/* ---------- 五子棋页布局 ---------- */
.topbar-left { display: flex; align-items: center; gap: 16px; }

.back-link { font-size: 13px; color: var(--text-dim); }
.back-link:hover { color: var(--gold-bright); }

.page-title { font-size: 17px; font-weight: 600; letter-spacing: 2px; }

.room-chip {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-dim);
  padding: 6px 12px;
  border: 1px solid var(--panel-border);
  border-radius: 999px;
  background: var(--panel);
}
.room-chip b { color: var(--gold-bright); font-size: 15px; letter-spacing: 2px; }
.room-chip button {
  border: none;
  background: rgba(217, 169, 95, .16);
  color: var(--gold-bright);
  font-size: 12px;
  padding: 3px 9px;
  border-radius: 999px;
  cursor: pointer;
}
.room-chip button:hover { background: rgba(217, 169, 95, .3); }

/* ---------- 主布局 ---------- */
.game-page {
  max-width: 1080px;
  margin: 0 auto;
  padding: 26px 20px 40px;
  display: flex;
  gap: 26px;
  align-items: flex-start;
  justify-content: center;
}

.board-area { display: flex; flex-direction: column; align-items: center; gap: 14px; }

.board-wrap {
  position: relative;
  width: min(600px, calc(100vw - 48px));
}

#board {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 10px;
  box-shadow: 0 18px 50px rgba(0, 0, 0, .55), 0 0 0 1px rgba(217, 169, 95, .18);
  cursor: pointer;
}

.status-line {
  font-size: 15px;
  letter-spacing: 1px;
  color: var(--gold-bright);
  min-height: 22px;
  text-align: center;
}

/* ---------- 结果浮层 ---------- */
.result-overlay {
  position: absolute;
  inset: 0;
  border-radius: 10px;
  background: rgba(12, 9, 5, .66);
  backdrop-filter: blur(2px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  animation: fadein .3s;
}
@keyframes fadein { from { opacity: 0; } to { opacity: 1; } }

.result-title { font-size: 42px; font-weight: 800; letter-spacing: 8px; text-shadow: 0 4px 18px rgba(0,0,0,.6); }
.result-title.win { color: #ffd76e; }
.result-title.lose { color: #9aa4b5; }
.result-title.draw { color: #cfe3c0; }
.result-sub { font-size: 15px; color: var(--text-dim); }
.result-overlay .mg-btn-primary { width: 220px; margin-top: 10px; }

/* ---------- 侧栏 ---------- */
.sidebar {
  width: 300px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 14px;
  padding: 16px 18px;
}

.panel-title {
  font-size: 13px;
  letter-spacing: 3px;
  color: var(--text-dim);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.round-tag {
  font-size: 12px;
  color: var(--gold-bright);
  border: 1px solid var(--panel-border);
  padding: 2px 10px;
  border-radius: 999px;
}

/* 比分 */
.score-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}
.score-side { display: flex; flex-direction: column; align-items: center; gap: 8px; flex: 1; min-width: 0; }
.score-name {
  font-size: 14px;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.stone-tag { width: 22px; height: 22px; border-radius: 50%; }
.stone-tag.black {
  background: radial-gradient(circle at 35% 30%, #6d6d6d, #0c0c0c);
  box-shadow: 0 2px 6px rgba(0, 0, 0, .5);
}
.stone-tag.white {
  background: radial-gradient(circle at 35% 30%, #ffffff, #d9d9d2);
  box-shadow: 0 2px 6px rgba(0, 0, 0, .4);
}
.score-num { font-size: 30px; font-weight: 800; color: var(--gold-bright); letter-spacing: 2px; }

/* 玩家列表 */
.player-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 4px;
  font-size: 14px;
}
.player-row + .player-row { border-top: 1px dashed rgba(217, 169, 95, .15); }
.dot { width: 9px; height: 9px; border-radius: 50%; background: #5a5a5a; flex: none; }
.dot.online { background: #7ec96b; box-shadow: 0 0 6px #7ec96b88; }
.p-name { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.p-color { font-size: 15px; }
.p-badge {
  font-size: 11px;
  padding: 2px 9px;
  border-radius: 999px;
  background: rgba(126, 201, 107, .16);
  color: #a5e08e;
}
.p-badge.wait { background: rgba(240, 201, 135, .14); color: var(--gold-bright); }

/* 操作区 */
.action-panel .hint { font-size: 13px; color: var(--text-dim); line-height: 1.7; }
.action-panel .hint b { color: var(--gold-bright); }

.action-btn {
  width: 100%;
  margin-top: 6px;
  padding: 12px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 6px;
  color: #241b0e;
  background: linear-gradient(160deg, var(--gold-bright), var(--gold));
  border: none;
  border-radius: 10px;
  cursor: pointer;
  transition: filter .15s;
}
.action-btn:hover { filter: brightness(1.08); }
.action-btn:disabled { filter: grayscale(.6) brightness(.7); cursor: not-allowed; }
.action-btn.ghost {
  background: transparent;
  border: 1px solid var(--panel-border);
  color: var(--text);
  letter-spacing: 2px;
  font-weight: 500;
  font-size: 14px;
}
.action-btn.ghost:hover { border-color: var(--gold); color: var(--gold-bright); }

