:root {
  --bg: #f7f8fa;
  --panel: #ffffff;
  --panel-2: #eef4f4;
  --line: #d7dde5;
  --text: #1f2933;
  --muted: #667085;
  --accent: #2563eb;
  --ok: #2ca24c;
  --gold: #b8860b;
  --danger: #e23b3b;
  --radius: 12px;
  font-family: system-ui, -apple-system, "Segoe UI", "Hiragino Kaku Gothic ProN", "Noto Sans JP", Meiryo, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  background: radial-gradient(1200px 800px at 70% -10%, #e9eff6, var(--bg));
  color: var(--text);
  min-height: 100vh;
}

.app { max-width: 1100px; margin: 0 auto; padding: 18px 16px 48px; }

h1, h2, h3 { margin: 0 0 8px; }
h1 { font-size: 24px; letter-spacing: 0.04em; }
a { color: var(--accent); }

.title-row { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; margin-bottom: 14px; }
.title-row .sub { color: var(--muted); font-size: 13px; }

.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; margin-bottom: 14px; }

.btn {
  appearance: none; border: 1px solid var(--line); background: var(--panel-2); color: var(--text);
  padding: 10px 16px; font-size: 15px; border-radius: 10px; cursor: pointer;
  transition: filter 0.15s, transform 0.05s;
}
.btn:hover:not(:disabled) { filter: brightness(1.06); }
.btn:active:not(:disabled) { transform: translateY(1px); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 700; }
.btn.ghost { background: transparent; }
.btn.small { padding: 6px 10px; font-size: 13px; }

input[type="text"] {
  background-color: #fff; border: 1px solid var(--line); border-radius: 10px; color: var(--text);
  padding: 11px 13px; font-size: 16px; width: 100%;
}
input[type="text"]:focus { outline: 2px solid var(--accent); border-color: var(--accent); }
select {
  background-color: #fff; border: 1px solid var(--line); border-radius: 10px; color: var(--text);
  padding: 9px 11px; font-size: 15px;
}
select:focus { outline: 2px solid var(--accent); border-color: var(--accent); }

.row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.grow { flex: 1; min-width: 160px; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.center { text-align: center; }
.spacer { flex: 1; }

/* ===== Lobby ===== */
.lobby-actions { display: grid; gap: 14px; grid-template-columns: 1fr 1fr; }
@media (max-width: 640px) { .lobby-actions { grid-template-columns: 1fr; } }

.code-pill {
  display: inline-flex; align-items: center; gap: 8px; background: #fff;
  border: 1px dashed var(--line); border-radius: 10px; padding: 8px 12px;
  font-size: 20px; letter-spacing: 0.18em; font-weight: 700;
}

.players { display: flex; flex-direction: column; gap: 8px; }
.player {
  display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-radius: 10px;
  background: var(--panel-2); border: 1px solid transparent;
}
.swatch { width: 18px; height: 18px; border-radius: 50%; border: 2px solid rgba(0,0,0,0.25); flex: none; }
.player .name { font-weight: 600; }
.player .meta { color: var(--muted); font-size: 12px; margin-left: auto; }
.dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
.dot.on { background: var(--ok); }
.dot.off { background: #9aa3b2; }

/* ===== Settings ===== */
.settings { display: flex; flex-direction: column; gap: 12px; }
.set-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.set-row .set-label { min-width: 78px; font-weight: 600; }
.set-row .chk { display: inline-flex; align-items: center; gap: 8px; min-width: 230px; font-weight: 600; }
.set-row .chk input { width: 16px; height: 16px; accent-color: var(--accent); }
.sep { border: none; border-top: 1px solid var(--line); margin: 4px 0; }
.stepper { display: inline-flex; align-items: center; gap: 8px; }
.time-val { font-weight: 800; font-variant-numeric: tabular-nums; min-width: 56px; text-align: center; font-size: 16px; }

/* ===== Subject banner ===== */
.subject-banner {
  background: linear-gradient(180deg, #eef4ff, #fff); border: 1px solid var(--accent);
  border-radius: var(--radius); padding: 12px 16px; margin-bottom: 12px;
  font-size: 18px; display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
}
.subject-banner b { font-size: 22px; }
.draw-timer { margin-left: auto; font-weight: 800; font-variant-numeric: tabular-nums; font-size: 18px; }
.draw-timer.danger { color: #d92d20; }

/* ===== Role card ===== */
.role-card { border-radius: var(--radius); padding: 12px 16px; margin-bottom: 12px; border: 1px solid var(--line); }
.role-card.wolf { background: #fdecec; border-color: var(--danger); }
.role-card.villager { background: #e7f6ec; border-color: var(--ok); }
.role-head { font-size: 16px; margin-bottom: 4px; }
.role-card .constraint { font-size: 16px; margin: 4px 0; }
.choice-row { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 6px; }
.btn.choice { background: #fff; border-color: var(--danger); color: #9b1c1c; font-weight: 700; text-align: left; }

/* ===== Drawing area ===== */
.draw-area { display: grid; grid-template-columns: 360px 1fr; gap: 16px; align-items: start; }
@media (max-width: 720px) { .draw-area { grid-template-columns: 1fr; } }
.canvas-wrap { position: relative; width: 360px; max-width: 100%; }
#draw-canvas {
  width: 100%; aspect-ratio: 1/1; background: #fff; border: 2px solid var(--line);
  border-radius: 12px; touch-action: none; cursor: crosshair; display: block;
}
.canvas-cover {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,0.65); border-radius: 12px; font-size: 22px; font-weight: 800; color: var(--ok);
}
.canvas-cover[hidden] { display: none; }

