:root {
    --bg-color: #0f172a;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --accent: #38bdf8;
    --danger: #f43f5e;
    --text-main: #f8fafc;
}

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

body {
    background: radial-gradient(circle at 50% 50%, #1e293b 0%, #0f172a 100%);
    color: var(--text-main);
    font-family: 'Inter', sans-serif;
    height: 100vh;
    overflow: hidden; /* 防止 Telegram 内回弹 */
    user-select: none;
    -webkit-tap-highlight-color: transparent;
}

.glass-container {
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 16px;
    backdrop-filter: blur(20px);
    position: relative;
}

.opponents-grid {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    z-index: 20;
}

.opponent-box {
    pointer-events: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: absolute;
    transform: translate(-50%, -50%);
    transition: all 0.3s ease;
}

.avatar-container {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    border: 2px solid var(--glass-border);
    box-shadow: 0 4px 10px rgba(0,0,0,0.5);
    overflow: visible;
    background: rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.avatar-container.active-turn {
    border: 2px solid #fbbf24;
    box-shadow: 0 0 15px 5px rgba(251, 191, 36, 0.6), 0 0 5px 2px #fff;
    transform: scale(1.1);
}

.avatar-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

.avatar-fallback {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 20px;
    color: #fff;
    border-radius: 50%;
}

.player-name {
    font-size: 12px;
    color: rgba(255,255,255,0.9);
    margin-top: 16px;
    max-width: 60px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    text-align: center;
}

.ready-tag {
    position: absolute;
    top: -5px;
    right: -10px;
    font-size: 14px;
    z-index: 2;
    filter: drop-shadow(0 2px 2px rgba(0,0,0,0.5));
}

.dealer-tag {
    position: absolute;
    bottom: -5px;
    right: -5px;
    font-size: 18px;
    z-index: 4;
    filter: drop-shadow(0 2px 2px rgba(0,0,0,0.6));
}

.card-count {
    position: absolute;
    top: -5px;
    right: -10px;
    background: var(--accent);
    color: #fff;
    border-radius: 12px;
    padding: 2px 8px;
    font-size: 12px;
    font-weight: bold;
    box-shadow: 0 0 15px var(--accent);
    z-index: 3;
}

.my-avatar-box {
    position: absolute;
    left: 10px;
    bottom: 85px;
    display: flex;
    flex-direction: column;
    align-items: center;
    z-index: 100;
}

.table-center {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
}

.glass-badge {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    padding: 8px 20px;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    margin-bottom: 24px;
    font-weight: 600;
    letter-spacing: 1px;
}

.glass-badge.highlight {
    background: rgba(56, 189, 248, 0.2);
    border-color: var(--accent);
    color: var(--accent);
    box-shadow: 0 0 20px rgba(56, 189, 248, 0.4);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.hidden { display: none !important; }

.hand-container {
    height: 38%;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
}

.action-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 50px;
}

.btn {
    padding: 14px 28px;
    border-radius: 20px;
    border: none;
    font-size: 16px;
    font-weight: 800;
    color: #fff;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.glass-btn {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
}

.glass-btn:active { transform: scale(0.9); }
.glass-btn.primary { background: rgba(56, 189, 248, 0.15); border-color: var(--accent); color: var(--accent); }
.glass-btn.danger { background: rgba(244, 63, 94, 0.15); border-color: var(--danger); color: var(--danger); }

.cards-fan {
    display: flex;
    justify-content: center;
    gap: -20px; /* 卡牌重叠 */
    height: 120px;
    perspective: 1000px;
}

.poker-card {
    width: 70px;
    height: 105px;
    background: linear-gradient(135deg, #ffffff 0%, #f1f5f9 100%);
    color: #000;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    font-weight: 800;
    box-shadow: -5px 5px 15px rgba(0,0,0,0.5);
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), margin 0.3s ease, top 0.3s ease;
    margin-left: -25px; /* 让牌扇形重叠 */
    position: relative;
    top: 0;
}

