/* ==========================================================================
   铁幕1994 — 主题样式（《钢铁雄心4》风：哑光深色面板 + 金铜描边 + 衬线标题）
   ========================================================================== */
:root {
  --bg: #10141a;
  --bg2: #161b22;
  --panel: #1c232b;
  --panel2: #232b34;
  --panel3: #2b343f;
  --line: #3a4553;
  --gold: #c9a227;
  --gold-dim: #8c7220;
  --parch: #d9cfb8;
  --text: #cfd6dd;
  --text-dim: #8d97a3;
  --nato: #4a7ebb;
  --nato-d: #24405f;
  --wp: #b04a4a;
  --wp-d: #5f2424;
  --good: #6fa86f;
  --warn: #d1a24a;
  --bad: #c25b52;
  --nuke: #d9d24a;
  --serif: Georgia, "Times New Roman", "Songti SC", "SimSun", serif;
  --sans: "DIN Alternate", "Arial Narrow", "Microsoft YaHei", "PingFang SC", sans-serif;
}

* { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0; height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 14px;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}
body {
  background-image:
    radial-gradient(ellipse at 50% -10%, #223042 0%, rgba(16,20,26,0) 60%),
    repeating-linear-gradient(45deg, rgba(255,255,255,0.010) 0 2px, rgba(0,0,0,0) 2px 5px);
}
h1, h2, h3, h4 { font-family: var(--serif); font-weight: 600; margin: 0 0 .4em; letter-spacing: .04em; }
h1 { font-size: 40px; color: var(--parch); }
h2 { font-size: 22px; color: var(--parch); }
h3 { font-size: 17px; color: var(--gold); }
h4 { font-size: 14px; color: var(--parch); }
p { line-height: 1.75; margin: 0 0 .8em; }
a { color: var(--gold); }
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: #12161c; }
::-webkit-scrollbar-thumb { background: #39434f; border: 1px solid #22282f; }
::-webkit-scrollbar-thumb:hover { background: #4b5764; }

/* ---------- 通用组件 ---------- */
.panel {
  background: linear-gradient(180deg, var(--panel2) 0%, var(--panel) 100%);
  border: 1px solid var(--line);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.05), 0 4px 14px rgba(0,0,0,.45);
  position: relative;
}
.panel::before {
  content: ''; position: absolute; inset: 3px; pointer-events: none;
  border: 1px solid rgba(201,162,39,.14);
}
.panel-h {
  font-family: var(--serif); font-size: 13px; letter-spacing: .12em;
  color: var(--gold); text-transform: uppercase;
  padding: 7px 10px; border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #2a333d, #202730);
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
}
.panel-b { padding: 10px; }

.btn {
  font-family: var(--sans); font-size: 13px; letter-spacing: .06em;
  color: var(--parch); background: linear-gradient(180deg, #33404d, #232b34);
  border: 1px solid #46525f; padding: 8px 14px; cursor: pointer;
  transition: all .12s ease; text-align: center;
}
.btn:hover { background: linear-gradient(180deg, #3e4d5c, #2a333d); border-color: var(--gold-dim); color: #fff; }
.btn:active { transform: translateY(1px); }
.btn.primary { background: linear-gradient(180deg, #6d5a1c, #4a3d13); border-color: var(--gold); color: #f6ecc9; }
.btn.primary:hover { background: linear-gradient(180deg, #856e22, #5c4c18); }
.btn.danger { background: linear-gradient(180deg, #6d2a24, #451a16); border-color: #a3453a; color: #f4d6d1; }
.btn.nato { background: linear-gradient(180deg, #2f5581, #1d3450); border-color: #4a7ebb; color: #dbe8f6; }
.btn.wp { background: linear-gradient(180deg, #7c2d2d, #4a1c1c); border-color: #b04a4a; color: #f6dbdb; }
.btn:disabled, .btn.disabled { opacity: .42; cursor: not-allowed; filter: grayscale(.5); }
.btn.sm { padding: 4px 9px; font-size: 12px; }
.btn.block { display: block; width: 100%; }
.btn.active { border-color: var(--gold); box-shadow: 0 0 0 1px rgba(201,162,39,.4) inset; color: #fff; }