.action-btn.danger {
  background: transparent;
  border: 1px solid rgba(229, 115, 115, .35);
  color: #e59a9a;
  letter-spacing: 2px;
  font-weight: 500;
  font-size: 14px;
  margin-top: 10px;
}
.action-btn.danger:hover { border-color: #e57373; color: #f1c7c7; background: rgba(229, 115, 115, .08); }

/* 退出确认弹窗按钮组 */
.confirm-btns { display: flex; gap: 10px; margin-top: 18px; }
.confirm-btns button {
  flex: 1;
  padding: 11px;
  font-size: 14px;
  border-radius: 10px;
  cursor: pointer;
  transition: filter .15s, border-color .15s, color .15s;
}
.confirm-btns .btn-cancel {
  background: transparent;
  border: 1px solid var(--panel-border);
  color: var(--text);
}
.confirm-btns .btn-cancel:hover { border-color: var(--gold); color: var(--gold-bright); }
.confirm-btns .btn-danger {
  background: linear-gradient(160deg, #e57373, #c94f4f);
  border: none;
  color: #fff;
  font-weight: 600;
}
.confirm-btns .btn-danger:hover { filter: brightness(1.08); }

.color-choose { display: flex; gap: 12px; margin-top: 8px; }
.color-opt {
  position: relative;
  flex: 1;
  padding: 12px 8px;
  border-radius: 12px;
  border: 1px solid var(--panel-border);
  background: rgba(15, 12, 8, .45);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 13px;
  transition: border-color .15s, background .15s, opacity .15s, box-shadow .15s;
  opacity: .5; /* 未选中:整体变暗,突出选中项 */
}
.color-opt:hover { opacity: .8; border-color: rgba(217, 169, 95, .55); }
.color-opt .stone-tag { width: 26px; height: 26px; }
.color-opt small { color: var(--text-dim); font-size: 11px; }

/* 选中:金色描边发光 + 右上角 ✓ 角标 */
.color-opt.active {
  opacity: 1;
  border-color: var(--gold);
  background: rgba(217, 169, 95, .14);
  box-shadow: 0 0 14px rgba(217, 169, 95, .28), inset 0 0 0 1px rgba(240, 201, 135, .45);
  color: var(--gold-bright);
}
.color-opt.active:hover { opacity: 1; border-color: var(--gold); }
.color-opt.active small { color: var(--gold-bright); }
.color-opt::after {
  content: '✓';
  position: absolute;
  top: 6px;
  right: 8px;
  width: 18px;
  height: 18px;
  line-height: 18px;
  border-radius: 50%;
  font-size: 12px;
  font-weight: 700;
  text-align: center;
  color: #241b0e;
  background: linear-gradient(160deg, var(--gold-bright), var(--gold));
  opacity: 0;
  transform: scale(.4);
  transition: opacity .15s, transform .15s;
}
.color-opt.active::after { opacity: 1; transform: scale(1); }

/* 对局记录 */
.record-list { list-style: none; max-height: 260px; overflow-y: auto; }
.record-list li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  padding: 8px 4px;
  border-bottom: 1px dashed rgba(217, 169, 95, .12);
  color: var(--text);
}
.record-list li:last-child { border-bottom: none; }
.record-list .r-round { color: var(--text-dim); flex: none; width: 52px; }
.record-list .r-winner { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.record-list .r-winner.win { color: #ffd76e; }
.record-list .r-reason { color: var(--text-dim); font-size: 11px; flex: none; }
.record-empty { color: var(--text-dim) !important; justify-content: center; }

/* ---------- 进入弹窗 ---------- */
.divider {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-dim);
  font-size: 12px;
  margin: 18px 0 14px;
}
.divider::before, .divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--panel-border);
}

.join-box { display: flex; gap: 10px; }
.join-box input {
  flex: 1;
  min-width: 0;
  padding: 12px 10px;
  font-size: 17px;
  letter-spacing: 6px;
  text-align: center;
  border-radius: 10px;
  border: 1px solid var(--panel-border);
  background: rgba(15, 12, 8, .7);
  color: var(--text);
  outline: none;
}
.join-box input:focus { border-color: var(--gold); }
.join-box .mg-btn-primary { width: auto; padding: 12px 22px; margin-top: 0; }

.rejoin-box { margin-top: 16px; }

/* 弹窗内的返回链接 */
.modal-back-link {
  display: inline-block;
  margin-top: 16px;
  font-size: 13px;
  letter-spacing: 1px;
  color: var(--text-dim);
}
.modal-back-link:hover { color: var(--gold-bright); }
#connMask .modal-back-link { margin-top: 12px; }
.mg-btn-ghost {
  width: 100%;
  padding: 9px;
  background: transparent;
  border: 1px dashed var(--panel-border);
  color: var(--text-dim);
  border-radius: 10px;
  font-size: 13px;
  cursor: pointer;
}
.mg-btn-ghost:hover { color: var(--gold-bright); border-color: var(--gold); }

/* ---------- 响应式 ---------- */
@media (max-width: 980px) {
  .game-page { flex-direction: column; align-items: center; }
  .sidebar { width: min(600px, calc(100vw - 48px)); }
  .topbar { flex-wrap: wrap; gap: 8px; }
}