/* ══ DONEBURST — style.css ══════════════════════════ */

:root {
  --ink: #0a0a0f; --paper: #f5f0e8;
  --yellow: #f5c800; --red: #d42a1a; --red2: #ff4433;
  --white: #fff; --gray: #888;
  /* プロジェクト毎の色（JS側でsetPropertyして流す） */
  --proj-main: var(--red); --proj-bright: var(--red2); --proj-light: #ffb3a8;
}
* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--ink);
  font-family: 'Noto Sans JP', sans-serif;
  min-height: 100vh; padding-bottom: 80px;
  overflow-x: hidden; position: relative;
}
body::before {
  content: ''; position: fixed; inset: 0;
  background-image: radial-gradient(circle, #ffffff07 1px, transparent 1px);
  background-size: 8px 8px; pointer-events: none; z-index: 0;
}
.speedlines {
  position: fixed; inset: 0; overflow: hidden;
  pointer-events: none; z-index: 0; opacity: 0.025;
}
.speedlines::before {
  content: ''; position: absolute; top: 50%; left: 50%;
  width: 300vmax; height: 300vmax; transform: translate(-50%,-50%);
  background: repeating-conic-gradient(#fff 0deg,#fff 0.3deg,transparent 0.3deg,transparent 3.6deg);
}

/* ── SCREENS ── */
.screen { display: none; }
.screen.active { display: block; }

/* ── HEADER / LOGO ── */
.page-header { position: relative; z-index: 10; text-align: center; padding: 36px 20px 20px; }
.logo {
  font-family: 'Black Han Sans', sans-serif;
  font-size: clamp(2rem,8vw,3.2rem); color: var(--white);
  letter-spacing: 0.05em; line-height: 1;
  text-shadow: 4px 4px 0 var(--red), 8px 8px 0 #00000060;
  cursor: pointer; transition: opacity 0.2s; display: inline-block;
}
.logo:hover { opacity: 0.8; }
/* logo-super: flex(block-level) でテキストとSVGは横並び＋自身は改行する */
.logo-super {
  display: flex; align-items: center; justify-content: center; gap: 6px;
  font-family: 'Black Han Sans', sans-serif; font-size: 0.75rem; color: var(--yellow);
  letter-spacing: 0.25em; margin-bottom: 6px; text-shadow: 1px 1px 0 #00000060;
}
.logo-super .bolt { width: 0.95em; height: 0.95em; flex-shrink: 0; }
.inner { max-width: 640px; margin: 0 auto; padding: 0 20px; position: relative; z-index: 10; }

/* ── SETUP CARD ── */
.setup-card {
  background: var(--paper); border-radius: 4px;
  border: 3px solid var(--ink);
  box-shadow: 6px 6px 0 var(--red), 10px 10px 0 #00000060;
  padding: 24px 22px 20px; margin-bottom: 14px;
}
.setup-card h2 { font-family: 'Black Han Sans', sans-serif; font-size: 1.05rem; color: var(--ink); margin-bottom: 4px; }
.setup-card h2::after { content: ''; display: block; height: 3px; background: var(--yellow); border-radius: 2px; margin-top: 3px; width: 36px; }
.setup-desc { font-size: 0.76rem; color: #666; line-height: 1.7; margin: 10px 0 16px; }
.setup-desc strong { color: var(--red); }

/* ── PROJECT EDITOR ── */
.proj-list { display: flex; flex-direction: column; gap: 10px; margin-bottom: 14px; }
.proj-entry { background: #faf7f2; border: 2px solid #ddd; border-radius: 4px; padding: 12px 14px; }
.proj-entry-header { display: flex; align-items: center; gap: 8px; margin-bottom: 10px; }
.proj-color-dot { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; }
.proj-entry-title { font-family: 'Black Han Sans', sans-serif; font-size: 0.85rem; color: var(--ink); flex: 1; }
.proj-remove { background: none; border: none; cursor: pointer; color: #bbb; font-size: 1rem; padding: 0 4px; transition: color 0.15s; }
.proj-remove:hover { color: var(--red); }

