/* ============================================================
   海龟汤 · 视觉识别："深夜案卷" Night Case-File
   基调：深墨蓝背景 + 黄铜灯光强调色 + 衬线标题，仿佛在灯下翻阅一份离奇案卷
   ============================================================ */

:root {
    --ink-950: #0e1119;
    --ink-900: #14182238;
    --bg: #12151e;
    --surface: #1a1f2c;
    --surface-raised: #212736;
    --surface-hover: #262d3f;
    --border: #2b3142;
    --border-soft: #232939;

    --brass: #c9974b;
    --brass-bright: #e0b06b;
    --brass-dim: #8a6a38;
    --teal: #4f9d92;
    --teal-bright: #66bdb0;
    --red: #c1554c;
    --red-bright: #d97268;

    --ink-text: #eae6d9;
    --ink-text-soft: #b9bccb;
    --ink-text-mute: #7d8194;

    --font-display: 'Noto Serif SC', 'Songti SC', 'STSong', serif;
    --font-body: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;

    --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html, body {
    height: 100%;
    font-family: var(--font-body);
    background: var(--bg);
}

::selection { background: rgba(201, 151, 75, 0.35); color: #fff; }

/* 细纹底纹：营造纸张/暗房质感 */
.app-container {
    display: flex;
    flex-direction: column;
    width: 100vw;
    height: 100vh;
    background:
        radial-gradient(ellipse 900px 500px at 50% -10%, rgba(201,151,75,0.06), transparent 60%),
        repeating-linear-gradient(0deg, rgba(255,255,255,0.012) 0px, rgba(255,255,255,0.012) 1px, transparent 1px, transparent 3px),
        var(--bg);
    overflow: hidden;
    color: var(--ink-text);
}

/* ===== 顶栏：档案标签质感 ===== */
.app-header {
    flex-shrink: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 26px;
    height: 58px;
    background: linear-gradient(180deg, var(--surface), var(--bg));
    border-bottom: 1px solid var(--border);
    box-shadow: 0 1px 0 rgba(201,151,75,0.08), 0 8px 20px rgba(0,0,0,0.25);
    z-index: 10;
    position: relative;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 16px;
}
.brand {
    font-family: var(--font-display);
    font-size: 21px;
    font-weight: 700;
    color: var(--ink-text);
    letter-spacing: 4px;
    cursor: default;
    position: relative;
    text-shadow: 0 0 18px rgba(201,151,75,0.25);
}
.brand::after {
    content: '';
    position: absolute;
    left: 0; right: 0; bottom: -8px;
    height: 2px;
    background: linear-gradient(90deg, var(--brass), transparent);
    opacity: 0.7;
}

.btn-logout-header {
    padding: 6px 14px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--surface-raised);
    color: var(--ink-text-soft);
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s var(--ease);
}
.btn-logout-header:hover {
    background: var(--surface-hover);
    border-color: var(--brass-dim);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 12px;
}
.btn-login-header {
    padding: 7px 20px;
    border: 1px solid var(--brass-dim);
    border-radius: 8px;
    background: linear-gradient(180deg, var(--brass-bright), var(--brass));
    color: #211505;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all 0.2s var(--ease);
    box-shadow: 0 4px 14px rgba(201,151,75,0.25);
}
.btn-login-header:hover {
    filter: brightness(1.08);
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(201,151,75,0.35);
}

/* ===== 头部搜索按钮 ===== */
.btn-search-header {
    padding: 6px 16px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--surface-raised);
    color: var(--ink-text-soft);
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s var(--ease);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.btn-search-header:hover { background: var(--surface-hover); border-color: var(--teal); }
.btn-search-header i { font-size: 13px; color: var(--teal-bright); }

.user-menu {
    position: relative;
    cursor: pointer;
}

/* ===== 头部头像 ===== */
.avatar-header {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    object-fit: cover;
    cursor: default; /* 【需求】不再点击弹出菜单 */
    border: 2px solid var(--border);
    background: var(--surface-raised);
    display: block;
    transition: transform 0.2s var(--ease), border-color 0.2s var(--ease);
}
.avatar-header:hover {
    transform: scale(1.06);
    border-color: var(--brass);
}

.username-display {
    font-weight: 600;
    color: var(--ink-text);
    padding: 4px 12px;
    border-radius: 8px;
    background: var(--surface-raised);
    transition: background 0.2s;
    display: inline-block;
}
.username-display:hover {
    background: var(--surface-hover);
}
.dropdown-menu {
    display: none;
    position: absolute;
    right: 0;
    top: 44px;
    min-width: 170px;
    background: var(--surface-raised);
    border: 1px solid var(--border);
    border-radius: 12px;
    box-shadow: 0 16px 40px rgba(0,0,0,0.45);
    overflow: hidden;
    z-index: 20;
    animation: dropIn 0.18s var(--ease);
}
@keyframes dropIn {
    from { opacity: 0; transform: translateY(-6px) scale(0.98); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}
.dropdown-item {
    padding: 10px 16px;
    font-size: 14px;
    color: var(--ink-text-soft);
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
}
.dropdown-item:hover {
    background: var(--surface-hover);
    color: var(--ink-text);
}
.dropdown-item:not(:last-child) {
    border-bottom: 1px solid var(--border-soft);
}

.page-content {
    flex: 1;
    overflow-y: auto;
    padding: 26px 28px;
    background: transparent;
}

/* ===== 页面切换动效（前进 / 后退方向感） ===== */
.page { display: none; }
.page.active { display: block; }

.page.page-anim-forward { animation: pageInForward 0.4s var(--ease); }
.page.page-anim-back { animation: pageInBack 0.4s var(--ease); }

@keyframes pageInForward {
    from { opacity: 0; transform: translateX(26px) scale(0.985); filter: blur(2px); }
    to   { opacity: 1; transform: translateX(0) scale(1); filter: blur(0); }
}
@keyframes pageInBack {
    from { opacity: 0; transform: translateX(-26px) scale(0.985); filter: blur(2px); }
    to   { opacity: 1; transform: translateX(0) scale(1); filter: blur(0); }
}

@media (prefers-reduced-motion: reduce) {
    .page.page-anim-forward, .page.page-anim-back,
    .modal-overlay, .modal-box, .chat-message,
    .brand, * { animation-duration: 0.001s !important; transition-duration: 0.001s !important; }
}

.page-head { text-align: center; padding-bottom: 20px; }
.page-head h2 {
    font-family: var(--font-display);
    font-size: 26px;
    color: var(--ink-text);
    letter-spacing: 3px;
    font-weight: 700;
}
.page-desc { color: var(--ink-text-mute); font-size: 14px; margin-top: 8px; line-height: 1.6; }

.app-container.game-mode .page-content {
    padding: 0;
    overflow: hidden;
}
.app-container.game-mode #page-game.active {
    display: flex;
    flex-direction: column;
    padding: 12px 16px 16px;
    height: 100%;
    gap: 8px;
    overflow: hidden;
}
.app-container.game-mode #page-game.page-anim-forward,
.app-container.game-mode #page-game.page-anim-back {
    animation: none;
}
.app-container.game-mode .chat-area { flex: 1 1 0; min-height: 0; height: auto; max-height: none; margin: 4px 0 6px; }
.app-container.game-mode .input-area { margin: 2px 0 4px; }
.app-container.game-mode .game-actions { margin-top: 0; }

/* ===== 主页：案卷封面 ===== */
.home-header { text-align: center; padding: 26px 0 32px; position: relative; }
.home-header h1 {
    font-family: var(--font-display);
    font-size: 40px;
    font-weight: 900;
    color: var(--ink-text);
    letter-spacing: 10px;
    text-shadow: 0 0 30px rgba(201,151,75,0.22);
}
.home-header .subtitle {
    color: var(--ink-text-mute);
    font-size: 14px;
    margin-top: 10px;
    letter-spacing: 2px;
}

.home-modes { display: flex; flex-direction: column; gap: 16px; margin-top: 8px; padding: 0 6px; }

.mode-btn {
    padding: 22px 22px; border: 1px solid var(--border); border-radius: 4px;
    font-size: 19px; font-weight: 600; cursor: pointer;
    transition: all 0.25s var(--ease); background: var(--surface); color: var(--ink-text);
    box-shadow: 0 4px 16px rgba(0,0,0,0.25);
    text-align: left; padding-left: 26px;
    display: flex; align-items: center; justify-content: space-between;
    position: relative; overflow: hidden;
    border-left: 3px solid var(--border);
}
.mode-btn .mode-label { display: flex; align-items: center; gap: 12px; font-family: var(--font-display); }
.mode-btn .mode-badge {
    font-family: var(--font-body);
    font-size: 12px; font-weight: 500; color: var(--ink-text-mute);
    background: rgba(255,255,255,0.04); border: 1px solid var(--border-soft);
    padding: 3px 14px; border-radius: 30px; letter-spacing: 1px;
}
.mode-btn.single { border-left-color: var(--brass); }
.mode-btn.single:hover {
    background: var(--surface-raised);
    transform: translateX(4px);
    box-shadow: 0 8px 26px rgba(201,151,75,0.15);
    border-color: var(--brass-dim);
}
.mode-btn.multi { border-left-color: var(--teal); }
.mode-btn.multi:hover { box-shadow: 0 8px 26px rgba(79,157,146,0.18); border-color: var(--teal); }
.mode-btn.join { border-left-color: var(--teal); }
.mode-btn.join:hover { border-left-color: var(--teal); box-shadow: 0 8px 26px rgba(79,157,146,0.18); }
.mode-btn .arrow { font-size: 20px; color: var(--ink-text-mute); transition: transform 0.2s var(--ease), color 0.2s; }
.mode-btn.single:hover .arrow { transform: translateX(5px); color: var(--brass-bright); }
.mode-btn.join:hover .arrow { color: var(--teal-bright); transform: translateX(5px); }
.mode-btn.multi:hover .arrow { color: var(--teal-bright); }

.back-row { text-align: center; margin-top: 26px; }
.btn-back {
    padding: 10px 28px; border: 1px solid var(--border); border-radius: 8px;
    background: transparent; color: var(--ink-text-mute); font-size: 15px; font-weight: 500;
    cursor: pointer; transition: all 0.2s var(--ease);
}
.btn-back:hover { background: var(--surface-raised); border-color: var(--brass-dim); color: var(--ink-text); }
.btn-back:active { transform: scale(0.97); }

/* 多人模式「返回主页」按钮 */
#page-multi .back-row .btn-back {
    width: auto;
    padding: 16px 34px;
    font-size: 17px;
    font-weight: 600;
    border-radius: 4px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-left: 3px solid var(--border-soft);
    color: var(--ink-text-soft);
    text-align: left;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    box-shadow: 0 4px 14px rgba(0,0,0,0.2);
    transition: all 0.2s var(--ease);
    margin: 0 auto;
    font-family: var(--font-display);
}
#page-multi .back-row .btn-back .back-label {
    display: inline-flex;
    align-items: center;
}
#page-multi .back-row .btn-back .arrow {
    font-size: 20px;
    color: var(--ink-text-mute);
    transition: transform 0.2s var(--ease), color 0.2s;
}
#page-multi .back-row .btn-back:hover {
    background: var(--surface-raised);
    border-left-color: var(--brass);
    color: var(--ink-text);
    transform: translateX(-3px);
    box-shadow: 0 8px 22px rgba(0,0,0,0.3);
}
#page-multi .back-row .btn-back:hover .arrow {
    transform: translateX(-4px);
    color: var(--brass-bright);
}

.home-footer { text-align: center; margin-top: 30px; font-size: 12px; color: var(--ink-text-mute); letter-spacing: 1px; opacity: 0.6; }

/* ===== 数学验证 ===== */
.verify-box { text-align: center; padding: 16px 0; }
.verify-box h2 { font-family: var(--font-display); font-size: 25px; font-weight: 700; color: var(--ink-text); letter-spacing: 2px; }
.verify-box .desc { color: var(--ink-text-mute); font-size: 15px; margin-top: 8px; }
.verify-question {
    background: var(--surface); border-radius: 4px; padding: 36px 20px; margin: 28px 0 24px;
    font-family: var(--font-display);
    font-size: 30px; font-weight: 700; color: var(--brass-bright); letter-spacing: 3px;
    border: 1px dashed var(--brass-dim);
    position: relative;
}
.verify-input-group { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-top: 6px; }
.verify-input-group input {
    width: 180px; padding: 14px 20px; border: 1px solid var(--border); border-radius: 8px;
    font-size: 18px; text-align: center; outline: none; transition: border 0.2s;
    background: var(--surface); color: var(--ink-text);
}
.verify-input-group input:focus { border-color: var(--brass); box-shadow: 0 0 0 3px rgba(201,151,75,0.15); }
.verify-input-group button {
    padding: 14px 40px; border: 1px solid var(--brass-dim); border-radius: 8px;
    background: linear-gradient(180deg, var(--brass-bright), var(--brass)); color: #211505;
    font-size: 18px; font-weight: 700; cursor: pointer; transition: all 0.2s var(--ease);
    box-shadow: 0 4px 14px rgba(201,151,75,0.28);
}
.verify-input-group button:hover { filter: brightness(1.08); transform: translateY(-1px); }
.verify-cancel-row { margin-top: 16px; }
.verify-cancel-row .btn-cancel-verify {
    padding: 10px 32px; border: 1px solid var(--border); border-radius: 8px; background: transparent;
    color: var(--ink-text-mute); font-size: 16px; font-weight: 500; cursor: pointer; transition: all 0.2s var(--ease);
}
.verify-cancel-row .btn-cancel-verify:hover { background: var(--surface-raised); border-color: var(--brass-dim); color: var(--ink-text); }
.verify-error { color: var(--red-bright); font-size: 15px; margin-top: 16px; min-height: 24px; }
.verify-success { color: var(--teal-bright); font-size: 15px; margin-top: 16px; min-height: 24px; }

/* ===== 表单通用 ===== */
.form-box { background: var(--surface); border: 1px solid var(--border); border-radius: 4px; padding: 22px 24px; }
.form-field { margin-bottom: 16px; }
.form-field > label { display: block; font-weight: 600; color: var(--ink-text-soft); font-size: 13px; margin-bottom: 7px; letter-spacing: 0.5px; }
.form-field input[type="text"],
.form-field input[type="password"],
.form-field input[type="number"],
.form-field select,
.form-field textarea {
    width: 100%; padding: 11px 14px; border: 1px solid var(--border); border-radius: 6px;
    font-size: 15px; outline: none; transition: border 0.2s, box-shadow 0.2s;
    background: var(--bg); color: var(--ink-text); font-family: inherit;
}
.form-field input:focus, .form-field textarea:focus, .form-field select:focus {
    border-color: var(--brass);
    box-shadow: 0 0 0 3px rgba(201,151,75,0.15);
}
.form-field textarea { resize: vertical; }
.radio-row { display: flex; flex-wrap: wrap; gap: 12px; }
.radio-item { display: flex; align-items: center; gap: 6px; font-size: 15px; color: var(--ink-text-soft); cursor: pointer; }
.radio-item input { accent-color: var(--brass); width: 16px; height: 16px; }
.field-tip { font-size: 12px; color: var(--ink-text-mute); margin-top: 6px; }
.link-sub { font-size: 12px; color: var(--ink-text-mute); text-decoration: underline; text-underline-offset: 3px; }
.link-sub:hover { color: var(--brass-bright); }
.form-msg { min-height: 22px; font-size: 14px; color: var(--red-bright); margin: 6px 0; }
.form-msg.success { color: var(--teal-bright); }
.form-actions { display: flex; gap: 12px; margin-top: 10px; }
.btn-primary {
    flex: 1; padding: 13px 16px; border: 1px solid var(--brass-dim); border-radius: 8px;
    background: linear-gradient(180deg, var(--brass-bright), var(--brass)); color: #211505;
    font-size: 16px; font-weight: 700; cursor: pointer; transition: all 0.2s var(--ease);
    box-shadow: 0 4px 14px rgba(201,151,75,0.25);
}
.btn-primary:hover { filter: brightness(1.08); transform: translateY(-1px); }
.btn-primary:active { transform: translateY(0) scale(0.98); }
.btn-primary:disabled { background: var(--surface-raised); border-color: var(--border); color: var(--ink-text-mute); cursor: not-allowed; box-shadow: none; filter: none; transform: none; }
.btn-danger {
    width: 100%; margin-top: 10px; padding: 12px 16px; border: 1px solid rgba(193,85,76,0.4); border-radius: 8px;
    background: rgba(193,85,76,0.08); color: var(--red-bright); font-size: 15px; font-weight: 600; cursor: pointer;
    transition: all 0.2s var(--ease);
}
.btn-danger:hover { background: rgba(193,85,76,0.18); border-color: var(--red); }

.input-with-btn { display: flex; gap: 8px; align-items: stretch; }
.input-with-btn input { flex: 1; min-width: 0; width: auto; }
.code-btn {
    flex: 0 0 auto;
    padding: 0 18px;
    border: 1px solid var(--teal);
    border-radius: 6px;
    background: rgba(79,157,146,0.12);
    color: var(--teal-bright);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s var(--ease);
    white-space: nowrap;
}
.code-btn:hover:not(:disabled) { background: rgba(79,157,146,0.22); }
.code-btn:disabled { background: var(--surface-raised); border-color: var(--border); color: var(--ink-text-mute); cursor: not-allowed; }

.room-card { background: var(--surface); border: 1px solid var(--border); border-radius: 4px; padding: 20px 22px; }
.room-label { font-weight: 600; color: var(--ink-text-soft); font-size: 14px; margin-bottom: 10px; letter-spacing: 0.5px; }
.room-players { display: flex; flex-direction: column; gap: 8px; margin-bottom: 12px; }