.poker-card:first-child { margin-left: 0; }

.poker-card.red { color: #e11d48; }
.poker-card.black { color: #0f172a; }

/* 大小王特殊样式 */
.joker-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    line-height: 1.1;
}
.joker-container .j-icon {
    font-size: 24px;
    margin-bottom: 2px;
}
.joker-container .j-text {
    font-size: 18px;
    font-weight: 900;
    letter-spacing: 2px;
}
.red-joker .j-text {
    background: linear-gradient(180deg, #ff0000 0%, #ff7b00 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0px 2px 4px rgba(255,0,0,0.3);
}
.black-joker .j-text {
    color: #333;
    text-shadow: 0px 2px 4px rgba(0,0,0,0.3);
}

.poker-card.selected { 
    transform: translateY(-25px); 
    border: 3px solid var(--accent);
    box-shadow: 0 10px 25px rgba(56,189,248,0.5);
    z-index: 10;
}

/* 桌面已打出牌区样式 */
.cards-display {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: -15px; /* 稍微重叠 */
    margin-top: 10px;
}

.poker-card.small {
    width: 50px;
    height: 75px;
    font-size: 20px;
    margin-left: -15px; /* 牌面重叠 */
    border-radius: 6px;
    box-shadow: -3px 3px 10px rgba(0,0,0,0.3);
}
.poker-card.small:first-child {
    margin-left: 0;
}
.poker-card.small .joker-container .j-icon {
    font-size: 16px;
}
.poker-card.small .joker-container .j-text {
    font-size: 12px;
}

.overlay {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.85);
    backdrop-filter: blur(15px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
}

.overlay.result-banner-mode {
    background: transparent;
    backdrop-filter: none;
    align-items: flex-start;
    padding-top: 15%;
    pointer-events: none; /* 让背后的桌面仍然可以点击或滑动（如果有需要） */
}

.overlay.result-banner-mode .glass-panel {
    pointer-events: auto; /* 面板本身需要响应点击 */
    animation: slideDownFade 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    border: 1px solid rgba(56, 189, 248, 0.4);
    box-shadow: 0 15px 50px rgba(56, 189, 248, 0.15);
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(20px);
}

@keyframes slideDownFade {
    0% { transform: translateY(-30px); opacity: 0; }
    100% { transform: translateY(0); opacity: 1; }
}

.floating-effect {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.5);
    color: #facc15;
    font-size: 36px;
    font-weight: 800;
    text-shadow: 0 4px 15px rgba(0,0,0,0.8), 0 0 20px rgba(250, 204, 21, 0.6);
    pointer-events: none;
    z-index: 50;
    animation: floatUpFade 1.5s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

.floating-effect.bomb-effect {
    color: #ef4444;
    font-size: 50px;
    text-shadow: 0 4px 15px rgba(0,0,0,0.8), 0 0 30px rgba(239, 68, 68, 0.8);
    animation: bombShakeScale 1.5s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

@keyframes floatUpFade {
    0% { transform: translate(-50%, 20px) scale(0.5); opacity: 0; }
    30% { transform: translate(-50%, -20px) scale(1.1); opacity: 1; }
    80% { transform: translate(-50%, -40px) scale(1); opacity: 1; }
    100% { transform: translate(-50%, -60px) scale(0.8); opacity: 0; }
}

@keyframes bombShakeScale {
    0% { transform: translate(-50%, 0) scale(0.1); opacity: 0; }
    20% { transform: translate(-50%, 0) scale(1.5); opacity: 1; }
    30% { transform: translate(-54%, 0) scale(1.3) rotate(-5deg); }
    40% { transform: translate(-46%, 0) scale(1.3) rotate(5deg); }
    50% { transform: translate(-50%, 0) scale(1.3) rotate(0deg); opacity: 1;}
    100% { transform: translate(-50%, -30px) scale(2); opacity: 0; }
}

