:root {
  color-scheme: light;
  --bg: #efe8d7;
  --panel: #fffaf0;
  --panel2: #f6ecd6;
  --paper: #fffaf0;
  --ink: #2d261e;
  --muted: #655b4d;
  --accent: #a44032;
  --accent2: #d39c45;
  --danger: #96463c;
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-right: env(safe-area-inset-right, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --safe-left: env(safe-area-inset-left, 0px);
}
* { box-sizing: border-box; }
html, body { margin:0; min-height:100%; background:var(--bg); color:var(--ink); font-family: system-ui, -apple-system, sans-serif; }
body { min-height:100dvh; overscroll-behavior:none; background-image:linear-gradient(90deg,rgba(116,83,46,.06) 1px,transparent 1px),linear-gradient(rgba(116,83,46,.05) 1px,transparent 1px); background-size:18px 18px; }
button { font:inherit; }
.app-shell { min-height:100dvh; display:grid; place-items:center; padding:24px; }
.launch-card { width:min(760px, 100%); background:#fffaf0; border:2px solid #47382a; border-radius:5px; padding:clamp(22px,5vw,42px); box-shadow:7px 7px 0 #ba9e73,0 20px 44px rgba(67,45,23,.2); }
.eyebrow { color:#8a3027; letter-spacing:.16em; font-size:.72rem; font-weight:900; margin:0 0 10px; }
h1 { margin:.1em 0 .3em; font-family:Georgia,'Times New Roman',serif; font-size:clamp(2rem,7vw,3.6rem); line-height:1.05; letter-spacing:.03em; }
.lead { color:var(--muted); margin:0 0 32px; }
.step { position:relative; padding:20px 0 10px; border-top:1px solid #c7b08a; }
.step h2 { margin:0 0 8px; font-size:1.05rem; }
.step p { color:var(--muted); }
.primary, .layout-choice { border:0; border-radius:14px; cursor:pointer; }
.primary { min-height:52px; padding:0 24px; background:var(--accent); color:#fffaf0; font-weight:900; box-shadow:2px 2px 0 #6e211b; }
.secondary { min-height:52px; padding:0 18px; border:1px solid #9d8767; border-radius:6px; background:#fffaf0; color:var(--ink); cursor:pointer; }
.step-actions { display:flex; flex-wrap:wrap; align-items:center; gap:10px; }
.step-close { position:absolute; top:10px; right:0; width:36px; height:36px; padding:0; border:1px solid #9d8767; border-radius:50%; background:#fffaf0; color:var(--ink); font-size:1.35rem; line-height:1; cursor:pointer; touch-action:manipulation; }
.step-close:hover, .secondary:hover { border-color:var(--accent); background:#f7ead2; }
.primary:active, .layout-choice:active, .mouse-button:active { transform:translateY(1px) scale(.99); }
.choice-grid { display:grid; grid-template-columns:1fr 1fr; gap:12px; }
.layout-choice { text-align:left; padding:18px; color:var(--ink); background:#f7ecd6; border:1px solid #aa936f; box-shadow:2px 2px 0 #d6bd91; }
.layout-choice:hover, .layout-choice.selected { border-color:var(--accent); background:#fff7e7; }
.choice-title { display:block; font-weight:900; }
.choice-sub { display:block; margin-top:5px; color:var(--muted); font-size:.82rem; }
.game-grid { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:12px; }
.game-choice { display:grid; gap:7px; text-align:left; padding:0 0 13px; overflow:hidden; color:var(--ink); background:#fffaf0; border:2px solid #564433; border-radius:4px; cursor:pointer; box-shadow:3px 3px 0 #c6a775; }
.game-choice:hover, .game-choice.selected { border-color:var(--accent); background:#fff6e3; box-shadow:4px 4px 0 #b27645; }
.game-preview { display:grid; align-content:space-between; aspect-ratio:16/9; padding:12px; color:#fff7de; text-align:left; background:repeating-linear-gradient(0deg,rgba(255,255,255,.08) 0 1px,transparent 1px 4px),linear-gradient(135deg,#5d2f27,#2f1d20); border-bottom:3px double #e9c986; }
.game-preview b { font-family:Georgia,'Times New Roman',serif; font-size:clamp(1rem,3vw,1.5rem); letter-spacing:.04em; line-height:1.05; text-shadow:2px 2px 0 rgba(0,0,0,.32); }
.game-preview small { color:#f1ce82; font-size:.58rem; font-weight:800; font-style:normal; letter-spacing:.12em; }
.preview-prostudentg { background:repeating-linear-gradient(0deg,rgba(255,255,255,.08) 0 1px,transparent 1px 4px),linear-gradient(135deg,#32515a,#23343b); }
.preview-ambivalenz { background:repeating-linear-gradient(0deg,rgba(255,255,255,.08) 0 1px,transparent 1px 4px),linear-gradient(135deg,#65445f,#322237); }
.preview-toushin2 { background:repeating-linear-gradient(0deg,rgba(255,255,255,.08) 0 1px,transparent 1px 4px),linear-gradient(135deg,#6b4a25,#33241a); }
.game-choice-title, .game-choice-year, .game-choice-sub, .game-choice-size, .game-choice-credit { display:block; padding:0 13px; }
.game-choice-title { font-weight:900; }
.game-choice-year { color:#8a3027; font-size:.74rem; font-weight:800; }
.game-choice-sub { color:var(--muted); font-size:.78rem; line-height:1.45; }
.game-choice-size { color:#7b4b2b; font-size:.72rem; font-weight:700; }
.game-choice-credit { color:#80613e; font-size:.68rem; }
.lead-note { margin:-22px 0 30px; color:var(--muted); font-size:.78rem; line-height:1.7; }

