/* =========================================================
   online.css
   オンライン対戦（online.html）専用の追加スタイル。2026-10-31追加。
   基本の見た目は style.css をそのまま使い、ここには部屋コード・招待・
   通信状態の表示など、この画面にしか無い部品だけを置く。
   ========================================================= */

.hidden { display: none !important; }
[hidden] { display: none !important; }

.online-loading { text-align: center; color: var(--color-ink-soft); margin-top: 40vh; font-weight: 700; }

.online-home-link { display: inline-flex; text-decoration: none; }

.online-card { gap: 16px; margin-bottom: 14px; }
.online-lead { margin: 0; font-size: .88rem; color: var(--color-ink-soft); line-height: 1.6; }
.online-field { text-align: center; }
#online-01-options { display: flex; flex-direction: column; gap: 16px; }
.online-start-row .pill-btn { padding: 10px 6px; font-family: var(--font-num); }

.online-error { margin: 0; min-height: 1em; color: var(--color-danger); font-size: .85rem; font-weight: 700; text-align: center; }
.online-error:empty { display: none; }

.online-code-input-row { display: flex; gap: 10px; }
.online-code-input-row input {
  flex: 1;
  min-width: 0;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 2px solid var(--color-line-strong);
  font-size: 1.1rem;
  font-family: var(--font-num);
  letter-spacing: .15em;
  text-transform: uppercase;
  background: var(--color-card);
  color: var(--color-ink);
  min-height: 44px;
}
.online-code-input-row input:focus { outline: none; border-color: var(--color-secondary); }
.online-code-input-row input.invalid { border-color: var(--color-danger); }
.online-code-input-row .pill-btn { flex: 0 0 auto; }

.online-note { font-size: .78rem; color: var(--color-ink-soft); text-align: center; line-height: 1.6; margin: 4px 8px 0; }

.online-resume {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  max-width: 480px;
  width: 100%;
  margin: 0 auto 14px;
  padding: 10px 14px;
  border: 1.5px solid var(--color-secondary-dark);
  border-radius: var(--radius-md);
  background: var(--color-card);
  font-weight: 700;
  font-size: .88rem;
}
.online-resume .pill-btn { flex: 0 0 auto; text-decoration: none; display: inline-flex; align-items: center; }

.online-summary { display: flex; flex-direction: column; gap: 6px; font-weight: 700; }
.online-summary-label {
  display: inline-block;
  min-width: 4em;
  margin-right: 8px;
  font-size: .75rem;
  color: var(--color-ink-soft);
}

/* 部屋コード */
.online-code-box { text-align: center; }
.online-code-label { display: block; font-size: .78rem; color: var(--color-ink-soft); font-weight: 700; }
.online-code {
  display: block;
  font-family: var(--font-num);
  font-size: 2.4rem;
  font-weight: 700;
  letter-spacing: .2em;
  color: var(--color-ink);
  user-select: all;
}
.online-invite-url {
  width: 100%;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--color-line-strong);
  background: var(--color-bg);
  color: var(--color-ink-soft);
  font-size: .8rem;
}
.online-share-row { display: flex; flex-direction: column; gap: 10px; align-items: stretch; }
.online-share-row .pill-btn { max-width: none; }
.online-copy-done { margin: 0; font-size: .8rem; color: var(--color-secondary-dark); text-align: center; font-weight: 700; }
.online-copy-done:empty { display: none; }

.online-waiting { margin: 0; text-align: center; font-weight: 700; color: var(--color-ink-soft); }
.online-dot {
  display: inline-block;
  width: 9px;
  height: 9px;
  margin-right: 8px;
  border-radius: 50%;
  background: var(--color-secondary);
  animation: online-blink 1.2s infinite;
}
@keyframes online-blink { 0%, 100% { opacity: 1; } 50% { opacity: .25; } }

/* 対戦画面：手番表示（.cpu-turn-indicator の見た目を流用） */
.online-turn-indicator { white-space: normal; }
.online-turn-indicator.my-turn {
  color: var(--color-primary);
  border-color: var(--color-primary);
  border-style: solid;
}
.online-last-turn {
  font-size: .78rem;
  color: var(--color-ink-soft);
  text-align: center;
  white-space: normal;
}
.throw-slot.pending { opacity: .6; border-style: dashed; }

.online-net-warning {
  margin-bottom: 8px;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  background: var(--color-danger-bg);
  color: var(--color-danger);
  border: 1px solid var(--color-danger);
  font-size: .8rem;
  font-weight: 700;
  text-align: center;
  white-space: normal;
}

/* 相手の番は、入力方式の切り替えも押せないようにする（ボードと同じ見た目の弱め方） */
.input-mode-switcher.online-locked { pointer-events: none; opacity: .55; }

/* プライバシーの注意書き・フッター */
.online-privacy-note { margin: 0; font-size: .76rem; color: var(--color-ink-soft); line-height: 1.6; }
.online-privacy-note a { color: var(--color-ink-soft); text-decoration: underline; }
.online-footer { margin-top: auto; padding-top: 18px; }
body[data-screen="game"] .online-footer { padding-top: 8px; font-size: .7rem; }

/* 自動更新を止めている時のお知らせ（画面下に固定） */
.online-paused {
  position: fixed;
  left: 50%;
  bottom: calc(14px + env(safe-area-inset-bottom, 0px));
  transform: translateX(-50%);
  width: min(94vw, 480px);
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  background: #17141d;
  color: #f4f3f6;
  border: 1.5px solid var(--color-secondary);
  font-size: .82rem;
  font-weight: 700;
  white-space: normal;
  z-index: 900;
}
.online-paused span { flex: 1; }
.online-paused .pill-btn { flex: 0 0 auto; background: var(--color-secondary); color: var(--color-on-secondary); border-color: var(--color-secondary); }

/* 結果画面 */
.online-rematch { display: flex; flex-direction: column; gap: 8px; max-width: 480px; width: 100%; margin: 18px auto 0; }
.online-rematch .start-game-btn:disabled { opacity: .6; }
.online-rematch-status { margin: 0; font-size: .82rem; color: var(--color-ink-soft); text-align: center; font-weight: 700; }

.online-message-body { margin: 0; line-height: 1.7; }
.online-message-btn { text-align: center; text-decoration: none; display: block; }

/* 一時的なお知らせ（送信失敗など） */
.online-flash {
  position: fixed;
  left: 50%;
  bottom: calc(24px + env(safe-area-inset-bottom, 0px));
  transform: translate(-50%, 20px);
  max-width: min(92vw, 440px);
  padding: 12px 16px;
  border-radius: var(--radius-md);
  background: #17141d;
  color: #f4f3f6;
  font-size: .85rem;
  font-weight: 700;
  white-space: normal;
  text-align: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s, transform .2s;
  z-index: 1000;
}
.online-flash.show { opacity: 1; transform: translate(-50%, 0); }