/* =========================================================
   五子棋数据库 · 全站样式
   风格：高级撞色风（近黑底 / 高饱和强调色 / 粗体排版）
   ========================================================= */

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

html { scroll-behavior: smooth; }

:root {
    /* 底色 */
    --bg:          #0c0c0f;
    --bg-soft:     #111116;
    --surface:     #16161c;
    --surface-2:   #1d1d24;
    --surface-3:   #26262f;
    /* 线条 */
    --line:        rgba(255, 255, 255, .08);
    --line-strong: rgba(255, 255, 255, .16);
    /* 文字 */
    --text:        #f4f4f6;
    --text-dim:    #b2b2bd;
    --text-mute:   #7c7c87;
    /* 撞色 */
    --pink:        #ff2d78;
    --pink-deep:   #e01662;
    --pink-soft:   rgba(255, 45, 120, .14);
    --lime:        #d8ff3e;
    --lime-soft:   rgba(216, 255, 62, .12);
    --blue:        #3d6bff;
    --blue-soft:   rgba(61, 107, 255, .15);
    --cyan:        #37e2e2;
    --violet:      #9a6cff;
    --amber:       #ffb52e;
    --red:         #ff5252;
    /* 形状 */
    --radius:      18px;
    --radius-sm:   12px;
    --radius-pill: 999px;
    /* 阴影 */
    --shadow:      0 10px 30px rgba(0, 0, 0, .35);
    --shadow-hover:0 18px 44px rgba(0, 0, 0, .5);
    --glow-pink:   0 0 0 1px rgba(255,45,120,.5), 0 10px 34px rgba(255,45,120,.28);
    --maxw:        1200px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC',
                 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    min-height: 100vh;
}

::selection { background: var(--pink); color: #fff; }

a { color: inherit; }

/* 滚动条 */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--surface-3); border-radius: 99px; }
::-webkit-scrollbar-thumb:hover { background: #3a3a46; }

.container {
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 28px 20px 10px;
}

/* =========================================================
   Header
   ========================================================= */
.header {
    position: relative;
    padding: 72px 20px 58px;
    text-align: center;
    background:
        radial-gradient(620px 300px at 18% -8%, rgba(255,45,120,.26), transparent 62%),
        radial-gradient(640px 320px at 84% -10%, rgba(61,107,255,.24), transparent 60%),
        radial-gradient(500px 260px at 50% 118%, rgba(216,255,62,.08), transparent 60%),
        var(--bg);
    overflow: hidden;
    border-bottom: 1px solid var(--line);
}
.header::after {
    content: "";
    position: absolute; inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
    background-size: 44px 44px;
    mask-image: radial-gradient(720px 360px at 50% 0, #000 30%, transparent 75%);
    pointer-events: none;
}
.header-content { position: relative; z-index: 1; }

.header h1 {
    font-size: clamp(2.1rem, 5.4vw, 3.7rem);
    font-weight: 900;
    letter-spacing: -.02em;
    line-height: 1.12;
    margin-bottom: 14px;
}
.header h1::first-letter { color: var(--pink); }

.header p {
    font-size: 1.06rem;
    color: var(--text-dim);
    font-weight: 500;
}

/* 统计条 */
.stats-bar {
    display: inline-flex;
    gap: 10px;
    margin-top: 34px;
    padding: 8px;
    background: rgba(255,255,255,.04);
    border: 1px solid var(--line);
    border-radius: var(--radius-pill);
    backdrop-filter: blur(8px);
}
.stat-item {
    min-width: 118px;
    padding: 10px 22px;
    text-align: center;
    border-radius: var(--radius-pill);
}
.stat-item + .stat-item { border-left: 1px solid var(--line); }
.stat-number {
    display: block;
    font-size: 1.55rem;
    font-weight: 900;
    line-height: 1.2;
    font-variant-numeric: tabular-nums;
}
.stat-item:nth-child(1) .stat-number { color: var(--lime); }
.stat-item:nth-child(2) .stat-number { color: var(--pink); }
.stat-item:nth-child(3) .stat-number { color: var(--cyan); }
.stat-label {
    font-size: .8rem;
    color: var(--text-mute);
    font-weight: 600;
    letter-spacing: .08em;
}