.field-row { display: flex; gap: 8px; margin-bottom: 8px; }
.field-wrap { flex: 1; display: flex; flex-direction: column; gap: 3px; }
.field-wrap label { font-size: 0.65rem; font-weight: 700; color: #888; letter-spacing: 0.08em; }
input[type=text] {
  border: 1.5px solid #ccc; border-radius: 3px; padding: 7px 10px;
  font-family: 'Noto Sans JP', sans-serif; font-size: 0.8rem;
  background: white; color: var(--ink); transition: border-color 0.2s; width: 100%;
}
input[type=text]:focus { outline: none; border-color: var(--red); }

.mission-list-label { font-size: 0.65rem; font-weight: 700; color: #888; letter-spacing: 0.08em; margin: 8px 0 4px; }
.mission-list-label span { font-weight: 400; color: #bbb; }

.mission-entries { display: flex; flex-direction: column; gap: 5px; margin: 8px 0; }
.mission-entry { display: flex; align-items: center; gap: 5px; }
.mission-entry input[type=text] { flex: 1; }
.mission-done-check { width: 16px; height: 16px; flex-shrink: 0; cursor: pointer; accent-color: var(--red); }
.reorder-btn {
  background: none; border: 1px solid #ddd; border-radius: 3px;
  cursor: pointer; color: #bbb; font-size: 0.7rem; padding: 3px 5px;
  transition: all 0.15s; flex-shrink: 0; line-height: 1;
}
.reorder-btn:hover:not(:disabled) { color: var(--red); border-color: var(--red); }
.reorder-btn:disabled { opacity: 0.25; cursor: default; }
.remove-btn { background: none; border: none; cursor: pointer; color: #ccc; font-size: 0.9rem; padding: 0 3px; transition: color 0.15s; flex-shrink: 0; }
.remove-btn:hover { color: var(--red); }
.add-mission-btn {
  background: none; border: 1.5px dashed #ccc; border-radius: 3px;
  padding: 5px 10px; cursor: pointer; font-size: 0.73rem; color: #aaa;
  width: 100%; transition: all 0.15s; font-family: 'Noto Sans JP', sans-serif; margin-top: 2px;
}
.add-mission-btn:hover { border-color: var(--red); color: var(--red); }

.add-proj-btn {
  width: 100%; background: transparent;
  border: 2px dashed #999; border-radius: 4px;
  padding: 10px; cursor: pointer; color: #555; font-size: 0.82rem;
  letter-spacing: 0.1em; font-family: 'Noto Sans JP', sans-serif;
  transition: all 0.2s; margin-bottom: 14px;
}
.add-proj-btn:hover:not(:disabled) { border-color: var(--red); color: var(--red); background: #fff5f5; }
.add-proj-btn:disabled { opacity: 0.35; cursor: not-allowed; }

/* ── NAV BUTTONS ── */
.nav-row { display: flex; gap: 10px; }
.nav-btn {
  flex: 1; padding: 13px; cursor: pointer;
  font-family: 'Black Han Sans', sans-serif; font-size: 1rem; letter-spacing: 0.08em;
  border: 3px solid var(--ink); border-radius: 4px;
  transition: transform 0.1s, box-shadow 0.1s, background 0.1s; position: relative;
}
.nav-btn.primary { background: var(--red); color: var(--white); box-shadow: 4px 4px 0 var(--ink); }
.nav-btn.primary::after { content: '→'; position: absolute; right: 14px; top: 50%; transform: translateY(-50%); }
.nav-btn.primary:hover { background: var(--red2); transform: translate(-2px,-2px); box-shadow: 6px 6px 0 var(--ink); }
.nav-btn.primary:active { transform: translate(3px,3px); box-shadow: 1px 1px 0 var(--ink); }