/* 仮実装（調整中）— 3タイトルの下に置く区画 */
.preview-head { margin:30px 0 6px; padding-top:18px; border-top:1px dashed #c6a775; font-size:1rem; }
.game-choice.is-preview { position:relative; background:#fbf3e6; border-style:dashed; }
.game-choice.is-preview:hover, .game-choice.is-preview.selected { background:#fff6e3; border-style:solid; }
.preview-badge { position:absolute; top:8px; right:8px; z-index:1; padding:2px 8px; color:#fff7de; font-size:.66rem; font-weight:800; letter-spacing:.06em; background:#8a3027; border-radius:3px; box-shadow:2px 2px 0 rgba(0,0,0,.22); }

/* この端末の保存データを削除 */
.local-data { margin-top:22px; padding-top:16px; border-top:1px solid #e0cfae; }
.local-data .micro { margin:8px 0 0; color:var(--muted); line-height:1.7; }

.micro { font-size:.78rem; }
.legal-note { margin-top:22px; color:var(--muted); font-size:.78rem; }
/* 権利・配布は作品を選んだあとの画面にだけ出す。作品選択（表の画面）には出さない */
.launch-card[data-game-selected="false"] .legal-note { display:none; }
.legal-note summary { cursor:pointer; }
.launch-card[data-game-selected="true"] .eyebrow,
.launch-card[data-game-selected="true"] .lead,
.launch-card[data-game-selected="true"] .lead-note { display:none; }