/* 返回链接 */
.back-link {
    position: absolute;
    top: 22px; left: 22px;
    z-index: 10;
    display: inline-flex; align-items: center;
    padding: 8px 16px;
    color: var(--text-dim);
    text-decoration: none;
    font-size: .9rem;
    font-weight: 600;
    background: rgba(255,255,255,.05);
    border: 1px solid var(--line);
    border-radius: var(--radius-pill);
    transition: all .25s ease;
}
.back-link:hover { color: var(--text); border-color: var(--line-strong); background: rgba(255,255,255,.09); }

/* =========================================================
   导航
   ========================================================= */
.main-nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(12, 12, 15, .82);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
}
.nav-container {
    max-width: var(--maxw);
    margin: 0 auto;
    display: flex;
    justify-content: center;
    gap: 6px;
    padding: 10px 16px;
}
.nav-link {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 22px;
    text-decoration: none;
    color: var(--text-dim);
    border-radius: var(--radius-pill);
    font-weight: 700;
    font-size: .96rem;
    border: 1px solid transparent;
    transition: all .22s ease;
}
.nav-link:hover { color: var(--text); background: rgba(255,255,255,.06); }
.nav-link.active {
    background: var(--text);
    color: #0c0c0f;
}
.nav-link.active .nav-icon { transform: scale(1.12); }
.nav-icon { font-size: 1.12rem; transition: transform .22s ease; }

/* =========================================================
   筛选栏
   ========================================================= */
.filter-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 14px;
    margin-bottom: 26px;
    padding: 14px;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
}
.search-box { flex: 1; min-width: 230px; }
.search-box input {
    width: 100%;
    padding: 12px 20px;
    background: var(--bg-soft);
    border: 1px solid var(--line);
    border-radius: var(--radius-pill);
    color: var(--text);
    font-size: .96rem;
    outline: none;
    transition: all .22s ease;
}
.search-box input::placeholder { color: var(--text-mute); }
.search-box input:focus {
    border-color: var(--pink);
    box-shadow: 0 0 0 3px var(--pink-soft);
}
.filter-options { display: flex; gap: 10px; flex-wrap: wrap; }
.filter-options select {
    padding: 11px 18px;
    background: var(--bg-soft);
    border: 1px solid var(--line);
    border-radius: var(--radius-pill);
    color: var(--text);
    font-size: .9rem;
    font-weight: 600;
    cursor: pointer;
    outline: none;
    min-width: 132px;
    transition: all .22s ease;
}
.filter-options select:hover { border-color: var(--line-strong); }
.filter-options select:focus { border-color: var(--pink); box-shadow: 0 0 0 3px var(--pink-soft); }
.filter-options select option { background: var(--surface-2); color: var(--text); }

/* =========================================================
   区块标题
   ========================================================= */
.section { margin-bottom: 46px; }
.section-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 14px;
    margin-bottom: 18px;
}
.section-title {
    position: relative;
    font-size: 1.5rem;
    font-weight: 900;
    letter-spacing: -.01em;
    padding-left: 16px;
}
.section-title::before {
    content: "";
    position: absolute;
    left: 0; top: 50%;
    transform: translateY(-50%);
    width: 6px; height: 24px;
    border-radius: 3px;
    background: var(--pink);
}
.more-link {
    color: var(--text-dim);
    text-decoration: none;
    font-weight: 700;
    font-size: .9rem;
    white-space: nowrap;
    transition: color .2s ease;
}
.more-link:hover { color: var(--pink); }

/* =========================================================
   卡片公共
   ========================================================= */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 18px;
}
.card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 22px;
    transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}

