/* 军师五子棋：沿用主站星空玻璃层级，棋盘保持稳定的必要交互。 */
.gomoku-page { --gomoku-accent: #9d91ef; }
.gomoku-header .fun-game-title-icon { background: linear-gradient(145deg, rgba(176,151,241,.34), rgba(103,174,229,.16)); }

.gomoku-setup,
.gomoku-lobby,
.gomoku-room-bar,
.gomoku-board-shell,
.gomoku-turn-card,
.gomoku-timer-card,
.gomoku-players,
.gomoku-actions,
.gomoku-result-dialog,
.gomoku-loading {
  border: 1px solid rgba(183,181,255,.19);
  background: linear-gradient(145deg, rgba(43,47,99,.62), rgba(25,24,62,.58));
  box-shadow: inset 0 1px rgba(255,255,255,.08), 0 18px 44px rgba(3,5,25,.24);
  backdrop-filter: blur(18px) saturate(118%);
}

/* 五子棋活动期间停用页面装饰动画和嵌套毛玻璃，保留棋子落下等必要反馈。 */
body.gomoku-active::after { animation: none !important; }
.gomoku-page .glass { -webkit-backdrop-filter: none; backdrop-filter: none; }

.gomoku-setup {
  min-height: 180px;
  padding: clamp(22px, 4vw, 42px);
  border-radius: 20px;
  display: flex;
  align-items: center;
  gap: 20px;
}
.gomoku-setup-icon { width: 62px; height: 62px; flex: 0 0 auto; border-radius: 18px; background: rgba(154,139,235,.2); display: grid; place-items: center; font-size: 30px; }
.gomoku-setup h2 { color: var(--text); font-size: 22px; }
.gomoku-setup p { max-width: 760px; margin-top: 8px; color: var(--muted); line-height: 1.7; }
.gomoku-setup code { padding: 2px 7px; border-radius: 6px; color: #dcd8ff; background: rgba(10,12,37,.5); }
.gomoku-setup .gomoku-safe-note { color: rgba(255,208,220,.8); }

.gomoku-lobby {
  min-height: 430px;
  padding: clamp(24px, 5vw, 58px);
  border-radius: 22px;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(300px, .85fr);
  align-items: center;
  gap: clamp(30px, 7vw, 92px);
  overflow: hidden;
  position: relative;
}
.gomoku-lobby::before { content: ""; position: absolute; width: 420px; height: 420px; left: -160px; top: -230px; border-radius: 50%; background: radial-gradient(circle, rgba(144,120,225,.2), transparent 68%); pointer-events: none; }
.gomoku-kicker { color: #bdb4ff; letter-spacing: .12em; font-size: 12px; }
.gomoku-lobby-copy h2 { max-width: 560px; margin-top: 12px; color: var(--text); font-size: clamp(27px, 4vw, 46px); line-height: 1.18; }
.gomoku-lobby-copy p { max-width: 560px; margin-top: 16px; color: var(--muted); line-height: 1.8; }
.gomoku-lobby-form { padding: 22px; border: 1px solid rgba(188,187,255,.15); border-radius: 18px; background: rgba(13,15,48,.38); display: grid; gap: 13px; }
.gomoku-lobby-form label { color: rgba(219,221,255,.75); display: grid; gap: 7px; font-size: 12px; }
.gomoku-lobby-form input { width: 100%; min-height: 46px; padding: 0 14px; border: 1px solid rgba(184,185,255,.2); border-radius: 11px; outline: none; color: var(--text); background: rgba(10,13,39,.58); font: inherit; transition: border-color 180ms ease, box-shadow 180ms ease, background 180ms ease; }
.gomoku-lobby-form input:focus { border-color: rgba(171,157,247,.66); background: rgba(18,21,57,.72); box-shadow: var(--focus-ring); }
.gomoku-lobby-form input[type="number"] { font-variant-numeric: tabular-nums; }
.gomoku-form-hint { margin-top: -5px; color: var(--muted); font-size: 11px; line-height: 1.5; }
.gomoku-lobby-form [data-gomoku-code] { text-transform: uppercase; letter-spacing: .2em; font-weight: 700; }
.gomoku-primary { color: #fff; border-color: rgba(195,186,255,.25); background: linear-gradient(135deg, rgba(140,112,226,.88), rgba(91,137,215,.85)); box-shadow: 0 10px 24px rgba(64,61,161,.22); }
.gomoku-primary:hover { color: #fff; transform: translateY(-1px); box-shadow: 0 13px 30px rgba(64,61,161,.3); }
.gomoku-divider { height: 26px; color: rgba(188,192,232,.53); display: flex; align-items: center; gap: 10px; font-size: 11px; }
.gomoku-divider::before,
.gomoku-divider::after { content: ""; height: 1px; background: rgba(176,181,235,.13); flex: 1; }
.gomoku-error { color: #ffb5c4; line-height: 1.45; font-size: 12px; }