/* ── UTILITY BUTTONS（編集画面下部：インポート / 初期化） ── */
/* sound-card と同系統の半透明黒背景でトーン統一 */
.util-row { display: flex; gap: 8px; margin-top: 8px; }
.util-row .util-btn { margin-top: 0; }
.util-btn {
  width: 100%; background: rgba(0,0,0,0.25); border: 1px solid rgba(255,255,255,0.15); border-radius: 4px;
  padding: 10px; cursor: pointer; color: rgba(255,255,255,0.65); font-size: 0.72rem; letter-spacing: 0.1em;
  font-family: 'Noto Sans JP', sans-serif; transition: all 0.2s; margin-top: 8px;
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
}
.util-btn svg { width: 14px; height: 14px; flex-shrink: 0; }
.util-btn:hover { color: var(--yellow); border-color: var(--yellow); background: rgba(245,200,0,0.08); }
.util-btn.danger:hover { color: #ff8888; border-color: #ff5555; background: rgba(255,0,0,0.08); }

.error-msg {
  display: none; margin-top: 10px; background: #fff0f0;
  border: 2px solid var(--red); border-radius: 4px;
  padding: 8px 12px; font-size: 0.76rem; color: var(--red); line-height: 1.6;
}
.error-msg.show { display: block; }

/* ── BOARD ── */
.board-topbar { position: relative; z-index: 1; text-align: center; padding: 30px 20px 18px; }
.board-logo {
  font-family: 'Black Han Sans', sans-serif; font-size: clamp(1.8rem,6vw,2.8rem); color: var(--white);
  letter-spacing: 0.05em; line-height: 1;
  text-shadow: 4px 4px 0 var(--red), 8px 8px 0 #00000060;
  cursor: pointer; transition: opacity 0.2s; display: inline-block;
}
.board-logo:hover { opacity: 0.8; }
.topbar-actions { position: absolute; top: 30px; left: 18px; display: flex; flex-direction: column; align-items: flex-start; gap: 6px; }
.top-btn {
  background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.35); color: rgba(255,255,255,0.65);
  font-size: 0.65rem; letter-spacing: 0.1em; padding: 5px 12px; border-radius: 20px;
  cursor: pointer; font-family: 'Noto Sans JP', sans-serif; transition: all 0.2s; white-space: nowrap;
  display: inline-flex; align-items: center; gap: 5px;
}
.top-btn svg { width: 11px; height: 11px; flex-shrink: 0; }
.top-btn:hover { color: var(--yellow); border-color: var(--yellow); background: rgba(245,200,0,0.1); }

.projects-wrap { position: relative; z-index: 1; max-width: 580px; margin: 0 auto; padding: 0 16px; }
.proj-block { padding-bottom: 32px; }
.proj-header { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.proj-tag {
  font-family: 'Black Han Sans', sans-serif; font-size: 0.75rem; letter-spacing: 0.15em;
  padding: 5px 14px; border-radius: 2px; border: 2px solid var(--proj-main);
  background: var(--proj-main); color: var(--white); box-shadow: 2px 2px 0 #00000055;
}
.proj-deadline {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 0.67rem; letter-spacing: 0.1em; font-weight: 700; color: var(--proj-bright);
}
.proj-deadline .deadline-clock { width: 13px; height: 13px; flex-shrink: 0; }

.progress-wrap { margin-bottom: 12px; }
.progress-bar-bg { height: 8px; border-radius: 4px; background: #ffffff14; border: 1px solid #ffffff14; overflow: hidden; }
.progress-bar-fill {
  height: 100%; border-radius: 4px;
  background: linear-gradient(90deg, var(--proj-light), var(--proj-bright));
  box-shadow: 0 0 8px var(--proj-bright);
  transition: width 0.6s cubic-bezier(0.34,1.56,0.64,1);
}
.progress-text { font-size: 0.64rem; color: var(--gray); text-align: right; margin-top: 3px; letter-spacing: 0.08em; }
.progress-text span { font-weight: 700; color: var(--proj-light); }

.mission-card {
  background: var(--paper); border-radius: 4px; border: 3px solid var(--ink); overflow: hidden;
  box-shadow: 6px 6px 0 var(--proj-main), 10px 10px 0 #00000060;
}
.mission-ribbon {
  padding: 8px 20px; display: flex; align-items: center; gap: 12px;
  border-bottom: 3px solid var(--ink); position: relative; overflow: hidden;
  background: var(--proj-main);
}
.mission-ribbon::after { content: ''; position: absolute; right: -20px; top: -20px; width: 80px; height: 80px; background: #ffffff15; border-radius: 50%; }
.mission-num { font-family: 'Black Han Sans', sans-serif; font-size: 2rem; color: var(--yellow); line-height: 1; text-shadow: 2px 2px 0 #00000050; }
.mission-label-top { font-size: 0.58rem; color: #ffffff80; letter-spacing: 0.2em; font-weight: 700; }
.mission-label-main { font-size: 0.9rem; font-weight: 900; color: var(--white); line-height: 1.2; }

