:root {
  --paper: #efe7d2; --ink: #2b2722; --ink-soft: #5a5147;
  --gold: #a9843e; --gold-bright: #caa75a; --vermilion: #a8352a;
  --sp-guan: #a8352a; --sp-zhang: #b07d22; --sp-zhao: #5b6b74;
  --sp-ma: #c0492e; --sp-huang: #9a7b1e; --sp-wei: #6a4b8a;
  --sp-junshi: #2e6b6b; --sp-narrator: #3f6b4a; --sp-enemy: #6b4a6b;
  --maxw: 880px;
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  background:
    radial-gradient(1200px 800px at 50% -10%, #f6efdd, transparent),
    linear-gradient(180deg, #efe7d2, #e7dcc0);
  color: var(--ink);
  font-family: "Noto Serif TC", "Songti TC", "Source Han Serif TC", serif;
  font-size: 28px; line-height: 1.8;          /* 字體放大 ~150% */
}

.topbar { position: relative; text-align: center; padding: 16px 12px 8px; border-bottom: 2px solid var(--gold); background: linear-gradient(180deg, #f3ecd9, #efe7d2); }
.title { font-size: 52px; font-weight: 900; letter-spacing: .3em; text-shadow: 0 1px 0 var(--gold-bright); }
.subtitle { color: var(--ink-soft); letter-spacing: .15em; font-size: 20px; }

.debugbar { position: absolute; right: 14px; top: 14px; display: flex; align-items: center; gap: 8px; }
button.ghost { font-size: 15px; padding: 6px 12px; background: #f3ecd9; color: var(--gold); border: 1px solid var(--gold); font-weight: 600; letter-spacing: .05em; }
.toast { font-size: 15px; color: var(--sp-narrator); min-width: 40px; }
.badge { font-size: 13px; color: var(--gold); border: 1px solid var(--gold); border-radius: 12px; padding: 2px 10px; background: #f3ecd9; white-space: nowrap; }
.badge:empty { display: none; }

.stage { max-width: 1100px; margin: 0 auto; padding: 16px; }
.scroll { max-width: var(--maxw); margin: 0 auto; padding: 8px 4px 200px; }

.briefing { white-space: pre-wrap; font-size: 22px; line-height: 1.6; color: var(--ink-soft); background: #f2ead6; border: 1px solid var(--gold); padding: 16px 20px; margin: 8px 0 16px; }
.section { text-align: center; font-weight: 700; letter-spacing: .35em; color: var(--gold); font-size: 26px; margin: 30px 0 14px; }
.section::before, .section::after { content: ""; display: inline-block; width: 56px; height: 1px; background: var(--gold); vertical-align: middle; margin: 0 14px; }

/* 對話氣泡：左側立繪頭像 */
.bubble { display: flex; gap: 14px; margin: 14px 0; align-items: flex-start; }
.avatar { flex: 0 0 auto; width: 60px; height: 60px; border-radius: 6px; border: 2px solid var(--gold); background: #f3ecd9 center/cover no-repeat; color: var(--gold); display: flex; align-items: center; justify-content: center; font-size: 26px; font-weight: 700; overflow: hidden; box-shadow: 0 2px 6px rgba(60,40,10,.18); }
.avatar.has-img { color: transparent; }
.bubble .body { flex: 1; min-width: 0; padding: 8px 16px; border-left: 4px solid currentColor; background: rgba(255,255,255,.4); }
.bubble .tag { font-weight: 700; font-size: 18px; letter-spacing: .2em; color: currentColor; margin-bottom: 2px; }
.bubble .text { color: var(--ink); white-space: pre-wrap; }
.bubble.me { flex-direction: row-reverse; }
.bubble.me .body { border-left: none; border-right: 4px solid currentColor; background: rgba(46,107,107,.10); text-align: right; }

.report { white-space: pre-wrap; color: #2f5a3f; background: rgba(63,107,74,.07); border-left: 4px solid var(--sp-narrator); padding: 14px 18px; margin: 12px 0; font-size: 29px; line-height: 1.85; }
.rapport { padding: 6px 14px 6px 88px; color: currentColor; font-size: 22px; }
.notice { color: var(--ink-soft); font-style: italic; margin: 10px 0; text-align: center; font-size: 22px; white-space: pre-wrap; }