.gomoku-room-bar { min-height: 68px; padding: 10px 14px 10px 18px; border-radius: 16px; display: flex; align-items: center; gap: 12px; }
.gomoku-room-bar > div { margin-right: auto; display: grid; gap: 2px; }
.gomoku-room-bar > div span { color: var(--muted); font-size: 11px; }
.gomoku-room-bar > div strong { color: var(--text); letter-spacing: .18em; font-size: 20px; }
.gomoku-connection { min-width: 128px; color: var(--muted); display: inline-flex; align-items: center; justify-content: center; gap: 7px; font-size: 11px; }
.gomoku-connection i { width: 7px; height: 7px; border-radius: 50%; background: #ddb86c; box-shadow: 0 0 0 4px rgba(221,184,108,.1); }
.gomoku-connection.is-live i { background: #7ec49e; box-shadow: 0 0 0 4px rgba(126,196,158,.1); }
.gomoku-connection.is-error i { background: #e68fa3; box-shadow: 0 0 0 4px rgba(230,143,163,.1); }

.gomoku-match-layout { min-width: 0; display: grid; grid-template-columns: minmax(440px, 760px) minmax(260px, 1fr); align-items: start; gap: 18px; }
.gomoku-board-shell { width: 100%; padding: clamp(12px, 2vw, 22px); border-radius: 22px; overflow: auto; }
.gomoku-board {
  width: min(100%, 710px);
  min-width: 410px;
  aspect-ratio: 1;
  margin: 0 auto;
  padding: 0;
  border: 1px solid rgba(231,226,255,.24);
  border-radius: 17px;
  background:
    radial-gradient(circle at 30% 20%, rgba(255,255,255,.11), transparent 25%),
    linear-gradient(145deg, rgba(137,119,189,.94), rgba(76,88,153,.96));
  box-shadow: inset 0 1px 16px rgba(255,255,255,.08), inset 0 -18px 40px rgba(26,25,71,.22), 0 18px 40px rgba(2,5,26,.25);
  display: grid;
  grid-template-columns: repeat(15, minmax(0, 1fr));
  grid-template-rows: repeat(15, minmax(0, 1fr));
  position: relative;
  contain: layout paint style;
  isolation: isolate;
  touch-action: manipulation;
  user-select: none;
}
.gomoku-grid-lines { width: 93.333%; height: 93.333%; position: absolute; inset: 3.333%; z-index: 0; overflow: visible; pointer-events: none; }
.gomoku-grid-lines path { fill: none; stroke: rgba(31,31,68,.52); stroke-width: .42; vector-effect: non-scaling-stroke; }
.gomoku-cell { min-width: 0; min-height: 0; padding: 0; border: 0; border-radius: 50%; background: transparent; display: grid; place-items: center; position: relative; z-index: 1; cursor: pointer; touch-action: manipulation; }
.gomoku-cell:disabled { cursor: default; }
.gomoku-board.is-my-turn .gomoku-cell:not(:disabled)[aria-disabled="false"]:hover::after { content: ""; width: 42%; aspect-ratio: 1; border-radius: 50%; background: rgba(241,237,255,.24); }
.gomoku-cell:focus-visible { z-index: 2; outline: 0; box-shadow: inset 0 0 0 2px rgba(239,235,255,.9); }
.gomoku-piece { width: 78%; aspect-ratio: 1; border-radius: 50%; position: relative; z-index: 1; transform: scale(1); }
.gomoku-piece.color-1,
.gomoku-player-piece.color-1 { border: 1px solid rgba(255,255,255,.12); background: radial-gradient(circle at 34% 28%, #6f7198 0, #262946 28%, #0b0d1d 75%); box-shadow: inset -3px -4px 8px rgba(0,0,0,.38), 0 4px 8px rgba(5,7,22,.35); }
.gomoku-piece.color-2,
.gomoku-player-piece.color-2 { border: 1px solid rgba(255,255,255,.72); background: radial-gradient(circle at 34% 28%, #fff 0, #e8e6f4 36%, #b9b7cf 92%); box-shadow: inset -3px -4px 7px rgba(75,73,114,.18), 0 4px 8px rgba(5,7,22,.25); }
.gomoku-cell.is-last .gomoku-piece::after { content: ""; width: 22%; aspect-ratio: 1; border-radius: 50%; background: #e790aa; box-shadow: 0 0 0 2px rgba(255,225,234,.35); position: absolute; inset: 0; margin: auto; }
.gomoku-cell.is-pending .gomoku-piece { opacity: .82; animation: none; }