.mission-body { padding: 18px 20px 16px; }
.commander-wrap { display: flex; align-items: flex-start; gap: 12px; margin-bottom: 14px; }
.commander-icon {
  width: 46px; height: 46px; flex-shrink: 0;
  background: var(--ink); border-radius: 50%; border: 3px solid var(--ink);
  display: flex; align-items: center; justify-content: center;
  color: var(--yellow); box-shadow: 2px 2px 0 var(--proj-main);
}
.commander-icon svg { width: 22px; height: 22px; }

.bubble { flex: 1; background: var(--ink); color: var(--white); border-radius: 0 12px 12px 12px; padding: 10px 14px; font-size: 0.83rem; line-height: 1.75; position: relative; }
.bubble::before { content: ''; position: absolute; left: -9px; top: 12px; border: 5px solid transparent; border-right-color: var(--ink); }
.bubble strong { color: var(--yellow); }
.bubble em { font-style: normal; font-weight: 700; color: var(--proj-light); }

.mission-title { font-family: 'Black Han Sans', sans-serif; font-size: clamp(1.15rem,4vw,1.55rem); color: var(--ink); line-height: 1.3; display: inline-block; }
.mission-title::after { content: ''; display: block; height: 4px; border-radius: 2px; margin-top: 4px; background: var(--proj-bright); }
.mission-task-name { display: block; font-family: 'Noto Sans JP', sans-serif; font-weight: 900; font-size: clamp(1.05rem,3.5vw,1.35rem); letter-spacing: 0.02em; }

.done-btn {
  display: block; width: 100%; margin-top: 16px; color: var(--white);
  background: var(--proj-main);
  font-family: 'Black Han Sans', sans-serif; font-size: 1.4rem; letter-spacing: 0.15em;
  border: 3px solid var(--ink); border-radius: 4px; padding: 15px; cursor: pointer;
  transition: transform 0.1s, box-shadow 0.1s, background 0.1s; position: relative;
  text-shadow: 2px 2px 0 #00000060; box-shadow: 4px 4px 0 var(--ink);
}
.done-btn:hover { background: var(--proj-bright); transform: translate(-2px,-2px); box-shadow: 6px 6px 0 var(--ink); }
.done-btn:active { transform: translate(3px,3px); box-shadow: 1px 1px 0 var(--ink); }

.proj-clear-card {
  display: none; background: var(--paper); border-radius: 4px; border: 3px solid var(--ink);
  padding: 26px 22px; text-align: center;
  box-shadow: 6px 6px 0 var(--proj-main), 10px 10px 0 #00000060;
}
.proj-clear-card.show { display: block; animation: crashIn 0.5s ease both; }
.proj-clear-title { font-family: 'Black Han Sans', sans-serif; font-size: clamp(1.8rem,7vw,2.8rem); color: var(--yellow); text-shadow: 3px 3px 0 var(--red), 6px 6px 0 var(--ink); line-height: 1.1; margin-bottom: 10px; }
.proj-clear-msg { font-size: 0.85rem; color: var(--ink); line-height: 1.85; font-weight: 700; display: inline-flex; align-items: center; gap: 6px; }
.proj-clear-msg .clear-fire {
  width: 1.2em; height: 1.2em; color: var(--red);
  animation: fireFlicker 0.8s ease-in-out infinite alternate;
}
@keyframes fireFlicker {
  from { transform: scale(1)    rotate(-3deg); color: var(--red); }
  to   { transform: scale(1.15) rotate( 3deg); color: #ff8800; }
}

@keyframes crashIn { 0%{opacity:0;transform:scale(0.87) rotate(-1.5deg)} 100%{opacity:1;transform:scale(1) rotate(0deg)} }