/* 內嵌圖卡：立繪、戰局 */
.imgcard { margin: 14px auto; max-width: 460px; border: 2px solid var(--gold); background: #f3ecd9; padding: 8px; box-shadow: 0 4px 18px rgba(60,40,10,.15); text-align: center; }
.imgcard img { width: 100%; display: block; border: 1px solid rgba(169,132,62,.4); }
.imgcard .cap { color: var(--gold); letter-spacing: .3em; font-size: 18px; padding-top: 6px; }
.imgcard.loading { color: var(--ink-soft); font-style: italic; font-size: 18px; padding: 28px 8px; }
.imgcard.scene { max-width: 100%; }   /* 戰局圖：填滿整個對話欄寬 */

.sp-guan { color: var(--sp-guan); } .sp-zhang { color: var(--sp-zhang); } .sp-zhao { color: var(--sp-zhao); }
.sp-ma { color: var(--sp-ma); } .sp-huang { color: var(--sp-huang); } .sp-wei { color: var(--sp-wei); }
.sp-junshi { color: var(--sp-junshi); } .sp-narrator { color: var(--sp-narrator); } .sp-enemy { color: var(--sp-enemy); }

details.debug { margin: 18px 0; border: 1px dashed var(--gold); background: #efe6cf; }
details.debug summary { cursor: pointer; padding: 10px 16px; color: var(--gold); letter-spacing: .2em; font-size: 20px; }
details.debug pre { margin: 0; padding: 0 16px 14px; white-space: pre-wrap; font-family: "DejaVu Sans Mono", ui-monospace, monospace; font-size: 16px; color: var(--ink-soft); }

/* 思考指示器：LLM 運算空檔，固定底部、動態圓點，讓畫面有動靜 */
.thinking { position: fixed; left: 0; right: 0; bottom: 26px; display: flex; justify-content: center; z-index: 6; pointer-events: none; }
.thinking[hidden] { display: none; }
.thinking .pill { display: inline-flex; align-items: center; gap: 14px; background: #f3ecd9; border: 2px solid var(--gold); border-radius: 999px; padding: 11px 24px; color: var(--ink-soft); font-size: 21px; letter-spacing: .08em; box-shadow: 0 6px 22px rgba(60,40,10,.25); }
.thinking .dots { display: inline-flex; gap: 6px; }
.thinking .dots i { width: 9px; height: 9px; border-radius: 50%; background: var(--gold); display: block; animation: think-blink 1.2s infinite both; }
.thinking .dots i:nth-child(2) { animation-delay: .18s; }
.thinking .dots i:nth-child(3) { animation-delay: .36s; }
@keyframes think-blink { 0%, 75%, 100% { opacity: .28; transform: translateY(0); } 38% { opacity: 1; transform: translateY(-4px); } }

.inputbar { position: fixed; left: 0; right: 0; bottom: 0; background: #efe7d2; box-shadow: 0 -14px 22px rgba(239,231,210,.92); border-top: 2px solid var(--gold); padding: 10px 16px 12px; }
.inputbar[hidden] { display: none; }
.inputbar .prompt-label { max-width: var(--maxw); margin: 0 auto 6px; color: var(--sp-junshi); font-size: 19px; }
/* 戰中急令的「可乘之機」清單：地利提示，供軍師指名利用。電腦版兩欄（自然分兩排），手機版單欄（一排一個）。 */
.affordances { display: flex; flex-wrap: nowrap; gap: 10px; align-items: stretch; max-width: var(--maxw); margin: 8px auto 0; }
.affordances .afflead { flex: 0 0 auto; display: flex; align-items: center; font-size: 16px; color: var(--vermilion); letter-spacing: .14em; writing-mode: vertical-rl; text-orientation: upright; border-right: 1px solid var(--gold); padding-right: 9px; }
.affgrid { flex: 1 1 auto; display: grid; grid-template-columns: repeat(2, 1fr); gap: 7px 9px; }
.affordances .aff { display: flex; flex-direction: column; gap: 2px; padding: 5px 11px; border: 1px solid var(--gold); background: rgba(251,246,232,.55); }
.affordances .aff b { font-size: 17px; color: var(--ink); font-weight: 600; }
.affordances .aff i { font-size: 15px; color: var(--ink-soft); font-style: normal; line-height: 1.35; }
.inputrow { max-width: var(--maxw); margin: 0 auto; display: flex; gap: 8px; align-items: stretch; }
.inputrow textarea { flex: 1; font-family: inherit; font-size: 26px; line-height: 1.5; padding: 10px 14px; border: 2px solid var(--gold); background: #fbf6e8; color: var(--ink); resize: none; max-height: 30vh; }
.inputrow textarea:focus { outline: none; border-color: var(--vermilion); }
.inputhint { max-width: var(--maxw); margin: 4px auto 0; color: var(--ink-soft); font-size: 15px; text-align: right; }