.gomoku-match-panel { min-width: 0; display: grid; gap: 12px; }
.gomoku-turn-card,
.gomoku-timer-card,
.gomoku-players,
.gomoku-actions { padding: 18px; border-radius: 17px; }
.gomoku-turn-card { min-height: 130px; display: grid; align-content: center; gap: 7px; }
.gomoku-turn-meta { display: flex; justify-content: space-between; gap: 10px; color: #b8b2ee; font-size: 11px; }
.gomoku-turn-card > span { color: #b8b2ee; font-size: 11px; }
.gomoku-turn-card > strong { color: var(--text); font-size: clamp(20px, 2.5vw, 28px); line-height: 1.25; }
.gomoku-turn-card > p { color: var(--muted); font-size: 12px; }
.gomoku-timer-card { display: grid; gap: 9px; }
.gomoku-timer-card > span { color: var(--muted); font-size: 11px; }
.gomoku-timer-card > strong { color: #eeeaff; font-size: 28px; line-height: 1; font-variant-numeric: tabular-nums; }
.gomoku-timer-card > strong.is-warning { color: #ffb5c4; }
.gomoku-timer-card > strong.is-idle { color: #aca8cc; }
.gomoku-timer-track { height: 5px; border-radius: 99px; background: rgba(12,14,43,.5); overflow: hidden; }
.gomoku-timer-track i { width: 100%; height: 100%; border-radius: inherit; background: linear-gradient(90deg, #9d91ef, #78a9df); display: block; transform-origin: left center; transition: transform 160ms linear, background 180ms ease; }
.gomoku-timer-track i.is-warning { background: linear-gradient(90deg, #d8799a, #f0aaae); }
.gomoku-players { display: grid; gap: 8px; }
.gomoku-player { min-height: 66px; padding: 10px 12px; border: 1px solid transparent; border-radius: 13px; background: rgba(16,18,51,.38); display: flex; align-items: center; gap: 12px; transition: border-color 200ms ease, background 200ms ease, transform 200ms ease; }
.gomoku-player.is-active { border-color: rgba(181,166,247,.38); background: linear-gradient(135deg, rgba(127,105,210,.23), rgba(62,102,171,.18)); transform: translateX(-2px); }
.gomoku-player.is-empty { opacity: .58; }
.gomoku-player-piece { width: 33px; height: 33px; flex: 0 0 auto; border-radius: 50%; }
.gomoku-player span { min-width: 0; display: grid; gap: 3px; }
.gomoku-player small { color: var(--muted); font-size: 10px; }
.gomoku-player strong { overflow: hidden; color: var(--text); text-overflow: ellipsis; white-space: nowrap; font-size: 13px; }
.gomoku-actions { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.gomoku-actions .fun-action:only-child { grid-column: 1 / -1; }
.gomoku-loading { min-height: 260px; border-radius: 20px; color: var(--muted); display: flex; align-items: center; justify-content: center; gap: 13px; }
.gomoku-loading span { width: 22px; height: 22px; border: 2px solid rgba(199,195,255,.18); border-top-color: #b7aaf2; border-radius: 50%; animation: gomokuSpin 800ms linear infinite; }

.gomoku-result-modal[hidden] { display: none !important; }
.gomoku-result-modal { padding: 22px; position: fixed; inset: 0; z-index: 80; background: rgba(7,8,28,.7); display: grid; place-items: center; }
.gomoku-result-dialog { width: min(440px, 100%); padding: clamp(24px, 4vw, 34px); border-radius: 22px; text-align: center; }
.gomoku-result-round { color: #bdb4ff; letter-spacing: .12em; font-size: 11px; }
.gomoku-result-dialog h2 { margin-top: 10px; color: var(--text); font-size: clamp(25px, 4vw, 34px); }
.gomoku-result-dialog p { margin-top: 9px; color: var(--muted); line-height: 1.65; }
.gomoku-result-actions { margin-top: 22px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.gomoku-result-dialog small { margin-top: 13px; color: #b8b2d4; display: block; line-height: 1.55; }