.divider { display: flex; align-items: center; gap: 12px; margin-bottom: 28px; }
.divider::before,.divider::after { content:''; flex:1; height:1px; background:rgba(255,255,255,0.3); }
.divider span { font-size: 0.7rem; letter-spacing: 0.2em; color: rgba(255,255,255,0.5); font-weight: 700; }

.all-missions-wrap { margin-top: 14px; text-align: center; }
.all-missions-btn {
  background: rgba(255,255,255,0.07); border: 1px solid rgba(255,255,255,0.3); color: rgba(255,255,255,0.55);
  font-size: 0.65rem; letter-spacing: 0.14em; padding: 4px 14px; border-radius: 20px;
  cursor: pointer; font-family: 'Noto Sans JP', sans-serif; transition: all 0.2s;
}
.all-missions-btn:hover { color: #fff; border-color: rgba(255,255,255,0.7); background: rgba(255,255,255,0.12); }
.all-missions-panel { display: none; margin-top: 10px; background: rgba(255,255,255,0.07); border: 1px solid rgba(255,255,255,0.2); border-radius: 8px; padding: 14px; text-align: left; }
.all-missions-panel.show { display: block; }
.mission-row { display: flex; align-items: flex-start; gap: 8px; padding: 4px 0; border-bottom: 1px solid rgba(255,255,255,0.1); font-size: 0.72rem; color: rgba(255,255,255,0.7); line-height: 1.5; }
.mission-row:last-child { border-bottom: none; }
.mission-row.done { color: rgba(255,255,255,0.3); text-decoration: line-through; }
.mission-dot { width: 5px; height: 5px; border-radius: 50%; flex-shrink: 0; margin-top: 6px; background: var(--proj-main); }
.mission-row.done .mission-dot { background: rgba(255,255,255,0.15)!important; }

/* ── DONE FLASH (anchored to card) ── */
.boom-anchor { position: relative; }
.boom {
  position: absolute; inset: 0; pointer-events: none; z-index: 50;
  display: flex; align-items: center; justify-content: center;
  font-family: 'Black Han Sans', sans-serif; font-size: clamp(3rem,15vw,6rem);
  color: var(--yellow); text-shadow: 4px 4px 0 var(--red), 8px 8px 0 var(--ink);
  opacity: 0; transform: scale(0.5); border-radius: 4px; overflow: hidden;
}
.boom.fire { animation: boomAnim 0.7s ease forwards; }
@keyframes boomAnim {
  0%  { opacity: 1; transform: scale(0.5) rotate(-5deg); }
  35% { opacity: 1; transform: scale(1.15) rotate(2deg); }
  65% { opacity: 0.9; transform: scale(1) rotate(0deg); }
  100%{ opacity: 0; transform: scale(1.2); }
}

/* ── ALL COMPLETE EXPLOSION ── */
#allCompleteScreen { display: none; position: fixed; inset: 0; z-index: 500; align-items: center; justify-content: center; flex-direction: column; overflow: hidden; }
#allCompleteScreen.show { display: flex; }

.explosion-bg {
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 50% 50%, #ff8800 0%, #ff3300 25%, #cc0000 50%, #880000 75%, #1a0000 100%);
  animation: explosionBg 0.5s ease forwards;
}
@keyframes explosionBg { 0%{opacity:0;transform:scale(0.3)} 60%{opacity:1;transform:scale(1.08)} 100%{opacity:1;transform:scale(1)} }

.ember { position: absolute; border-radius: 50%; pointer-events: none; animation: emberFloat linear infinite; }
@keyframes emberFloat {
  0%  { transform: translateY(100vh) scale(1) rotate(0deg); opacity: 1; }
  80% { opacity: 1; }
  100%{ transform: translateY(-20vh) scale(0.3) rotate(720deg); opacity: 0; }
}

.burst-lines {
  position: absolute; width: 300vmax; height: 300vmax;
  top: 50%; left: 50%; transform: translate(-50%, -50%);
  pointer-events: none;
  background: repeating-conic-gradient(rgba(255,200,0,0.15) 0deg, rgba(255,200,0,0.15) 2deg, transparent 2deg, transparent 8deg);
  animation: burstSpin 8s linear infinite;
}
@keyframes burstSpin { to{ transform: translate(-50%, -50%) rotate(360deg); } }

