.zm-group-buy{border:1px solid #eee;border-radius:12px;padding:20px;background:#fff;box-shadow:0 2px 12px rgba(0,0,0,.06);margin:16px 0;transition:box-shadow .3s}
.zm-group-buy:hover{box-shadow:0 4px 20px rgba(0,0,0,.1)}
.zm-group-buy h4{margin:0 0 10px;font-size:18px}
.zm-group-buy .zm-gb-prices{display:flex;justify-content:space-between;align-items:center;margin:10px 0}
.zm-group-buy .zm-gb-price{color:#e74c3c;font-size:22px;font-weight:700}
.zm-group-buy .zm-gb-original{text-decoration:line-through;color:#999;font-size:14px}
.zm-group-buy .zm-gb-bar{background:#f0f0f0;border-radius:10px;height:10px;margin:12px 0;overflow:hidden}
.zm-group-buy .zm-gb-bar-inner{height:100%;background:linear-gradient(90deg,#e74c3c,#e67e22);border-radius:10px;transition:width .6s ease}
.zm-group-buy .zm-gb-info{display:flex;justify-content:space-between;font-size:13px;color:#666;margin:6px 0 12px}
.zm-group-buy .zm-gb-info .count{font-weight:600;color:#333}
.zm-group-buy .zm-gb-countdown{text-align:center;font-size:13px;color:#999;margin:8px 0}
.zm-group-buy .zm-gb-countdown span{display:inline-block;background:#333;color:#fff;padding:2px 6px;border-radius:4px;margin:0 2px;min-width:28px;text-align:center;font-weight:600}
.zm-btn-join{display:block;width:100%;padding:12px;border:none;border-radius:8px;background:linear-gradient(135deg,#e74c3c,#e67e22);color:#fff;font-size:16px;font-weight:600;cursor:pointer;transition:all .3s;text-align:center}
.zm-btn-join:hover{transform:translateY(-1px);box-shadow:0 4px 15px rgba(231,76,60,.4)}
.zm-btn-join:disabled{background:#ccc;cursor:not-allowed;transform:none;box-shadow:none}
.zm-gb-success{background:linear-gradient(135deg,#27ae60,#2ecc71) !important}
.zm-gb-avatars{display:flex;flex-wrap:wrap;gap:4px;margin:10px 0}
.zm-gb-avatars img{width:32px;height:32px;border-radius:50%;border:2px solid #fff;box-shadow:0 1px 3px rgba(0,0,0,.15)}
.zm-gb-image{margin:-20px -20px 15px;overflow:hidden;border-radius:12px 12px 0 0}
.zm-gb-image img{width:100%;height:200px;object-fit:cover;display:block}
.zm-gb-desc{font-size:14px;color:#666;line-height:1.6;margin:8px 0 12px;padding:10px;background:#f9f9f9;border-radius:6px}

/* ===== 团购支付弹窗 ===== */
.zm-gb-pay-form .payment-method-radio{flex-direction:column;gap:6px;padding:10px 8px;font-size:12px}
.zm-gb-pay-form .payment-method-radio img{height:28px;width:auto;object-fit:contain}
.zm-gb-pay-form .payment-method-radio.active{border-color:var(--focus-color);background:var(--focus-color-opacity05)}
.zm-gb-pay-form .initiate-pay{font-size:15px;padding:12px}
.zm-gb-pay-form .muted-box{border-radius:8px}
.zm-gb-pay-form .muted-2-color{font-size:13px}

/* 夜间模式适配 */
.dark-theme .zm-group-buy{border-color:var(--main-border-color,rgba(114,114,114,.1));background:var(--main-bg-color,#323335);box-shadow:0 2px 12px rgba(0,0,0,.2)}
.dark-theme .zm-group-buy:hover{box-shadow:0 4px 20px rgba(0,0,0,.3)}
.dark-theme .zm-group-buy h4{color:var(--key-color,#f8fafc)}
.dark-theme .zm-group-buy .zm-gb-original{color:var(--muted-2-color,#888a8f)}
.dark-theme .zm-group-buy .zm-gb-bar{background:var(--muted-bg-color,#2d2e31)}
.dark-theme .zm-group-buy .zm-gb-info{color:var(--muted-color,#b4b6bb)}
.dark-theme .zm-group-buy .zm-gb-info .count{color:var(--main-color,#e5eef7)}
.dark-theme .zm-group-buy .zm-gb-countdown{color:var(--muted-2-color,#888a8f)}
.dark-theme .zm-group-buy .zm-gb-countdown span{background:var(--main-bg-color,#323335);color:var(--key-color,#f8fafc)}
.dark-theme .zm-gb-avatars img{border-color:var(--main-bg-color,#323335)}
.dark-theme .zm-gb-desc{color:var(--muted-color,#b4b6bb);background:var(--muted-bg-color,#2d2e31)}