/* ===== 房间玩家 ===== */
.room-player {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 15px;
    color: var(--ink-text-soft);
    transition: border-color 0.2s;
}
.room-player.host { border-color: var(--brass-dim); }
.player-avatar {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
    background: var(--surface-raised);
    border: 1px solid var(--border);
}
.room-player-info { flex: 1; min-width: 0; }
.room-player-name { font-weight: 600; font-size: 15px; color: var(--ink-text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.room-player-tags { display: flex; gap: 6px; margin-top: 2px; flex-wrap: wrap; }
.room-player-tags .tag { font-size: 11px; color: var(--ink-text-mute); background: var(--surface-raised); border-radius: 20px; padding: 1px 8px; }
.kick-btn {
    flex-shrink: 0;
    padding: 6px 14px;
    border: 1px solid rgba(193,85,76,0.35);
    border-radius: 6px;
    background: rgba(193,85,76,0.08);
    color: var(--red-bright);
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s;
}
.kick-btn:hover { background: var(--red); color: #fff; border-color: var(--red); }

.room-count { font-size: 14px; color: var(--ink-text-soft); margin-bottom: 6px; }
.room-hint { font-size: 13px; color: var(--ink-text-mute); margin-bottom: 12px; min-height: 20px; }

/* ===== 房间大厅（两列网格） ===== */
.lobby-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}
.lobby-list > p { grid-column: 1 / -1; color: var(--ink-text-mute); }
.lobby-room-item {
    position: relative; /* 【速探】模式徽标定位 */
    background: var(--bg); border: 1px solid var(--border); border-radius: 8px;
    padding: 14px 18px; cursor: pointer; transition: all 0.2s var(--ease);
    display: flex; flex-direction: column; gap: 4px;
}
.lobby-room-item:hover { border-color: var(--teal); box-shadow: 0 6px 20px rgba(79,157,146,0.14); transform: translateY(-2px); }
.lobby-room-name { font-weight: 600; font-size: 16px; color: var(--ink-text); }
.lobby-room-id { font-size: 13px; color: var(--brass-bright); font-weight: 600; }
.lobby-room-meta { font-size: 13px; color: var(--ink-text-mute); }

/* ===== 房间大厅：右上角模式徽标（标准/速探都标记） ===== */
.lobby-room-mode {
    position: absolute; top: 10px; right: 12px;
    font-size: 11px; font-weight: 700; letter-spacing: 1px;
    padding: 2px 8px; border-radius: 10px; line-height: 1.6;
}
.lobby-room-mode.standard { color: var(--teal-bright); background: rgba(79,157,146,0.12); border: 1px solid rgba(79,157,146,0.35); }
.lobby-room-mode.speed { color: var(--brass-bright); background: rgba(201,151,75,0.12); border: 1px solid rgba(201,151,75,0.35); }

/* ===== 创建房间：模式选项卡 ===== */
.create-mode-tabs { display: flex; gap: 8px; margin-bottom: 16px; }
.create-mode-tab {
    flex: 1; padding: 10px 12px; cursor: pointer;
    border: 1px solid var(--border); border-radius: 8px;
    background: var(--bg); color: var(--ink-text-mute);
    font-size: 15px; font-weight: 600;
    transition: all 0.2s var(--ease);
}
.create-mode-tab.active { background: rgba(201,151,75,0.14); border-color: var(--brass); color: var(--brass-bright); }

/* ===== 房间详情模态框 ===== */
.detail-row { display: flex; justify-content: space-between; padding: 6px 0; border-bottom: 1px solid var(--border-soft); font-size: 14px; gap: 12px; }
.detail-row span:first-child { color: var(--ink-text-mute); flex-shrink: 0; }
.detail-row span:last-child { color: var(--ink-text); font-weight: 500; text-align: right; word-break: break-word; }

.game-header {
    display: flex; flex-direction: column; gap: 4px; padding-bottom: 10px;
    border-bottom: 1px solid var(--border); flex-shrink: 0;
}
.game-label { font-size: 12px; color: var(--ink-text-mute); letter-spacing: 2px; font-weight: 500; }
.title-row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.game-puzzle-title { font-family: var(--font-display); font-size: 17px; font-weight: 700; color: var(--ink-text); line-height: 1.3; flex: 0 1 auto; }
.game-timer {
    background: var(--surface-raised); padding: 4px 14px; border-radius: 30px; font-size: 16px; font-weight: 700;
    color: var(--ink-text); white-space: nowrap; display: inline-flex; align-items: center; gap: 4px;
    flex-shrink: 0; margin-left: auto; border: 1px solid var(--border);
}
.game-timer.warning { background: rgba(193,85,76,0.15); color: var(--red-bright); border-color: rgba(193,85,76,0.4); }
.game-timer .timer-label { font-weight: 400; font-size: 13px; color: var(--ink-text-mute); }
.game-sub-row { margin-top: 2px; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.turn-info { font-size: 13px; color: var(--ink-text-soft); }

.player-strip { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 4px; }

/* ===== 局内玩家条带 ===== */
.strip-player {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    padding: 3px 10px;
    border-radius: 20px;
    background: var(--surface-raised);
    color: var(--ink-text-mute);
    border: 1px solid transparent;
    transition: all 0.2s;
}
.strip-player.speaking { background: var(--brass); color: #211505; font-weight: 600; }
.strip-player.me { border: 1px solid var(--brass-dim); }
/* 【语音房】说话指示麦克风图标（Voice.js 按音量检测控制显隐） */
.strip-player .voice-ind {
    font-size: 11px;
    color: #2a8e5c;
    margin-left: 1px;
    animation: voice-pulse 0.9s ease-in-out infinite;
}
@keyframes voice-pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.55; transform: scale(0.82); }
}
/* 【语音房】可点击调节音量的玩家条 */
.strip-player.voice-volume-click { cursor: pointer; }
.strip-player.voice-volume-click:hover { border-color: var(--brass); box-shadow: 0 0 0 2px rgba(201,151,75,0.18); }
/* 【语音房】语音按钮 */
.voice-btn {
    flex: 0 0 auto;
    width: 42px;
    height: 42px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: var(--surface-raised);
    color: var(--ink-text-mute);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    transition: all 0.2s;
}
.voice-btn:hover:not(:disabled) { border-color: var(--brass); color: var(--brass); }
.voice-btn:disabled { cursor: not-allowed; opacity: 0.5; }
/* 【语音房】听筒开启态：青色高亮（与麦克风区分，不用黄色背景，仅图标变化表达状态） */
.earpiece-btn.earpiece-on {
    background: rgba(79,157,146,0.18);
    border-color: var(--teal);
    color: var(--teal-bright);
}
/* 【语音房】麦克风开启态：黄色半透明填充 + 亮黄图标（柔和，不遮挡图标） */
.voice-btn.mic-on {
    background: rgba(201,151,75,0.18);
    border-color: var(--brass);
    color: var(--brass-bright);
}
/* 【语音房】音量调节弹窗 */
.voice-volume-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 2px;
}
.voice-vol-icon { color: var(--ink-text-mute); font-size: 15px; }
.voice-volume-value {
    min-width: 52px;
    text-align: right;
    font-weight: 700;
    color: var(--brass);
    font-size: 15px;
}
.voice-volume-row input[type="range"] { accent-color: var(--brass); cursor: pointer; }
.strip-avatar {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    object-fit: cover;
    background: var(--surface-raised);
    flex-shrink: 0;
}

.game-puzzle-desc {
    background: var(--surface); border-radius: 4px; padding: 12px 16px; margin: 6px 0 8px;
    font-size: 15px; line-height: 1.6; color: var(--ink-text-soft); flex-shrink: 0; border: 1px solid var(--border);
}
.puzzle-header { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.puzzle-header .label { font-weight: 600; color: var(--ink-text); font-size: 14px; }
.toggle-btn {
    background: none; border: none; color: var(--teal-bright); font-weight: 600; font-size: 14px;
    cursor: pointer; padding: 2px 8px; border-radius: 6px; transition: background 0.15s; flex-shrink: 0;
}
.toggle-btn:hover { background: rgba(79,157,146,0.14); }

#puzzle-body {
    transition: max-height 0.3s ease, opacity 0.25s ease, margin 0.25s ease;
    overflow-y: auto;
    max-height: 260px;
    opacity: 1;
    margin-top: 6px;
    color: var(--ink-text-soft);
}
#puzzle-body.collapsed {
    max-height: 0;
    opacity: 0;
    margin-top: 0;
    pointer-events: none;
    overflow-y: hidden;
}
#puzzle-text { display: block; word-break: break-word; }

/* 【需求】评论页汤面折叠（样式与对局页汤面一致） */
#puzzle-reviews-surface {
    transition: max-height 0.3s ease, opacity 0.25s ease, margin 0.25s ease;
    overflow-y: auto;
    max-height: 260px;
    opacity: 1;
    margin-top: 6px;
    color: var(--ink-text-soft);
}
#puzzle-reviews-surface.collapsed {
    max-height: 0;
    opacity: 0;
    margin-top: 0;
    pointer-events: none;
    overflow-y: hidden;
}
#puzzle-reviews-surface-text { display: block; word-break: break-word; }

.mod-answer-panel {
    background: rgba(201,151,75,0.08); border: 1px solid rgba(201,151,75,0.3); border-radius: 4px; padding: 10px 14px;
    margin: 4px 0 6px; flex-shrink: 0;
}
.mod-answer-label { font-size: 12px; color: var(--brass-bright); font-weight: 600; margin-bottom: 4px; }
.mod-answer-text { font-size: 14px; color: var(--ink-text-soft); line-height: 1.6; }

.chat-area {
    background: var(--surface); border-radius: 4px; padding: 14px 16px; height: 280px;
    overflow-y: auto; margin: 4px 0 10px; border: 1px solid var(--border);
    display: flex; flex-direction: column; gap: 8px; scroll-behavior: smooth; flex-shrink: 0;
}
.chat-area::-webkit-scrollbar { width: 5px; }
.chat-area::-webkit-scrollbar-thumb { background: var(--border); border-radius: 10px; }
.chat-area::-webkit-scrollbar-track { background: transparent; }

.chat-message {
    max-width: 88%; padding: 9px 14px; border-radius: 12px; font-size: 15px; line-height: 1.6;
    word-break: break-word; animation: msgIn 0.28s var(--ease);
}
@keyframes msgIn {
    from { opacity: 0; transform: translateY(8px) scale(0.98); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}
.chat-message.host {
    align-self: flex-start; background: var(--surface-raised); color: var(--ink-text); border-bottom-left-radius: 3px;
    border: 1px solid var(--border);
}
.chat-message.player {
    align-self: flex-end; background: linear-gradient(135deg, var(--teal), #3d7d74); color: #fff; border-bottom-right-radius: 3px;
}
.chat-message.player.guess { background: linear-gradient(135deg, var(--brass-bright), var(--brass)); color: #211505; }
/* 【自由发言】AI 判断结果：
   默认（问题不长）显示在玩家问题气泡【左侧】，以“气泡 + 短线”并排连接；
   当问题【太长】（换行成多行）时，自动改显示在问题气泡【下方】，
   避免小气泡被挤到上方错位——2026-09 需求修复 */
.chat-message.player.free-speech {
    display: flex;
    flex-wrap: wrap; /* 允许主持人判断选项行换行显示在气泡下方 */
    align-items: center;
    justify-content: flex-end;
    gap: 7px;
    max-width: 88%;
    padding: 2px 0;
    background: transparent;
    border: none;
    box-shadow: none;
}
/* 左侧小气泡 + 短线 */
.chat-message.player.free-speech .msg-free-wrap {
    display: inline-flex;
    flex-direction: row;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
}
.chat-message.player.free-speech .msg-free-wrap.empty {
    visibility: hidden;
}
.chat-message.player.free-speech .msg-free-answer {
    display: inline-block;
    padding: 3px 12px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.22);
    border: 1px solid rgba(255, 255, 255, 0.35);
    color: #fff;
    font-size: 13px;
    line-height: 1.5;
    white-space: pre-wrap;
    word-break: break-all;
    max-width: min(300px, 62vw);
    animation: msgIn 0.28s var(--ease);
}
.chat-message.player.free-speech.guess .msg-free-answer {
    background: rgba(255, 255, 255, 0.5);
    border-color: rgba(255, 255, 255, 0.6);
    color: #211505;
}
.chat-message.player.free-speech .msg-free-line {
    width: 18px;
    height: 2px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 2px;
    flex-shrink: 0;
    align-self: center;
}
/* 问题气泡 */
.chat-message.player.free-speech .msg-main {
    padding: 9px 14px;
    border-radius: 12px;
    font-size: 15px;
    line-height: 1.6;
    word-break: break-word;
    background: linear-gradient(135deg, var(--teal), #3d7d74);
    color: #fff;
    border-bottom-right-radius: 3px;
    animation: msgIn 0.28s var(--ease);
}
.chat-message.player.free-speech.guess .msg-main {
    background: linear-gradient(135deg, var(--brass-bright), var(--brass));
    color: #211505;
}
.chat-message.player.free-speech .msg-sender {
    color: rgba(255, 255, 255, 0.85);
}

/* 问题太长（is-long）：改为纵向——问题气泡在上，AI 判断小气泡单独一行显示在下 */
.chat-message.player.free-speech.is-long {
    flex-direction: column;
    align-items: flex-end;
    gap: 5px;
}
.chat-message.player.free-speech.is-long .msg-free-wrap { display: none; } /* 兜底：不允许左侧占位 */
.chat-message.player.free-speech.is-long .msg-free-answer-row {
    display: flex;
    align-self: flex-start;
    align-items: center;
    gap: 6px;
}
.chat-message.player.free-speech.is-long .msg-free-answer {
    padding: 4px 13px;
    border-radius: 10px;
    background: rgba(79,157,146,0.12);
    border: 1px solid rgba(79,157,146,0.45);
    color: var(--teal-bright);
}
.chat-message.player.free-speech.is-long.guess .msg-free-answer {
    background: rgba(201,151,75,0.12);
    border-color: rgba(201,151,75,0.55);
    color: var(--brass-bright);
}

/* 【自由发言-真人主持】主持人视角：玩家满足条件的提问气泡下方出现四个判断选项（仅主持人可见）
   点选后选项消失，结果以小气泡形式回填（短问题=左侧，长问题=下方） */
.chat-message.player.free-speech .msg-free-actions {
    flex-basis: 100%;
    display: flex;
    justify-content: flex-end;
    gap: 6px;
    margin-top: 2px;
}
.chat-message.player.free-speech.is-long .msg-free-actions {
    flex-basis: auto;
    align-self: flex-end;
}
.chat-message.player.free-speech .msg-free-actions button {
    padding: 5px 14px;
    border: 1px solid rgba(93, 183, 169, 0.55);
    border-radius: 14px;
    background: rgba(93, 183, 169, 0.1);
    color: #3d7d74;
    font-size: 13px;
    line-height: 1.4;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
    transition: background 0.15s var(--ease), transform 0.1s var(--ease);
}
.chat-message.player.free-speech .msg-free-actions button:hover:not(:disabled) {
    background: rgba(93, 183, 169, 0.25);
    transform: translateY(-1px);
}
.chat-message.player.free-speech .msg-free-actions button:active:not(:disabled) {
    transform: scale(0.96);
}
.chat-message.player.free-speech .msg-free-actions button:disabled {
    opacity: 0.55;
    cursor: default;
}
.chat-message.player.free-speech .msg-free-actions.answered {
    opacity: 0.6;
}
.chat-message.system {
    align-self: center; background: var(--surface-raised); color: var(--ink-text-mute); font-size: 13px; max-width: 95%;
    text-align: center; border-radius: 30px; padding: 4px 16px; border: 1px solid var(--border-soft);
}
.chat-message .msg-sender { font-weight: 600; font-size: 12px; opacity: 0.8; margin-bottom: 2px; }
.chat-message.player .msg-sender { color: rgba(255, 255, 255, 0.85); }
.chat-message.host .msg-sender { color: var(--ink-text-mute); }
.chat-message .msg-content { word-break: break-word; }

.input-area { display: flex; gap: 8px; margin: 4px 0 8px; flex-shrink: 0; align-items: center; }
.input-area input {
    flex: 1; padding: 10px 16px; border: 1px solid var(--border); border-radius: 8px; font-size: 15px;
    outline: none; transition: border 0.2s, box-shadow 0.2s; background: var(--bg); color: var(--ink-text); min-width: 0; height: 44px;
}
.input-area input:focus { border-color: var(--brass); box-shadow: 0 0 0 3px rgba(201,151,75,0.15); }
.input-area input:disabled { background: var(--surface); color: var(--ink-text-mute); }
.input-area .send-btn {
    flex: 0 0 56px; height: 44px; padding: 0; border: 1px solid var(--brass-dim); border-radius: 8px;
    background: linear-gradient(180deg, var(--brass-bright), var(--brass));
    color: #211505; font-size: 15px; font-weight: 700; cursor: pointer; transition: all 0.15s var(--ease);
    box-shadow: 0 2px 10px rgba(201,151,75,0.25); white-space: nowrap; flex-shrink: 0;
    display: flex; align-items: center; justify-content: center;
}
.input-area .send-btn:hover:not(:disabled) { filter: brightness(1.08); transform: scale(0.97); }
.input-area .send-btn:disabled { background: var(--surface-raised); border-color: var(--border); color: var(--ink-text-mute); cursor: not-allowed; box-shadow: none; }