.player-shell { position:fixed; inset:0; overflow:hidden; background:#070706; padding:var(--safe-top) var(--safe-right) var(--safe-bottom) var(--safe-left); touch-action:none; user-select:none; -webkit-user-select:none; }
.rotator { width:100%; height:100%; display:grid; grid-template-rows:auto 1fr auto; background:#0b0a08; overflow:hidden; transform-origin:top left; }
.player-topbar, .player-footer { min-height:38px; display:flex; align-items:center; gap:10px; padding:5px 10px; background:#17140f; color:#cfc5b2; font-size:.75rem; z-index:5; }
.player-topbar { border-bottom:1px solid #332d23; }
.player-footer { border-top:1px solid #332d23; }
.status { margin-left:auto; color:#9f957f; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; max-width:46vw; }
.topbar-button, .footer-button { border:1px solid #4a4133; background:#272219; color:var(--ink); border-radius:8px; min-height:34px; padding:4px 12px; touch-action:manipulation; }
.topbar-button { width:32px; padding:0; font-size:1.15rem; }
.engine-badge { margin-left:auto; color:#8f856f; }
.volume-control { display:flex; align-items:center; gap:6px; color:#aaa08e; white-space:nowrap; }
.volume-control input { width:clamp(70px,10vw,130px); accent-color:#c59651; touch-action:manipulation; }
.playfield { min-height:0; min-width:0; display:grid; align-items:stretch; justify-items:stretch; }
.screen-panel { min-height:0; min-width:0; display:grid; place-items:center; overflow:hidden; padding:6px; }
.canvas-wrap { position:relative; max-width:100%; max-height:100%; aspect-ratio:8/5; background:#000; box-shadow:0 0 0 1px #3c352a; overflow:hidden; }
#canvas { display:block; width:100%; height:100%; background:#000; image-rendering:auto; touch-action:none; cursor:none; }
/* エンジンを別フレームで動かしているとき。ゲームの絵はフレームが描き、
   その上に透明なcanvasを重ねて、操作はそちらで受ける（仮想マウスの座標系は変わらない）。 */
.engine-frame { position:absolute; inset:0; width:100%; height:100%; border:0; display:block; background:#000; z-index:1; pointer-events:none; }
.canvas-wrap.has-engine-frame #canvas { position:relative; z-index:2; background:transparent; }
.virtual-cursor { position:absolute; width:14px; height:14px; border:2px solid rgba(255,255,255,.95); border-radius:50%; box-shadow:0 0 0 1px rgba(0,0,0,.8); transform:translate(-50%,-50%); pointer-events:none; z-index:8; }
/* ⛔ 本物のマウス（またはペン）で動かしているとき。
   canvas は既定で cursor:none なので、印を出さないと指し示すものが無い。
   触屏・画面上のスティックでは、これまでどおり丸印。
   闘神都市II だけ、PC-98 窓（emu/dumps/title_orig.png）に出ていた鍔つきの剣を
   画面の印として出す。塗りは白、輪郭は黒、先端がホットスポット。
   他作品は OS の矢印。 */
.canvas-wrap.has-native-pointer:not(.uses-mdr-cursor) #canvas { cursor:default; }
.canvas-wrap.has-native-pointer:not(.uses-mdr-cursor) .virtual-cursor { display:none; }
.canvas-wrap.uses-mdr-cursor.has-native-pointer,
.canvas-wrap.uses-mdr-cursor.has-native-pointer #canvas,
.canvas-wrap.uses-mdr-cursor.has-native-pointer .engine-frame {
  cursor:url("./mdr-cursor.png?v=83") 0 0, none !important;
}
.canvas-wrap.uses-mdr-cursor.has-native-pointer .virtual-cursor {
  display:block;
  width:calc(100% * 16 / 640);
  aspect-ratio:1;
  height:auto;
  border:0;
  border-radius:0;
  box-shadow:none;
  background:url("./mdr-cursor.png?v=83") no-repeat left top / 100% 100%;
  transform:none;
  image-rendering:pixelated;
  pointer-events:none;
}
.loading-overlay { position:absolute; inset:0; display:grid; place-items:center; background:rgba(0,0,0,.72); z-index:9; }
.loading-overlay[hidden] { display:none; }
.loading-box { width:min(320px,80%); display:grid; gap:8px; text-align:center; }
.loading-box progress { width:100%; }
.loading-box span { color:#bbb; font-size:.75rem; }
.control-panel { display:flex; align-items:center; justify-content:center; min-width:0; min-height:0; }
.stick-panel { flex-direction:column; gap:5px; justify-content:flex-end; padding:8px 8px 12px; }
.stick { position:relative; width:min(30vw,200px); aspect-ratio:1; max-height:80%; touch-action:none; }
.stick-ring { position:absolute; inset:8%; border-radius:50%; border:2px solid #5d5342; background:radial-gradient(circle,#2e2922 0 35%,#1a1713 36% 100%); box-shadow:inset 0 0 24px rgba(0,0,0,.65); }
.stick-knob { position:absolute; left:50%; top:50%; width:42%; aspect-ratio:1; border-radius:50%; transform:translate(-50%,-50%); background:linear-gradient(145deg,#746853,#3d372d); border:2px solid #8b7b60; box-shadow:0 4px 12px rgba(0,0,0,.5); pointer-events:none; }
.control-caption { font-size:.62rem; color:#716957; letter-spacing:.15em; }
.dpad { display:grid; grid-template-columns:repeat(3,minmax(42px,1fr)); grid-template-rows:repeat(2,minmax(50px,1fr)); gap:7px; width:min(32vw,220px); margin-top:2px; }
.dpad-button, .key-button { border:1px solid #667080; border-radius:5px; color:#e8edf5; background:linear-gradient(#3a4350,#252c35); box-shadow:inset 0 1px 0 #657080,0 2px 0 #11161c; font:inherit; font-weight:700; cursor:pointer; touch-action:manipulation; user-select:none; }
.dpad-button { min-height:50px; padding:0; font-size:25px; }
.dpad-button:active, .key-button:active { transform:translateY(1px); box-shadow:inset 0 1px 0 #657080,0 1px 0 #11161c; }
.dpad-up { grid-column:2; grid-row:1; }
.dpad-left { grid-column:1; grid-row:2; }
.dpad-down { grid-column:2; grid-row:2; }
.dpad-right { grid-column:3; grid-row:2; }
.button-panel { flex-direction:column; gap:10px; justify-content:flex-end; padding:8px 8px 12px; }
.mouse-pair { display:flex; width:100%; gap:8px; }
.mouse-button { flex:1; width:auto; min-width:0; height:min(20vh,102px); min-height:68px; border-radius:16px; border:2px solid #5f5545; background:linear-gradient(#3a342b,#26221c); color:var(--ink); font-weight:900; touch-action:none; }
.mouse-button.primary-click { border-color:#967749; background:linear-gradient(#5b482d,#352a1d); }
.mouse-button span, .mouse-button small { display:block; }
.mouse-button span { font-size:1.2rem; }
.mouse-button small { margin-top:2px; font-size:.57rem; letter-spacing:.12em; color:#aaa08e; }
.key-button { width:100%; min-width:0; min-height:60px; padding:7px 8px; }
.key-button span { display:block; font-size:clamp(15px,2vw,20px); }