.tag {
  display: inline-block; font-size: 11px; padding: 1px 6px; border: 1px solid var(--line);
  background: #202832; color: var(--text-dim); letter-spacing: .05em;
}
.tag.gold { border-color: var(--gold-dim); color: var(--gold); }
.tag.nato { border-color: #35597f; color: #8fb6e0; }
.tag.wp { border-color: #7f3535; color: #e09090; }
.tag.era94 { border-color: #7a6a20; color: #e2cf72; }
.tag.bad { border-color: #7f3a33; color: #e29c93; }
.tag.good { border-color: #3f6b41; color: #9ed09e; }

.bar { height: 6px; background: #10151b; border: 1px solid #2b333d; position: relative; overflow: hidden; }
.bar > i { display: block; height: 100%; }
.bar.str > i { background: linear-gradient(90deg, #6fa86f, #a8bf5a); }
.bar.coh > i { background: linear-gradient(90deg, #4a7ebb, #8ab4dd); }
.bar.vp > i { background: linear-gradient(90deg, #8c7220, #d8b83c); }

.kv { display: flex; justify-content: space-between; gap: 8px; padding: 2px 0; font-size: 12px; }
.kv b { color: var(--parch); font-weight: 500; }
.dim { color: var(--text-dim); }
.center { text-align: center; }
.scroll { overflow-y: auto; }
.hr { height: 1px; background: var(--line); margin: 8px 0; }
.mono { font-family: Consolas, "Courier New", monospace; }

/* ---------- 屏幕切换 ---------- */
.screen { position: absolute; inset: 0; display: none; }
.screen.on { display: block; }

/* ---------- 主菜单 ---------- */
#screen-menu { overflow-y: auto; }
.menu-wrap { max-width: 1180px; margin: 0 auto; padding: 34px 24px 60px; }
.title-block { text-align: center; margin-bottom: 26px; position: relative; }
.title-block h1 {
  font-size: 62px; letter-spacing: .16em; margin-bottom: 2px;
  color: #e8dfc6; text-shadow: 0 2px 0 #000, 0 0 30px rgba(201,162,39,.25);
}
.title-block .en { font-family: var(--sans); letter-spacing: .5em; color: var(--gold); font-size: 14px; }
.title-block .tagline { color: var(--text-dim); margin-top: 12px; font-style: italic; font-family: var(--serif); }
.title-rule { height: 2px; background: linear-gradient(90deg, transparent, var(--gold-dim), transparent); margin: 16px auto; width: 60%; }

.menu-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 18px; align-items: start; }
.mode-card {
  border: 1px solid var(--line); background: linear-gradient(180deg, #212933, #1a2027);
  padding: 12px 14px; cursor: pointer; margin-bottom: 10px; transition: all .14s;
}
.mode-card:hover { border-color: var(--gold-dim); transform: translateX(2px); }
.mode-card.sel { border-color: var(--gold); background: linear-gradient(180deg, #2c3542, #1f262e); box-shadow: 0 0 0 1px rgba(201,162,39,.25) inset; }
.mode-card .mt { font-family: var(--serif); font-size: 16px; color: var(--parch); display: flex; justify-content: space-between; }
.mode-card .md { font-size: 12px; color: var(--text-dim); line-height: 1.6; margin-top: 5px; }
.side-pick { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.side-card { border: 1px solid var(--line); padding: 14px; cursor: pointer; text-align: center; transition: all .14s; }
.side-card:hover { transform: translateY(-2px); }
.side-card .sc-t { font-family: var(--serif); font-size: 19px; color: var(--parch); }
.side-card .sc-s { font-size: 11px; color: var(--text-dim); margin-top: 4px; letter-spacing: .1em; }
.side-card.nato { background: linear-gradient(180deg, rgba(74,126,187,.20), rgba(74,126,187,.05)); border-color: #35597f; }
.side-card.wp { background: linear-gradient(180deg, rgba(176,74,74,.20), rgba(176,74,74,.05)); border-color: #7f3535; }
.side-card.sel { box-shadow: 0 0 0 2px var(--gold) inset; }