.judge-bar {
    background: rgba(201,151,75,0.08); border: 1px solid rgba(201,151,75,0.3); border-radius: 4px; padding: 10px 14px;
    margin: 4px 0 6px; flex-shrink: 0;
}
.judge-text { font-size: 14px; color: var(--ink-text-soft); margin-bottom: 8px; word-break: break-word; }
.judge-buttons { display: flex; gap: 10px; }
.judge-btn {
    flex: 1; padding: 10px 16px; border: none; border-radius: 8px; font-size: 15px; font-weight: 600;
    cursor: pointer; transition: all 0.2s var(--ease); color: #fff;
}
.judge-btn.correct { background: var(--teal); }
.judge-btn.correct:hover { background: var(--teal-bright); }
.judge-btn.wrong { background: var(--red); }
.judge-btn.wrong:hover { background: var(--red-bright); }

.game-actions { display: flex; gap: 12px; margin-top: 4px; flex-wrap: nowrap; flex-shrink: 0; }
.game-actions .action-btn {
    flex: 0 0 calc(50% - 6px); padding: 13px 16px; border: 1px solid var(--border); border-radius: 8px; font-size: 15px;
    font-weight: 600; cursor: pointer; transition: all 0.2s var(--ease);
    box-shadow: 0 4px 14px rgba(0,0,0,0.2); text-align: center; min-width: 0;
}
.game-actions .action-btn:active:not(:disabled) { transform: scale(0.97); }
.game-actions .btn-quit { background: var(--surface); color: var(--ink-text-soft); }
.game-actions .btn-quit:hover:not(:disabled) { background: var(--surface-raised); border-color: rgba(193,85,76,0.4); color: var(--red-bright); }
.game-actions .btn-guess { background: linear-gradient(180deg, var(--teal-bright), var(--teal)); color: #05201c; border: 1px solid #2f6a61; }
.game-actions .btn-guess:hover:not(:disabled) { filter: brightness(1.08); }
.game-actions .btn-guess.rush { background: linear-gradient(180deg, var(--brass-bright), var(--brass)); color: #1a1206; border: 1px solid #8a6a38; box-shadow: 0 4px 18px rgba(201,151,75,0.25); } /* 【抢答】抢答按钮金色高亮 */
.game-actions .btn-guess:disabled { background: var(--surface-raised); color: var(--ink-text-mute); border-color: var(--border); cursor: not-allowed; box-shadow: none; }

.result-box { text-align: center; padding: 30px 10px; }
.result-box h2 { font-family: var(--font-display); font-size: 30px; font-weight: 700; color: var(--ink-text); letter-spacing: 2px; }
.result-box .result-sub { color: var(--ink-text-soft); font-size: 16px; margin-top: 8px; }
.result-box .result-answer {
    background: var(--surface); border-radius: 4px; padding: 20px 24px; margin: 22px 0 28px;
    text-align: left; border: 1px solid var(--border);
}
.result-box .result-answer .label { font-weight: 600; color: var(--brass-bright); font-size: 13px; letter-spacing: 1px; text-transform: uppercase; }
.result-box .result-answer .answer-text { color: var(--ink-text-soft); font-size: 16px; margin-top: 8px; line-height: 1.7; white-space: pre-wrap; word-break: break-all; }
.btn-home {
    padding: 14px 48px; border: 1px solid var(--brass-dim); border-radius: 8px;
    background: linear-gradient(180deg, var(--brass-bright), var(--brass)); color: #211505;
    font-size: 18px; font-weight: 700; cursor: pointer; transition: all 0.2s var(--ease);
    box-shadow: 0 4px 18px rgba(201,151,75,0.3);
}
.btn-home:hover { filter: brightness(1.08); transform: translateY(-1px); }

/* ===== 申请复议按钮 ===== */
.btn-review {
    padding: 14px 32px; border: 1px solid #2f6a61; border-radius: 8px; background: rgba(79,157,146,0.14); color: var(--teal-bright);
    font-size: 16px; font-weight: 600; cursor: pointer; transition: all 0.2s var(--ease);
}
.btn-review:hover { background: rgba(79,157,146,0.24); }
.btn-review:disabled { background: var(--surface-raised); color: var(--ink-text-mute); border-color: var(--border); cursor: not-allowed; }

/* ===== 结算页操作按钮排：「再试一次」+「返回主页」并排一行 ===== */
.result-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
    align-items: center;
    flex-wrap: nowrap; /* 禁止换行，两个按钮始终在同一排 */
    margin-top: 16px;  /* 与速探模式结算页按钮排间距一致 */
}
.result-actions .btn-home,
.result-actions .btn-review {
    /* 与速探模式按钮保持一致：保持 .btn-home 原始尺寸，不做小屏缩小 */
    flex: 0 1 auto;
    white-space: nowrap;
}

/* ===== 模态框：进入动画（display none→flex 时自动触发） ===== */
/* 【商店/道具】宝箱二次确认弹窗：取消按钮为整行宽（与第一行两按钮同长） */
.chest-confirm-cancel-row {
    width: 100%;
    margin-top: 10px;
    padding: 12px 16px;
    font-size: 14px;
}
.modal-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(6,8,13,0.72);
    backdrop-filter: blur(2px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    animation: overlayIn 0.22s var(--ease);
}
@keyframes overlayIn {
    from { opacity: 0; }
    to { opacity: 1; }
}
.modal-box {
    background: var(--surface-raised);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 28px 32px;
    max-width: 420px;
    width: 90%;
    /* 【自定义背景】弹窗内容过长时可上下滑动，避免底部按钮点不到 */
    max-height: 86vh;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
    box-shadow: 0 24px 70px rgba(0,0,0,0.55);
    animation: modalPopIn 0.28s var(--ease);
}
@keyframes modalPopIn {
    from { opacity: 0; transform: translateY(14px) scale(0.96); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}
.modal-box h3 {
    font-family: var(--font-display);
    font-size: 21px;
    font-weight: 700;
    color: var(--ink-text);
    margin-bottom: 18px;
    text-align: center;
    letter-spacing: 1px;
}
.modal-box .form-field {
    margin-bottom: 14px;
}
.modal-box .form-msg {
    min-height: 22px;
    font-size: 14px;
    color: var(--red-bright);
    margin: 6px 0;
}
.modal-box .form-actions {
    display: flex;
    gap: 12px;
    margin-top: 10px;
}
.modal-box .form-actions .btn-primary {
    flex: 2;
}
.modal-box .form-actions .btn-back {
    flex: 1;
}

/* ===== 修改头像 ===== */
.avatar-preview {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--border);
    background: var(--surface);
}
.avatar-upload-progress-wrap {
    margin-top: 12px;
}
.avatar-progress-bar {
    height: 10px;
    border-radius: 10px;
    background: var(--surface);
    overflow: hidden;
    border: 1px solid var(--border);
}
.avatar-progress-fill {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--brass-dim), var(--brass-bright));
    transition: width 0.2s;
}
.avatar-progress-text {
    font-size: 12px;
    color: var(--ink-text-mute);
    text-align: center;
    margin-top: 4px;
}

#page-login a, #page-register a, #page-forgot a {
    color: var(--brass-bright);
    text-decoration: none;
    font-weight: 500;
}
#page-login a:hover, #page-register a:hover, #page-forgot a:hover {
    text-decoration: underline;
}

.hidden { display: none !important; }

#page-verify .verify-cancel-row .btn-cancel-verify,
#page-login .back-row .btn-back,
#page-register .back-row .btn-back,
#page-forgot .back-row .btn-back,
#page-lobby .back-row .btn-back {
    width: 100%;
    padding: 14px;
    font-size: 17px;
    border-radius: 8px;
}

.room-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 10px;
}
.room-actions .btn-primary,
.room-actions .btn-danger {
    width: 100%;
    padding: 14px;
    font-size: 16px;
    border-radius: 8px;
    box-shadow: none;
}

#page-upload .form-box,
#page-review .form-box {
    max-width: 600px;
    margin: 0 auto;
}

.play-guide-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 22px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 30px;
    color: var(--ink-text-soft);
    font-size: 15px;
    cursor: pointer;
    transition: all 0.2s var(--ease);
    margin-top: 10px;
}
.play-guide-btn:hover {
    background: var(--surface-raised);
    border-color: var(--brass-dim);
    color: var(--ink-text);
}
.play-guide-btn i {
    font-size: 18px;
    color: var(--brass-bright);
}

.notification-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 20px;
    aspect-ratio: 1 / 1;   /* 始终保持正圆形（数字再大也等比放大为圆） */
    border-radius: 50%;
    padding: 0 5px;
    box-sizing: border-box;
    background: var(--red);
    color: #fff;
    font-size: 11px;
    font-weight: 600;
    margin-left: 6px;
    vertical-align: middle;
    flex: 0 0 auto;        /* 不被个人中心 flex 布局拉伸成椭圆 */
}

.modal-box .rule-content {
    line-height: 1.8;
    color: var(--ink-text-soft);
    font-size: 15px;
    max-height: 55vh;
    overflow-y: auto;
    overscroll-behavior: contain;
    padding-right: 8px;
}
.modal-box .rule-content p {
    margin-bottom: 10px;
}
.modal-box .rule-content strong { color: var(--brass-bright); }

/* ===== 游戏玩法介绍：下拉切换 + 结构化内容 ===== */
.rule-select-wrap {
    margin: 6px 0 14px;
}
.rule-mode-select {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 14px;
    outline: none;
    background: var(--bg);
    color: var(--ink-text);
    font-family: inherit;
    cursor: pointer;
    transition: border 0.2s, box-shadow 0.2s;
}
.rule-mode-select:focus {
    border-color: var(--brass);
    box-shadow: 0 0 0 3px rgba(201,151,75,0.15);
}
.modal-box .rule-content h4 {
    color: var(--brass-bright);
    font-size: 14px;
    font-weight: 700;
    margin: 14px 0 6px;
    padding-bottom: 3px;
    border-bottom: 1px dashed var(--border);
}
.modal-box .rule-content ul {
    list-style: none;              /* 【游戏介绍】去掉列表前的圆点 */
    margin: 4px 0 12px 4px;
    padding: 0;
}
.modal-box .rule-content li {
    margin-bottom: 5px;
}
.modal-box .rule-content .rule-tip {
    color: var(--ink-text-mute);
    font-size: 13px;
    margin-top: 8px;
}

/* 通知模态框样式 */
#notif-list {
    max-height: 50vh;
    overflow-y: auto;
}
.notif-item {
    padding: 10px 12px;
    border-bottom: 1px solid var(--border-soft);
}
.notif-item.unread {
    background: rgba(201,151,75,0.06);
    border-left: 3px solid var(--brass);
}
.notif-content {
    font-size: 14px;
    color: var(--ink-text-soft);
    line-height: 1.5;
}
.notif-time {
    font-size: 12px;
    color: var(--ink-text-mute);
    margin-top: 4px;
}

/* ===== 复议审核 ===== */
.review-req-item { background: var(--surface); border: 1px solid var(--border); border-radius: 4px; padding: 14px 16px; margin-bottom: 12px; }
.review-meta { font-size: 12px; color: var(--ink-text-mute); margin: 6px 0; }
.review-section { font-size: 14px; color: var(--ink-text-soft); line-height: 1.6; margin: 6px 0; word-break: break-word; }
.review-guess { background: var(--bg); border: 1px solid var(--border-soft); border-radius: 6px; padding: 6px 10px; margin: 4px 0; font-size: 13px; color: var(--ink-text-soft); }
.review-guess-no { color: var(--brass-bright); font-weight: 600; }

@media (max-width: 520px) {
    .app-header { padding: 0 12px; height: 48px; }
    .brand { font-size: 17px; letter-spacing: 2px; }
    .btn-logout-header { font-size: 12px; padding: 4px 10px; }
    .btn-login-header { font-size: 12px; padding: 4px 14px; }
    .btn-search-header { font-size: 12px; padding: 4px 10px; }
    .page-content { padding: 16px 12px; }
    .home-header h1 { font-size: 28px; letter-spacing: 6px; }
    .mode-btn { font-size: 17px; padding: 18px 16px; }
    .verify-question { font-size: 22px; padding: 24px 16px; }
    .verify-input-group input { width: 140px; font-size: 16px; }
    .title-row { gap: 8px; }
    .game-puzzle-title { font-size: 15px; }
    .game-timer { font-size: 14px; padding: 3px 12px; margin-left: 0; }
    .chat-area { height: 180px; padding: 10px 12px; }
    .input-area { flex-wrap: nowrap; gap: 6px; }
    .input-area input { height: 40px; padding: 8px 12px; font-size: 14px; min-width: 0; }
    .input-area .send-btn { flex: 0 0 50px; height: 40px; font-size: 14px; border-radius: 8px; }
    .input-area .voice-btn { width: 40px; height: 40px; font-size: 15px; }
    .game-actions { gap: 8px; }
    .game-actions .action-btn { flex: 0 0 calc(50% - 4px); padding: 11px 12px; font-size: 14px; }
    .result-box .result-answer { padding: 16px 18px; }
    .app-container.game-mode #page-game.active { padding: 8px 10px 12px; gap: 6px; }
    .game-puzzle-desc { padding: 8px 12px; font-size: 14px; }
    .verify-cancel-row .btn-cancel-verify { padding: 8px 24px; font-size: 14px; }
    .form-box { padding: 16px; }
    .modal-box { padding: 20px 16px; }
    .input-with-btn { flex-wrap: wrap; }
    .code-btn { padding: 10px 14px; }
    #page-multi .back-row .btn-back { padding: 12px 20px; font-size: 16px; }
    .kick-btn { padding: 5px 10px; font-size: 12px; }
    .avatar-header { width: 32px; height: 32px; }
    .lobby-list { grid-template-columns: 1fr; }
}

@media (max-width: 400px) {
    .game-header { flex-direction: column; align-items: stretch; }
    .title-row { flex-wrap: wrap; }
    .game-timer { margin-left: 0; }
    .app-container.game-mode #page-game.active { padding: 6px 8px 10px; }
    .input-area .send-btn { flex: 0 0 44px; height: 36px; font-size: 13px; }
    .input-area .voice-btn { width: 36px; height: 36px; font-size: 13px; }
    .input-area input { height: 36px; font-size: 13px; }
    #page-multi .back-row .btn-back { padding: 10px 16px; font-size: 15px; }
}
/* 审核上传题目按钮：加宽至与上方「提交审核+返回」合计等宽 */
#page-upload #admin-review-wrapper-upload .mode-btn {
    width: 100%;
    padding: 14px 24px;
    font-size: 16px;
    justify-content: space-between;
}
/* ============================================================
   认证用户（vip）头像金框 · 结果页出题人显示
   ============================================================ */

/* 右上角头像：认证用户金框 */
.avatar-header.vip {
    border-color: var(--brass-bright);
    box-shadow: 0 0 12px rgba(224, 176, 107, 0.7);
}

/* 房间等待页玩家头像：认证用户金框 */
.player-avatar.vip {
    border: 2px solid var(--brass-bright);
    box-shadow: 0 0 8px rgba(224, 176, 107, 0.5);
}

/* 局内玩家条带头像：认证用户金框 */
.strip-avatar.vip {
    border: 2px solid var(--brass-bright);
    box-shadow: 0 0 8px rgba(224, 176, 107, 0.5);
}

/* 结果页：出题人 */
.result-author {
    font-size: 14px;
    color: var(--brass-bright);
    margin-top: 10px;
    letter-spacing: 1px;
}
/* ============================================================
   排行榜 · 按钮 + 模态框（追加样式）
   ============================================================ */
.btn-rank-header {
    padding: 6px 16px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--surface-raised);
    color: var(--ink-text-soft);
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s var(--ease);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.btn-rank-header:hover { background: var(--surface-hover); border-color: var(--brass); }
.btn-rank-header i { font-size: 13px; color: var(--brass-bright); }

.rank-tabs { display: flex; gap: 8px; margin-bottom: 16px; }
.rank-tab {
    flex: 1;
    padding: 10px 0;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--surface);
    color: var(--ink-text-mute);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s var(--ease);
}
.rank-tab:hover { background: var(--surface-hover); color: var(--ink-text); }
.rank-tab.active {
    background: linear-gradient(180deg, var(--brass-bright), var(--brass));
    color: #211505;
    border-color: var(--brass-dim);
    box-shadow: 0 3px 12px rgba(201,151,75,0.25);
}

.rank-list {
    max-height: 46vh;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding-right: 2px;
}
.rank-list::-webkit-scrollbar { width: 5px; }
.rank-list::-webkit-scrollbar-thumb { background: var(--border); border-radius: 10px; }
.rank-list::-webkit-scrollbar-track { background: transparent; }

.rank-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 12px;
    background: var(--surface);
    border: 1px solid var(--border-soft);
    border-radius: 8px;
    font-size: 14px;
    color: var(--ink-text-soft);
    transition: border-color 0.2s;
}
.rank-item.me {
    border-color: var(--brass-dim);
    background: rgba(201,151,75,0.08);
}
.rank-no {
    width: 36px;
    text-align: center;
    font-weight: 700;
    color: var(--ink-text-mute);
    flex-shrink: 0;
    font-size: 15px;
}
.rank-no.top1 { color: var(--brass-bright); }
.rank-no.top2 { color: #c9cdd8; }
.rank-no.top3 { color: #cd8a5a; }
.rank-avatar {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    object-fit: cover;
    background: var(--surface-raised);
    border: 1px solid var(--border);
    flex-shrink: 0;
}
.rank-avatar.vip {
    border: 2px solid var(--brass-bright);
    box-shadow: 0 0 8px rgba(224,176,107,0.5);
}
.rank-name {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: var(--ink-text);
    font-weight: 500;
}
.rank-value {
    font-weight: 700;
    color: var(--teal-bright);
    flex-shrink: 0;
    font-size: 15px;
}
.rank-value.wins { color: var(--brass-bright); }

