/* XenoXanadu — shared "neon arcade" chrome.
 *
 * Drop into any game page, in <head> BEFORE the game's own <style> block:
 *     <link rel="stylesheet" href="../../lib/arcade.css" />
 *
 * This is the structural styling every game shares — the CRT scanline overlay,
 * the control bar, segmented toggles, name fields, scoreboard frame, status line,
 * and the whole Bring-Your-Own-Model AI panel (see lib/board-ai.js). It is driven
 * entirely by CSS custom properties, so each game keeps ONLY its own palette and
 * board-specific rules in a small inline <style>:
 *
 *   :root {
 *     --bg / --bg-2 / --panel / --panel-2 / --grid / --line   (surfaces)
 *     --text / --muted / --accent / --mono                    (type + accent)
 *     --on-accent      text colour on an --accent fill        (default #14110f)
 *     --seg-bg / --seg-active-bg   segmented-toggle fills      (default --bg-2 / --panel-2)
 *     --ai-on / --ai-err           AI status dot colours       (default --accent / #ff2e88)
 *     --wrap-max       page content width                      (default 720px)
 *   }
 *
 * Games still define their own h1, subtitle, board and disc/mark styling — that's
 * the part that gives each game its identity.
 */

* { box-sizing: border-box; }

html, body {
  margin: 0; padding: 0;
  color: var(--text);
  font-family: var(--mono);
  min-height: 100vh;
}

/* Hide every Bring-Your-Own-Model affordance on the hosted site (set by the
 * inline pre-paint snippet in each page's <head>). AI only works run locally. */
html.hosted .ai-only { display: none !important; }

.wrap { max-width: var(--wrap-max, 720px); margin: 0 auto; padding: 30px 20px 70px; }

/* ---------- control bar ---------- */
.controls {
  display: flex; flex-wrap: wrap; gap: 16px 28px; align-items: flex-end; justify-content: center;
  background: var(--panel); border: 1px solid var(--grid); border-radius: 0;
  padding: 20px; margin-bottom: 20px;
}
.field { display: flex; flex-direction: column; gap: 8px; }
.field > label { font-size: 11px; color: var(--accent); letter-spacing: 2px; text-transform: uppercase; }

/* segmented toggle */
.seg { display: flex; gap: 6px; }
.seg-btn {
  padding: 9px 15px; border: 1px solid var(--grid); background: var(--seg-bg, var(--bg-2)); color: var(--muted);
  font-family: var(--mono); font-weight: 700; letter-spacing: 1px; text-transform: uppercase;
  cursor: pointer; border-radius: 0; font-size: 13px;
  transition: color .12s ease, border-color .12s ease, background .12s ease;
}
.seg-btn:hover { color: var(--text); border-color: var(--muted); }
.seg-btn.active { border-color: var(--accent); color: var(--accent); background: var(--seg-active-bg, var(--panel-2)); }

/* primary action button (games keep id="newGame" for their JS) */
#newGame {
  cursor: pointer; border: 1px solid var(--accent); border-radius: 0; padding: 11px 22px;
  font-size: 14px; font-weight: 700; letter-spacing: 1.5px; text-transform: uppercase;
  font-family: var(--mono); color: var(--accent); background: transparent;
  transition: transform .06s ease, background .15s ease, color .15s ease;
}
#newGame:hover { background: var(--accent); color: var(--on-accent, #14110f); }
#newGame:active { transform: translateY(1px); }

/* ---------- player name fields ---------- */
.names { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-bottom: 22px; }
.name-field {
  display: flex; align-items: center; gap: 9px; background: var(--panel);
  border: 1px solid var(--grid); border-radius: 0; padding: 8px 12px; transition: border-color .12s ease;
}
.name-field:focus-within { border-color: var(--accent); }
.name-field input {
  background: transparent; border: none; color: var(--text);
  font-family: var(--mono); font-size: 14px; width: 114px;
}
.name-field input:focus { outline: none; }

/* ---------- scoreboard ---------- */
.scoreboard { display: flex; gap: 12px; justify-content: center; margin-bottom: 20px; }
.score-card {
  flex: 1 1 130px; max-width: 200px; background: var(--panel); border: 1px solid var(--grid);
  border-radius: 0; padding: 12px 14px; text-align: center;
  transition: border-color .2s ease, transform .2s ease;
}
.score-card .name {
  font-weight: 700; font-size: 13px; letter-spacing: 1px; text-transform: uppercase;
  display: flex; align-items: center; justify-content: center; gap: 8px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.score-card .score { font-size: 38px; font-weight: 800; line-height: 1.2; }

/* ---------- status + winner ---------- */
.status {
  text-align: center; min-height: 26px; font-size: 15px; letter-spacing: 1px;
  margin-bottom: 18px; color: var(--muted); text-transform: uppercase;
}
.status b { color: var(--text); }

.winner-banner {
  text-align: center; margin-top: 20px; font-size: 24px; font-weight: 800;
  letter-spacing: 2px; min-height: 30px; text-transform: uppercase;
}

/* ---------- Bring-Your-Own-Model AI panel (local only) ---------- */
/* Markup is injected by lib/board-ai.js into a <div class="xeno-ai ai-only">. */
.xeno-ai {
  max-width: 560px; margin: 4px auto 22px; padding: 14px 16px;
  background: var(--panel); border: 1px solid var(--grid); border-radius: 0;
  display: flex; flex-direction: column; gap: 10px; font-family: var(--mono);
}
.xeno-ai .ai-row { display: flex; align-items: center; gap: 9px; flex-wrap: wrap; }
.xeno-ai .ai-label {
  width: 70px; flex: none; color: var(--muted); font-size: 11px;
  text-transform: uppercase; letter-spacing: .08em;
}
.xeno-ai select, .xeno-ai input[type=text] {
  flex: 1; min-width: 0; background: var(--bg-2); color: var(--text);
  border: 1px solid var(--grid); border-radius: 0; padding: 5px 8px;
  font-size: 12px; font-family: var(--mono);
}
.xeno-ai .ai-refresh {
  flex: none; background: var(--panel-2); color: var(--ai-on, var(--accent));
  border: 1px solid var(--grid); border-radius: 0; padding: 5px 9px; cursor: pointer;
}
.xeno-ai .ai-statusline { display: flex; align-items: center; gap: 8px; color: var(--muted); font-size: 12px; }
.xeno-ai .ai-dot { width: 9px; height: 9px; border-radius: 0; background: #5a5a5a; flex: none; }
.xeno-ai .ai-dot.on { background: var(--ai-on, var(--accent)); }
.xeno-ai .ai-dot.err { background: var(--ai-err, #ff2e88); }
.xeno-ai .ai-think {
  max-height: 120px; overflow: auto; background: var(--bg-2);
  border: 1px solid var(--grid); border-radius: 0; padding: 9px; color: var(--text);
  white-space: pre-wrap; font-size: 12px; line-height: 1.45;
}
.xeno-ai .ai-hint { font-size: 11px; color: var(--muted); line-height: 1.45; }
.xeno-ai .ai-hint a { color: var(--accent); }
.xeno-ai.hide-seat .ai-seat-row { display: none; }
