:root {
  color-scheme: dark;
  font-family: Inter, "Noto Sans JP", "Yu Gothic UI", sans-serif;
  background: #070b12;
  color: #edf3ff;
  --panel: rgba(15, 22, 34, 0.92);
  --line: rgba(148, 174, 214, 0.18);
  --muted: #8b9bb4;
  --cyan: #52d7e7;
  --gold: #f0bd4f;
  --danger: #ff667a;
}

html { scrollbar-gutter: stable; }
* { box-sizing: border-box; }
body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  background:
    radial-gradient(circle at 42% 30%, rgba(40, 66, 106, 0.2), transparent 40%),
    linear-gradient(135deg, #090e17, #05080e);
}
button, select { font: inherit; }
.app-shell { width: min(1440px, 100%); margin: 0 auto; padding: 20px 24px 28px; }
.topbar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  min-height: 82px;
  padding: 0 4px 16px;
  border-bottom: 1px solid var(--line);
}
.eyebrow, .card-label {
  margin: 0 0 5px;
  color: var(--cyan);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.18em;
}
h1, h2 { margin: 0; letter-spacing: 0.04em; }
h1 { font-size: clamp(25px, 3vw, 38px); }
h2 { font-size: clamp(24px, 4vw, 34px); }
.status-strip { display: flex; gap: 8px; }
.status-strip > div {
  min-width: 100px;
  padding: 9px 13px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: rgba(255,255,255,0.025);
}
.status-strip > div:nth-child(2) { width: 230px; }
.status-strip span, .assignment-grid span {
  display: block;
  color: var(--muted);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.14em;
}
.status-strip strong { display: block; margin-top: 3px; font-size: 15px; }
#nextDisplay { min-height: 2.4em; line-height: 1.2; }
.game-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 330px;
  gap: 20px;
  padding-top: 20px;
}
.arena-panel {
  position: relative;
  overflow: hidden;
  display: grid;
  place-items: center;
  min-height: 640px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #080d15;
  box-shadow: 0 18px 70px rgba(0,0,0,0.32);
}
canvas { display: block; width: min(100%, 800px); height: auto; aspect-ratio: 1; touch-action: none; }
.side-panel { display: flex; flex-direction: column; gap: 14px; }
.card {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--panel);
}
.assignment-main { display: grid; grid-template-columns: 46px 1fr auto; align-items: center; gap: 12px; }
.assignment-main img { width: 42px; height: 42px; object-fit: contain; }
.assignment-main strong { display: block; font-size: 22px; }
.assignment-main span { display: block; margin-top: 2px; color: var(--muted); font-size: 11px; }
.mark-badge {
  display: grid;
  place-items: center;
  width: 43px;
  height: 43px;
  border: 1px solid var(--line);
  border-radius: 50%;
  font-size: 12px;
}
.mark-badge.share { border-radius: 7px; background: #c99321; color: #120e05; }
.mark-badge.circle { background: #c83f9e; }
.mark-badge.fan { background: #6449df; }
.assignment-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 16px; }
.assignment-grid > div { padding: 11px; background: rgba(255,255,255,0.035); border-radius: 4px; }
.assignment-grid strong {
  display: block;
  min-height: 2.7em;
  margin-top: 4px;
  font-size: 13px;
  line-height: 1.35;
}
.card-heading { display: flex; align-items: center; justify-content: space-between; }
.card-heading > span { color: var(--muted); font-size: 10px; font-weight: 700; }
#timeline { list-style: none; padding: 0; margin: 10px 0 0; }
#timeline li {
  position: relative;
  display: grid;
  grid-template-columns: 38px 1fr;
  gap: 9px;
  padding: 9px 5px 9px 13px;
  border-left: 1px solid var(--line);
  color: var(--muted);
  font-size: 11px;
}
#timeline li::before {
  content: "";
  position: absolute;
  left: -3px; top: 14px;
  width: 5px; height: 5px; border-radius: 50%; background: #44516a;
}
#timeline li.active { color: #fff; background: rgba(82,215,231,0.08); border-left-color: var(--cyan); }
#timeline li.active::before { background: var(--cyan); box-shadow: 0 0 10px var(--cyan); }
#timeline time { color: #71809b; font-variant-numeric: tabular-nums; }
.controls-card { margin-top: auto; }
.key-row { display: flex; align-items: center; gap: 6px; margin-top: 10px; color: var(--muted); font-size: 11px; }
kbd { min-width: 34px; padding: 5px 7px; border: 1px solid #3a465c; border-bottom-width: 2px; border-radius: 4px; background: #111827; color: #dce8fb; text-align: center; font-size: 9px; }