/* ---------- 战役界面 ---------- */
.camp-layout { display: grid; grid-template-columns: 340px 1fr 320px; gap: 14px; height: 100%; padding: 14px; }
.mission-item {
  border: 1px solid var(--line); padding: 9px 11px; margin-bottom: 8px; cursor: pointer;
  background: linear-gradient(180deg, #1f262f, #191f26); position: relative;
}
.mission-item:hover { border-color: var(--gold-dim); }
.mission-item.done { opacity: .72; }
.mission-item.locked { opacity: .38; cursor: not-allowed; }
.mission-item.cur { border-color: var(--gold); box-shadow: 0 0 12px rgba(201,162,39,.15); }
.mission-item .mi-n { font-family: var(--serif); font-size: 14px; color: var(--parch); }
.mission-item .mi-p { font-size: 11px; color: var(--text-dim); margin-top: 3px; }
.mission-item .mi-s { position: absolute; right: 8px; top: 8px; font-size: 11px; }

.strat-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
.strat-dom { border: 1px solid var(--line); background: #1a2027; padding: 8px; }
.strat-dom .sd-h { font-family: var(--serif); font-size: 13px; margin-bottom: 6px; display: flex; gap: 6px; align-items: center; }
.strat-op {
  border: 1px solid #333d48; padding: 5px 7px; margin-bottom: 5px; font-size: 11.5px; cursor: pointer;
  background: #151a21; line-height: 1.5;
}
.strat-op:hover { border-color: var(--gold-dim); background: #1b222a; }
.strat-op.owned { border-color: var(--good); background: rgba(111,168,111,.10); cursor: default; }
.strat-op.locked { opacity: .45; cursor: not-allowed; }
.strat-op .so-t { color: var(--parch); display: flex; justify-content: space-between; gap: 6px; }
.strat-op .so-d { color: var(--text-dim); font-size: 11px; }
.strat-op .so-e { color: var(--gold); font-size: 11px; }

.meter { display: flex; align-items: center; gap: 8px; margin-bottom: 6px; font-size: 12px; }
.meter .mv { flex: 1; }
.doom-dots { display: flex; gap: 3px; }
.doom-dots i { width: 12px; height: 12px; border: 1px solid #4b5460; background: #171c22; display: block; }
.doom-dots i.on { background: linear-gradient(180deg, #e0d24a, #a37e22); border-color: #e0d24a; box-shadow: 0 0 6px rgba(217,210,74,.5); }
.doom-dots i.hot { background: linear-gradient(180deg, #e05a3a, #8a2f1c); border-color: #ff8a5a; box-shadow: 0 0 8px rgba(224,90,58,.6); }

/* ---------- 简报 / 结局 ---------- */
.brief-wrap { max-width: 960px; margin: 0 auto; padding: 24px; height: 100%; overflow-y: auto; }
.brief-doc {
  background:
    linear-gradient(180deg, rgba(216,205,181,.97), rgba(203,191,166,.97));
  color: #241f18; padding: 30px 34px; border: 1px solid #6d6250;
  box-shadow: 0 10px 40px rgba(0,0,0,.6);
  font-family: var(--serif); position: relative;
}
.brief-doc::after {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background: repeating-linear-gradient(0deg, rgba(0,0,0,.022) 0 1px, rgba(0,0,0,0) 1px 3px);
}
.brief-doc h2 { color: #241f18; border-bottom: 2px solid #241f18; padding-bottom: 6px; }
.brief-doc h3 { color: #6b3a1a; }
.brief-doc .stamp {
  position: absolute; right: 26px; top: 20px; transform: rotate(-11deg);
  border: 3px double #97302a; color: #97302a; padding: 5px 12px;
  font-size: 15px; letter-spacing: .18em; opacity: .82;
}
.brief-doc .meta { display: flex; gap: 18px; font-size: 12px; color: #5b5142; letter-spacing: .08em; margin-bottom: 14px; }
.brief-doc p { color: #2b251c; }
.brief-doc .field { margin: 10px 0; padding-left: 12px; border-left: 3px solid #8a7c5f; }
.brief-actions { display: flex; gap: 12px; justify-content: center; margin-top: 20px; }