.shockwave { position: absolute; border-radius: 50%; border: 3px solid rgba(255,200,0,0.6); pointer-events: none; animation: shockwaveExpand 2s ease-out infinite; }
.shockwave:nth-child(2){ animation-delay: 0.5s; }
.shockwave:nth-child(3){ animation-delay: 1s; }
@keyframes shockwaveExpand {
  0%  { width:0; height:0; opacity:1; top:50%; left:50%; transform:translate(-50%,-50%); }
  100%{ width:200vmax; height:200vmax; opacity:0; top:50%; left:50%; transform:translate(-50%,-50%); }
}

.complete-content { position: relative; z-index: 10; text-align: center; padding: 20px; animation: completePop 0.7s cubic-bezier(0.34,1.56,0.64,1) 0.3s both; }
@keyframes completePop { 0%{opacity:0;transform:scale(0.3) rotate(-5deg)} 100%{opacity:1;transform:scale(1) rotate(0deg)} }

.complete-title {
  font-family: 'Black Han Sans', sans-serif; font-size: clamp(3.5rem,18vw,9rem);
  color: var(--yellow); line-height: 0.9;
  text-shadow: 0 0 20px #ffcc00, 0 0 40px #ff8800, 4px 4px 0 #aa0000, 8px 8px 0 #660000, 12px 12px 0 #000000;
  animation: titlePulse 1.5s ease-in-out infinite; letter-spacing: 0.02em;
}
@keyframes titlePulse {
  0%,100%{ text-shadow: 0 0 20px #ffcc00, 0 0 40px #ff8800, 4px 4px 0 #aa0000, 8px 8px 0 #660000; }
  50%    { text-shadow: 0 0 40px #ffcc00, 0 0 80px #ff8800, 4px 4px 0 #ff4400, 8px 8px 0 #880000; }
}
.complete-sub {
  font-family: 'Black Han Sans', sans-serif; font-size: clamp(0.9rem,3vw,1.4rem);
  color: var(--white); letter-spacing: 0.15em; margin-top: 16px;
  text-shadow: 2px 2px 0 #00000060;
  animation: completePop 0.7s cubic-bezier(0.34,1.56,0.64,1) 0.6s both;
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
}
.complete-sub .sub-bolt { width: 1em; height: 1em; color: var(--yellow); flex-shrink: 0; }

.complete-msg {
  font-size: clamp(0.75rem,2vw,0.95rem); color: rgba(255,220,180,0.9);
  line-height: 1.8; margin-top: 12px; font-weight: 700;
  animation: completePop 0.7s cubic-bezier(0.34,1.56,0.64,1) 0.8s both;
  text-shadow: 1px 1px 0 #00000040;
}
.complete-back-btn {
  margin-top: 28px; background: rgba(0,0,0,0.4); color: var(--yellow);
  border: 2px solid var(--yellow); border-radius: 4px; padding: 12px 28px;
  font-family: 'Black Han Sans', sans-serif; font-size: 1rem; letter-spacing: 0.1em;
  cursor: pointer; transition: all 0.2s;
  animation: completePop 0.7s cubic-bezier(0.34,1.56,0.64,1) 1s both;
  box-shadow: 0 0 20px rgba(245,200,0,0.3);
}
.complete-back-btn:hover { background: rgba(245,200,0,0.2); box-shadow: 0 0 30px rgba(245,200,0,0.5); }

/* ── ⓘ CREDIT INFO BUTTON（右上固定） ── */
.info-btn {
  position: fixed; top: 18px; right: 18px; z-index: 200;
  width: 34px; height: 34px; border-radius: 50%;
  background: rgba(0,0,0,0.4); border: 2px solid rgba(255,255,255,0.3);
  color: rgba(255,255,255,0.6); cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  opacity: 0.35; transition: all 0.2s;
}
.info-btn svg { width: 18px; height: 18px; }
.info-btn:hover { opacity: 1; color: var(--yellow); border-color: var(--yellow); background: rgba(0,0,0,0.7); }

