; }
.toast {
  background: #202935e8; border: 1px solid var(--edge); border-left: 3px solid var(--accent);
  padding: 8px 12px; border-radius: 4px; font-size: 13px; max-width: 420px;
  animation: toastin .2s ease-out;
}
.toast.bad { border-left-color: var(--danger); }
@keyframes toastin { from { transform: translateY(8px); opacity: 0; } }

/* context menu */
.ctxmenu {
  position: fixed; z-index: 70; background: var(--panel2); border: 1px solid var(--edge);
  border-radius: 4px; min-width: 180px; box-shadow: 0 6px 24px #000a; padding: 4px 0;
}
.ctxmenu .ci { padding: 6px 14px; font-size: 13px; cursor: pointer; display: flex; justify-content: space-between; gap: 12px; }
.ctxmenu .ci:hover { background: #2b3a4d; }
.ctxmenu .ci.dis { opacity: .4; cursor: default; }
.ctxmenu .ci .kbd { color: var(--muted); font-size: 11px; }
.ctxmenu hr { border: none; border-top: 1px solid var(--edge); margin: 4px 0; }

/* loadscreen */
#loadscreen { position: fixed; inset: 0; background: var(--bg); z-index: 100; display: flex; align-items: center; justify-content: center; }
.load-card { text-align: center; }
.load-card h1 { color: var(--accent); font-size: 42px; margin: 0 0 8px; }
.load-card small { color: var(--muted); font-size: 20px; }
.load-bar { width: 280px; height: 8px; background: #11161c; border: 1px solid var(--edge); margin: 14px auto 0; }
.load-bar i { display: block; height: 100%; width: 10%; background: var(--accent2); transition: width .3s; }

/* responsive */
@media (max-width: 900px) {
  #sidebar { width: 200px; }
  .citydlg { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  #main { flex-direction: column; }
  #sidebar { width: 100%; flex-direction: row; flex-wrap: wrap; }
  #sidebar .panel { min-width: 46%; flex: 1; }
}