.rank-me-box {
    margin-top: 14px;
    padding: 10px 12px;
    border: 1px dashed var(--brass-dim);
    border-radius: 8px;
    background: rgba(201,151,75,0.06);
    font-size: 14px;
    color: var(--ink-text-soft);
    text-align: center;
}
.rank-me-box .me-no { font-weight: 700; color: var(--brass-bright); font-size: 16px; }
.rank-empty { text-align: center; color: var(--ink-text-mute); padding: 30px 0; font-size: 14px; }

@media (max-width: 520px) {
    .btn-rank-header { font-size: 12px; padding: 4px 10px; }
    .rank-item { gap: 8px; padding: 7px 10px; font-size: 13px; }
    .rank-no { width: 30px; font-size: 14px; }
    .rank-avatar { width: 26px; height: 26px; }
}
/* ============================================================
   房间等待阶段聊天 + 请求提示（追加样式）
   ============================================================ */
.room-chat-area {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 10px 12px;
    height: 180px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 10px;
}
.room-chat-area::-webkit-scrollbar { width: 5px; }
.room-chat-area::-webkit-scrollbar-thumb { background: var(--border); border-radius: 10px; }
.room-chat-area::-webkit-scrollbar-track { background: transparent; }
.room-chat-msg { font-size: 14px; line-height: 1.5; word-break: break-word; color: var(--ink-text-soft); }
.room-chat-msg.system { text-align: center; font-size: 12px; color: var(--ink-text-mute); margin: 2px 0; }
.room-chat-sender { color: var(--brass-bright); font-weight: 600; }
.room-chat-input-row { display: flex; gap: 8px; }
.room-chat-input-row input {
    flex: 1; padding: 10px 14px; border: 1px solid var(--border); border-radius: 8px; font-size: 14px;
    outline: none; transition: border 0.2s; background: var(--bg); color: var(--ink-text); min-width: 0; height: 42px;
}
.room-chat-input-row input:focus { border-color: var(--brass); box-shadow: 0 0 0 3px rgba(201,151,75,0.15); }
.room-chat-input-row input:disabled { background: var(--surface); color: var(--ink-text-mute); }
.room-chat-input-row .send-btn {
    flex: 0 0 64px; height: 42px; padding: 0; border: 1px solid var(--brass-dim); border-radius: 8px;
    background: linear-gradient(180deg, var(--brass-bright), var(--brass)); color: #211505;
    font-size: 14px; font-weight: 700; cursor: pointer; transition: all 0.15s var(--ease); flex-shrink: 0;
    display: flex; align-items: center; justify-content: center;
}
.room-chat-input-row .send-btn:hover:not(:disabled) { filter: brightness(1.08); }
.room-chat-input-row .send-btn:disabled { background: var(--surface-raised); border-color: var(--border); color: var(--ink-text-mute); cursor: not-allowed; box-shadow: none; }

.hint-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 4px 0 6px;
    flex-shrink: 0;
}
.hint-bar .btn-hint {
    flex: 0 0 auto;
    padding: 10px 20px;
    border: 1px solid var(--brass-dim);
    border-radius: 8px;
    background: linear-gradient(180deg, var(--brass-bright), var(--brass));
    color: #211505;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s var(--ease);
    box-shadow: 0 2px 10px rgba(201,151,75,0.25);
}
.hint-bar .btn-hint:hover:not(:disabled) { filter: brightness(1.08); transform: translateY(-1px); }
.hint-bar .btn-hint:disabled { background: var(--surface-raised); border-color: var(--border); color: var(--ink-text-mute); cursor: not-allowed; box-shadow: none; }
.hint-info { font-size: 13px; color: var(--ink-text-mute); }

.hint-vote-panel {
    background: rgba(201,151,75,0.08);
    border: 1px solid rgba(201,151,75,0.3);
    border-radius: 4px;
    padding: 10px 14px;
    margin: 4px 0 6px;
    flex-shrink: 0;
}
.hint-vote-text { font-size: 14px; color: var(--ink-text-soft); margin-bottom: 8px; word-break: break-word; }

/* AI 提示消息：黄铜高亮 */
.chat-message.hint {
    background: linear-gradient(135deg, rgba(201,151,75,0.3), rgba(201,151,75,0.14));
    border: 1px solid var(--brass-dim);
    color: var(--ink-text);
}
.chat-message.hint .msg-sender { color: var(--brass-bright); }

.judge-btn.correct:disabled,
.judge-btn.wrong:disabled {
    background: var(--surface-raised);
    color: var(--ink-text-mute);
    border: 1px solid var(--border);
    cursor: not-allowed;
    opacity: 0.6;
    box-shadow: none;
}
.c-pick-count { font-size: 12px; color: var(--ink-text-mute); margin-bottom: 6px; }
.c-pick-item {
    padding: 9px 14px;
    font-size: 14px;
    color: var(--ink-text-soft);
    cursor: pointer;
    border-bottom: 1px solid var(--border-soft);
    transition: background 0.15s, color 0.15s;
    word-break: break-word;
    user-select: none;
}
.c-pick-item:last-child { border-bottom: none; }
.c-pick-item:hover { background: var(--surface-hover); color: var(--ink-text); }
.c-pick-item.selected {
    background: rgba(201,151,75,0.12);
    color: var(--brass-bright);
    border-left: 3px solid var(--brass);
}
.c-pick-loading { padding: 12px; text-align: center; color: var(--ink-text-mute); font-size: 13px; }
/* ===== AI 提示折叠面板 ===== */
.hint-bar {
    margin: 4px 0 6px;
    flex-shrink: 0;
    border: 1px solid var(--border);
    border-radius: 4px;
    background: var(--surface);
    overflow: hidden;
}
.hint-toggle {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 14px;
    cursor: pointer;
    background: var(--surface-raised);
    user-select: none;
    transition: background 0.15s;
}
.hint-toggle:hover {
    background: var(--surface-hover);
}
.hint-toggle-label {
    font-weight: 600;
    font-size: 14px;
    color: var(--ink-text-soft);
}
.hint-toggle-icon {
    font-size: 14px;
    color: var(--ink-text-mute);
    transition: transform 0.25s var(--ease);
}
.hint-content {
    padding: 10px 14px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    overflow: hidden;
    transition: max-height 0.3s var(--ease), padding 0.3s var(--ease), opacity 0.25s var(--ease);
    max-height: 200px;   /* 足够容纳按钮+信息 */
    opacity: 1;
}
.hint-content.collapsed {
    max-height: 0;
    padding: 0 14px;
    opacity: 0;
}
.hint-content .btn-hint {
    margin: 0;
}
.hint-content .hint-info {
    font-size: 13px;
    color: var(--ink-text-mute);
}
/* ============================================================
   房间等待阶段 · 全局禁言（追加样式）
   ============================================================ */
.room-chat-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 10px;
}
.room-chat-header .room-label { margin-bottom: 0; }

.btn-mute {
    flex-shrink: 0;
    padding: 6px 14px;
    border: 1px solid rgba(193, 85, 76, 0.35);
    border-radius: 6px;
    background: rgba(193, 85, 76, 0.08);
    color: var(--red-bright);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s var(--ease);
}
.btn-mute:hover {
    background: var(--red);
    color: #fff;
    border-color: var(--red);
}
/* 开启禁言后，按钮变为"可恢复"的绿色状态 */
.btn-mute.muted {
    background: rgba(79, 157, 146, 0.12);
    border-color: var(--teal);
    color: var(--teal-bright);
}
.btn-mute.muted:hover {
    background: var(--teal);
    color: #fff;
    border-color: var(--teal);
}

/* 禁言时聊天区域置灰提示 */
.room-chat-area.muted {
    border-color: rgba(193, 85, 76, 0.35);
    background: rgba(193, 85, 76, 0.05);
}
/* 准备状态标签 */
.room-player-tags .tag.ready { color: var(--teal-bright); background: rgba(79,157,146,0.12); }
.room-player-tags .tag.not-ready { color: var(--ink-text-mute); background: var(--surface-raised); }

/* 准备按钮：已准备状态为青绿色 */
#btn-ready.ready {
    background: linear-gradient(180deg, var(--teal-bright), var(--teal));
    border-color: #2f6a61;
    color: #05201c;
    box-shadow: 0 4px 14px rgba(79,157,146,0.3);
}

/* 数学验证页：登录提示 */
.verify-login-tip { margin-top: 14px; font-size: 13px; color: var(--teal-bright); letter-spacing: 0.5px; }
/* ============================================================
   追加样式：观战 / 剩余提问 / 汤底折叠 / 房间详情观战按钮
   ============================================================ */

/* 【需求7】右上角观战人数（眼睛图标 + 数字） */
.spectator-count {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--surface-raised);
    color: var(--ink-text-soft);
    font-size: 13px;
    white-space: nowrap;
}
.spectator-count i { color: var(--teal-bright); font-size: 13px; }

/* 【需求7】大厅可观战标识 */
.lobby-room-meta.spectate { color: var(--teal-bright); font-weight: 600; }

/* 【需求7】房间详情「加入观战」按钮（flex:2 与「加入」各占一半） */
#btn-detail-spectate {
    flex: 2;
    padding: 13px 12px;
    border: 1px solid var(--teal);
    border-radius: 8px;
    background: rgba(79,157,146,0.12);
    color: var(--teal-bright);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s var(--ease);
    text-align: center;
}
#btn-detail-spectate:hover:not(:disabled) { background: rgba(79,157,146,0.24); }
#btn-detail-spectate:disabled {
    background: var(--surface-raised);
    border-color: var(--border);
    color: var(--ink-text-mute);
    cursor: not-allowed;
    box-shadow: none;
}

/* 【需求5】剩余提问次数 */
.q-count-info {
    font-size: 13px;
    color: var(--teal-bright);
    margin-left: 14px;
    font-weight: 600;
}

/* 【需求6】汤底折叠 */
#answer-body {
    transition: max-height 0.3s ease, opacity 0.25s ease, margin 0.25s ease;
    overflow-y: auto;
    max-height: 220px;
    opacity: 1;
    margin-top: 6px;
    color: var(--ink-text-soft);
    word-break: break-word;
}
#answer-body.collapsed {
    max-height: 0;
    opacity: 0;
    margin-top: 0;
    pointer-events: none;
    overflow-y: hidden;
}

/* 【需求8】观战者底部仅一个「退出观战」按钮（撑满整行） */
.game-actions .action-btn.full { flex: 1 1 100%; }

/* 小屏适配 */
@media (max-width: 520px) {
    .spectator-count { font-size: 12px; padding: 4px 10px; }
    .q-count-info { font-size: 12px; margin-left: 8px; }
    #btn-detail-spectate { font-size: 13px; padding: 11px 10px; }
}
/* ============================================================
   搜索弹窗「加入观战」按钮（与「加入」各占一半）
   ============================================================ */
#btn-search-spectate {
    border: 1px solid var(--teal) !important;
    background: linear-gradient(180deg, rgba(79,157,146,0.22), rgba(79,157,146,0.14)) !important;
    color: var(--teal-bright) !important;
}
#btn-search-spectate:hover:not(:disabled) {
    filter: brightness(1.1);
}
/* ============================================================
   评分系统：结算页按钮 / 题目评价页 / 发表评论模态框 / 局内评分
   ============================================================ */

/* 结算页评分按钮区（仅游戏结束后展示） */
.result-rating {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
    margin: 0 0 22px;
}
.btn-rating {
    padding: 12px 28px; border: 1px solid var(--brass-dim); border-radius: 8px;
    background: linear-gradient(180deg, var(--brass-bright), var(--brass)); color: #211505;
    font-size: 15px; font-weight: 700; cursor: pointer; transition: all 0.2s var(--ease);
    box-shadow: 0 4px 14px rgba(201,151,75,0.22);
}
.btn-rating:hover { filter: brightness(1.08); transform: translateY(-1px); }
.btn-rating.outline {
    background: rgba(201,151,75,0.1); color: var(--brass-bright);
    border: 1px solid var(--brass-dim); box-shadow: none;
}
.btn-rating.outline:hover { background: rgba(201,151,75,0.2); }

/* 局内评分展示（位于题目名称右侧，无评分则不展示） */
.game-puzzle-rating {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 13px;
    color: var(--brass-bright);
    background: rgba(201,151,75,0.08);
    border: 1px solid rgba(201,151,75,0.25);
    border-radius: 999px;
    padding: 2px 10px;
    flex-shrink: 0;
}
.game-puzzle-rating .puzzle-rating-stars { font-size: 10px; letter-spacing: 1px; }
.game-puzzle-rating .puzzle-rating-stars i { color: var(--brass); margin-right: 1px; }
.game-puzzle-rating .puzzle-rating-num { font-weight: 700; }
.game-puzzle-rating.hidden { display: none; }

/* 题目评价页 */
.rating-summary {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 12px;
    flex-wrap: wrap;
}
.rating-summary .summary-stars { font-size: 20px; color: var(--brass); letter-spacing: 2px; }
.rating-summary .summary-stars i { margin-right: 2px; }
.rating-summary .summary-stars .far { color: var(--border); }
.rating-summary .summary-avg { font-size: 30px; font-weight: 800; color: var(--ink-text); font-family: var(--font-display); }
.rating-summary .summary-count { color: var(--ink-text-mute); font-size: 13px; }
.rating-summary .summary-empty { color: var(--ink-text-mute); font-size: 14px; }
.rating-tip {
    text-align: center; color: var(--ink-text-mute); font-size: 13px;
    margin-top: 10px; line-height: 1.7;
}
.reviews-box {
    max-width: 560px;
    margin: 18px auto 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.review-item {
    display: flex;
    gap: 12px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 14px 16px;
    transition: border-color 0.2s var(--ease);
}
.review-item.mine {
    border-color: rgba(201,151,75,0.55);
    background: rgba(201,151,75,0.06);
    box-shadow: 0 0 0 1px rgba(201,151,75,0.18);
}
.review-item:hover { border-color: var(--brass-dim); }
.review-avatar {
    width: 40px; height: 40px; border-radius: 50%;
    object-fit: cover; flex-shrink: 0;
    border: 1px solid var(--border);
    background: var(--surface-raised);
}
.review-avatar.vip { border: 2px solid var(--brass); box-shadow: 0 0 8px rgba(201,151,75,0.4); }
.review-body { flex: 1; min-width: 0; }
.review-head {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}
.review-name { font-weight: 700; color: var(--ink-text); font-size: 14px; }
.review-edit-tag {
    font-size: 11px; color: var(--brass-bright);
    border: 1px solid var(--brass-dim); border-radius: 999px;
    padding: 1px 8px;
}
.review-stars { font-size: 12px; color: var(--brass); letter-spacing: 1px; margin-left: auto; }
.review-stars i { margin-right: 1px; }
.review-stars .far { color: var(--border); }
.review-time { color: var(--ink-text-mute); font-size: 12px; }
.review-comment {
    color: var(--ink-text-soft); font-size: 14px; line-height: 1.7;
    margin-top: 6px; word-break: break-word; white-space: pre-wrap;
}
.review-no-comment { color: var(--ink-text-mute); font-size: 13px; }

/* 加载更多评论按钮 */
.load-more-btn {
    display: block;
    width: 100%;
    padding: 11px;
    border: 1px dashed var(--brass-dim);
    border-radius: 8px;
    background: rgba(201,151,75,0.06);
    color: var(--brass-bright);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s var(--ease);
}
.load-more-btn:hover { background: rgba(201,151,75,0.14); }

/* 右下角铅笔按钮（矢量图标） */
.fab-pencil {
    position: fixed;
    right: 22px;
    bottom: 84px;
    width: 54px; height: 54px;
    border-radius: 50%;
    border: none;
    background: linear-gradient(180deg, var(--brass-bright), var(--brass));
    color: #211505;
    font-size: 22px;
    cursor: pointer;
    box-shadow: 0 6px 22px rgba(201,151,75,0.4);
    z-index: 60;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s var(--ease);
}
.fab-pencil:hover { transform: translateY(-2px) scale(1.05); filter: brightness(1.08); }
.fab-pencil:active { transform: scale(0.95); }

/* 发表评论模态框 */
.star-input {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin: 18px 0 8px;
    font-size: 34px;
}
.star-input i { color: var(--border); cursor: pointer; transition: all 0.15s var(--ease); }
.star-input i.hover, .star-input i.selected { color: var(--brass); transform: scale(1.08); text-shadow: 0 0 12px rgba(201,151,75,0.5); }
.star-input-label { text-align: center; color: var(--ink-text-mute); font-size: 14px; margin-bottom: 6px; }
#write-review-comment {
    width: 100%;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--ink-text);
    padding: 12px;
    font-size: 14px;
    font-family: var(--font-body);
    resize: vertical;
    margin-top: 8px;
}
#write-review-comment:focus { outline: none; border-color: var(--brass-dim); }

/* 创建房间挑选列表中的评分 */
.c-pick-rating {
    color: var(--brass);
    font-size: 12px;
    margin-left: 8px;
    font-weight: 600;
}
.c-pick-rating i { color: var(--brass); }

/* ============================================================
   需求2：底部导航栏（游戏 / 个人中心）+ 个人中心页
   ============================================================ */
.bottom-nav {
    flex-shrink: 0;
    display: flex;
    height: 44px;                  /* 【需求】导航栏做小 */
    width: min(320px, 88%);        /* 【需求】缩小导航栏宽度 */
    /* 【需求】导航栏还原为普通实色样式（去除 iOS 毛玻璃/液态玻璃效果） */
    background: linear-gradient(180deg, var(--surface-raised), var(--surface));
    border: 1px solid var(--border);
    border-bottom: none;
    border-radius: 12px 12px 0 0;
    box-shadow: 0 -4px 16px rgba(0,0,0,0.35);
    position: fixed;
    left: 50%;
    transform: translateX(-50%);
    bottom: 0;                     /* 【需求】贴到最下面 */
    z-index: 80;
    overflow: hidden;
}