/* ---------- 卡组编辑器 ---------- */
.deck-layout { display: grid; grid-template-columns: 1fr 330px 300px; gap: 12px; height: 100%; padding: 12px; }
.filters { display: flex; flex-wrap: wrap; gap: 5px; padding: 8px; border-bottom: 1px solid var(--line); }
.chip {
  font-size: 11.5px; padding: 3px 8px; border: 1px solid #3b4553; background: #1a2028;
  cursor: pointer; color: var(--text-dim);
}
.chip:hover { border-color: var(--gold-dim); color: var(--parch); }
.chip.on { background: #3c4a2c; border-color: var(--gold-dim); color: #e6e0c4; }
.pool { display: grid; grid-template-columns: repeat(auto-fill, minmax(196px, 1fr)); gap: 7px; padding: 8px; overflow-y: auto; }
.ucard {
  border: 1px solid var(--line); background: linear-gradient(180deg, #202832, #191e25);
  padding: 6px 7px; cursor: pointer; position: relative; transition: all .1s;
}
.ucard:hover { border-color: var(--gold-dim); background: linear-gradient(180deg, #26303b, #1d232b); }
.ucard.sel { border-color: var(--gold); box-shadow: 0 0 0 1px rgba(201,162,39,.35) inset; }
.ucard.nato { border-left: 3px solid var(--nato); }
.ucard.wp { border-left: 3px solid var(--wp); }
.ucard .uc-top { display: flex; gap: 6px; align-items: flex-start; }
.ucard .uc-ico { width: 34px; height: 26px; flex: none; }
.ucard .uc-n { font-size: 12.5px; color: var(--parch); line-height: 1.3; }
.ucard .uc-r { font-size: 10.5px; color: var(--text-dim); }
.ucard .uc-c { position: absolute; right: 6px; bottom: 4px; font-size: 12px; color: var(--gold); font-family: var(--mono); }
.ucard .uc-stats { display: flex; gap: 7px; font-size: 10.5px; color: var(--text-dim); margin-top: 4px; }
.deck-slot {
  display: flex; align-items: center; gap: 7px; border: 1px solid var(--line);
  padding: 4px 6px; margin-bottom: 4px; background: #1a2027; cursor: pointer; font-size: 12px;
}
.deck-slot:hover { border-color: var(--gold-dim); }
.deck-slot.sel { border-color: var(--gold); }
.deck-slot .ds-x { margin-left: auto; color: var(--bad); padding: 0 3px; }
.mod-row {
  display: flex; gap: 7px; align-items: flex-start; padding: 5px 6px; border: 1px solid #333d48;
  margin-bottom: 4px; cursor: pointer; font-size: 11.5px; background: #151a21;
}
.mod-row:hover { border-color: var(--gold-dim); }
.mod-row.on { border-color: var(--good); background: rgba(111,168,111,.10); }
.mod-row .mr-c { margin-left: auto; color: var(--gold); }
.vet-row { display: flex; gap: 4px; }
.vet-row .chip { flex: 1; text-align: center; }