.empty-state {
    text-align: center;
    padding: 56px 24px;
    color: var(--text-mute);
    background: var(--surface);
    border: 1px dashed var(--line-strong);
    border-radius: var(--radius);
    grid-column: 1 / -1;
}
.empty-state h3 { color: var(--text-dim); margin-bottom: 8px; }
.empty-state a { color: var(--pink); font-weight: 700; }

/* =========================================================
   比赛卡片（首页 competition-card）
   ========================================================= */
.competition-card { display: block; text-decoration: none; color: inherit; }
a.competition-card:hover {
    transform: translateY(-4px);
    border-color: rgba(216,255,62,.45);
    box-shadow: 0 16px 40px rgba(0,0,0,.45);
}
.competition-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 16px;
}
.competition-title {
    font-size: 1.12rem;
    font-weight: 800;
    line-height: 1.35;
}
.status-badge {
    flex-shrink: 0;
    padding: 4px 12px;
    border-radius: var(--radius-pill);
    font-size: .78rem;
    font-weight: 800;
}
.status-badge.status-ongoing { background: var(--lime); color: #142000; }
.status-badge.status-finished { background: var(--surface-3); color: var(--text-dim); }
.status-badge.status-upcoming { background: var(--amber); color: #2a1b00; }

.competition-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px 14px;
}
.info-item {
    display: flex; align-items: center; gap: 8px;
    font-size: .86rem;
    color: var(--text-dim);
}
.card-views {
    margin-top: 14px;
    padding-top: 12px;
    border-top: 1px solid var(--line);
    font-size: .82rem;
    font-weight: 700;
    color: var(--text-mute);
    font-variant-numeric: tabular-nums;
}
.card-views b { color: var(--lime); font-weight: 900; }

/* =========================================================
   棋谱卡片（首页 / games.php）
   ========================================================= */
.game-card { position: relative; }
.game-card:hover {
    transform: translateY(-4px);
    border-color: rgba(255,45,120,.45);
    box-shadow: 0 16px 40px rgba(0,0,0,.45);
}
.game-card-link {
    display: block;
    text-decoration: none;
    color: inherit;
}
.game-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 14px;
}
.game-title {
    font-size: 1.06rem;
    font-weight: 800;
    line-height: 1.4;
}
.game-result {
    flex-shrink: 0;
    padding: 4px 12px;
    border-radius: var(--radius-pill);
    font-size: .78rem;
    font-weight: 800;
    white-space: nowrap;
}
.game-result.result-win  { background: var(--lime); color: #142000; }
.game-result.result-lose { background: var(--pink); color: #fff; }
.game-result.result-draw { background: var(--blue-soft); color: #93adff; border:1px solid rgba(61,107,255,.4); }

.game-players {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
    padding: 14px;
    background: var(--surface-2);
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
}
.player-item { text-align: center; flex: 1; min-width: 0; }
.player-item .name {
    font-weight: 800;
    font-size: .98rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.player-item .color { font-size: .76rem; color: var(--text-mute); margin-top: 2px; }
.vs {
    font-weight: 900;
    font-size: .82rem;
    color: var(--pink);
    background: var(--pink-soft);
    border-radius: var(--radius-pill);
    padding: 5px 10px;
}
.game-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    margin-top: 14px;
    padding-top: 12px;
    border-top: 1px solid var(--line);
    font-size: .82rem;
    color: var(--text-mute);
}
.game-footer .views b { color: var(--pink); font-weight: 900; }