.glass-panel {
    background: var(--glass-bg);
    border: 1px solid rgba(255,255,255,0.2);
    padding: 40px;
    border-radius: 30px;
    text-align: center;
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
}

.glass-panel h2 { margin-bottom: 12px; font-size: 28px; color: #fff; }
.glass-panel p { color: #94a3b8; margin-bottom: 30px; font-size: 14px; }
.bid-options { display: flex; flex-direction: column; gap: 16px; }

/* --- 新增：牌桌与飞行动画 --- */
.poker-table-wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    width: 100%;
}

.poker-table {
    width: 95%;
    height: 190px;
    border-radius: 50%;
    background: radial-gradient(ellipse at center, rgba(30, 41, 59, 0.5) 0%, rgba(15, 23, 42, 0.7) 100%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: inset 0 0 40px rgba(0,0,0,0.5), 0 10px 20px rgba(0,0,0,0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 10;
}

.poker-table #last-played-cards {
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

    color: #000;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    font-weight: 800;
    box-shadow: -5px 5px 15px rgba(0,0,0,0.5);
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), margin 0.3s ease;
    margin-left: -25px; /* 让牌扇形重叠 */
    position: relative;
    transform: translateY(0); /* 强制创建堆叠上下文，保持原本的层叠顺序 */
}

.poker-card:first-child { margin-left: 0; }

.poker-card.red { color: #e11d48; }
.poker-card.black { color: #0f172a; }

/* 大小王特殊样式 */
.joker-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    line-height: 1.1;
}
.joker-container .j-icon {
    font-size: 24px;
    margin-bottom: 2px;
}
.joker-container .j-text {
    font-size: 18px;
    font-weight: 900;
    letter-spacing: 2px;
}
.red-joker .j-text {
    background: linear-gradient(180deg, #ff0000 0%, #ff7b00 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0px 2px 4px rgba(255,0,0,0.3);
}
.black-joker .j-text {
    color: #333;
    text-shadow: 0px 2px 4px rgba(0,0,0,0.3);
}

.poker-card.selected { 
    top: -25px; 
    border: 3px solid var(--accent);
    box-shadow: 0 10px 25px rgba(56,189,248,0.5);
}

/* 桌面已打出牌区样式 */
.cards-display {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: -15px; /* 稍微重叠 */
    margin-top: 10px;
}

.poker-card.small {
    width: 36px;
    height: 54px;
    font-size: 16px;
    margin-left: -10px; /* 牌面重叠 */
    border-radius: 4px;
    box-shadow: -2px 2px 6px rgba(0,0,0,0.3);
}
.poker-card.small:first-child {
    margin-left: 0;
}
.poker-card.small .joker-container .j-icon {
    font-size: 14px;
}
.poker-card.small .joker-container .j-text {
    font-size: 10px;
}

.overlay {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.85);
    backdrop-filter: blur(15px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
}

.overlay.result-banner-mode {
    background: transparent;
    backdrop-filter: none;
    align-items: flex-start;
    padding-top: 15%;
    pointer-events: none; /* 让背后的桌面仍然可以点击或滑动（如果有需要） */
}

.overlay.result-banner-mode .glass-panel {
    pointer-events: auto; /* 面板本身需要响应点击 */
    animation: slideDownFade 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    border: 1px solid rgba(56, 189, 248, 0.4);
    box-shadow: 0 15px 50px rgba(56, 189, 248, 0.15);
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(20px);
}

@keyframes slideDownFade {
    0% { transform: translateY(-30px); opacity: 0; }
    100% { transform: translateY(0); opacity: 1; }
}

.floating-effect {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.5);
    color: #facc15;
    font-size: 36px;
    font-weight: 800;
    text-shadow: 0 4px 15px rgba(0,0,0,0.8), 0 0 20px rgba(250, 204, 21, 0.6);
    pointer-events: none;
    z-index: 50;
    animation: floatUpFade 1.5s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