/* 导航项文字/图标 */
.nav-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    background: transparent;
    border: none;
    color: var(--ink-text-mute);
    font-size: 11px;
    font-family: var(--font-body);
    cursor: pointer;
    transition: all 0.2s var(--ease);
}
.nav-item i { font-size: 14px; }
.nav-item:hover { color: var(--ink-text-soft); }
.nav-item.active {
    color: var(--brass-bright);
    background: rgba(201,151,75,0.10);
    border-radius: 12px;
}
.bottom-nav.hidden { display: none; }

/* 底部导航栏占位：避免遮挡页面底部内容（导航栏变小后同步调小） */
.page-content { padding-bottom: 58px; }
.app-container.game-mode .page-content { padding-bottom: 0; }

/* 个人中心页 */
.profile-box { max-width: 460px; margin: 0 auto; }
.profile-user {
    display: flex;
    align-items: center;
    gap: 16px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 20px 22px;
    margin-bottom: 18px;
}
.profile-avatar {
    width: 64px; height: 64px; border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--border);
    background: var(--surface-raised);
}
.profile-avatar.vip { border-color: var(--brass); box-shadow: 0 0 12px rgba(201,151,75,0.45); }
.profile-info { flex: 1; min-width: 0; }
.profile-name { font-size: 18px; font-weight: 700; color: var(--ink-text); font-family: var(--font-display); letter-spacing: 1px; }
.profile-wins { color: var(--ink-text-mute); font-size: 13px; margin-top: 4px; }
.profile-menu { display: flex; flex-direction: column; gap: 8px; }
/* 【优化】个人中心设置项分组折叠：点击分组标题展开/收起，默认为收起状态 */
.profile-group { display: flex; flex-direction: column; gap: 8px; }
.profile-group-head {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 14px 16px;
    color: var(--ink-text-soft);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    user-select: none;
    transition: background 0.2s var(--ease), border-color 0.2s var(--ease);
}
.profile-group-head i:first-child { color: var(--brass-dim); width: 20px; text-align: center; }
.profile-group-head > span:not(.arrow) { flex: 1; }
.profile-group-head .arrow {
    color: var(--ink-text-mute);
    font-size: 14px;
    transition: transform 0.25s var(--ease);
}
.profile-group.open .profile-group-head .arrow { transform: rotate(90deg); }
/* 展开中的分组标题：明显高亮，与收起的按钮区分开 */
.profile-group.open .profile-group-head {
    border-color: rgba(201, 151, 75, 0.55);
    background: linear-gradient(180deg, var(--surface-raised), var(--surface));
}
.profile-group-head:hover { background: var(--surface-raised); border-color: var(--brass-dim); }
.profile-group-head:focus-visible { outline: 2px solid var(--brass-dim); outline-offset: 1px; }
.profile-group-body {
    display: grid;
    grid-template-rows: 0fr; /* 【优化】0fr→1fr 过渡实现平滑展开/收起（无需固定高度） */
    transition: grid-template-rows 0.3s var(--ease);
}
.profile-group.open .profile-group-body { grid-template-rows: 1fr; }
.profile-group-inner {
    min-height: 0;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    gap: 8px;
    /* 展开后的菜单：缩进 + 左侧青色竖线，与黄色展开按钮在视觉上明确分层 */
    margin-left: 14px;
    padding-left: 12px;
    border-left: 2px solid rgba(79, 157, 146, 0.28);
}
.profile-item {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 14px 16px;
    color: var(--ink-text-soft);
    font-size: 15px;
    cursor: pointer;
    transition: all 0.2s var(--ease);
}
/* 展开后的菜单项使用青色强调色，与黄色（黄铜色）展开按钮区分开 */
.profile-item i:first-child { color: var(--teal); width: 20px; text-align: center; }
.profile-item span:not(.arrow):not(.notification-badge) { flex: 1; }
.profile-item .arrow { color: var(--ink-text-mute); font-size: 14px; }
.profile-item:hover { background: var(--surface-raised); border-color: var(--teal); transform: translateY(-1px); }
.profile-item:hover i:first-child { color: var(--teal-bright); }
.profile-item:active { transform: scale(0.98); }
.profile-item.danger { color: var(--red-bright); border-color: rgba(193,85,76,0.4); }
.profile-item.danger i:first-child { color: var(--red-bright); }
.profile-item.danger .arrow { color: var(--red-bright); }
.profile-item.danger:hover { background: rgba(193,85,76,0.08); border-color: var(--red); color: var(--red); }
.profile-item.danger:hover i:first-child { color: var(--red); }
.profile-login {
    text-align: center;
    background: var(--surface);
    border: 1px dashed var(--border);
    border-radius: 10px;
    padding: 34px 20px;
    color: var(--ink-text-mute);
    font-size: 14px;
}
.profile-login .btn-primary { margin-top: 16px; }

/* ============================================================
   邀请好友（追加样式）
   ============================================================ */
.room-chat-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}
.btn-invite {
    flex-shrink: 0;
    padding: 6px 14px;
    border: 1px solid rgba(201,151,75,0.4);
    border-radius: 6px;
    background: rgba(201,151,75,0.1);
    color: var(--brass-bright);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s var(--ease);
}
.btn-invite:hover {
    background: var(--brass);
    color: #211505;
    border-color: var(--brass);
}
.invite-tip {
    font-size: 13px;
    color: var(--ink-text-mute);
    margin-bottom: 12px;
    line-height: 1.7;
}
.invite-tip strong { color: var(--brass-bright); }
.invite-link-row {
    display: flex;
    gap: 8px;
}
.invite-link-row input {
    flex: 1;
    min-width: 0;
    padding: 10px 12px;
    font-size: 13px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--bg);
    color: var(--ink-text);
    outline: none;
}

/* ============================================================
   自定义聊天背景（追加样式）
   ============================================================ */
.chatbg-preview {
    width: 100%;
    height: 150px;
    border-radius: 8px;
    border: 1px solid var(--border);
    background-color: var(--bg);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    align-items: flex-end;
    justify-content: flex-start;
    padding: 10px;
    margin-bottom: 14px;
    box-sizing: border-box;
}
.chatbg-preview-bubble {
    background: rgba(15,18,26,0.85);
    color: #e8e3d5;
    font-size: 12px;
    padding: 6px 10px;
    border-radius: 10px;
    border: 1px solid rgba(201,151,75,0.35);
}
.chatbg-preview.has-bg .chatbg-preview-bubble {
    background: rgba(15,18,26,0.6);
}

/* 聊天区自定义背景：气泡本身不透明，不影响可读性；底色加深作观感缓冲 */
.chat-area.has-custom-bg,
.room-chat-area.has-custom-bg,
.speed-chat-area.has-custom-bg,
.friend-chat-area.has-custom-bg {
    background-color: rgba(10,12,18,0.32);
}

/* 【自定义背景】弹窗内容较长：预览图适当压缩，保证底部按钮可见 */
#modal-chat-bg .chatbg-preview { height: 108px; margin-bottom: 12px; }
#modal-chat-bg .form-field { margin-bottom: 12px; }
#modal-chat-bg .chatbg-target { padding: 8px 11px; }
@media (max-height: 720px) {
    #modal-chat-bg .chatbg-preview { height: 88px; }
}
.chatbg-target {
    display: flex; align-items: center; justify-content: space-between; gap: 10px;
    padding: 9px 12px; border: 1px solid var(--border); border-radius: 8px;
    background: var(--surface-raised); cursor: pointer;
}
.chatbg-target:hover { border-color: var(--brass-dim); }
.chatbg-target-text { display: flex; flex-direction: column; gap: 1px; min-width: 0; }
.chatbg-target-text b { font-size: 13.5px; color: var(--ink-text); font-weight: 600; }
.chatbg-target-text > span { font-size: 12px; color: var(--ink-text-mute); }
.chatbg-switch { position: relative; display: inline-block; width: 42px; height: 24px; flex: 0 0 auto; }
.chatbg-switch input { opacity: 0; width: 0; height: 0; }
.chatbg-slider { position: absolute; inset: 0; background: #6b7280; border-radius: 999px; transition: background .18s; }
.chatbg-slider::before {
    content: ''; position: absolute; width: 18px; height: 18px; left: 3px; top: 3px;
    background: #fff; border-radius: 50%; transition: transform .18s;
    box-shadow: 0 1px 3px rgba(0,0,0,.35);
}
.chatbg-switch input:checked + .chatbg-slider { background: var(--brass-bright, #c9974b); }
.chatbg-switch input:checked + .chatbg-slider::before { transform: translateX(18px); }

/* ============================================================
   谜币 & 宝箱系统（追加样式）
   ============================================================ */

/* 个人中心：谜币显示在胜场下方 */
.profile-coins {
    color: var(--brass-bright);
    font-size: 13px;
    margin-top: 5px;
    display: flex;
    align-items: center;
}

/* 宝箱栏弹窗 */
.chests-modal { max-width: 720px; max-height: 88vh; overflow-y: auto; }
.chests-tip {
    font-size: 12.5px;
    color: var(--ink-text-mute);
    line-height: 1.7;
    text-align: center;
    margin: -6px 0 14px;
}
.chest-slots {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
}
.chest-slot {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 10px 6px 12px;
    cursor: pointer;
    user-select: none;
    transition: all 0.2s var(--ease);
    overflow: hidden;
}
.chest-slot:hover { border-color: var(--brass-dim); transform: translateY(-2px); box-shadow: 0 6px 16px rgba(0,0,0,0.35); }
.chest-slot:active { transform: scale(0.97); }
.chest-slot .chest-model {
    width: 100%;
    height: 124px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.chest-slot .chest-model canvas { display: block; }
.chest-fallback { font-size: 46px; color: var(--brass-dim); }

/* 空位 */
.chest-slot.empty {
    border-style: dashed;
    background: rgba(26,31,44,0.5);
    cursor: default;
    min-height: 196px;
}
.chest-slot.empty:hover { border-color: var(--border); transform: none; box-shadow: none; }
.chest-empty-icon { font-size: 40px; color: var(--border); margin: 34px 0 14px; }
.chest-slot.empty .chest-name { color: var(--ink-text-mute); }

/* 名字 / 状态 / 解锁时间 */
.chest-name { font-size: 14px; font-weight: 700; color: var(--ink-text); letter-spacing: 1px; margin-top: 2px; }
.chest-status { font-size: 12px; color: var(--ink-text-mute); margin-top: 3px; }
.chest-time {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 12.5px;
    color: var(--brass-bright);
    font-variant-numeric: tabular-nums;
    margin-top: 3px;
}
.chest-time i { color: var(--brass); font-size: 11px; }

/* 解锁完成：槽位背景变浅黄色 */
.chest-slot.ready {
    background: linear-gradient(180deg, #f9edc8, #f3dc9e);
    border-color: #e0bc5e;
    box-shadow: 0 0 16px rgba(224, 188, 94, 0.45);
    animation: chestReadyPulse 2.2s ease-in-out infinite;
}
.chest-slot.ready .chest-name { color: #4a3410; }
.chest-slot.ready .chest-status { color: #7a5a1c; font-weight: 700; }
.chest-slot.ready .chest-time { color: #7a5a1c; }
.chest-slot.ready .chest-time i { color: #a5802a; }
@keyframes chestReadyPulse {
    0%, 100% { box-shadow: 0 0 14px rgba(224, 188, 94, 0.4); }
    50% { box-shadow: 0 0 26px rgba(224, 188, 94, 0.7); }
}

/* 付费栏位（未用谜币解锁） */
.chest-slot.locked {
    border-style: dashed;
    border-color: var(--border);
    background: rgba(20, 24, 36, 0.55);
    min-height: 196px;
}
.chest-slot.locked:hover { border-color: var(--brass-dim); transform: translateY(-2px); box-shadow: 0 6px 16px rgba(0,0,0,0.3); }
.chest-lock-icon { font-size: 40px; color: var(--ink-text-mute); margin: 34px 0 14px; }
.chest-lock-cost {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 13px;
    color: var(--brass-bright);
    font-weight: 700;
    margin-top: 4px;
}
.chest-lock-cost i { color: var(--brass); }

/* 宝箱栏底部：解锁数量 + 关闭 */
.chests-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 16px;
}
.chests-unlock {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--ink-text-soft);
    font-size: 14px;
}
.chests-unlock b { color: var(--brass-bright); font-weight: 700; }
.chests-plus-btn {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 1px solid var(--brass-dim);
    background: transparent;
    color: var(--brass-bright);
    cursor: pointer;
    font-size: 13px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s var(--ease);
    padding: 0;
}
.chests-plus-btn:hover { background: rgba(224, 188, 94, 0.15); transform: scale(1.08); }

/* 二次确认文案 */
.chest-confirm-text {
    text-align: center;
    color: var(--ink-text-soft);
    font-size: 14px;
}

/* 开启动画弹窗 */
.chest-open-modal { max-width: 460px; text-align: center; }
.chest-open-stage {
    width: 100%;
    height: 300px;
    border-radius: 10px;
    background: radial-gradient(ellipse at 50% 30%, #241a10 0%, #120c07 60%, #0a0603 100%);
    overflow: hidden;
}
.chest-open-stage canvas { display: block; margin: 0 auto; }
.chest-open-result {
    margin-top: 14px;
    font-size: 17px;
    font-weight: 700;
    color: var(--brass-bright);
    letter-spacing: 2px;
    text-shadow: 0 0 14px rgba(224, 176, 107, 0.4);
}

/* 手机端：宝箱栏两列 */
@media (max-width: 560px) {
    .chest-slots { grid-template-columns: repeat(2, 1fr); }
    .chest-open-stage { height: 240px; }
}

/* ============================================================
   信誉分系统（追加样式）
   ============================================================ */

/* 个人中心：认证用户名字金色（不再显示"认证"文字） */
.profile-name.vip-name {
    color: var(--brass-bright);
    text-shadow: 0 0 10px rgba(224, 176, 107, 0.35);
}

/* 对局内红色系统提示（信誉分低玩家进入房间等） */
.chat-message.system.danger {
    color: var(--red-bright);
    border-color: rgba(217, 114, 104, 0.45);
    background: rgba(193, 85, 76, 0.12);
    font-weight: 600;
}
.room-chat-msg.system.danger {
    color: var(--red-bright);
    font-weight: 600;
}

/* 顶部"举报"按钮与排行榜按钮同风格 */
#btn-report-game.btn-rank-header { color: var(--red-bright); border-color: rgba(217,114,104,0.35); }
#btn-report-game.btn-rank-header:hover { background: rgba(193,85,76,0.12); border-color: var(--red-bright); }
#btn-report-game.btn-rank-header:disabled { opacity: 0.6; cursor: not-allowed; }

/* 信誉分弹窗 */
.account-status-score {
    text-align: center; font-size: 44px; font-weight: 900;
    font-family: var(--font-display); letter-spacing: 2px; margin: 10px 0 2px;
}
.account-status-tier { text-align: center; font-size: 20px; font-weight: 700; margin-bottom: 6px; }
.account-status-restrictions {
    background: var(--bg); border: 1px solid var(--border); border-radius: 10px; padding: 14px 16px;
    max-height: 300px; overflow-y: auto;
}
.account-status-restrict-title { font-weight: 700; color: var(--ink-text); margin-bottom: 8px; font-size: 14px; }
.account-status-none { font-size: 13px; color: var(--teal-bright); line-height: 1.8; }
/* 受限功能用数字编号代替圆点，数字与文字从最左侧开始 */
.account-status-restrict-list { margin: 0; padding: 0; list-style: none; counter-reset: rep-item; }
.account-status-restrict-list li {
    font-size: 13px; color: var(--ink-text-soft); line-height: 1.8;
    counter-increment: rep-item;
}
.account-status-restrict-list li::before {
    content: counter(rep-item) ". ";
    font-weight: 700; color: var(--brass-bright);
}

/* 房间聊天举报弹窗 */
.report-chat-item {
    display: flex; align-items: flex-start; gap: 8px;
    padding: 8px 6px; border-bottom: 1px solid var(--border-soft);
    font-size: 14px; color: var(--ink-text-soft); cursor: pointer; line-height: 1.5;
}
.report-chat-item:last-child { border-bottom: none; }
.report-chat-item input[type="checkbox"] { margin-top: 3px; accent-color: var(--red); flex-shrink: 0; }
.report-chat-sender { color: var(--brass-bright); font-weight: 600; flex-shrink: 0; }
.report-chat-content { word-break: break-word; }

/* 举报审核（管理员）：玩家勾选名单 */
.report-players-box { display: flex; flex-wrap: wrap; gap: 6px 14px; margin-top: 6px; }
.report-player-item { display: inline-flex; align-items: center; gap: 5px; font-size: 13px; color: var(--ink-text-soft); cursor: pointer; }
.report-player-item input[type="checkbox"] { accent-color: var(--red); }
.report-clear-row { margin-top: 10px; padding-top: 8px; border-top: 1px dashed var(--border-soft); }
.report-clear-row .report-player-item input[type="checkbox"] { accent-color: #2a8e5c; }

/* ============================================================
   题库页（底部导航）追加样式
   ============================================================ */