button { font-family: inherit; font-size: 20px; padding: 10px 20px; border: 2px solid var(--gold); background: linear-gradient(180deg, #caa75a, #a9843e); color: #2b2722; cursor: pointer; font-weight: 700; letter-spacing: .1em; }
button:hover { filter: brightness(1.06); }
button.alt { background: #f3ecd9; color: var(--gold); }
.again { display: block; margin: 22px auto; }

/* 自製確認小視窗（取代 window.confirm，部分瀏覽器會擋原生對話框）。疊在開戰頁／急令列之上。 */
.confirm-mask { position: fixed; inset: 0; background: rgba(40,30,14,.62); display: flex; align-items: center; justify-content: center; padding: 24px; z-index: 50; -webkit-overflow-scrolling: touch; }
.confirm-card { background: #f1e9d4; border: 3px solid var(--gold); padding: 26px 28px; max-width: 440px; width: 100%; box-shadow: 0 12px 44px rgba(0,0,0,.45); text-align: center; }
.confirm-title { font-size: 26px; font-weight: 700; color: var(--ink); letter-spacing: .06em; margin-bottom: 12px; }
.confirm-body { font-size: 18px; line-height: 1.85; color: var(--ink-soft); margin-bottom: 22px; }
.confirm-actions { display: flex; gap: 12px; justify-content: center; }
.confirm-btn { font-family: inherit; font-size: 19px; padding: 10px 22px; border: 2px solid var(--gold); cursor: pointer; font-weight: 700; letter-spacing: .08em; }
.confirm-btn.cancel { background: #f3ecd9; color: var(--gold); }
.confirm-btn.ok { background: linear-gradient(180deg, #caa75a, #a9843e); color: #2b2722; }
.confirm-btn.ok.danger { background: linear-gradient(180deg, #c2693f, #9a4726); color: #fbf3e8; border-color: #9a4726; }
.confirm-btn:hover { filter: brightness(1.06); }
.confirm-btn:focus-visible { outline: 2px solid var(--vermilion); outline-offset: 2px; }

/* 開戰頁：可捲動的獨立頁。內容比螢幕高時（手機＋登入者資訊）用 margin:auto 置中、超出則從頂端排起並可捲動，
   而非 align-items:center（那會把頂底都切掉、又捲不到）。 */
.overlay { position: fixed; inset: 0; background: rgba(40,30,14,.55); display: flex; overflow-y: auto; -webkit-overflow-scrolling: touch; padding: 24px 16px; z-index: 10; }
.overlay[hidden] { display: none; }
.overlay .card { margin: auto; background: #f1e9d4; border: 3px solid var(--gold); padding: 30px 34px; max-width: 600px; width: 100%; text-align: center; box-shadow: 0 10px 40px rgba(0,0,0,.4); }
.overlay h1 { font-size: 52px; letter-spacing: .3em; margin: .2em 0; }
.overlay p { color: var(--ink-soft); line-height: 1.9; font-size: 22px; }
.overlay label { display: block; margin: 16px 0; color: var(--ink-soft); font-size: 20px; }
.overlay label input { font-family: inherit; font-size: 20px; width: 130px; padding: 6px 10px; border: 1px solid var(--gold); background: #fbf6e8; }
.overlay label select { font-family: inherit; font-size: 18px; padding: 6px 10px; border: 1px solid var(--gold); background: #fbf6e8; color: var(--ink); }
.overlay .hint { margin-top: 14px; font-size: 17px; color: var(--ink-soft); }
.overlay .ver { margin-top: 16px; font-size: 15px; letter-spacing: .2em; color: var(--gold); }
/* 歷史戰報：綁帳號、只看自己；回放當時的完整錄影 */
.hist-toggle { margin-top: 18px; font-size: 16px; padding: 7px 16px; background: #f3ecd9; color: var(--gold); border: 1px solid var(--gold); font-weight: 600; letter-spacing: .08em; cursor: pointer; }
.history { margin-top: 10px; max-height: 38vh; overflow-y: auto; -webkit-overflow-scrolling: touch; border: 1px solid var(--gold); background: #f7f0dd; text-align: left; }
.history[hidden] { display: none; }
.histrow { display: flex; align-items: baseline; gap: 10px; width: 100%; padding: 9px 14px; background: none; border: none; border-bottom: 1px solid rgba(169,132,62,.3); color: var(--ink); font-family: inherit; font-size: 17px; text-align: left; cursor: pointer; }
.histrow:last-child { border-bottom: none; }
.histrow:hover { background: rgba(202,167,90,.18); }
.histrow .hwhen { flex: 0 0 auto; color: var(--ink-soft); font-size: 14px; font-variant-numeric: tabular-nums; }
.histrow .hmode { flex: 0 0 auto; font-size: 13px; color: var(--gold); border: 1px solid var(--gold); border-radius: 10px; padding: 1px 8px; }
.histrow .hmode.camp { color: var(--vermilion); border-color: var(--vermilion); }
.histrow .htitle { flex: 1 1 auto; color: var(--ink-soft); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.histrow .hgo { flex: 0 0 auto; color: var(--vermilion); font-size: 14px; font-weight: 600; }
.histempty { padding: 14px 16px; color: var(--ink-soft); font-style: italic; font-size: 16px; }