/* =========================================================
   棋手卡片
   ========================================================= */
.player-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
    gap: 16px;
}
.player-card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 16px;
    transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.player-card:hover {
    transform: translateY(-3px);
    border-color: rgba(61,107,255,.5);
    box-shadow: 0 14px 36px rgba(0,0,0,.4);
}
.player-card-link {
    display: flex;
    align-items: center;
    gap: 14px;
    text-decoration: none;
    color: inherit;
    width: 100%;
}
.player-avatar {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--line-strong);
    flex-shrink: 0;
    transition: border-color .25s ease;
}
.player-card:hover .player-avatar { border-color: var(--blue); }
.player-info { min-width: 0; flex: 1; }
.player-info h3 {
    font-size: 1.06rem;
    font-weight: 800;
    margin-bottom: 5px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.player-card:hover h3 { color: #a9c0ff; }
.nickname { font-size: .82rem; color: var(--text-mute); margin-bottom: 6px; }
.player-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    margin-bottom: 6px;
}
.meta-tag {
    padding: 2px 9px;
    border-radius: var(--radius-pill);
    font-size: .74rem;
    font-weight: 700;
    background: var(--surface-3);
    color: var(--text-dim);
}
.meta-tag.sex-tag { background: var(--blue-soft); color: #93adff; }
.meta-tag.level-tag { background: var(--lime-soft); color: var(--lime); }
.meta-tag.rating-tag { background: rgba(255,181,46,.14); color: var(--amber); }
.player-location {
    font-size: .78rem;
    color: var(--text-mute);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.player-card .card-views { margin-top: 10px; padding-top: 10px; }
.player-card .card-views b { color: var(--blue); }

/* =========================================================
   比赛列表（competitions.php）
   ========================================================= */
.competition-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
    gap: 18px;
}
.competition-list .competition-card:hover { border-color: rgba(216,255,62,.45); }
.comp-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 14px;
}
.comp-title {
    font-size: 1.12rem;
    font-weight: 800;
    line-height: 1.35;
}
.comp-status {
    flex-shrink: 0;
    padding: 4px 12px;
    border-radius: var(--radius-pill);
    font-size: .78rem;
    font-weight: 800;
}
.comp-status.status-upcoming { background: var(--amber); color: #2a1b00; }
.comp-status.status-active   { background: var(--lime); color: #142000; }
.comp-status.status-ended    { background: var(--surface-3); color: var(--text-mute); }
.comp-status.status-pending  { background: var(--blue-soft); color: #93adff; border:1px solid rgba(61,107,255,.4); }
.comp-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}
.comp-details .detail-item {
    display: flex; align-items: center; gap: 7px;
    font-size: .85rem;
    color: var(--text-dim);
}
.detail-icon { font-size: .95rem; }

/* =========================================================
   棋谱详情（game.php）
   ========================================================= */
.detail-head { margin-bottom: 24px; }
.crumb {
    display: inline-block;
    color: var(--text-mute);
    text-decoration: none;
    font-size: .88rem;
    font-weight: 700;
    margin-bottom: 12px;
    transition: color .2s ease;
}
.crumb:hover { color: var(--pink); }
.detail-head h1 {
    font-size: clamp(1.5rem, 3.4vw, 2.3rem);
    font-weight: 900;
    letter-spacing: -.015em;
    line-height: 1.2;
    margin-bottom: 12px;
}
.detail-tags { display: flex; flex-wrap: wrap; gap: 8px; }

.badge {
    display: inline-flex; align-items: center;
    padding: 5px 13px;
    border-radius: var(--radius-pill);
    font-size: .82rem;
    font-weight: 800;
    white-space: nowrap;
}
.badge.result-black  { background: #0a0a0a; color: #fff; border: 1px solid var(--line-strong); }
.badge.result-white  { background: #f2f2f2; color: #111; }
.badge.result-draw   { background: var(--blue-soft); color: #93adff; border:1px solid rgba(61,107,255,.4); }
.badge.result-ongoing{ background: rgba(255,181,46,.16); color: var(--amber); border:1px solid rgba(255,181,46,.4); }
.badge.badge-view { background: var(--pink-soft); color: var(--pink); border:1px solid rgba(255,45,120,.4); }
.badge.badge-uv   { background: var(--lime-soft); color: var(--lime); border:1px solid rgba(216,255,62,.35); }

.detail-grid {
    display: grid;
    grid-template-columns: minmax(0, 460px) minmax(0, 1fr);
    gap: 22px;
    align-items: start;
}