/* ---------- 战斗界面 ---------- */
#screen-battle { display: none; }
#screen-battle.on { display: grid; grid-template-rows: 44px 1fr 112px; grid-template-columns: 268px 1fr 300px;
  grid-template-areas: "top top top" "left map right" "bottom bottom bottom"; gap: 6px; padding: 6px; }
.b-top { grid-area: top; display: flex; align-items: center; gap: 10px; padding: 0 10px; }
.b-left { grid-area: left; overflow: hidden; display: flex; flex-direction: column; }
.b-map { grid-area: map; position: relative; border: 1px solid var(--line); overflow: hidden; background: #0d1116; }
.b-right { grid-area: right; overflow: hidden; display: flex; flex-direction: column; }
.b-bottom { grid-area: bottom; display: grid; grid-template-columns: 1fr 300px; gap: 6px; }
#map-canvas { position: absolute; inset: 0; width: 100%; height: 100%; cursor: crosshair; display: block; }

.hud-item { display: flex; flex-direction: column; line-height: 1.15; padding: 0 8px; border-left: 1px solid var(--line); }
.hud-item:first-child { border-left: none; }
.hud-item .hl { font-size: 10px; color: var(--text-dim); letter-spacing: .1em; }
.hud-item .hv { font-size: 15px; color: var(--parch); font-family: var(--serif); }
.hud-item .hv.gold { color: var(--gold); }
.hud-item .hv.bad { color: var(--bad); }
.esc-ladder { display: flex; gap: 2px; align-items: center; }
.esc-ladder i { width: 9px; height: 16px; background: #1b2129; border: 1px solid #3d4653; display: block; }
.esc-ladder i.on { background: linear-gradient(180deg, #d8b83c, #8c7220); border-color: #e0c65a; }
.esc-ladder i.crit { background: linear-gradient(180deg, #e05a3a, #8a2f1c); border-color: #ff8a5a; box-shadow: 0 0 6px rgba(224,90,58,.6); }

.tabs { display: flex; border-bottom: 1px solid var(--line); }
.tabs .tab {
  flex: 1; text-align: center; padding: 7px 4px; font-size: 12px; cursor: pointer;
  color: var(--text-dim); background: #191f26; border-right: 1px solid var(--line);
}
.tabs .tab:last-child { border-right: none; }
.tabs .tab:hover { color: var(--parch); }
.tabs .tab.on { color: var(--gold); background: #232b34; box-shadow: inset 0 -2px 0 var(--gold); }
.tab-body { flex: 1; overflow-y: auto; padding: 8px; }

.rcard {
  border: 1px solid var(--line); background: #1a2027; padding: 5px 7px; margin-bottom: 5px;
  cursor: pointer; font-size: 12px; position: relative;
}
.rcard:hover { border-color: var(--gold-dim); background: #202832; }
.rcard.sel { border-color: var(--gold); box-shadow: 0 0 0 1px rgba(201,162,39,.3) inset; }
.rcard.na { opacity: .42; cursor: not-allowed; }
.rcard .rc-n { color: var(--parch); }
.rcard .rc-m { display: flex; justify-content: space-between; font-size: 11px; color: var(--text-dim); margin-top: 2px; }
.rcard .rc-cost { color: var(--gold); }

.unit-hdr { padding: 8px 10px; border-bottom: 1px solid var(--line); background: linear-gradient(180deg, #2a333d, #202730); }
.unit-hdr .un { font-family: var(--serif); font-size: 15px; color: var(--parch); }
.unit-hdr .us { font-size: 11px; color: var(--text-dim); }
.weap-row { border: 1px solid #333d48; padding: 4px 6px; margin-bottom: 4px; font-size: 11.5px; background: #151a21; }
.weap-row.usable { cursor: pointer; }
.weap-row.usable:hover { border-color: var(--gold); }
.weap-row .wr-t { display: flex; justify-content: space-between; color: var(--parch); }
.weap-row .wr-s { display: flex; gap: 8px; color: var(--text-dim); font-size: 10.5px; }
.act-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4px; padding: 8px; border-top: 1px solid var(--line); }