/* ── ⓘ CREDIT MODAL（DONEBURST世界観に合わせたpaper色＋赤装飾） ── */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.8);
  display: flex; align-items: center; justify-content: center; z-index: 9999;
  opacity: 0; pointer-events: none; transition: opacity 0.2s;
  padding: 20px;
}
.modal-overlay.open { opacity: 1; pointer-events: auto; }
.modal {
  background: var(--paper); border: 3px solid var(--ink); border-radius: 4px;
  box-shadow: 6px 6px 0 var(--red), 10px 10px 0 #00000060;
  padding: 24px 26px; max-width: 460px; width: 100%;
  transform: translateY(16px); transition: transform 0.2s;
  max-height: calc(100vh - 40px); overflow-y: auto;
}
.modal-overlay.open .modal { transform: translateY(0); }
.modal-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 18px; padding-bottom: 12px; border-bottom: 3px solid var(--ink);
}
.modal-title {
  font-family: 'Black Han Sans', sans-serif; font-size: 1.15rem; color: var(--red);
  display: flex; align-items: center; gap: 8px; letter-spacing: 0.05em;
}
.modal-title svg { width: 22px; height: 22px; color: var(--red); flex-shrink: 0; }
.modal-close {
  background: transparent; border: 2px solid var(--ink); border-radius: 4px;
  width: 30px; height: 30px; cursor: pointer; font-size: 0.95rem;
  color: var(--ink); display: flex; align-items: center; justify-content: center;
  transition: all 0.15s; font-family: inherit;
}
.modal-close:hover { background: var(--red); color: var(--white); border-color: var(--red); }

.credit-block { margin-bottom: 14px; }
.credit-block:last-child { margin-bottom: 0; }
.credit-label {
  font-size: 0.65rem; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--red); margin-bottom: 6px; font-weight: 700;
  font-family: 'Black Han Sans', sans-serif;
}
.credit-item { font-size: 0.82rem; color: var(--ink); margin-bottom: 3px; line-height: 1.6; }
.credit-item a { color: var(--red); text-decoration: none; font-weight: 700; }
.credit-item a:hover { text-decoration: underline; }
.credit-item .muted { opacity: 0.55; font-size: 0.78rem; margin-left: 4px; }

/* モーダル内の区切り線は、既存の .divider（VS表示用）と違う表現 */
.modal .divider { display: block; height: 2px; background: var(--ink); opacity: 0.12; margin: 12px 0; border-radius: 1px; }
.modal .divider::before, .modal .divider::after { display: none; }

/* ── 🔔 TOAST ── */
.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%) translateY(20px);
  background: var(--ink); color: var(--yellow); border: 2px solid var(--yellow);
  border-radius: 4px; padding: 10px 20px;
  font-family: 'Black Han Sans', sans-serif; font-size: 0.85rem; letter-spacing: 0.1em;
  opacity: 0; pointer-events: none; z-index: 8888;
  transition: opacity 0.2s, transform 0.2s;
  box-shadow: 0 0 20px rgba(245,200,0,0.3);
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); pointer-events: auto; }
.toast.error { color: var(--white); border-color: var(--red); box-shadow: 0 0 20px rgba(212,42,26,0.5); }

/* ── ⚙️ SETTINGS BUTTON（ⓘの左隣） ── */
.info-btn.settings-btn { right: 60px; }

/* ── ⚙️ SETTINGS MODAL 内パーツ ── */
.settings-block { margin-bottom: 16px; padding-bottom: 14px; position: relative; }
.settings-block::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: 0;
  height: 2px; background: var(--ink); opacity: 0.12; border-radius: 1px;
}
.settings-block:last-child { margin-bottom: 0; padding-bottom: 0; }
.settings-block:last-child::after { display: none; }
.settings-label { font-size: 0.65rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--red); margin-bottom: 8px; font-weight: 700; font-family: 'Black Han Sans', sans-serif; }

/* BGM選択ラジオ */
.bgm-choice { display: flex; gap: 8px; }
.bgm-radio { flex: 1; cursor: pointer; }
.bgm-radio input { display: none; }
.bgm-radio span {
  display: block; padding: 10px; text-align: center;
  background: #faf7f2; border: 2px solid #ddd; border-radius: 4px;
  font-size: 0.78rem; font-weight: 700; color: var(--ink); transition: all 0.15s;
}
.bgm-radio input:checked + span { background: var(--red); color: var(--white); border-color: var(--red); box-shadow: 2px 2px 0 var(--ink); }
.bgm-radio span:hover { border-color: var(--red); }