.panel {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 20px;
}
.panel + .panel { margin-top: 18px; }
.panel-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 16px;
}
.panel-bar h2 { font-size: 1.1rem; font-weight: 900; }

/* 皮肤切换 */
.theme-switch { display: flex; flex-wrap: wrap; gap: 6px; }
.theme-switch button {
    padding: 7px 14px;
    background: var(--surface-2);
    border: 1px solid var(--line);
    border-radius: var(--radius-pill);
    color: var(--text-dim);
    font-size: .8rem;
    font-weight: 700;
    cursor: pointer;
    transition: all .2s ease;
}
.theme-switch button:hover { color: var(--text); border-color: var(--line-strong); }
.theme-switch button.active {
    background: var(--pink);
    border-color: var(--pink);
    color: #fff;
}

.board-wrap {
    padding: 18px;
    background:
        radial-gradient(420px 200px at 50% 0, rgba(255,45,120,.07), transparent 70%),
        var(--surface-2);
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    overflow-x: auto;
}
/* 不能用 flex：board.js 会把控制条插入为棋盘同级元素，
   flex 会横向压缩棋盘导致背景图四边被裁掉。
   行宽 400px + margin-left 1px = 401px，容器放宽 1px 消除横向滚动条 */
.board-wrap .board_main { margin: 0 auto; width: 401px; }
.board-wrap .controlbar { margin: 10px auto 0; }
.board-foot {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    margin-top: 14px;
    font-size: .82rem;
    color: var(--text-mute);
    font-variant-numeric: tabular-nums;
}

/* 对阵信息 */
.vs-box {
    display: flex;
    align-items: stretch;
    gap: 10px;
    margin-bottom: 18px;
}
.vs-card {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 16px 12px;
    background: var(--surface-2);
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    text-decoration: none;
    transition: all .22s ease;
}
.vs-card:hover { border-color: var(--line-strong); transform: translateY(-2px); }
.vs-side { font-size: .76rem; color: var(--text-mute); font-weight: 700; }
.vs-name { font-size: 1.08rem; font-weight: 900; text-align: center; }
.vs-black { border-top: 3px solid #f4f4f6; }
.vs-white { border-top: 3px solid var(--lime); }
.vs-black:hover .vs-name { color: #fff; }
.vs-white:hover .vs-name { color: var(--lime); }
.vs-mid {
    align-self: center;
    font-weight: 900;
    font-size: .85rem;
    color: var(--pink);
    background: var(--pink-soft);
    border-radius: var(--radius-pill);
    padding: 6px 11px;
}

.meta-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}
.meta-item { display: flex; align-items: flex-start; gap: 10px; }
.meta-icon {
    width: 34px; height: 34px;
    display: flex; align-items: center; justify-content: center;
    background: var(--surface-2);
    border: 1px solid var(--line);
    border-radius: 10px;
    font-size: 1rem;
    flex-shrink: 0;
}
.meta-label { font-size: .75rem; color: var(--text-mute); font-weight: 700; }
.meta-value { font-size: .92rem; font-weight: 700; }

.notes-section { margin-top: 18px; padding-top: 16px; border-top: 1px solid var(--line); }
.notes-section h3 { font-size: .98rem; font-weight: 900; margin-bottom: 8px; }
.notes-content { font-size: .9rem; color: var(--text-dim); white-space: pre-wrap; }

.block-title { font-size: 1.08rem; font-weight: 900; margin-bottom: 12px; }
.history-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    padding: 11px 4px;
    text-decoration: none;
    border-bottom: 1px solid var(--line);
    transition: background .2s ease;
}
.history-item:last-child { border-bottom: none; }
.history-item:hover { background: var(--surface-2); border-radius: 8px; }
.history-players { font-size: .9rem; font-weight: 700; min-width: 0; }
.history-players em { color: var(--text-mute); font-style: normal; font-weight: 600; margin: 0 4px; }
.history-midcol { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.history-views { font-size: .8rem; color: var(--text-mute); font-weight: 700; }