@keyframes gomokuPieceIn { from { opacity: 0; transform: scale(.42); } to { opacity: 1; transform: scale(1); } }
@keyframes gomokuPending { to { opacity: .9; } }
@keyframes gomokuSpin { to { transform: rotate(360deg); } }

@media (max-width: 920px) {
  .gomoku-match-layout { grid-template-columns: 1fr; }
  .gomoku-match-panel { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .gomoku-match-panel .gomoku-players { grid-row: span 2; }
  .gomoku-match-panel > .fun-help { grid-column: 1 / -1; }
}

@media (max-width: 680px) {
  .gomoku-lobby { grid-template-columns: 1fr; gap: 26px; }
  .gomoku-room-bar { align-items: stretch; flex-wrap: wrap; }
  .gomoku-room-bar > div { width: calc(50% - 6px); }
  .gomoku-room-bar .fun-action { width: auto; flex: 1 1 42%; }
  .gomoku-connection { order: 4; width: 100%; min-height: 28px; justify-content: flex-start; }
  .gomoku-match-panel { grid-template-columns: 1fr; }
  .gomoku-match-panel .gomoku-players { grid-row: auto; }
  .gomoku-board-shell { padding: 9px; }
  .gomoku-board { min-width: 330px; border-radius: 13px; }
}

@media (max-width: 420px) {
  .gomoku-board { min-width: 292px; }
  .gomoku-setup { align-items: flex-start; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  .gomoku-piece,
  .gomoku-cell.is-pending .gomoku-piece,
  .gomoku-loading span { animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
  .gomoku-timer-track i { transition: none; }
}