/* 音量行（ミュートボタン + スライダー） */
.settings-row { display: flex; align-items: center; gap: 12px; }
.mute-btn {
  width: 38px; height: 38px; flex-shrink: 0;
  background: transparent; border: 2px solid var(--ink); border-radius: 4px;
  color: var(--ink); cursor: pointer;
  display: flex; align-items: center; justify-content: center; transition: all 0.15s;
}
.mute-btn svg { width: 20px; height: 20px; }
.mute-btn:hover { background: var(--red); color: var(--white); border-color: var(--red); box-shadow: 2px 2px 0 var(--ink); transform: translate(-1px,-1px); }
.mute-btn.muted { background: #ddd; color: #888; border-color: #aaa; }
.mute-btn.muted:hover { background: #ddd; color: #888; border-color: #aaa; transform: none; box-shadow: none; }

.vol-wrap { flex: 1; }
.vol-label-row { display: flex; justify-content: space-between; align-items: center; margin-bottom: 4px; font-size: 0.72rem; font-weight: 700; color: var(--ink); }
.vol-pct { font-family: 'Black Han Sans', sans-serif; font-size: 0.85rem; color: var(--red); }

/* スライダー */
.vol-slider {
  width: 100%; height: 8px; background: #ddd; border-radius: 4px; outline: none; appearance: none; -webkit-appearance: none; cursor: pointer;
}
.vol-slider::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 18px; height: 18px; background: var(--red); border: 2px solid var(--ink); border-radius: 50%;
  cursor: pointer; box-shadow: 1px 1px 0 var(--ink);
}
.vol-slider::-moz-range-thumb {
  width: 18px; height: 18px; background: var(--red); border: 2px solid var(--ink); border-radius: 50%;
  cursor: pointer; box-shadow: 1px 1px 0 var(--ink);
}
.vol-slider.muted { opacity: 0.4; }

/* ── 🔊 サウンドカード（トップ画面） ── */
.sound-card {
  background: rgba(0,0,0,0.25); border: 1px solid rgba(255,255,255,0.15); border-radius: 4px;
  padding: 14px 16px; margin-top: 8px;
}
.sound-card-header {
  display: flex; align-items: center; gap: 8px; margin-bottom: 12px;
  padding-bottom: 10px; border-bottom: 1px solid rgba(255,255,255,0.1);
}
.sound-card-header svg { width: 16px; height: 16px; color: var(--yellow); flex-shrink: 0; }
.sound-card-title {
  font-family: 'Black Han Sans', sans-serif; font-size: 0.85rem;
  letter-spacing: 0.1em; color: var(--white); flex: 1;
}
.sound-card-link {
  background: none; border: none; cursor: pointer; padding: 0;
  font-family: 'Noto Sans JP', sans-serif; font-size: 0.66rem; letter-spacing: 0.05em;
  color: rgba(255,255,255,0.5); text-decoration: underline; transition: color 0.15s;
}
.sound-card-link:hover { color: var(--yellow); }
.sound-card-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 6px 0; font-size: 0.78rem;
}
.sound-row-label { color: rgba(255,255,255,0.85); font-weight: 700; letter-spacing: 0.05em; }

/* トグルスイッチ */
.toggle { position: relative; display: inline-block; width: 42px; height: 22px; }
.toggle input { display: none; }
.toggle-slider {
  position: absolute; inset: 0; background: #555; border: 2px solid #444; border-radius: 22px; cursor: pointer;
  transition: all 0.2s;
}
.toggle-slider::before {
  content: ''; position: absolute; left: 2px; top: 2px;
  width: 14px; height: 14px; background: var(--white); border-radius: 50%; transition: all 0.2s;
}
.toggle input:checked + .toggle-slider { background: var(--red); border-color: var(--red2); }
.toggle input:checked + .toggle-slider::before { left: 22px; }