/* =========================================================
   棋手详情（player.php）
   ========================================================= */
.player-detail { display: block; }

.player-header-card {
    position: relative;
    display: flex;
    align-items: center;
    gap: 26px;
    padding: 32px;
    margin-bottom: 22px;
    background:
        radial-gradient(420px 240px at 0% 0%, rgba(255,45,120,.18), transparent 60%),
        radial-gradient(460px 260px at 100% 100%, rgba(61,107,255,.2), transparent 60%),
        var(--surface);
    border: 1px solid var(--line-strong);
    border-radius: var(--radius);
    overflow: hidden;
}
.player-avatar-section { position: relative; flex-shrink: 0; }
.player-avatar-large {
    width: 108px; height: 108px;
    border-radius: 50%;
    border: 3px solid var(--pink);
    background: var(--surface-2);
    object-fit: cover;
    box-shadow: 0 0 0 6px rgba(255,45,120,.14);
}
.player-rank-badge {
    position: absolute;
    bottom: -6px; left: 50%;
    transform: translateX(-50%);
    background: var(--lime);
    color: #142000;
    padding: 4px 14px;
    border-radius: var(--radius-pill);
    font-size: .8rem;
    font-weight: 900;
    white-space: nowrap;
}
.player-basic-info { flex: 1; min-width: 0; }
.player-name-section { margin-bottom: 10px; }
.player-name { font-size: clamp(1.5rem,3.6vw,2.2rem); font-weight: 900; letter-spacing:-.01em; }
.player-tags { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 8px; }
.tag {
    padding: 4px 13px;
    border-radius: var(--radius-pill);
    font-size: .8rem;
    font-weight: 800;
    background: var(--surface-3);
    color: var(--text-dim);
}
.tag.sex-tag { background: var(--blue-soft); color: #93adff; }
.tag.level-tag { background: var(--lime); color: #142000; }
.tag.group-tag { background: var(--pink-soft); color: var(--pink); }
.rating-info { font-size: .9rem; color: var(--text-dim); font-weight: 700; margin-top: 4px; }

.detail-section {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    margin-bottom: 20px;
    overflow: hidden;
}
.detail-section > .section-title {
    display: block;
    padding: 16px 22px;
    font-size: 1.05rem;
    font-weight: 900;
    border-bottom: 1px solid var(--line);
    background: var(--surface-2);
}
.detail-section > .section-title::before { display: none; }

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    padding: 18px 22px;
}
.stat-card {
    text-align: center;
    padding: 18px 10px;
    background: var(--surface-2);
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
}
.stat-card .stat-number {
    display: block;
    font-size: 1.55rem;
    font-weight: 900;
    margin-bottom: 4px;
    font-variant-numeric: tabular-nums;
}
.stat-card .stat-label { font-size: .78rem; color: var(--text-mute); font-weight: 700; }
.stat-card.win-card  { background: linear-gradient(160deg, var(--lime-soft), transparent 65%); border-color: rgba(216,255,62,.3); }
.stat-card.win-card .stat-number { color: var(--lime); }
.stat-card.loss-card { background: linear-gradient(160deg, rgba(255,82,82,.14), transparent 65%); border-color: rgba(255,82,82,.3); }
.stat-card.loss-card .stat-number { color: var(--red); }
.stat-card.rate-card { background: linear-gradient(160deg, rgba(55,226,226,.13), transparent 65%); border-color: rgba(55,226,226,.3); }
.stat-card.rate-card .stat-number { color: var(--cyan); }

.detailed-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    padding: 0 22px 18px;
}
.detailed-stats .detail-stat-item {
    text-align: center;
    padding: 14px 8px;
    background: var(--surface-2);
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
}
.detail-stat-value {
    display: block;
    font-size: 1.25rem;
    font-weight: 900;
    font-variant-numeric: tabular-nums;
}
.detail-stat-label { font-size: .74rem; color: var(--text-mute); font-weight: 700; }