.floating-effect.bomb-effect {
    color: #ef4444;
    font-size: 50px;
    text-shadow: 0 4px 15px rgba(0,0,0,0.8), 0 0 30px rgba(239, 68, 68, 0.8);
    animation: bombShakeScale 1.5s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

@keyframes floatUpFade {
    0% { transform: translate(-50%, 20px) scale(0.5); opacity: 0; }
    30% { transform: translate(-50%, -20px) scale(1.1); opacity: 1; }
    80% { transform: translate(-50%, -40px) scale(1); opacity: 1; }
    100% { transform: translate(-50%, -60px) scale(0.8); opacity: 0; }
}

@keyframes bombShakeScale {
    0% { transform: translate(-50%, 0) scale(0.1); opacity: 0; }
    20% { transform: translate(-50%, 0) scale(1.5); opacity: 1; }
    30% { transform: translate(-54%, 0) scale(1.3) rotate(-5deg); }
    40% { transform: translate(-46%, 0) scale(1.3) rotate(5deg); }
    50% { transform: translate(-50%, 0) scale(1.3) rotate(0deg); opacity: 1;}
    100% { transform: translate(-50%, -30px) scale(2); opacity: 0; }
}

.glass-panel {
    background: var(--glass-bg);
    border: 1px solid rgba(255,255,255,0.2);
    padding: 40px;
    border-radius: 30px;
    text-align: center;
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
}

.glass-panel h2 { margin-bottom: 12px; font-size: 28px; color: #fff; }
.glass-panel p { color: #94a3b8; margin-bottom: 30px; font-size: 14px; }
.bid-options { display: flex; flex-direction: column; gap: 16px; }

/* --- 新增：牌桌与飞行动画 --- */
.poker-table-wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    width: 100%;
}

.poker-table {
    width: 90%;
    height: 180px;
    border-radius: 50%;
    background: radial-gradient(ellipse at center, rgba(30, 41, 59, 0.4) 0%, rgba(15, 23, 42, 0.6) 100%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: inset 0 0 40px rgba(0,0,0,0.5), 0 10px 20px rgba(0,0,0,0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 10;
}

.poker-table #last-played-cards {
    width: 100%;
    height: 100%;
    position: relative; /* required for absolute groups inside */
    display: flex;
    justify-content: center;
    align-items: center;
}

.played-hand-group {
    position: absolute;
    display: flex;
    justify-content: center;
    flex-wrap: nowrap;
    transition: all 0.3s ease;
}
.played-hand-group .poker-card.small {
    margin-left: -12px;
    box-shadow: -2px 2px 6px rgba(0,0,0,0.4);
}
.played-hand-group .poker-card.small:first-child {
    margin-left: 0;
}

.multiplier-text {
    margin-bottom: 15px;
    z-index: 20;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.7);
    text-shadow: 0 1px 2px rgba(0,0,0,0.5);
    letter-spacing: 0.5px;
    background: none;
    border: none;
    box-shadow: none;
}

.flying-card-wrapper {
    position: fixed;
    z-index: 200;
    pointer-events: none;
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), opacity 0.4s ease-out, left 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), top 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: flex;
    justify-content: center;
    align-items: center;
}
.flying-card-wrapper .poker-card {
    transform: scale(0.7); /* 动画中保持适中的大小 */
    box-shadow: 0 10px 30px rgba(0,0,0,0.6);
}

.turn-light-ball {
    position: fixed;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #fbbf24; /* 改为纯色，消除内部黑圈 */
    box-shadow: 0 0 15px 5px #fbbf24, 0 0 30px 15px rgba(251, 191, 36, 0.4);
    transform: translate(-50%, -50%) scale(1.1);
    pointer-events: none;
    z-index: 9999;
    filter: drop-shadow(0 0 10px #fbbf24) blur(1px);
}

@keyframes lightBallScale {
    0% { transform: translate(-50%, -50%) scale(1.1); }
    40% { transform: translate(-50%, -50%) scale(0.45); }
    60% { transform: translate(-50%, -50%) scale(0.45); }
    100% { transform: translate(-50%, -50%) scale(1.1); }
}