.browse-puzzle-item {
    display: flex; align-items: center; gap: 10px;
    background: var(--surface); border: 1px solid var(--border);
    border-radius: 10px; padding: 12px 14px; margin-bottom: 10px;
    transition: all 0.2s var(--ease);
}
.browse-puzzle-item:hover { border-color: var(--brass-dim); background: var(--surface-raised); }
.browse-puzzle-main { flex: 1; min-width: 0; cursor: pointer; }
.browse-puzzle-title {
    font-size: 15px; font-weight: 700; color: var(--ink-text);
    font-family: var(--font-display); letter-spacing: 0.5px;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.browse-puzzle-meta {
    display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
    margin-top: 6px; font-size: 12px; color: var(--ink-text-mute);
}
.browse-puzzle-author { color: var(--brass-dim); }
.browse-puzzle-stars { color: var(--brass-bright); font-size: 12px; letter-spacing: 1px; }
.browse-puzzle-stars i { margin-right: 1px; }
.browse-no-rating { color: var(--ink-text-mute); font-size: 12px; }
.browse-puzzle-count { color: var(--ink-text-mute); }

/* 分页数字栏 */
.pagination-bar {
    display: flex; align-items: center; justify-content: center; gap: 6px;
    margin-top: 16px; flex-wrap: wrap;
}
.page-btn {
    min-width: 34px; height: 34px; padding: 0 8px;
    border: 1px solid var(--border); border-radius: 8px;
    background: var(--surface); color: var(--ink-text-soft);
    font-size: 14px; cursor: pointer; transition: all 0.15s var(--ease);
}
.page-btn:hover { border-color: var(--brass); color: var(--brass-bright); }
.page-btn.active {
    background: linear-gradient(180deg, var(--brass-bright), var(--brass));
    color: #211505; font-weight: 700; border-color: transparent;
    box-shadow: 0 2px 8px rgba(201,151,75,0.3);
}
.page-btn.ellipsis { letter-spacing: 1px; color: var(--ink-text-mute); }

/* 分页跳转模态框输入框 */
#page-jump-input {
    width: 100%; padding: 10px 16px;
    border: 1px solid var(--border); border-radius: 8px;
    font-size: 15px; outline: none;
    background: var(--bg); color: var(--ink-text);
    margin: 6px 0 4px;
}
#page-jump-input:focus {
    border-color: var(--brass);
    box-shadow: 0 0 0 3px rgba(201,151,75,0.15);
}

/* 评论举报按钮（评论项右侧） */
.review-report-btn {
    margin-left: auto; border: none; background: transparent;
    color: var(--ink-text-mute); cursor: pointer; font-size: 12px;
    padding: 2px 6px; border-radius: 6px; transition: all 0.15s var(--ease);
}
.review-report-btn:hover { color: var(--red-bright); background: rgba(193,85,76,0.12); }
.review-head { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }

/* ============================================================
   维护倒计时（凌晨 4 点维护重启 · 主页游戏玩法下方）
   ============================================================ */
.maintenance-countdown { margin-top: 14px; text-align: center; }
.maintenance-bar {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(217,114,104,0.12);
    border: 1px solid rgba(217,114,104,0.45);
    color: var(--red-bright); border-radius: 30px;
    padding: 7px 18px; font-size: 13px; font-weight: 600;
    cursor: pointer; transition: all 0.2s var(--ease);
}
.maintenance-bar:hover { background: rgba(217,114,104,0.22); border-color: var(--red-bright); }
.maintenance-bar i { font-size: 15px; }
.maintenance-time {
    font-variant-numeric: tabular-nums;
    font-weight: 700; letter-spacing: 1px;
}
.maintenance-tip {
    margin-top: 8px; display: inline-block; max-width: 430px;
    background: var(--surface-raised); border: 1px solid var(--border);
    color: var(--ink-text-mute); font-size: 12px; line-height: 1.8;
    border-radius: 10px; padding: 10px 14px; text-align: left;
}

/* ============================================================
   【商店/背包】商店 / 背包 / 道具使用 / 提示
   ============================================================ */
.shop-modal { max-width: 640px; max-height: 88vh; overflow-y: auto; }
.shop-user-row {
    display: flex; justify-content: space-between; align-items: center;
    padding: 10px 14px; margin-bottom: 14px;
    background: var(--surface); border: 1px solid var(--border); border-radius: 8px;
    font-size: 14px; color: var(--ink-text-soft);
}
.shop-coins b { color: var(--brass-bright); font-size: 16px; margin-left: 2px; }
.shop-vip { color: var(--ink-text-mute); font-size: 13px; }
.shop-vip.on { color: var(--brass-bright); font-weight: 700; }
.shop-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 12px;
}
.shop-item {
    display: flex; flex-direction: column; align-items: center; gap: 4px;
    background: var(--surface); border: 1px solid var(--border); border-radius: 10px;
    padding: 14px 10px 12px; cursor: pointer;
    transition: all 0.2s var(--ease);
}
.shop-item:hover { border-color: var(--brass-dim); transform: translateY(-2px); box-shadow: 0 6px 16px rgba(0,0,0,0.3); }
.shop-item.full { border-color: rgba(201,151,75,0.5); }
.shop-item-icon {
    width: 44px; height: 44px; border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    background: linear-gradient(160deg, rgba(201,151,75,0.22), rgba(201,151,75,0.06));
    color: var(--brass-bright); font-size: 20px;
    margin-bottom: 4px;
}
.shop-item-name { font-size: 14px; font-weight: 700; color: var(--ink-text); }
.shop-item-price { font-size: 13px; color: var(--brass-bright); font-weight: 600; }
.shop-item-meta { font-size: 11px; color: var(--ink-text-mute); min-height: 16px; }
.shop-buy-btn {
    margin-top: 6px; padding: 6px 22px; font-size: 13px; border-radius: 6px;
    flex: none; width: auto;
}
.shop-buy-btn:disabled { cursor: not-allowed; }
.shop-tip { font-size: 12px; color: var(--ink-text-mute); line-height: 1.7; margin: 0 0 12px; }

/* 背包 */
.backpack-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 12px;
}
.backpack-item {
    display: flex; flex-direction: column; align-items: center; gap: 5px;
    background: var(--surface); border: 1px solid var(--border); border-radius: 10px;
    padding: 14px 10px; cursor: pointer; text-align: center;
    transition: all 0.2s var(--ease);
}
.backpack-item:hover { border-color: var(--brass-dim); transform: translateY(-2px); box-shadow: 0 6px 16px rgba(0,0,0,0.3); }
.backpack-item.empty { opacity: 0.55; }
.backpack-count { font-size: 15px; font-weight: 800; color: var(--brass-bright); }
/* 数量已满：数字标红 */
.backpack-count.full { color: var(--red-bright); }
.backpack-effect { font-size: 11px; color: var(--ink-text-mute); line-height: 1.5; min-height: 32px; }

/* 对宝箱使用道具 */
.item-use-list { display: flex; flex-direction: column; gap: 8px; margin: 8px 0 4px; }
.item-use-row {
    display: flex; align-items: center; gap: 12px;
    background: var(--surface); border: 1px solid var(--border); border-radius: 8px;
    padding: 10px 12px; cursor: pointer; transition: all 0.2s var(--ease);
}
.item-use-row:hover { border-color: var(--brass-dim); }
.item-use-row.selected { border-color: var(--brass-bright); background: rgba(201,151,75,0.10); box-shadow: 0 0 0 1px var(--brass-dim); }
.item-use-row.disabled { opacity: 0.45; cursor: not-allowed; }
.item-use-row > i { color: var(--brass-bright); font-size: 18px; width: 24px; text-align: center; }
.item-use-info { flex: 1; min-width: 0; }
.item-use-name { font-size: 14px; font-weight: 700; color: var(--ink-text); }
.item-use-effect { font-size: 12px; color: var(--ink-text-mute); margin-top: 2px; }
.item-use-count { font-size: 16px; font-weight: 800; color: var(--brass-bright); }
.item-use-empty { text-align: center; color: var(--ink-text-mute); font-size: 13px; padding: 18px 0; }

/* 商店/道具操作提示（toast） */
.shop-toast {
    position: fixed; left: 50%; bottom: 96px; transform: translateX(-50%) translateY(16px);
    background: rgba(20,24,22,0.94); color: #f2ead8; border: 1px solid var(--brass-dim);
    border-radius: 8px; padding: 10px 20px; font-size: 14px; z-index: 9999;
    opacity: 0; pointer-events: none; transition: all 0.25s var(--ease);
    max-width: 86vw; text-align: center;
}
.shop-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* 【提交题目】提交成功反馈（toast：点击提交后下方弹出「已提交」） */
.upload-toast {
    position: fixed; left: 50%; bottom: 96px; transform: translateX(-50%) translateY(16px);
    background: rgba(20,24,22,0.94); color: #f2ead8; border: 1px solid var(--brass-dim);
    border-radius: 8px; padding: 10px 20px; font-size: 14px; z-index: 9999;
    opacity: 0; pointer-events: none; transition: all 0.25s var(--ease);
    max-width: 86vw; text-align: center;
}
.upload-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ============================================================
   【我的创作】卡片与审核状态角标
   ============================================================ */
.creation-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 14px 16px;
    margin-bottom: 12px;
    transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.creation-card:hover { border-color: var(--brass-dim); box-shadow: 0 2px 10px rgba(0,0,0,0.08); }
.creation-card-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; }
.creation-title { font-size: 16px; font-weight: 800; color: var(--ink-text); flex: 1; min-width: 0; word-break: break-all; }
.creation-status {
    flex-shrink: 0; font-size: 12px; font-weight: 700;
    padding: 3px 10px; border-radius: 999px; white-space: nowrap;
}
.creation-status.pending   { background: rgba(201,151,75,0.16); color: #c9974b; border: 1px solid rgba(201,151,75,0.5); }
.creation-status.approved  { background: rgba(42,142,92,0.14); color: #2a8e5c; border: 1px solid rgba(42,142,92,0.45); }
.creation-status.rejected  { background: rgba(217,69,69,0.13); color: #d94545; border: 1px solid rgba(217,69,69,0.45); }
.creation-status.cancelled { background: rgba(140,146,163,0.13); color: #8c92a3; border: 1px solid rgba(140,146,163,0.4); }
.creation-reaudit-tag {
    display: inline-block; margin-top: 6px; font-size: 11px; color: #c9974b;
    background: rgba(201,151,75,0.12); border: 1px solid rgba(201,151,75,0.4);
    padding: 1px 8px; border-radius: 4px;
}
.creation-desc {
    margin-top: 8px; font-size: 14px; color: var(--ink-text);
    line-height: 1.7; white-space: pre-wrap; word-break: break-all;
}
.creation-answer-details { margin-top: 8px; }
.creation-answer-details summary {
    cursor: pointer; font-size: 13px; color: var(--brass-bright);
    user-select: none; display: inline-block;
}
.creation-answer {
    margin-top: 6px; font-size: 13px; color: #6b5410; line-height: 1.7;
    background: rgba(201,151,75,0.07); border: 1px dashed rgba(201,151,75,0.35);
    border-radius: 6px; padding: 8px 10px; white-space: pre-wrap; word-break: break-all;
}
.creation-extra { margin-top: 8px; display: flex; flex-direction: column; gap: 4px; }
.creation-extra-line {
    font-size: 13px; color: #8a5a2b; line-height: 1.6;
    background: rgba(138,90,43,0.07); border-left: 3px solid #c9974b;
    padding: 5px 10px; border-radius: 0 6px 6px 0; white-space: pre-wrap; word-break: break-all;
}
.creation-note { margin-top: 8px; font-size: 12px; color: #888; line-height: 1.6; }
/* 【驳回修改建议】未通过题目展示管理员填写的修改建议 */
.creation-review-note {
    margin-top: 8px; padding: 9px 12px;
    font-size: 13px; line-height: 1.7; color: #f0b7b7;
    background: rgba(217,69,69,0.10);
    border: 1px solid rgba(217,69,69,0.35);
    border-left: 3px solid #d94545;
    border-radius: 6px;
    white-space: pre-line; word-break: break-word;
}
.creation-review-note b { color: #ff8f8f; }
.creation-card-foot {
    display: flex; justify-content: space-between; align-items: center;
    gap: 10px; margin-top: 10px; flex-wrap: wrap;
}
.creation-time { font-size: 12px; color: var(--ink-text-mute); }
.creation-actions { display: flex; gap: 8px; }

/* ============================================================
   【维护模式】全屏遮罩 + 弹窗
   ============================================================ */
.maintenance-overlay {
    position: fixed; inset: 0; z-index: 20000;
    display: flex; align-items: center; justify-content: center;
    background: radial-gradient(ellipse at center, #1b2420 0%, #0e1210 75%, #080a09 100%);
    padding: 24px;
}
.maintenance-overlay-box {
    max-width: 480px; width: 100%; text-align: center;
    background: var(--surface); border: 1px solid var(--brass-dim);
    border-radius: 14px; padding: 36px 30px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.maintenance-overlay-icon {
    font-size: 44px; color: var(--brass-bright); margin-bottom: 14px;
    animation: maint-wrench 2.4s ease-in-out infinite;
}
@keyframes maint-wrench {
    0%, 100% { transform: rotate(0deg); }
    25% { transform: rotate(-14deg); }
    75% { transform: rotate(14deg); }
}
.maintenance-overlay-box h2 { font-size: 26px; color: var(--ink-text); margin: 0 0 10px; letter-spacing: 2px; }
.maintenance-overlay-reason {
    font-size: 15px; color: var(--ink-text-mute); line-height: 1.8;
    white-space: pre-wrap; word-break: break-all; margin-bottom: 18px;
}
.maintenance-overlay-time {
    font-size: 40px; font-weight: 900; color: var(--brass-bright);
    font-variant-numeric: tabular-nums; letter-spacing: 2px;
    text-shadow: 0 0 22px rgba(201,151,75,0.35);
}
.maintenance-overlay-tip { margin-top: 16px; font-size: 12px; color: #6f7a72; }

#maintenance-current { white-space: pre-wrap; word-break: break-all; }

/* 【我的创作】搜索输入框：使用与表单一致的深色背景，避免浏览器默认白底突兀 */
#my-creations-search-input {
    background: var(--bg);
    color: var(--ink-text);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 9px 12px;
    font-size: 14px;
    outline: none;
    font-family: inherit;
    transition: border 0.2s, box-shadow 0.2s;
}
#my-creations-search-input::placeholder { color: var(--ink-text-mute); }
#my-creations-search-input:focus {
    border-color: var(--brass);
    box-shadow: 0 0 0 3px rgba(201,151,75,0.15);
}

/* 【机制汤】真人主持面板：特殊机制 / 通过条件 金色高亮分行显示，汤底正文保持原色 */
.mod-answer-extra {
    color: var(--brass-bright);
    font-weight: 600;
    line-height: 1.7;
    word-break: break-all;
    white-space: pre-wrap;
}
.mod-answer-extra b {
    color: var(--brass-bright);
    font-weight: 800;
    letter-spacing: 0.5px;
}
.mod-answer-soup {
    margin-top: 8px;
    white-space: pre-wrap;
    word-break: break-all;
    color: var(--ink-text-soft);
}

/* ===== 战绩记录页 ===== */
.battle-record-item {
    background: var(--surface-raised); border: 1px solid var(--border); border-radius: 8px;
    padding: 12px 14px; margin-bottom: 8px;
}
.battle-record-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.battle-mode { font-size: 11px; font-weight: 700; padding: 2px 8px; border-radius: 10px; letter-spacing: 1px; flex-shrink: 0; }
.battle-mode.standard { color: var(--teal-bright); background: rgba(79,157,146,0.12); border: 1px solid rgba(79,157,146,0.35); }
.battle-mode.speed { color: var(--brass-bright); background: rgba(201,151,75,0.12); border: 1px solid rgba(201,151,75,0.35); }
.battle-mode.single { color: #9d8cff; background: rgba(124,105,255,0.12); border: 1px solid rgba(124,105,255,0.35); }
.battle-subhead {
    display: flex; align-items: center; gap: 8px; margin: 14px 0 8px;
    font-size: 12px; font-weight: 700; color: var(--ink-text-mute); letter-spacing: 2px;
}
.battle-subhead::after { content: ''; flex: 1; height: 1px; background: var(--border); }
.battle-local-tag { font-size: 11px; color: var(--ink-text-mute); margin-left: 4px; }
.battle-title { flex: 1; font-size: 14px; font-weight: 600; color: var(--ink-text); min-width: 120px; }
.battle-time { font-size: 12px; color: var(--ink-text-mute); flex-shrink: 0; }
.battle-result { margin-top: 6px; font-size: 13px; color: var(--ink-text-soft); line-height: 1.6; }

/* ===== 速探结算：奖励行 ===== */
.speed-reward-line { margin-top: 10px; padding: 10px 14px; border-radius: 8px; background: rgba(79,157,146,0.10); border: 1px solid rgba(79,157,146,0.3); font-size: 14px; color: var(--teal-bright); font-weight: 600; }

/* ===== TapTap 一键登录按钮（仅 TapTap 环境显示） ===== */
#tap-login-wrap {
    margin-top: 12px;
}
/* TapTap《登录按钮设计规范》：文字按钮不可更改样式、不可自行绘制，只能等比缩放。
   这里整图使用官方素材 taptap-login@3x.png（品牌蓝 / 默认圆角矩形），
   仅做等比缩放与居中，不添加描边/渐变/投影/纹理。 */
.btn-tap-login {
    display: block;
    width: 100%;
    max-width: 340px;
    margin: 0 auto;
    padding: 0;
    border: none;
    background: none;
    cursor: pointer;
    line-height: 0;
    -webkit-appearance: none;
    appearance: none;
}
.btn-tap-login img {
    display: block;
    width: 100%;
    height: auto;
    border: 0;
    -webkit-user-select: none;
    user-select: none;
}