.detail-section .detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    padding: 20px 22px;
}
.detail-section .detail-item { display: flex; flex-direction: column; gap: 3px; }
.detail-label { font-size: .78rem; color: var(--text-mute); font-weight: 700; }
.detail-value { font-size: .96rem; font-weight: 700; }

.opening-stats {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
    gap: 12px;
    padding: 20px 22px;
}
.opening-item {
    padding: 14px 16px;
    background: var(--surface-2);
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    transition: border-color .2s ease;
}
.opening-item.highlight-high { border-color: rgba(216,255,62,.55); background: linear-gradient(160deg, var(--lime-soft), transparent 65%); }
.opening-item.highlight-low  { border-color: rgba(255,82,82,.5); background: linear-gradient(160deg, rgba(255,82,82,.13), transparent 65%); }
.opening-main-info {
    display: flex; justify-content: space-between; align-items: baseline; gap: 8px;
    margin-bottom: 8px;
}
.opening-name { font-size: .92rem; font-weight: 800; }
.opening-count { font-size: .76rem; color: var(--text-mute); white-space: nowrap; }
.opening-win-rate { display: flex; align-items: center; gap: 6px; }
.win-rate-label { font-size: .76rem; color: var(--text-mute); }
.win-rate-value { font-size: .92rem; font-weight: 900; color: var(--cyan); }
.highlight-high .win-rate-value { color: var(--lime); }
.highlight-low .win-rate-value { color: var(--red); }

.mem-content { padding: 20px 22px; }
.mem-text { font-size: .92rem; color: var(--text-dim); white-space: pre-wrap; line-height: 1.7; }

.action-section { margin-top: 4px; }
.primary-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    width: 100%;
    background: var(--pink);
    color: #fff;
    border: none;
    border-radius: var(--radius);
    padding: 16px 24px;
    font-size: 1.04rem;
    font-weight: 900;
    cursor: pointer;
    text-decoration: none;
    transition: all .22s ease;
}
.primary-btn:hover { background: var(--pink-deep); transform: translateY(-2px); box-shadow: var(--glow-pink); }
.btn-icon { font-size: 1.15rem; }

/* =========================================================
   比赛详情（competition.php，类名 rg-* 避免与棋卡撞名）
   ========================================================= */
.detail-stats {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 28px;
}
.detail-stat-box {
    flex: 1;
    min-width: 150px;
    text-align: center;
    padding: 22px 18px;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    transition: transform .22s ease, border-color .22s ease;
}
.detail-stat-box:hover { transform: translateY(-3px); border-color: var(--line-strong); }
.detail-stat-number {
    font-size: 2rem;
    font-weight: 900;
    font-variant-numeric: tabular-nums;
    color: var(--lime);
}
.detail-stat-box:nth-child(2) .detail-stat-number { color: var(--pink); }
.detail-stat-box:nth-child(3) .detail-stat-number { color: var(--cyan); }
.detail-stat-label { font-size: .84rem; color: var(--text-mute); font-weight: 700; margin-top: 3px; }

.round-group { margin-bottom: 38px; }
.round-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--line);
}
.round-badge {
    background: var(--pink);
    color: #fff;
    padding: 6px 18px;
    border-radius: var(--radius-pill);
    font-weight: 900;
    font-size: .92rem;
    white-space: nowrap;
}
.round-title { font-size: 1.05rem; font-weight: 800; color: var(--text-dim); }
.round-count { margin-left: auto; color: var(--text-mute); font-size: .86rem; font-weight: 700; white-space: nowrap; }

.no-round-header {
    padding: 13px 18px;
    background: var(--surface-2);
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
    font-weight: 800;
    color: var(--text-dim);
}

