:root {
  --accent: #8b1e2b;
  --accent2: #4b2e83;
  --grad: linear-gradient(120deg, var(--accent), var(--accent2));
  --btn-c1: var(--accent);
  --btn-c2: var(--accent2);
  --btn-grad: linear-gradient(120deg, var(--btn-c1), var(--btn-c2));
  --bg: #f4f1ea;
  --text: #2b2b2b;
  --card-bg: #ffffff;
  --card-border: #e6dcd8;
  --muted: #6b6b66;
  --danger: #c0392b;
  --hero-grid: rgba(20, 20, 40, 0.05);
}

:root[data-theme="dark"] {
  --accent: #d36976;
  --accent2: #a480e0;
  /* ボタンの塗りは文字用のaccentよりトーンを落として、暗い背景で発光しすぎないようにする */
  --btn-c1: #8b1e2b;
  --btn-c2: #4b2e83;
  --bg: #121214;
  --text: #ececee;
  --card-bg: #1c1c20;
  --card-border: #2c2c31;
  --muted: #9a9aa2;
  --danger: #ff7a70;
  --hero-grid: rgba(255, 255, 255, 0.06);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Hiragino Sans", "Yu Gothic", "Meiryo", sans-serif;
  background-color: var(--bg);
  background-image:
    radial-gradient(circle, var(--hero-grid) 1px, transparent 1px),
    radial-gradient(900px circle at 15% -10%, color-mix(in srgb, var(--accent) 12%, transparent), transparent 55%),
    radial-gradient(800px circle at 100% 10%, color-mix(in srgb, var(--accent2) 9%, transparent), transparent 55%);
  background-size: 22px 22px, auto, auto;
  background-attachment: fixed;
  color: var(--text);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  align-items: center;
}

.site-header {
  text-align: center;
  padding: 1.2rem 1rem 0.4rem;
}

.site-header h1 {
  margin: 0;
  font-size: 1.8rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.subtitle {
  margin: 0.3rem 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.ad-slot {
  width: 100%;
  max-width: 640px;
  min-height: 60px;
  margin: 0.8rem auto;
  display: flex;
  align-items: center;
  justify-content: center;
  background: repeating-linear-gradient(45deg, #eee, #eee 10px, #e2e2e2 10px, #e2e2e2 20px);
  color: #999;
  font-size: 0.8rem;
  border-radius: 6px;
}

main {
  width: 100%;
  max-width: 520px;
  padding: 0 1rem 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.site-nav {
  width: 100%;
  padding: 0.6rem 1rem;
  font-size: 0.85rem;
  box-sizing: border-box;
}
.site-nav a {
  display: inline-flex;
  align-items: center;
  color: var(--text);
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 999px;
  padding: 0.35rem 0.9rem;
  text-decoration: none;
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.site-nav a:hover {
  border-color: var(--accent);
  transform: translateY(-1px);
}

.hidden {
  display: none !important;
}

.setup-screen,
.lobby-panel,
.howto {
  width: 100%;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
  padding: 1.5rem 1.2rem;
  margin-bottom: 1rem;
  text-align: center;
}

.setup-screen h2,
.lobby-panel h3,
.howto h2 {
  margin-top: 0;
  font-size: 1.15rem;
}

.name-input {
  display: block;
  width: 100%;
  max-width: 260px;
  margin: 0.5rem auto 1.2rem;
  padding: 0.6rem 0.7rem;
  border: 1px solid var(--card-border);
  border-radius: 6px;
  background: var(--card-bg);
  color: var(--text);
  font-size: 1rem;
  text-align: center;
}

.mode-btn {
  padding: 0.8rem 1rem;
  border: none;
  border-radius: 8px;
  background: var(--btn-grad);
  color: #fff;
  font-size: 1rem;
  font-weight: bold;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.mode-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px color-mix(in srgb, var(--btn-c1) 35%, transparent);
}

.mode-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.reset-btn {
  padding: 0.5rem 1rem;
  border: none;
  border-radius: 6px;
  background: var(--btn-grad);
  color: #fff;
  font-size: 0.9rem;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.reset-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px color-mix(in srgb, var(--btn-c1) 35%, transparent);
}

.link-btn {
  border: none;
  background: none;
  color: var(--accent);
  font-size: 0.85rem;
  cursor: pointer;
  text-decoration: underline;
  padding: 0.3rem;
}

.secondary-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1rem;
  border: 1px solid var(--card-border);
  border-radius: 6px;
  background: var(--card-bg);
  color: var(--text);
  font-size: 0.9rem;
  font-weight: bold;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.15s ease, border-color 0.15s ease;
}

.secondary-btn:hover {
  border-color: var(--accent);
  transform: translateY(-1px);
}

.online-choice {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  margin-top: 1rem;
}

.join-row {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
}

.join-row input {
  padding: 0.6rem 0.7rem;
  border: 1px solid var(--card-border);
  border-radius: 6px;
  background: var(--card-bg);
  color: var(--text);
  font-size: 1rem;
  width: 130px;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 0.15em;
}

.host-wait {
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--card-border);
}

.room-code {
  font-size: 2rem;
  font-weight: bold;
  letter-spacing: 0.2em;
  color: var(--accent);
  margin: 0.5rem 0;
}

.online-status {
  color: var(--muted);
  font-size: 0.9rem;
  margin: 0.5rem 0 0;
}