.log-box { padding: 6px 9px; overflow-y: auto; font-size: 12px; line-height: 1.65; }
.log-box .l { border-bottom: 1px dotted #262e37; padding: 1px 0; }
.log-box .l.good { color: #9ed09e; }
.log-box .l.bad { color: #e29c93; }
.log-box .l.warn { color: #ddbf7a; }
.log-box .l.nuke { color: #e8e07a; font-weight: bold; text-shadow: 0 0 8px rgba(217,210,74,.4); }
.log-box .l.combat { color: #b9c4cf; }
.log-box .l.system { color: var(--text-dim); }
.log-box .l .t { color: #5c6774; margin-right: 5px; }
.chatter { font-family: var(--serif); font-style: italic; color: #96a3b1; padding: 8px; font-size: 12.5px; line-height: 1.7; }

/* 悬浮提示 / 弹窗 */
#tip {
  position: fixed; z-index: 900; max-width: 330px; pointer-events: none; display: none;
  background: rgba(14,18,24,.97); border: 1px solid var(--gold-dim); padding: 8px 10px;
  font-size: 12px; line-height: 1.6; box-shadow: 0 6px 22px rgba(0,0,0,.6);
}
#tip h4 { color: var(--gold); margin-bottom: 4px; }
#tip .tp-r { display: flex; justify-content: space-between; gap: 12px; }
.modal-back {
  position: fixed; inset: 0; background: rgba(6,9,13,.78); z-index: 950;
  display: flex; align-items: center; justify-content: center; padding: 24px;
}
.modal { width: min(760px, 94vw); max-height: 86vh; overflow-y: auto; }
.modal .panel-b { padding: 16px 20px; }
.fire-list { display: flex; flex-direction: column; gap: 5px; }
.fire-opt { border: 1px solid var(--line); padding: 7px 9px; cursor: pointer; background: #1a2027; }
.fire-opt:hover { border-color: var(--gold); background: #212932; }
.fire-opt .fo-t { display: flex; justify-content: space-between; color: var(--parch); }
.fire-opt .fo-s { font-size: 11px; color: var(--text-dim); display: flex; gap: 10px; margin-top: 3px; }

.toast {
  position: fixed; left: 50%; top: 62px; transform: translateX(-50%); z-index: 940;
  background: rgba(18,23,30,.96); border: 1px solid var(--gold-dim); padding: 9px 18px;
  font-size: 13px; color: var(--parch); box-shadow: 0 6px 24px rgba(0,0,0,.6);
  animation: toastIn .18s ease;
}
.toast.bad { border-color: #a3453a; color: #f0c8c2; }
.toast.nuke { border-color: var(--nuke); color: #f2eeb0; }
@keyframes toastIn { from { opacity: 0; transform: translate(-50%, -8px); } to { opacity: 1; } }

.overlay-msg {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  background: rgba(8,11,16,.55); z-index: 30; font-family: var(--serif); font-size: 22px;
  color: var(--parch); letter-spacing: .2em; pointer-events: none;
}
.blink { animation: blink 1s infinite alternate; }
@keyframes blink { from { opacity: .45; } to { opacity: 1; } }

/* 结果页 */
.result-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 10px; margin: 14px 0; }
.result-stat { border: 1px solid var(--line); padding: 8px 10px; background: #1a2027; }
.result-stat .rs-l { font-size: 11px; color: var(--text-dim); letter-spacing: .08em; }
.result-stat .rs-v { font-size: 20px; font-family: var(--serif); color: var(--parch); }

/* 帮助 / 设定集 */
.lore-wrap { max-width: 900px; margin: 0 auto; padding: 24px; height: 100%; overflow-y: auto; }
.tl-item { display: grid; grid-template-columns: 92px 1fr; gap: 12px; padding: 6px 0; border-bottom: 1px dotted #2a323b; }
.tl-item .d { color: var(--gold); font-family: var(--mono); font-size: 12px; }
.help-cols { columns: 2; column-gap: 24px; }
@media (max-width: 1450px) {
  #screen-battle.on { grid-template-columns: 240px 1fr 272px; }
  .deck-layout { grid-template-columns: 1fr 300px 272px; }
}