/* ============================================================
   【功能新增】房间大厅筛选（类型 / 仅允许中途加入）
   ============================================================ */
.lobby-filter {
    display: flex; flex-wrap: wrap; align-items: center; gap: 10px;
    margin-bottom: 12px;
    background: var(--surface-raised); border: 1px solid var(--border);
    border-radius: 8px; padding: 10px 12px;
}
.lobby-filter-label { font-size: 13px; font-weight: 600; color: var(--ink-text-soft); }
.lobby-filter select { width: auto; min-width: 140px; }
.lobby-filter .radio-item { margin: 0; font-size: 13px; }
.lobby-filter .lobby-filter-check { margin-left: 2px; }

/* ============================================================
   【功能新增】创建房间：允许中途加入（圆圈问号 + 规则说明）
   ============================================================ */
.midjoin-help {
    display: inline-flex; align-items: center; justify-content: center;
    width: 18px; height: 18px; border-radius: 50%;
    border: 1px solid var(--brass-dim); background: transparent;
    color: var(--brass-bright); font-size: 12px; font-weight: 700; line-height: 1;
    cursor: pointer; padding: 0; margin-left: 2px;
    transition: all 0.2s var(--ease);
}
.midjoin-help:hover { background: rgba(201,151,75,0.15); border-color: var(--brass); }
.midjoin-help:active { transform: scale(0.92); }
.midjoin-rules {
    margin-top: 8px;
    background: var(--surface-raised); border: 1px dashed var(--border);
    border-radius: 8px; padding: 10px 12px;
    font-size: 12.5px; line-height: 1.85; color: var(--ink-text-mute);
}
.midjoin-rules p { margin: 0 0 6px; }
.midjoin-rules p:last-child { margin-bottom: 0; }
.midjoin-rules b { color: var(--ink-text-soft); }

/* ============================================================
   【功能新增】局内玩家条：中途加入玩家踢出矢量图标（房主可见）
   ============================================================ */
.strip-player { position: relative; }
.strip-kick {
    display: inline-flex; align-items: center; justify-content: center;
    width: 18px; height: 18px; padding: 0; border: none; border-radius: 50%;
    background: rgba(193,85,76,0.14); color: var(--red-bright);
    cursor: pointer; font-size: 10px; flex: 0 0 auto;
    transition: background 0.2s var(--ease);
}
.strip-kick:hover { background: rgba(193,85,76,0.32); }
.strip-kick.midkick-hidden { display: none !important; }

/* ============================================================
   【功能新增】公告弹窗「额外按钮」改为黄色（原灰色易被误认为禁用）
   ============================================================ */
.btn-ann-extra {
    flex: 1; padding: 12px 16px; border: 1px solid var(--brass-dim); border-radius: 8px;
    background: linear-gradient(180deg, var(--brass-bright), var(--brass)); color: #211505;
    font-size: 15px; font-weight: 700; cursor: pointer;
    transition: all 0.2s var(--ease);
    box-shadow: 0 4px 14px rgba(201,151,75,0.25);
}
.btn-ann-extra:hover { filter: brightness(1.08); transform: translateY(-1px); }
.btn-ann-extra:active { transform: translateY(0) scale(0.98); }

/* 【房间大厅筛选】下拉框观感（页面其余下拉在 form-field 内自带样式） */
.lobby-filter select {
    background: var(--bg); color: var(--ink-text);
    border: 1px solid var(--border); border-radius: 6px;
    padding: 7px 9px; font-size: 13px;
}

/* 【房间大厅筛选】类型 与 「可中途加入」并排显示（不换行；超窄屏可横向滚动兜底） */
.lobby-filter { flex-wrap: nowrap; overflow-x: auto; scrollbar-width: thin; }
.lobby-filter select { flex: 0 1 auto; min-width: 0; width: 128px; }
.lobby-filter .lobby-filter-check { flex: 0 0 auto; white-space: nowrap; }

/* ============================================================
   【内容】题库 / 社区投票 切换
============================================================ */
.content-tabs {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 10px;
}
.content-tab {
    padding: 8px 26px;
    border-radius: 20px;
    border: 1px solid var(--border);
    background: var(--surface-raised);
    color: var(--ink-text-mute);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.18s;
    font-family: inherit;
}
.content-tab:hover { border-color: var(--brass-dim); color: var(--ink-text); }
.content-tab.active {
    background: linear-gradient(135deg, var(--teal), #3d7d74);
    color: #fff;
    border-color: transparent;
}

/* 社区投票工具栏 */
.votes-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 12px;
}
.votes-toolbar-right {
    display: flex;
    align-items: center;
    gap: 8px;
}
.votes-filter {
    padding: 8px 12px;
    border-radius: 8px;
    border: 1px solid var(--border);
    background: var(--surface-raised);
    color: var(--ink-text);
    font-size: 14px;
    outline: none;
}
.votes-tip {
    font-size: 12.5px;
    color: var(--ink-text-mute);
    line-height: 1.7;
    margin: 0;
    flex: 1;
    min-width: 220px;
}

/* 投票卡片 */
.vote-card {
    background: var(--surface-raised);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 14px 16px;
    margin-bottom: 12px;
    cursor: pointer;
    transition: border-color 0.15s, transform 0.12s;
}
.vote-card:hover { border-color: var(--brass-dim); transform: translateY(-1px); }
.vote-card-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    flex-wrap: wrap;
}
.vote-card-title { font-size: 16px; font-weight: 700; color: var(--ink-text); word-break: break-word; }
.vote-card-status {
    font-size: 12px;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 20px;
    white-space: nowrap;
}
.vote-card-status.voting { background: rgba(79,157,146,.16); color: var(--teal-bright); }
.vote-card-status.passed { background: rgba(217,69,69,.14); color: #e06060; }
.vote-card-status.failed { background: rgba(255,255,255,.08); color: var(--ink-text-mute); }
.vote-card-meta {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    margin-top: 8px;
    font-size: 12.5px;
    color: var(--ink-text-mute);
}
.vote-card-meta b { color: var(--ink-text); }
.vote-card-countdown { margin-top: 8px; font-size: 12.5px; color: var(--brass-bright); }

/* 双色投票进度条（蓝=支持 红=反对；中线=50% 阈值；无票=灰） */
.vote-bar-wrap {
    position: relative;
    margin: 12px 0 4px;
}
.vote-bar {
    display: flex;
    height: 14px;
    border-radius: 8px;
    overflow: hidden;
    background: #3a3f4d; /* 无投票时整条灰色 */
}
.vote-bar-fill { height: 100%; transition: width .35s ease; }
.vote-bar-fill.support { background: linear-gradient(90deg,#2f80ed,#56a5f5); }
.vote-bar-fill.against { background: linear-gradient(90deg,#e05b5b,#f07878); }
.vote-bar-threshold {
    position: absolute;
    left: 50%;
    top: -2px;
    bottom: -2px;
    width: 2px;
    background: rgba(255,255,255,.85);
    border-radius: 2px;
    pointer-events: none;
}
.vote-bar-labels {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    margin-top: 6px;
}
.vote-label.support { color: #56a5f5; }
.vote-label.against { color: #e07878; }
.vote-label.neutral { color: var(--ink-text-mute); font-size: 12px; }
.vote-label i { font-size: 9px; vertical-align: 1px; margin-right: 4px; }

/* 投票详情弹窗 */
.vote-detail-box { max-width: 560px; max-height: 92vh; overflow-y: auto; }
.vote-detail-status {
    display: inline-block;
    font-size: 12.5px;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 20px;
    margin-bottom: 2px;
}
.vote-detail-status.voting { background: rgba(79,157,146,.16); color: var(--teal-bright); }
.vote-detail-status.passed { background: rgba(217,69,69,.14); color: #e06060; }
.vote-detail-status.failed { background: rgba(255,255,255,.08); color: var(--ink-text-mute); }
.vote-rule-tip {
    font-size: 12.5px;
    color: var(--ink-text-mute);
    line-height: 1.8;
    background: var(--surface);
    border: 1px dashed var(--border);
    border-radius: 8px;
    padding: 8px 12px;
    margin: 8px 0 10px;
}
.vote-surface-wrap {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 10px 14px;
    margin: 10px 0;
}
.vote-surface-label { font-size: 12.5px; font-weight: 700; color: var(--brass-bright); margin-bottom: 6px; }
.vote-surface {
    font-size: 14.5px;
    line-height: 1.8;
    color: var(--ink-text-soft);
    white-space: pre-wrap;
    word-break: break-word;
    max-height: 240px;
    overflow-y: auto;
}
.vote-author { font-size: 12.5px; color: var(--ink-text-mute); margin-top: 8px; }
.vote-actions { display: flex; flex-direction: column; gap: 10px; }
.vote-buttons { display: flex; gap: 10px; }
.vote-buttons .vote-btn {
    flex: 1;
    padding: 11px 0;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    border: 1px solid var(--border);
    transition: all .15s;
    font-family: inherit;
}
.vote-btn.support { background: rgba(47,128,237,.14); color: #56a5f5; border-color: rgba(47,128,237,.4); }
.vote-btn.support:hover:not(:disabled) { background: rgba(47,128,237,.28); }
.vote-btn.against { background: rgba(224,91,91,.12); color: #e07878; border-color: rgba(224,91,91,.4); }
.vote-btn.against:hover:not(:disabled) { background: rgba(224,91,91,.24); }
.vote-btn:disabled { opacity: .55; cursor: not-allowed; }
.vote-btn.support.mine { background: #2f80ed; color: #fff; border-color: #2f80ed; }
.vote-btn.against.mine { background: #e05b5b; color: #fff; border-color: #e05b5b; }

/* 题库条目：发起删除投票按钮 */
.browse-puzzle-vote {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    margin-top: 6px;
    padding: 3px 12px;
    border-radius: 14px;
    border: 1px solid rgba(224,91,91,.45);
    background: transparent;
    color: #e07878;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all .15s;
    font-family: inherit;
}
.browse-puzzle-vote:hover { background: rgba(224,91,91,.12); }
.browse-puzzle-vote:disabled { opacity: .5; cursor: not-allowed; }

/* 结算页：本局玩家 */
.result-players-box {
    margin: 14px auto 6px;
    max-width: 640px;
    text-align: left;
}
.result-players-title {
    font-size: 14px;
    font-weight: 700;
    color: var(--brass-bright);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 6px;
}
.result-players-list { display: flex; flex-direction: column; gap: 8px; }
.result-player-row {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 8px 12px;
}
.result-player-row img {
    width: 34px; height: 34px; border-radius: 50%;
    object-fit: cover; background: var(--surface-raised);
}
.result-player-name { flex: 1; min-width: 0; font-size: 14.5px; font-weight: 600; color: var(--ink-text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.result-player-name .friend-me { color: var(--brass); }
.result-player-state { font-size: 12.5px; color: var(--ink-text-mute); }
.add-friend-btn {
    padding: 5px 16px;
    border-radius: 16px;
    border: 1px solid var(--teal);
    background: transparent;
    color: var(--teal-bright);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all .15s;
    font-family: inherit;
    white-space: nowrap;
}
.add-friend-btn:hover { background: rgba(79,157,146,.16); }
.add-friend-btn:disabled { opacity: .55; cursor: not-allowed; }
.speed-rank-row .add-friend-btn { margin-left: 8px; }

/* ============================================================
   【好友】顶栏入口 / 红点 / 全屏面板 / 聊天
============================================================ */
.btn-friend-header { position: relative; }
.friend-dot {
    position: absolute;
    top: 5px;
    right: 5px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #e64545;
    box-shadow: 0 0 0 2px rgba(0,0,0,.35);
    pointer-events: none;
}
.friend-overlay { z-index: 1400; padding: 0; }
.friend-panel-box {
    width: min(560px, 100vw);
    height: 100vh;
    max-height: 100vh;
    background: var(--bg);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    box-shadow: none;
    border-radius: 0;
}
.friend-panel-head {
    display: flex;
    align-items: center;
    padding: 14px 16px 8px;
    gap: 10px;
}
.friend-panel-head h3 { flex: 1; text-align: center; margin: 0; font-size: 17px; }
.friend-panel-close {
    background: none;
    border: none;
    color: var(--ink-text-mute);
    font-size: 18px;
    cursor: pointer;
    padding: 6px 8px;
    border-radius: 8px;
}
.friend-panel-close:hover { background: var(--surface-raised); color: var(--ink-text); }
.friend-tabs {
    display: flex;
    gap: 6px;
    padding: 6px 16px 10px;
    border-bottom: 1px solid var(--border);
}
.friend-tab {
    flex: 1;
    padding: 9px 0;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: var(--surface-raised);
    color: var(--ink-text-mute);
    font-size: 14.5px;
    font-weight: 600;
    cursor: pointer;
    transition: all .15s;
    font-family: inherit;
}
.friend-tab.active { background: linear-gradient(135deg, var(--teal), #3d7d74); color: #fff; border-color: transparent; }
.friend-tab-count { font-size: 11.5px; background: rgba(230,69,69,.9); color: #fff; border-radius: 10px; padding: 1px 7px; margin-left: 4px; }
.friend-body { flex: 1; overflow: hidden; display: flex; flex-direction: column; position: relative; }
.friend-list-view { flex: 1; overflow-y: auto; padding: 12px 16px; }
.friend-list { display: flex; flex-direction: column; gap: 8px; }
.friend-incoming-tip {
    font-size: 12px;
    color: var(--ink-text-mute);
    text-align: center;
    padding: 6px 10px;
    margin-bottom: 6px;
    background: var(--surface);
    border-radius: 8px;
}
.friend-item {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--surface-raised);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 9px 12px;
    cursor: pointer;
    transition: border-color .15s;
}
.friend-item:hover { border-color: var(--brass-dim); }
.friend-item img {
    width: 40px; height: 40px; border-radius: 50%;
    object-fit: cover; background: var(--surface);
    flex-shrink: 0;
}
.friend-item-info { flex: 1; min-width: 0; }
.friend-item-name { font-size: 15px; font-weight: 700; color: var(--ink-text); display: flex; align-items: center; gap: 6px; }
.friend-item-name .me { font-size: 11px; color: var(--brass); }
.friend-item-sub { font-size: 12px; color: var(--ink-text-mute); margin-top: 2px; }
.friend-item .friend-state { font-size: 12.5px; color: var(--teal-bright); font-weight: 600; flex-shrink: 0; }
.friend-item .friend-state.offline { color: var(--ink-text-mute); font-weight: 400; }
.friend-item-actions { display: flex; gap: 8px; flex-shrink: 0; }
.friend-item-actions button {
    padding: 5px 14px;
    border-radius: 14px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--ink-text);
    transition: all .15s;
    font-family: inherit;
}
.friend-item-actions .ok-btn { border-color: var(--teal); color: var(--teal-bright); background: rgba(79,157,146,.1); }
.friend-item-actions .ok-btn:hover { background: rgba(79,157,146,.2); }
.friend-item-actions .no-btn { border-color: rgba(224,91,91,.5); color: #e07878; background: transparent; }
.friend-item-actions .no-btn:hover { background: rgba(224,91,91,.1); }
.friend-empty {
    text-align: center;
    color: var(--ink-text-mute);
    padding: 40px 10px;
    font-size: 14px;
    line-height: 1.8;
}