/* Landscape player layout. The web layout is independent of OS orientation. */
.player-shell[data-layout="landscape"] .playfield { grid-template-columns:minmax(180px,24%) minmax(0,1fr) minmax(180px,24%); grid-template-rows:1fr; }
.player-shell[data-layout="landscape"] .canvas-wrap { width:min(100%, calc((100dvh - 76px) * 1.6)); height:auto; }
.player-shell[data-layout="landscape"] .stick-panel { grid-column:1; }
.player-shell[data-layout="landscape"] .screen-panel { grid-column:2; }
.player-shell[data-layout="landscape"] .button-panel { grid-column:3; }

/* Portrait player layout. */
.player-shell[data-layout="portrait"] .playfield { grid-template-columns:1fr 210px; grid-template-rows:auto minmax(260px,1fr); align-content:stretch; }
.player-shell[data-layout="portrait"] .screen-panel { grid-column:1 / 3; grid-row:1; }
.player-shell[data-layout="portrait"] .canvas-wrap { width:min(100%, 640px); }
.player-shell[data-layout="portrait"] .stick-panel { grid-column:1; grid-row:2; }
.player-shell[data-layout="portrait"] .button-panel { grid-column:2; grid-row:2; }
.player-shell[data-layout="portrait"] .stick { width:min(100%,200px); }
.player-shell[data-layout="portrait"] .dpad { width:min(100%,220px); }
.player-shell[data-layout="portrait"] .mouse-button { height:76px; min-height:76px; }
.player-shell[data-layout="portrait"] .key-button { min-height:64px; }