.online-error {
  color: var(--danger);
  font-size: 0.9rem;
  margin-top: 0.8rem;
}

.roster {
  list-style: none;
  padding: 0;
  margin: 0.5rem 0 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.roster-item {
  background: color-mix(in srgb, var(--accent) 8%, var(--card-bg));
  border-radius: 6px;
  padding: 0.5rem 0.8rem;
  font-weight: bold;
}

.game-area {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.role-box {
  width: 100%;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
  padding: 1rem 1.2rem;
  margin-bottom: 0.8rem;
  text-align: center;
}

.role-label {
  margin: 0;
  font-size: 0.8rem;
  color: var(--muted);
}

.role-value {
  margin: 0.3rem 0 0;
  font-size: 2.2rem;
  font-weight: bold;
  color: var(--accent);
}

.role-caution {
  width: 100%;
  text-align: center;
  color: var(--muted);
  font-size: 0.85rem;
  margin: 0 0 1rem;
}

.phase-panel {
  width: 100%;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
  padding: 1.2rem;
  margin-bottom: 1rem;
  text-align: center;
}

.phase-panel h3 {
  margin-top: 0;
  font-size: 1.05rem;
}

.phase-wait-text {
  color: var(--muted);
  font-size: 0.95rem;
}

.candidate-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  margin: 0.8rem 0;
}

.candidate-btn {
  padding: 0.6rem 0.9rem;
  font-size: 0.9rem;
}

.candidate-btn.voted,
.candidate-btn.picked {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}

.seer-result-text {
  margin-top: 0.8rem;
  font-size: 1.1rem;
  font-weight: bold;
}

.seer-result-text.is-wolf {
  color: var(--accent);
}

.discussion-timer {
  font-size: 2.4rem;
  font-weight: bold;
  color: var(--accent);
  margin: 0.5rem 0 1rem;
}

.host-controls {
  margin-top: 1rem;
  padding-top: 0.8rem;
  border-top: 1px dashed var(--card-border);
}

.host-controls p {
  margin: 0 0 0.5rem;
  font-size: 0.8rem;
  color: var(--muted);
}

.vote-status {
  margin-top: 0.6rem;
  font-size: 0.9rem;
  color: var(--accent);
  font-weight: bold;
}

.overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 1rem;
}

.overlay.hidden {
  display: none;
}

.overlay-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  padding: 1.5rem 2rem;
  text-align: center;
  max-width: 90%;
  width: 400px;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  z-index: 1001;
}

.result-winner {
  font-size: 1.7rem;
  font-weight: 800;
  margin: 0 0 0.3rem;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.result-text {
  font-size: 1rem;
  font-weight: normal;
  color: var(--muted);
  margin: 0 0 0.8rem;
}

.result-lists {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-top: 0.8rem;
  padding-top: 0.8rem;
  border-top: 1px solid var(--card-border);
  text-align: left;
}

.result-list-block {
  padding: 0.6rem 0;
  border-bottom: 1px dashed var(--card-border);
}

.result-list-block:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.result-order-label {
  margin: 0 0 0.3rem;
  font-size: 0.8rem;
  font-weight: bold;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.result-order {
  text-align: left;
  max-width: none;
  margin: 0;
  padding-left: 1.4rem;
}

.result-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  justify-content: center;
  margin-top: 1rem;
}

.other-games {
  margin-top: 1.2rem;
  border-top: 1px solid var(--card-border);
  padding-top: 1rem;
}

.other-games p {
  margin: 0 0 0.5rem;
  font-weight: bold;
  color: var(--muted);
}

.other-games ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
}

.other-games a {
  display: inline-block;
  padding: 0.4rem 0.8rem;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 999px;
  color: var(--accent);
  text-decoration: none;
  font-size: 0.85rem;
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.other-games a:hover {
  border-color: var(--accent);
  transform: translateY(-1px);
}

.howto ul {
  padding-left: 1.2rem;
  line-height: 1.6;
  text-align: left;
}

.site-footer {
  margin-top: auto;
  padding: 1rem;
  color: var(--muted);
  font-size: 0.8rem;
}

@media (max-width: 480px) {
  .site-header h1 {
    font-size: 1.4rem;
  }
  .overlay-card {
    padding: 1.2rem 1rem;
  }
  .role-value {
    font-size: 1.8rem;
  }
  .discussion-timer {
    font-size: 2rem;
  }
  .result-winner {
    font-size: 1.4rem;
  }
  .result-actions {
    flex-direction: column;
    align-items: stretch;
  }
  .result-actions .reset-btn,
  .result-actions .secondary-btn {
    width: 100%;
  }
}

/* PC幅では投票結果と役職一覧を2カラムで横並び表示する */
@media (min-width: 620px) {
  .overlay-card {
    width: 560px;
  }
  .result-lists {
    flex-direction: row;
    gap: 1.5rem;
  }
  .result-list-block {
    flex: 1;
    padding: 0;
    border-bottom: none;
  }
  .result-list-block:first-child {
    border-right: 1px dashed var(--card-border);
    padding-right: 1.5rem;
  }
}
.connection-health{position:sticky;top:.5rem;z-index:20;margin:.5rem auto;padding:.7rem 1rem;max-width:42rem;border:1px solid #d97706;border-radius:.6rem;background:#fffbeb;color:#92400e;font-weight:700;text-align:center}.connection-health.hidden{display:none}