.speed-control { display: flex; align-items: center; justify-content: space-between; margin-top: 16px; color: var(--muted); font-size: 11px; }
select { padding: 6px 8px; border: 1px solid #35425a; border-radius: 4px; background: #111827; color: #fff; }
.cast-bar {
  position: absolute;
  left: 50%; bottom: 24px;
  width: min(420px, 72%);
  transform: translateX(-50%);
  text-align: center;
  text-shadow: 0 2px 4px #000;
  pointer-events: none;
}
.cast-bar span { display: block; margin-bottom: 5px; color: #fff2c1; font-size: 13px; font-weight: 800; }
.cast-bar div { overflow: hidden; height: 9px; border: 1px solid #9d8343; background: #0a0d13; }
.cast-bar i { display: block; width: 0; height: 100%; background: linear-gradient(90deg, #e09435, #fff0a1); }
.banner {
  position: absolute;
  top: 16%;
  left: 50%;
  transform: translateX(-50%);
  padding: 10px 24px;
  border-top: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
  background: rgba(5,8,14,0.76);
  color: #fff1b5;
  font-size: clamp(18px, 3vw, 30px);
  font-weight: 800;
  letter-spacing: 0.12em;
  white-space: nowrap;
  pointer-events: none;
}
.hidden { display: none !important; }
.modal {
  position: fixed;
  z-index: 10;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(2, 5, 10, 0.84);
  backdrop-filter: blur(8px);
}
.modal-card {
  width: min(760px, 100%);
  max-height: calc(100dvh - 40px);
  overflow-y: auto;
  padding: clamp(25px, 5vw, 48px);
  border: 1px solid rgba(112, 145, 195, 0.28);
  border-radius: 8px;
  background: linear-gradient(145deg, #121a28, #0a101a);
  box-shadow: 0 30px 100px rgba(0,0,0,0.55);
}
.modal-copy { margin: 10px 0 24px; color: #9baac0; line-height: 1.75; font-size: 13px; }
.strategy-buttons { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.strategy-button {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 64px;
  padding: 14px 18px;
  border: 1px solid #2d3a50;
  border-radius: 5px;
  background: #111927;
  color: #fff;
  text-align: center;
  cursor: pointer;
  transition: 120ms ease;
}
.strategy-button:hover,
.strategy-button.selected { transform: translateY(-2px); border-color: var(--cyan); background: #172438; }
.strategy-button strong { font-size: 16px; }
.selection-block,
.role-selection { margin-top: 20px; }
.selection-block h3,
.role-selection h3 { margin: 0 0 14px; font-size: 18px; }
.role-buttons { display: grid; grid-template-columns: repeat(4, 1fr); gap: 9px; }
.role-button {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 12px;
  border: 1px solid #2d3a50;
  border-radius: 5px;
  background: #111927;
  color: #fff;
  cursor: pointer;
  transition: 120ms ease;
}
.role-button:hover { transform: translateY(-2px); border-color: var(--cyan); background: #172438; }
.role-button img { width: 27px; height: 27px; object-fit: contain; }
.strategy-note { margin-top: 16px; padding: 10px 14px; border-left: 2px solid var(--cyan); background: rgba(82,215,231,0.055); }
.strategy-note strong { font-size: 12px; }
.result-card { width: min(470px, 100%); text-align: center; }
#resultModal {
  place-items: start center;
  padding-top: clamp(56px, 10vh, 96px);
  background: rgba(2, 5, 10, 0.52);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}
#resultModal .result-card {
  transform: translateY(-12px);
}
.result-card .eyebrow { color: var(--danger); }
.primary-button { padding: 12px 25px; border: 0; border-radius: 4px; background: var(--cyan); color: #071016; font-weight: 900; cursor: pointer; }

@media (max-width: 1000px) {
  .game-layout { grid-template-columns: 1fr; }
  .arena-panel { min-height: 0; }
  .side-panel { display: grid; grid-template-columns: 1fr 1fr; }
  .timeline-card { grid-row: span 2; }
}
@media (max-width: 680px) {
  .app-shell { padding: 12px; }
  .topbar { align-items: flex-start; flex-direction: column; }
  .status-strip { width: 100%; }
  .status-strip > div { flex: 1; min-width: 0; padding: 8px; }
  .status-strip > div:nth-child(2) { width: auto; }
  #nextDisplay { min-height: 3.6em; }
  .game-layout { padding-top: 12px; }
  .side-panel { display: flex; }
  .strategy-buttons,
  .role-buttons { grid-template-columns: repeat(2, 1fr); }
  .modal { padding: 12px; }
  .modal-card { max-height: calc(100dvh - 24px); padding: 20px 16px; }
  #resultModal { padding-top: 36px; }
}