/* If OS orientation is locked opposite to the user's chosen layout, rotate only the web player. */
@media (orientation: portrait) {
  .player-shell[data-layout="landscape"] .rotator.force-rotate {
    position:absolute; left:50%; top:50%;
    width:100vh; height:100vw; transform-origin:center center;
    transform:translate(-50%,-50%) rotate(90deg);
  }
}
@media (orientation: landscape) {
  .player-shell[data-layout="portrait"] .rotator.force-rotate {
    position:absolute; left:50%; top:50%;
    width:100vh; height:100vw; transform-origin:center center;
    transform:translate(-50%,-50%) rotate(-90deg);
  }
}
@media (max-width:600px) {
  .app-shell { padding:10px; }
  .launch-card { padding:22px 16px; box-shadow:4px 4px 0 #ba9e73,0 14px 32px rgba(67,45,23,.16); }
  h1 { font-size:clamp(2.3rem,12vw,3.15rem); }
  .choice-grid, .game-grid { grid-template-columns:1fr; }
  .game-choice { grid-template-columns:108px minmax(0,1fr); grid-template-rows:auto auto auto auto auto; column-gap:0; padding:0 0 10px; }
  /* 108px の枠に収める。min-width:0 が無いとグリッド項目が縮まず、
     長い題名（AmbivalenZ -二律背反-）が右の説明文に重なる */
  .game-preview { grid-column:1; grid-row:1 / 6; min-height:142px; aspect-ratio:auto; padding:9px; min-width:0; overflow:hidden; }
  .game-preview b { font-size:1.05rem; overflow-wrap:anywhere; }
  .game-preview small, .game-preview em { font-size:.48rem; letter-spacing:.08em; }
  .game-choice-title, .game-choice-year, .game-choice-sub, .game-choice-size, .game-choice-credit { grid-column:2; padding:0 11px; }
  .game-choice-title { padding-top:11px; font-size:1rem; line-height:1.25; }
  .game-choice-year { padding-top:4px; }
  .game-choice-sub { padding-top:6px; font-size:.76rem; }
  .game-choice-size { padding-top:6px; }
  .game-choice-credit { padding-top:5px; }
  .player-topbar, .player-footer { min-height:38px; }
}
@media (pointer: coarse), (max-width:700px) {
  #toggleFullscreen { display:none; }
  .player-footer { gap:7px; }
}
@media (orientation: landscape) and (max-width:900px) {
  .player-shell[data-layout="landscape"] .rotator { grid-template-rows:30px minmax(0,1fr) 30px; }
  .player-shell[data-layout="landscape"] .player-topbar, .player-shell[data-layout="landscape"] .player-footer { min-height:30px; padding:3px 8px; }
  .player-shell[data-layout="landscape"] .playfield { grid-template-columns:160px minmax(0,1fr) 160px; }
  .player-shell[data-layout="landscape"] .stick { width:150px; }
  .player-shell[data-layout="landscape"] .dpad { width:160px; grid-template-columns:repeat(3,minmax(0,1fr)); }
  .player-shell[data-layout="landscape"] .dpad-button { min-height:58px; font-size:29px; }
  .player-shell[data-layout="landscape"] .mouse-button { min-height:72px; }
  .player-shell[data-layout="landscape"] .key-button { min-height:64px; }
  .player-shell[data-layout="landscape"] .screen-panel { padding:2px; }
}

/* 横画面の最大表示モード。ゲーム画面をプレイ領域の高さまで拡大し、
   左右の余白へ操作盤を収める。 */
.player-shell[data-display-mode="maximum"][data-layout="landscape"] { --player-long:100dvw; --player-short:100dvh; }
.player-shell[data-display-mode="maximum"][data-layout="landscape"] .rotator { grid-template-rows:24px minmax(0,1fr) 24px; }
.player-shell[data-display-mode="maximum"][data-layout="landscape"] .player-topbar,
.player-shell[data-display-mode="maximum"][data-layout="landscape"] .player-footer { min-height:24px; padding:1px 6px; }
.player-shell[data-display-mode="maximum"][data-layout="landscape"] .playfield { grid-template-columns:minmax(88px,1fr) minmax(0,min(calc((var(--player-short) - 48px) * 1.6),calc(var(--player-long) - 176px))) minmax(88px,1fr); }
.player-shell[data-display-mode="maximum"][data-layout="landscape"] .screen-panel { padding:0; }
.player-shell[data-display-mode="maximum"][data-layout="landscape"] .canvas-wrap { width:100%; height:auto; max-width:100%; max-height:100%; }
.player-shell[data-display-mode="maximum"][data-layout="landscape"] .stick-panel,
.player-shell[data-display-mode="maximum"][data-layout="landscape"] .button-panel { min-width:0; overflow:hidden; padding:4px; gap:6px; }
.player-shell[data-display-mode="maximum"][data-layout="landscape"] .stick { width:min(100%,160px); }
.player-shell[data-display-mode="maximum"][data-layout="landscape"] .dpad { width:min(100%,180px); grid-template-columns:repeat(3,minmax(0,1fr)); gap:4px; }
.player-shell[data-display-mode="maximum"][data-layout="landscape"] .dpad-button { min-height:46px; font-size:24px; }
.player-shell[data-display-mode="maximum"][data-layout="landscape"] .mouse-button { min-height:58px; height:min(16vh,82px); border-radius:11px; }
.player-shell[data-display-mode="maximum"][data-layout="landscape"] .key-button { min-height:50px; padding:4px; }