.tools { display: flex; flex-direction: column; gap: 8px; }
.tool-block { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.tool-label { min-width: 32px; font-weight: 700; color: var(--muted); font-size: 13px; }
.palette { display: flex; gap: 6px; flex-wrap: wrap; }
.sw { width: 28px; height: 28px; border-radius: 50%; border: 2px solid rgba(0,0,0,0.2); cursor: pointer; padding: 0; }
.sw.active { outline: 3px solid var(--accent); outline-offset: 1px; }
.sizes { display: flex; gap: 6px; }
.szbtn {
  width: 34px; height: 34px; border: 1px solid var(--line); background: #fff; border-radius: 8px;
  cursor: pointer; display: inline-flex; align-items: center; justify-content: center;
}
.szbtn.active { border-color: var(--accent); outline: 2px solid var(--accent); }
.szdot { background: #1f2933; border-radius: 50%; display: inline-block; }

/* ===== Gallery / voting ===== */
.gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; margin-bottom: 14px; }
.vote-card { background: #fff; border: 2px solid var(--line); border-radius: 12px; padding: 8px; cursor: pointer; transition: border-color 0.12s, transform 0.05s; }
.vote-card:hover { border-color: var(--accent); }
.vote-card.selected { border-color: var(--accent); box-shadow: 0 0 0 2px var(--accent) inset; }
.vote-card.me { cursor: default; }
.vote-card.reveal { cursor: default; }
.vote-card.reveal.wolf { border-color: var(--danger); box-shadow: 0 0 0 2px var(--danger) inset; }
.vote-card.none { display: flex; flex-direction: column; align-items: center; justify-content: center; }
.draw-img { width: 100%; aspect-ratio: 1/1; object-fit: contain; background: #fff; border-radius: 8px; border: 1px solid var(--line); display: block; }
.draw-img.empty, .draw-img.none-img { display: flex; align-items: center; justify-content: center; color: var(--muted); font-size: 28px; }
.vote-name { display: flex; align-items: center; gap: 6px; margin-top: 6px; font-weight: 600; font-size: 13px; }

/* ===== Winner / reveal ===== */
.winner-banner { text-align: center; padding: 22px; border-radius: var(--radius); border: 1px solid var(--line); background: linear-gradient(180deg, #f3f6fb, #fff); }
.winner-banner.village { border-color: var(--ok); background: linear-gradient(180deg, #e7f6ec, #fff); }
.winner-banner.wolf { border-color: var(--danger); background: linear-gradient(180deg, #fdecec, #fff); }
.winner-banner .crown { font-size: 38px; }
.reveal-line { margin: 6px 0; font-size: 15px; }

.feed { max-height: 230px; overflow-y: auto; display: flex; flex-direction: column; gap: 4px; }
.log-line { font-size: 13px; color: var(--text); padding: 4px 6px; border-bottom: 1px solid #eef0f3; }

/* ===== Rules slides ===== */
.overlay { position: fixed; inset: 0; z-index: 60; padding: 20px; background: rgba(0,0,0,0.6); display: flex; align-items: center; justify-content: center; }
.rules-modal { max-width: 640px; width: 100%; max-height: 88vh; display: flex; flex-direction: column; }
.rules-viewport { overflow: hidden; }
.rules-track { display: flex; transition: transform 0.28s ease; }
.rules-slide { min-width: 100%; box-sizing: border-box; padding: 2px; }
.rules-slide h3 { font-size: 18px; margin-bottom: 10px; color: var(--accent); }
.rules-slide-body { font-size: 14px; line-height: 1.7; max-height: 56vh; overflow-y: auto; }
.rules-slide-body p { margin: 8px 0; }
.rules-slide-body b { color: #111827; }
.rule-steps { display: flex; flex-direction: column; gap: 8px; margin: 10px 0; }
.rule-steps > div { background: var(--panel-2); border: 1px solid var(--line); border-radius: 8px; padding: 8px 11px; }
.rule-steps strong { display: block; margin-bottom: 2px; }
.rule-steps span { color: var(--muted); font-size: 13px; }
.rule-list { margin: 8px 0; padding-left: 1.2em; display: flex; flex-direction: column; gap: 6px; }
.rule-note { color: var(--muted); font-size: 12px; margin-top: 8px; }
.rules-nav { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: 14px; }
.rules-dots { display: flex; gap: 6px; }
.rules-dot { width: 28px; height: 28px; border-radius: 50%; border: 1px solid var(--line); background: var(--panel-2); color: var(--text); cursor: pointer; font-size: 12px; font-weight: 700; }
.rules-dot.active { background: var(--accent); border-color: var(--accent); color: #fff; }

/* ===== Toast ===== */
.toast {
  position: fixed; left: 50%; bottom: 28px; transform: translateX(-50%);
  background: #fdecec; color: #b42318; border: 1px solid var(--danger);
  padding: 10px 18px; border-radius: 10px; font-size: 14px; z-index: 50; max-width: 90vw;
  box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}