.games-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 16px;
}
.rg-card {
    display: block;
    padding: 18px;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    text-decoration: none;
    color: inherit;
    transition: all .25s ease;
}
.rg-card:hover {
    transform: translateY(-4px);
    border-color: rgba(255,45,120,.45);
    box-shadow: 0 14px 36px rgba(0,0,0,.45);
}
.rg-head {
    display: flex; justify-content: space-between; align-items: flex-start; gap: 9px;
    margin-bottom: 12px;
}
.rg-title { font-size: 1rem; font-weight: 800; line-height: 1.35; }
.rg-result {
    flex-shrink: 0;
    padding: 3px 11px;
    border-radius: var(--radius-pill);
    font-size: .76rem;
    font-weight: 800;
    white-space: nowrap;
}
.rg-result.result-black  { background: #0a0a0a; color: #fff; border: 1px solid var(--line-strong); }
.rg-result.result-white  { background: #f2f2f2; color: #111; }
.rg-result.result-draw   { background: var(--blue-soft); color: #93adff; border:1px solid rgba(61,107,255,.4); }
.rg-result.result-ongoing{ background: rgba(255,181,46,.16); color: var(--amber); border:1px solid rgba(255,181,46,.4); }

.rg-players {
    display: flex; align-items: center; justify-content: space-between; gap: 8px;
    padding: 12px;
    background: var(--surface-2);
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    margin-bottom: 12px;
}
.rg-player { text-align: center; flex: 1; min-width: 0; }
.rg-player-name {
    font-size: .96rem; font-weight: 800;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.rg-player-color { font-size: .74rem; color: var(--text-mute); margin-top: 1px; }
.rg-vs {
    font-weight: 900; font-size: .78rem; color: var(--pink);
    background: var(--pink-soft); border-radius: var(--radius-pill); padding: 4px 9px;
}
.rg-foot {
    display: flex; justify-content: space-between; align-items: center; gap: 9px;
    font-size: .8rem; color: var(--text-mute);
}
.rg-foot .views b { color: var(--pink); font-weight: 900; }

/* =========================================================
   页脚
   ========================================================= */
.footer {
    text-align: center;
    padding: 34px 20px;
    color: var(--text-mute);
    font-size: .85rem;
    margin-top: 30px;
    border-top: 1px solid var(--line);
}
.footer::before {
    content: "●";
    color: var(--pink);
    margin-right: 8px;
    font-size: .7rem;
    vertical-align: middle;
}

/* =========================================================
   响应式
   ========================================================= */
@media (max-width: 980px) {
    .detail-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .container { padding: 20px 14px 6px; }
    .header { padding: 54px 16px 44px; }
    .stats-bar { flex-direction: column; gap: 0; border-radius: var(--radius); width: 100%; max-width: 300px; }
    .stat-item + .stat-item { border-left: none; border-top: 1px solid var(--line); }

    .nav-container { flex-wrap: wrap; gap: 4px; padding: 8px 10px; }
    .nav-link { padding: 8px 15px; font-size: .88rem; }

    .filter-bar { flex-direction: column; align-items: stretch; }
    .search-box { min-width: 100%; }
    .filter-options { justify-content: space-between; }
    .filter-options select { flex: 1; min-width: 0; }

    .card-grid,
    .games-grid,
    .competition-list { grid-template-columns: 1fr; }

    .player-grid { grid-template-columns: 1fr; }

    .competition-info,
    .comp-details,
    .meta-grid { grid-template-columns: 1fr; }

    .player-header-card { gap: 16px; padding: 20px 16px; }
    .player-avatar-large { width: 78px; height: 78px; }
    .player-basic-info { text-align: left; }

    .stats-grid,
    .detailed-stats { grid-template-columns: 1fr 1fr; }

    .detail-section .detail-grid { grid-template-columns: 1fr; }

    .game-players { flex-direction: column; gap: 8px; }
    .vs { transform: rotate(90deg); }
    .game-footer,
    .rg-foot,
    .board-foot { flex-direction: column; align-items: flex-start; gap: 4px; }

    .vs-box { flex-direction: column; }
    .vs-mid { transform: rotate(90deg); }

    .round-header { flex-wrap: wrap; }
    .round-count { margin-left: 0; width: 100%; }

    .history-item { flex-direction: column; align-items: flex-start; gap: 6px; }
}