@media (max-width:700px) {
  .volume-control { gap:3px; font-size:.65rem; }
  .volume-control input { width:76px; }
}
@media (orientation: portrait) {
  .player-shell[data-display-mode="maximum"][data-layout="landscape"] { --player-long:100dvh; --player-short:100dvw; }
}

/* Player chrome: light, paper-like controls around the original game screen. */
.player-shell { background:#e6dcc7; }
.rotator { background:#f4ead7; }
.player-topbar, .player-footer { background:#fffaf0; color:#40352a; }
.player-topbar { border-bottom-color:#bca780; }
.player-footer { border-top-color:#bca780; }
.status, .engine-badge, .volume-control { color:#6a5945; }
.topbar-button, .footer-button { border-color:#9d8767; background:#f7ecd6; color:#392d22; }
.volume-control input { accent-color:#a44032; }
.canvas-wrap { box-shadow:0 0 0 2px #75593d,0 2px 5px rgba(44,28,15,.28); }
.stick-ring { border-color:#a28a69; background:radial-gradient(circle,#f5e8cf 0 35%,#ded0b7 36% 100%); box-shadow:inset 0 0 16px rgba(91,63,33,.18); }
.stick-knob { background:linear-gradient(145deg,#e0c48e,#a8794c); border-color:#765131; box-shadow:0 3px 7px rgba(57,35,15,.32); }
.control-caption { color:#765b3d; }
.dpad-button, .key-button { border-color:#927453; color:#382b20; background:linear-gradient(#fdf5e5,#d9c3a0); box-shadow:inset 0 1px 0 #fffdf5,0 2px 0 #8b6a47; }
.dpad-button:active, .key-button:active { box-shadow:inset 0 1px 0 #fffdf5,0 1px 0 #8b6a47; }
.mouse-button { border-color:#9d8767; background:linear-gradient(#fffaf0,#dec9a9); color:#382b20; }
.mouse-button.primary-click { border-color:#914537; background:linear-gradient(#e9bd74,#bf7549); }
.mouse-button small { color:#725d47; }

/* ⛔ iOS Safari のダブルタップ拡大を止める。
   viewport の user-scalable=no は iOS 10 以降で無視されるので、
   touch-action で「二本指の拡大・二回叩きの拡大」を切る。
   ⛔ 一度拡大されると、遊んでいる最中は読み込み直せない（進行が消える）ので、
      そもそも拡大させないことが要る。 */
html, body { touch-action: manipulation; }
.app-shell, .launch-card, .player-shell, .playfield,
.control-panel, .player-footer, .player-topbar,
button, .game-choice, .layout-choice { touch-action: manipulation; }

/* ── ゲームデータの読み込み欄 ───────────────────────── */
.drop-zone{border:2px dashed rgba(120,100,70,.45);border-radius:10px;padding:20px 14px;text-align:center;margin:12px 0}
.drop-zone.is-hot{border-color:#8a6a2a;background:rgba(180,150,90,.12)}
.drop-pick{display:inline-block;cursor:pointer;margin:4px 4px;min-height:46px;line-height:26px}
.drop-hint{margin:10px 0 0;opacity:.75}
.file-msg{margin:12px 0;padding:12px 14px;border-radius:8px;border:1px solid;font-size:14px;line-height:1.7}
.file-msg.is-busy{border-color:rgba(120,100,70,.4);background:rgba(180,150,90,.10)}
.file-msg.is-ok{border-color:#5a9c72;background:rgba(90,156,114,.12)}
.file-msg.is-warn{border-color:#b08a3a;background:rgba(176,138,58,.14)}
.file-msg.is-ng{border-color:#b05a4a;background:rgba(176,90,74,.14)}
.file-msg button{margin-top:10px}
@media (max-width:480px){ .drop-pick{display:block;margin:6px 0} }