/* 首頁登入者（來自 Cloudflare Access）＋登出 */
.identity { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 18px; padding-top: 16px; border-top: 1px solid rgba(169,132,62,.4); }
.identity[hidden] { display: none; }
.identity .who { display: flex; align-items: center; gap: 10px; min-width: 0; }
.identity .uava { flex: 0 0 auto; width: 44px; height: 44px; border-radius: 50%; border: 2px solid var(--gold); background: #f3ecd9 center/cover no-repeat; color: var(--gold); display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 20px; overflow: hidden; }
.identity .uava.has-img { color: transparent; }
.identity .uinfo { min-width: 0; text-align: left; }
.identity .uname { font-weight: 700; font-size: 18px; color: var(--ink); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.identity .umail { font-size: 14px; color: var(--ink-soft); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.identity .logout { flex: 0 0 auto; font-size: 15px; padding: 7px 16px; background: #f3ecd9; color: var(--gold); border: 1px solid var(--gold); font-weight: 600; letter-spacing: .1em; text-decoration: none; border-radius: 4px; }
.identity .logout:hover { filter: brightness(1.05); }
#startBtn { font-size: 26px; padding: 12px 34px; margin-top: 8px; }

@media (max-width: 700px) {
  body { font-size: 24px; }
  .title { font-size: 38px; } .report { font-size: 25px; }
  .debugbar { position: static; justify-content: center; margin-top: 6px; }
  .avatar { width: 48px; height: 48px; font-size: 22px; }
  /* 手機版確認視窗：收緊留白、兩鈕平分一列 */
  .confirm-card { padding: 22px 18px; }
  .confirm-title { font-size: 23px; }
  .confirm-body { font-size: 17px; }
  .confirm-btn { flex: 1; font-size: 18px; padding: 11px 8px; }
  /* 手機版可乘之機：改一排一個（單欄），標題回到上方橫排 */
  .affordances { flex-direction: column; gap: 6px; }
  .affordances .afflead { writing-mode: horizontal-tb; align-self: flex-start; border-right: none; border-bottom: 1px solid var(--gold); padding: 0 0 4px; font-size: 17px; }
  .affgrid { grid-template-columns: 1fr; }
  /* 手機版：軍師輸入框獨佔一行，兩顆按鈕落到下一列平分 */
  .inputrow { flex-wrap: wrap; }
  .inputrow textarea { flex: 1 1 100%; }
  .inputrow button { flex: 1; }
  .inputhint { text-align: center; }
  /* 手機版開戰頁：收緊字級與留白，讓內容更貼螢幕（仍可捲動兜底） */
  .overlay { padding: 16px 12px; }
  .overlay .card { padding: 22px 22px; }
  .overlay h1 { font-size: 40px; letter-spacing: .2em; }
  .overlay p { font-size: 19px; line-height: 1.7; }
  .overlay label { margin: 12px 0; }
  #startBtn { font-size: 23px; padding: 11px 28px; }
}