/* 好友聊天视图 */
.friend-chat-view {
    position: absolute;
    inset: 0;
    background: var(--bg);
    display: flex;
    flex-direction: column;
    z-index: 5;
}
.friend-chat-head {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-bottom: 1px solid var(--border);
    background: var(--surface-raised);
}
.friend-chat-back, .friend-chat-report, .friend-chat-delete {
    background: none;
    border: none;
    color: var(--ink-text-mute);
    font-size: 16px;
    cursor: pointer;
    padding: 6px 9px;
    border-radius: 8px;
}
.friend-chat-back:hover, .friend-chat-report:hover, .friend-chat-delete:hover { background: var(--surface); color: var(--ink-text); }
.friend-chat-report:hover { color: #e07878; }
.friend-chat-delete:hover { color: #e07878; }
.friend-chat-user {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
}
.friend-chat-user img { width: 30px; height: 30px; border-radius: 50%; object-fit: cover; }
.friend-chat-user-name { font-size: 15px; font-weight: 700; color: var(--ink-text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
/* 【私聊警示】对方信誉「受限及以下」时的红色半透明提示横幅 */
.friend-chat-warn {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    margin: 10px 12px 0;
    padding: 9px 12px;
    border-radius: 10px;
    background: rgba(217, 69, 69, 0.18);
    border: 1px solid rgba(217, 69, 69, 0.5);
    color: #ffb3b3;
    font-size: 13px;
    line-height: 1.55;
    flex-shrink: 0;
}
.friend-chat-warn.hidden { display: none; }
.friend-chat-warn-ico { color: var(--red-bright); font-size: 16px; margin-top: 1px; flex-shrink: 0; }
.friend-chat-warn-text { flex: 1; min-width: 0; }
.friend-chat-warn-close {
    flex-shrink: 0;
    background: none;
    border: none;
    color: inherit;
    font-size: 14px;
    padding: 0 2px;
    cursor: pointer;
    opacity: 0.85;
}
.friend-chat-warn-close:hover { opacity: 1; }
.friend-chat-area {
    flex: 1;
    overflow-y: auto;
    padding: 14px 14px 6px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.friend-chat-msg {
    display: flex;
    flex-direction: row;
    align-items: flex-start;
    gap: 6px;
    max-width: 88%;
}
.friend-chat-msg.mine { align-self: flex-end; flex-direction: row-reverse; }
.friend-chat-msg.theirs { align-self: flex-start; }
.friend-chat-avatar {
    width: 26px; height: 26px; border-radius: 50%;
    object-fit: cover; background: var(--surface-raised);
    flex-shrink: 0;
    margin-top: 2px;
}
.friend-chat-col { display: flex; flex-direction: column; min-width: 0; }
.friend-chat-msg.mine .friend-chat-col { align-items: flex-end; }
.friend-chat-msg.theirs .friend-chat-col { align-items: flex-start; }
.friend-chat-bubble {
    padding: 8px 13px;
    border-radius: 12px;
    font-size: 14.5px;
    line-height: 1.6;
    word-break: break-word;
    white-space: pre-wrap;
    max-width: min(300px, 56vw);
}
.friend-chat-msg.mine .friend-chat-bubble {
    background: linear-gradient(135deg, var(--teal), #3d7d74);
    color: #fff;
}
.friend-chat-msg.theirs .friend-chat-bubble {
    background: var(--surface-raised);
    color: var(--ink-text);
    border: 1px solid var(--border);
}
.friend-chat-meta { font-size: 11px; color: var(--ink-text-mute); margin: 2px 6px 0; }
.friend-chat-msg.theirs .friend-chat-meta { align-self: flex-start; }
.friend-chat-msg.mine .friend-chat-meta { align-self: flex-end; }
.friend-chat-invite {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.friend-chat-invite .invite-card {
    border: 1px dashed var(--teal);
    border-radius: 10px;
    padding: 8px 12px;
    background: rgba(79,157,146,.07);
    font-size: 13.5px;
    color: var(--ink-text-soft);
    line-height: 1.7;
}
.friend-chat-invite .invite-join-btn {
    align-self: flex-start;
    padding: 6px 18px;
    border-radius: 16px;
    border: 1px solid var(--teal);
    background: rgba(79,157,146,.12);
    color: var(--teal-bright);
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    transition: all .15s;
    font-family: inherit;
}
.friend-chat-invite .invite-join-btn:hover { background: rgba(79,157,146,.25); }
.friend-chat-input-row {
    display: flex;
    gap: 8px;
    padding: 10px 12px 14px;
    border-top: 1px solid var(--border);
    align-items: center;
}
.friend-chat-input-row input {
    flex: 1;
    min-width: 0;
    padding: 9px 14px;
    border-radius: 18px;
    border: 1px solid var(--border);
    background: var(--surface-raised);
    color: var(--ink-text);
    font-size: 14.5px;
    outline: none;
    height: 40px;
}
.friend-chat-input-row input:focus { border-color: var(--teal); }
.friend-chat-input-row .send-btn {
    flex: 0 0 auto;
    height: 40px;
    padding: 0 20px;
    border-radius: 18px;
}

/* 等待页邀请：在线好友列表 */
.invite-friends-block { margin-top: 12px; }
.invite-friends-title { font-size: 13px; font-weight: 700; color: var(--brass-bright); margin-bottom: 6px; }
.invite-friends-list { display: flex; flex-direction: column; gap: 6px; max-height: 200px; overflow-y: auto; }
.invite-friend-row {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 6px 10px;
}
.invite-friend-row img { width: 26px; height: 26px; border-radius: 50%; object-fit: cover; }
.invite-friend-row .name { flex: 1; min-width: 0; font-size: 13.5px; color: var(--ink-text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.invite-friend-row button {
    padding: 4px 14px;
    border-radius: 14px;
    border: 1px solid var(--teal);
    background: rgba(79,157,146,.1);
    color: var(--teal-bright);
    font-size: 12.5px;
    font-weight: 600;
    cursor: pointer;
    font-family: inherit;
}
.invite-friend-row button:hover { background: rgba(79,157,146,.22); }
.invite-friend-row button:disabled { opacity: .5; cursor: not-allowed; }

@media (max-width: 600px) {
    .friend-panel-box { width: 100vw; }
}

/* 顶栏好友按钮：纯图标，调整内边距更紧凑 */
.btn-friend-header { padding: 6px 10px; }
.btn-friend-header i { font-size: 15px; }

/* 题目详情页「汤面」栏：展开/收起左侧的“投票删除”按钮（纯文字，无图标） */
.puzzle-header-actions { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.vote-action-btn {
    border: 1px solid rgba(224,91,91,.45);
    color: #e07878;
    border-radius: 12px;
    padding: 2px 12px;
    cursor: pointer;
    background: transparent;
}
.vote-action-btn:hover:not(:disabled) { background: rgba(224,91,91,.1); }
.vote-action-btn:disabled { opacity: .55; cursor: not-allowed; }

/* 好友聊天举报弹窗：必须显示在好友面板（z-index:1400）之上 */
#modal-friend-report { z-index: 1600; }

/* 好友头像右上角未读红点（对方发来消息时显示） */
.friend-avatar-wrap { position: relative; flex-shrink: 0; }
.friend-avatar-dot {
    position: absolute;
    top: -1px;
    right: -1px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #e64545;
    border: 2px solid var(--surface-raised);
    box-sizing: content-box;
    pointer-events: none;
}

/* ============================================================
   记录版（对局内替代排行榜）：自动收录 + 智能分组 + 笔记
   ============================================================ */
.btn-records-header i { color: var(--teal-bright); }
#btn-records.btn-rank-header { color: var(--teal-bright); border-color: rgba(79,157,146,.4); }
#btn-records.btn-rank-header:hover { background: rgba(79,157,146,.12); border-color: var(--teal-bright); }

.records-box {
    max-width: 560px;
    max-height: 88vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}
.records-tip {
    font-size: 12.5px;
    line-height: 1.7;
    color: var(--ink-text-mute);
    text-align: center;
    margin: -6px 0 12px;
}
.records-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 12px;
}
.records-tab {
    flex: 1 1 auto;
    min-width: 84px;
    padding: 7px 6px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--surface);
    color: var(--ink-text-mute);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    font-family: inherit;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    transition: all .18s var(--ease);
    white-space: nowrap;
}
.records-tab:hover { background: var(--surface-hover); color: var(--ink-text); }
.records-tab.active {
    border-color: var(--teal);
    background: rgba(79,157,146,.14);
    color: var(--teal-bright);
}
.records-tab .rc-count {
    display: inline-block;
    min-width: 18px;
    padding: 0 5px;
    border-radius: 9px;
    background: rgba(255,255,255,.08);
    font-size: 11px;
    line-height: 16px;
    text-align: center;
    color: inherit;
}
.records-tab.active .rc-count { background: rgba(79,157,146,.28); }

.records-body {
    flex: 1 1 auto;
    min-height: 120px;
    max-height: 46vh;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 2px;
}
.records-empty {
    color: var(--ink-text-mute);
    font-size: 13px;
    text-align: center;
    padding: 34px 10px;
    line-height: 1.7;
}
.records-item {
    border: 1px solid var(--border);
    border-left: 3px solid var(--border);
    border-radius: 8px;
    background: var(--surface);
    padding: 9px 12px;
}
.records-item.records-confirmed { border-left-color: #4fbd9c; }
.records-item.records-excluded { border-left-color: #c07d7d; }
.records-item.records-pending { border-left-color: #d3a94f; }
.records-q {
    font-size: 13.5px;
    color: var(--ink-text);
    line-height: 1.6;
    word-break: break-word;
}
.records-a {
    font-size: 12.5px;
    color: var(--ink-text-mute);
    margin-top: 4px;
    line-height: 1.6;
    word-break: break-word;
}
.records-mark-btn {
    margin-top: 8px;
    padding: 4px 12px;
    border-radius: 14px;
    border: 1px solid var(--teal);
    background: rgba(79,157,146,.1);
    color: var(--teal-bright);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    font-family: inherit;
}
.records-mark-btn:hover { background: rgba(79,157,146,.22); }

/* 笔记 */
.records-note-editor {
    display: flex;
    gap: 8px;
    align-items: stretch;
    margin-bottom: 4px;
}
.records-note-input {
    flex: 1;
    min-height: 44px;
    resize: vertical;
    padding: 8px 10px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--surface);
    color: var(--ink-text);
    font-size: 13px;
    font-family: inherit;
    line-height: 1.6;
    outline: none;
}
.records-note-input:focus { border-color: var(--teal); }
.records-note-add {
    flex: 0 0 auto;
    padding: 0 16px;
    border-radius: 8px;
    border: 1px solid var(--teal);
    background: rgba(79,157,146,.12);
    color: var(--teal-bright);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    font-family: inherit;
}
.records-note-add:hover { background: rgba(79,157,146,.24); }
.records-note-item {
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--surface);
    padding: 9px 12px;
}
.records-note-text {
    font-size: 13.5px;
    color: var(--ink-text);
    line-height: 1.65;
    white-space: pre-wrap;
    word-break: break-word;
}
.records-note-meta {
    font-size: 11.5px;
    color: var(--ink-text-mute);
    margin-top: 5px;
}
.records-note-acts {
    display: flex;
    gap: 8px;
    margin-top: 7px;
}
.records-note-acts button {
    padding: 3px 12px;
    border-radius: 12px;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--ink-text-soft);
    font-size: 12px;
    cursor: pointer;
    font-family: inherit;
}
.records-note-acts button:hover { background: var(--surface-hover); color: var(--ink-text); }
.records-note-acts button.danger { border-color: rgba(217,114,104,.5); color: #e07878; }
.records-note-acts button.danger:hover { background: rgba(193,85,76,.12); }

@media (max-width: 600px) {
    .records-box { max-width: 94vw; padding: 20px 16px; }
    .records-tab { min-width: 0; flex: 1 1 30%; font-size: 12px; padding: 7px 4px; }
    .records-body { max-height: 40vh; }
}

/* ============================================================
   【聊天大厅】大厅列表 + 公开聊天房间（追加样式）
   ============================================================ */
/* ---- 房间大厅内的「聊天大厅」区块 ---- */
.chat-hall-box { padding: 16px 18px; }
.lobby-section-title { font-size: 15px; font-weight: 700; color: var(--ink-text); margin-bottom: 4px; }
.lobby-section-title i { color: var(--teal-bright); margin-right: 4px; }
.lobby-section-desc { font-size: 12.5px; color: var(--ink-text-mute); line-height: 1.6; margin-bottom: 10px; }
.chat-hall-list { display: flex; flex-wrap: wrap; gap: 10px; }
.chat-hall-item {
    flex: 1 1 150px; min-width: 140px; cursor: pointer;
    background: var(--bg); border: 1px solid var(--border); border-radius: 8px;
    padding: 12px 14px; transition: all 0.2s var(--ease);
}
.chat-hall-item:hover { border-color: var(--teal); box-shadow: 0 6px 20px rgba(79,157,146,0.14); transform: translateY(-2px); }
.chat-hall-name { font-size: 15px; font-weight: 600; color: var(--ink-text); }
.chat-hall-name i { color: var(--teal-bright); margin-right: 4px; }
.chat-hall-meta { font-size: 13px; color: var(--ink-text-mute); margin-top: 4px; }
.chat-hall-meta.full { color: var(--red-bright); }
.chat-hall-tip { font-size: 13px; color: var(--ink-text-mute); }

/* ---- 公开聊天房间页面 ---- */
#page-lobby-chat.active { display: flex; flex-direction: column; }
.chat-room-top { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.chat-room-back {
    flex: 0 0 auto; width: 38px; height: 38px; border-radius: 10px;
    border: 1px solid var(--border); background: var(--surface-raised); color: var(--ink-text);
    font-size: 16px; cursor: pointer; display: flex; align-items: center; justify-content: center;
}
.chat-room-back:hover { border-color: var(--teal); }
.chat-room-title-wrap { flex: 1; min-width: 0; }
.chat-room-title { font-size: 17px; font-weight: 700; color: var(--ink-text); }
.chat-room-sub { font-size: 12.5px; color: var(--ink-text-mute); margin-top: 2px; }
.chat-room-area {
    flex: 1 1 auto;
    min-height: 320px;
    height: calc(100vh - 260px);
    overflow-y: auto;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 14px 14px 8px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.chat-room-area::-webkit-scrollbar { width: 5px; }
.chat-room-area::-webkit-scrollbar-thumb { background: var(--border); border-radius: 10px; }
.chat-room-loading { color: var(--ink-text-mute); font-size: 13px; text-align: center; padding: 20px; }
.chat-room-system { text-align: center; font-size: 12px; color: var(--ink-text-mute); }

.chat-room-msg { display: flex; flex-direction: row; align-items: flex-start; gap: 8px; max-width: 88%; }
.chat-room-msg.mine { align-self: flex-end; flex-direction: row-reverse; }
.chat-room-msg.theirs { align-self: flex-start; }
.chat-room-avatar {
    width: 30px; height: 30px; border-radius: 50%; object-fit: cover;
    background: var(--surface-raised); flex-shrink: 0; margin-top: 2px;
}
.chat-room-col { display: flex; flex-direction: column; min-width: 0; }
.chat-room-msg.mine .chat-room-col { align-items: flex-end; }
.chat-room-msg.theirs .chat-room-col { align-items: flex-start; }
.chat-room-meta { font-size: 11px; color: var(--ink-text-mute); margin: 0 6px 3px; }
.chat-room-bubble {
    padding: 9px 14px; border-radius: 12px; font-size: 14.5px; line-height: 1.6;
    word-break: break-word; white-space: pre-wrap; max-width: min(320px, 58vw);
}
.chat-room-msg.mine .chat-room-bubble {
    background: linear-gradient(135deg, var(--teal), #3d7d74); color: #fff;
}
.chat-room-msg.theirs .chat-room-bubble {
    background: var(--surface-raised); color: var(--ink-text); border: 1px solid var(--border);
}
.chat-room-report-row { margin-top: 3px; }
.chat-room-report-btn {
    border: none; background: none; color: var(--ink-text-mute); font-size: 11.5px;
    cursor: pointer; padding: 2px 4px; border-radius: 6px; font-family: inherit;
}
.chat-room-report-btn:hover { color: var(--red-bright); background: rgba(217,69,69,0.08); }

.chat-room-invite-wrap { align-self: flex-start; max-width: 88%; }
.chat-room-invite-card {
    border: 1px dashed var(--teal); border-radius: 10px; padding: 10px 14px;
    background: rgba(79,157,146,.07); font-size: 13.5px; color: var(--ink-text-soft); line-height: 1.7;
    display: flex; flex-direction: column; gap: 8px;
}
.chat-room-invite-id { font-size: 12px; color: var(--brass-bright); }
.chat-room-invite-btn {
    align-self: flex-start; padding: 6px 18px; border-radius: 16px;
    border: 1px solid var(--teal); background: rgba(79,157,146,.12); color: var(--teal-bright);
    font-size: 13px; font-weight: 700; cursor: pointer; font-family: inherit; transition: all .15s;
}
.chat-room-invite-btn:hover { background: rgba(79,157,146,.25); }

#chat-room-msg { font-size: 12.5px; color: var(--red-bright); min-height: 16px; margin: 6px 2px 0; }
.chat-room-input-row { display: flex; gap: 8px; margin-top: 8px; align-items: center; }
.chat-room-input-row input {
    flex: 1; min-width: 0; height: 44px; padding: 0 16px; border-radius: 22px;
    border: 1px solid var(--border); background: var(--surface-raised); color: var(--ink-text);
    font-size: 14.5px; outline: none;
}
.chat-room-input-row input:focus { border-color: var(--teal); }
.chat-room-input-row input:disabled { background: var(--surface); color: var(--ink-text-mute); }
.chat-room-input-row .send-btn {
    flex: 0 0 74px; height: 44px; border-radius: 22px; border: 1px solid var(--teal);
    background: linear-gradient(180deg, var(--teal-bright), var(--teal)); color: #fff;
    font-size: 14px; font-weight: 700; cursor: pointer; font-family: inherit;
}
.chat-room-input-row .send-btn:disabled { background: var(--surface-raised); border-color: var(--border); color: var(--ink-text-mute); cursor: not-allowed; }

/* ---- 好友上限 ---- */
.friend-limit { display: flex; align-items: center; gap: 6px; flex: 0 0 auto; }
.friend-limit span { font-size: 12.5px; color: var(--ink-text-mute); }
.friend-limit-expand {
    font-size: 12px; padding: 4px 10px; border-radius: 12px;
    border: 1px solid var(--brass-dim); background: rgba(201,151,75,0.12); color: var(--brass-bright);
    cursor: pointer; font-family: inherit; white-space: nowrap;
}
.friend-limit-expand:hover { background: rgba(201,151,75,0.24); }

/* ---- 邀请弹窗：发送到大厅 ---- */
.invite-lobby-block { margin-top: 12px; }
.invite-lobby-halls { margin-top: 8px; display: flex; flex-direction: column; gap: 6px; max-height: 220px; overflow-y: auto; }
.invite-hall-row {
    display: flex; align-items: center; gap: 8px;
    background: var(--surface); border: 1px solid var(--border); border-radius: 8px; padding: 8px 12px;
}
.invite-hall-name { flex: 1; font-size: 14px; color: var(--ink-text); font-weight: 600; }
.invite-hall-count { font-size: 12.5px; color: var(--ink-text-mute); }
.invite-hall-send {
    flex: 0 0 auto; font-size: 12.5px; padding: 5px 14px; border-radius: 14px;
    border: 1px solid var(--teal); background: rgba(79,157,146,.12); color: var(--teal-bright);
    cursor: pointer; font-family: inherit;
}
.invite-hall-send:hover:not(:disabled) { background: rgba(79,157,146,.25); }
.invite-hall-send:disabled { opacity: .6; cursor: not-allowed; }