.turn-timer-clock {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    box-sizing: border-box;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 64 64'%3E%3C!-- top button --%3E%3Crect x='26' y='4' width='12' height='6' rx='2' fill='%23b45309' /%3E%3C!-- bells --%3E%3Cpath d='M 12 24 C 12 10, 28 10, 28 24 Z' fill='%23fbbf24' transform='rotate(-35 20 18)' stroke='%23b45309' stroke-width='2' /%3E%3Cpath d='M 36 24 C 36 10, 52 10, 52 24 Z' fill='%23fbbf24' transform='rotate(35 44 18)' stroke='%23b45309' stroke-width='2' /%3E%3C!-- legs --%3E%3Crect x='18' y='52' width='6' height='10' rx='3' fill='%23b45309' transform='rotate(30 21 57)' /%3E%3Crect x='40' y='52' width='6' height='10' rx='3' fill='%23b45309' transform='rotate(-30 43 57)' /%3E%3C!-- body --%3E%3Ccircle cx='32' cy='36' r='22' fill='%23f59e0b' stroke='%23b45309' stroke-width='2' /%3E%3C!-- face --%3E%3Ccircle cx='32' cy='36' r='16' fill='%23fffbeb' stroke='%23fcd34d' stroke-width='1' /%3E%3C/svg%3E");
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    background-color: transparent;
    padding-top: 4px;
    font-size: 9px;
    font-weight: 900;
    color: #dc2626; /* red text */
    z-index: 60;
    text-shadow: 1px 1px 0 rgba(255, 255, 255, 0.8), -1px -1px 0 rgba(255, 255, 255, 0.8);
    border: none;
    border-radius: 0;
    box-shadow: none;
}
.turn-timer-clock::before {
    content: none;
}
.turn-timer-clock.danger {
    color: #ef4444; /* red text */
    animation: pulseDanger 1s infinite;
}
@keyframes pulseDanger {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

/* Chat Marquee Styles */
.chat-marquee {
    position: absolute;
    left: 10px;
    top: 50%;
    transform: translateY(-50%);
    width: 150px;
    height: 250px;
    border-radius: 8px;
    z-index: 100;
    overflow-y: hidden;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 5px;
    pointer-events: none; /* Don't block clicks */
}

.chat-msg {
    font-size: 11px;
    color: #ffffff;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.8);
    margin-top: 4px;
    word-break: break-all;
    animation: chatSlideIn 0.3s ease-out;
    opacity: 1;
    transition: opacity 1s ease-out;
}

.chat-msg.fade-out {
    opacity: 0;
}

@keyframes chatSlideIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 规则弹窗 */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.7);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    backdrop-filter: blur(4px);
    transition: opacity 0.2s ease;
}
.modal-overlay.hidden {
    display: none !important;
}
.rules-content {
    background: rgba(20, 25, 40, 0.95);
    padding: 20px;
    border-radius: 16px;
    border: 1px solid rgba(255,255,255,0.1);
    color: #fff;
    max-width: 400px;
    width: 100%;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    line-height: 1.6;
    font-size: 14px;
    animation: popIn 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
@keyframes popIn {
    0% { transform: scale(0.9); opacity: 0; }
    100% { transform: scale(1); opacity: 1; }
}

/* 斗地主底牌区 */
.hole-cards-container {
    position: absolute;
    top: 15px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 4px;
    z-index: 50;
    padding: 6px 10px;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(4px);
}

.hole-card {
    width: 24px;
    height: 36px;
    background: linear-gradient(135deg, #ffffff 0%, #cbd5e1 100%);
    border-radius: 3px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: bold;
    box-shadow: 0 2px 5px rgba(0,0,0,0.5);
}

.hole-card.back {
    background: repeating-linear-gradient(45deg, #1e293b, #1e293b 4px, #334155 4px, #334155 8px);
    border: 1px solid #0f172a;
}