/* 七人棋室：棋盘与实时社交侧栏 */
.gomoku-lobby-form select,
.gomoku-chat-compose input {
  width: 100%; min-height: 44px; padding: 0 13px; border: 1px solid rgba(184,185,255,.2);
  border-radius: 11px; outline: none; color: var(--text); background: rgba(10,13,39,.72); font: inherit;
}
.gomoku-live-layout { min-width: 0; display: grid; grid-template-columns: minmax(440px, 1.6fr) minmax(320px, .75fr); align-items: start; gap: 18px; }
.gomoku-live-layout > main,
.gomoku-social-panel { min-width: 0; display: grid; gap: 12px; }
[data-gomoku-round-panel] { display: contents; }
.gomoku-game-meta,
.gomoku-room-card { border: 1px solid rgba(183,181,255,.19); background: linear-gradient(145deg, rgba(43,47,99,.62), rgba(25,24,62,.58)); box-shadow: inset 0 1px rgba(255,255,255,.08), 0 18px 44px rgba(3,5,25,.2); }
.gomoku-game-meta { padding: 14px 18px; border-radius: 16px; display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: 14px; }
.gomoku-game-meta span { color: var(--muted); font-size: 12px; }
.gomoku-game-meta strong { color: var(--text); }
.gomoku-game-meta [data-gomoku-timer] { color: #eeeaff; font-size: 22px; font-variant-numeric: tabular-nums; }
.gomoku-room-card { padding: 16px; border-radius: 17px; }
.gomoku-room-card h3 { margin: 0 0 12px; color: var(--text); display: flex; justify-content: space-between; font-size: 14px; }
.gomoku-room-card h3 span { color: var(--muted); font-size: 11px; font-weight: 400; }
.gomoku-member-list { margin: 0; padding: 0; list-style: none; display: grid; gap: 7px; }
.gomoku-member { min-height: 52px; padding: 8px 9px; border: 1px solid rgba(184,185,255,.11); border-radius: 11px; background: rgba(12,14,43,.34); display: grid; grid-template-columns: 58px minmax(0,1fr) auto; align-items: center; gap: 3px 8px; position: relative; overflow: visible; }
.gomoku-member.is-empty,
.gomoku-member.is-offline { opacity: .55; }
.gomoku-seat { grid-row: 1 / span 2; padding: 4px 6px; border-radius: 7px; color: #c8c0ff; background: rgba(135,116,222,.16); text-align: center; font-size: 10px; }
.gomoku-member strong { min-width: 0; overflow: hidden; color: var(--text); text-overflow: ellipsis; white-space: nowrap; font-size: 12px; }
.gomoku-member small { color: var(--muted); font-size: 10px; }
.gomoku-seat-bubbles { max-width: calc(100% - 78px); position: absolute; left: 70px; bottom: 7px; z-index: 8; display: flex; flex-direction: column-reverse; align-items: flex-start; gap: 4px; pointer-events: none; }
.gomoku-seat-bubble { max-width: 100%; padding: 7px 10px; overflow-wrap: anywhere; color: #fff; border: 1px solid rgba(222,216,255,.3); border-radius: 12px 12px 12px 3px; background: linear-gradient(135deg, rgba(116,96,201,.96), rgba(59,91,158,.95)); box-shadow: 0 9px 22px rgba(4,5,26,.3); font-size: 11px; line-height: 1.4; animation: gomokuSeatBubbleFloat 4s cubic-bezier(.2,.72,.25,1) both; }
.gomoku-mini,
.gomoku-member-tools button,
.gomoku-invite-alert button { padding: 4px 7px; border: 1px solid rgba(190,184,255,.2); border-radius: 7px; color: #dcd8ff; background: rgba(101,89,177,.22); cursor: pointer; font-size: 10px; }
.gomoku-member-tools { grid-row: 1 / span 2; grid-column: 3; display: grid; gap: 4px; }
.gomoku-chat { min-height: 310px; display: grid; grid-template-rows: auto minmax(160px, 1fr) auto; }
.gomoku-chat-feed { max-height: 330px; padding: 2px 4px 8px; overflow: auto; display: flex; flex-direction: column; justify-content: flex-end; gap: 8px; }
.gomoku-bubble { max-width: 90%; padding: 8px 10px; border-radius: 12px 12px 12px 3px; background: linear-gradient(135deg, rgba(131,111,211,.28), rgba(66,105,175,.23)); animation: gomokuBubbleIn 180ms ease-out; }
.gomoku-bubble strong { color: #c9c2fb; font-size: 10px; }
.gomoku-bubble p { margin: 3px 0 0; color: var(--text); line-height: 1.45; overflow-wrap: anywhere; font-size: 12px; }
.gomoku-chat-empty,
.gomoku-chat-note { margin: auto; color: var(--muted); font-size: 11px; }
.gomoku-chat-compose { display: grid; grid-template-columns: minmax(0,1fr) auto; gap: 8px; }
.gomoku-chat-compose .fun-action { min-height: 44px; }
.gomoku-next-round { display: grid; gap: 10px; }
.gomoku-next-round > strong { color: var(--text); font-size: 20px; }
.gomoku-next-round > p,
.gomoku-next-round > small { margin: 0; color: var(--muted); line-height: 1.6; font-size: 12px; }
.gomoku-invite-alert { padding: 10px; border: 1px solid rgba(198,188,255,.24); border-radius: 11px; background: rgba(119,96,206,.17); display: flex; align-items: center; gap: 7px; }
.gomoku-invite-alert span { margin-right: auto; color: var(--text); font-size: 12px; }

@keyframes gomokuBubbleIn { from { opacity: 0; transform: translateY(5px) scale(.98); } }
@keyframes gomokuSeatBubbleFloat { 0% { opacity: 0; transform: translateY(12px) scale(.94); } 10%, 70% { opacity: 1; } 100% { opacity: 0; transform: translateY(-58px) scale(1.02); } }

@media (max-width: 1050px) {
  .gomoku-live-layout { grid-template-columns: 1fr; }
  .gomoku-social-panel { grid-template-columns: minmax(300px, .8fr) minmax(340px, 1.2fr); }
}

@media (max-width: 700px) {
  .gomoku-live-layout { display: block; }
  .gomoku-social-panel { margin-top: 12px; grid-template-columns: 1fr; }
  .gomoku-game-meta { margin-bottom: 12px; grid-template-columns: 1fr auto; }
  .gomoku-game-meta strong { grid-row: 2; }
  .gomoku-next-round { margin-bottom: 12px; }
}

@media (prefers-reduced-motion: reduce) {
  .gomoku-seat-bubble { animation: none; }
}