/* ========== 福利中心 ========== */
.welfare-container{width:100%;margin:15px 0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif}
.welfare-btn-list{display:flex;gap:12px;flex-wrap:wrap;padding:0 20px}
.welfare-btn{flex:1;min-width:110px;padding:14px 10px;border:1px solid rgba(136,136,136,.15);border-radius:12px;background:linear-gradient(180deg,#fff 0%,#fafafa 100%);cursor:pointer;transition:all .25s cubic-bezier(.4,0,.2,1);display:flex;align-items:center;justify-content:center;gap:8px;user-select:none;-webkit-tap-highlight-color:transparent;box-shadow:0 2px 8px rgba(0,0,0,.04)}
.welfare-btn-icon{width:28px;height:28px;line-height:28px;text-align:center;border-radius:50%;background:linear-gradient(135deg,#f1f3f6 0%,#e8ebf0 100%);color:#1d2129;font-size:15px;font-weight:600;transition:inherit}
.welfare-btn-text{color:#1d2129;font-size:15px;font-weight:500;transition:inherit}
.welfare-btn:hover{border-color:#f1404b;background:linear-gradient(180deg,#fff5f5 0%,#fff0f0 100%);transform:translateY(-2px);box-shadow:0 6px 16px rgba(241,64,75,.12)}
.welfare-btn:active{transform:translateY(0);box-shadow:0 2px 6px rgba(241,64,75,.08)}
.welfare-btn:hover .welfare-btn-icon{background:linear-gradient(135deg,#f1404b 0%,#e63946 100%);color:#fff;transform:scale(1.05)}
.welfare-btn:hover .welfare-btn-text{color:#f1404b}

.welfare-modal{display:none;position:fixed;inset:0;background:rgba(0,0,0,.35);z-index:999;align-items:center;justify-content:center;padding:20px;box-sizing:border-box;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
.welfare-modal-wrap{width:100%;max-width:480px;background:rgba(255,255,255,.98);border:1px solid rgba(0,0,0,.06);border-radius:16px;overflow:hidden;box-shadow:0 20px 60px rgba(0,0,0,.15);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);animation:welfareFadeIn .3s cubic-bezier(.4,0,.2,1)}
@keyframes welfareFadeIn{from{opacity:0;transform:translateY(20px) scale(.96)}to{opacity:1;transform:translateY(0) scale(1)}}
.welfare-modal-header{display:flex;align-items:center;justify-content:space-between;padding:18px 22px;border-bottom:1px solid rgba(136,136,136,.1)}
.welfare-modal-title{margin:0;color:#1d2129;font-size:19px;font-weight:700}
.welfare-modal-close{width:34px;height:34px;display:flex;align-items:center;justify-content:center;border:none;background:rgba(0,0,0,.05);font-size:21px;color:#86909c;cursor:pointer;border-radius:50%;transition:all .2s;outline:none}
.welfare-modal-close:hover{background:rgba(241,64,75,.1);color:#f1404b;transform:rotate(90deg)}
.welfare-modal-body{padding:24px;max-height:70vh;overflow-y:auto}
.welfare-modal-desc{margin:0 0 20px;color:#1d2129;font-weight:600;font-size:17px;text-align:center}
.welfare-modal-list{margin:0 0 28px;padding-left:22px}
.welfare-modal-list li{margin-bottom:10px;color:#4e5969;font-size:15px;line-height:1.7}
.welfare-modal-btn{width:100%;padding:15px 0;background:linear-gradient(135deg,#f1404b 0%,#e63946 100%);color:#fff;border:none;border-radius:10px;font-size:17px;font-weight:600;cursor:pointer;transition:all .25s cubic-bezier(.4,0,.2,1);outline:none;box-shadow:0 4px 12px rgba(241,64,75,.2)}
.welfare-modal-btn:hover{background:linear-gradient(135deg,#d83038 0%,#c62828 100%);transform:translateY(-1px);box-shadow:0 8px 20px rgba(241,64,75,.3)}
.welfare-modal-btn:active{transform:translateY(0);box-shadow:0 2px 8px rgba(241,64,75,.2)}
.welfare-modal-img{width:100%;height:auto;object-fit:contain;display:block;border-radius:10px;margin-bottom:20px;border:1px solid rgba(136,136,136,.1);background:rgba(0,0,0,.02);box-shadow:0 2px 8px rgba(0,0,0,.04)}
.welfare-modal-body::-webkit-scrollbar{width:6px}
.welfare-modal-body::-webkit-scrollbar-track{background:transparent}
.welfare-modal-body::-webkit-scrollbar-thumb{background:rgba(0,0,0,.12);border-radius:3px}
.welfare-modal-body::-webkit-scrollbar-thumb:hover{background:rgba(0,0,0,.2)}

.io-black-mode .welfare-btn{background:linear-gradient(180deg,#2c2e2f 0%,#27292a 100%);border-color:#363738;box-shadow:0 2px 8px rgba(0,0,0,.2)}
.io-black-mode .welfare-btn:hover{background:linear-gradient(180deg,#363738 0%,#313233 100%);border-color:#f1404b}
.io-black-mode .welfare-btn-text{color:#c9cdd4}
.io-black-mode .welfare-btn-icon{background:linear-gradient(135deg,rgba(255,255,255,.05) 0%,rgba(255,255,255,.08) 100%);color:#c9cdd4}
.io-black-mode .welfare-btn:hover .welfare-btn-icon{background:linear-gradient(135deg,#f1404b 0%,#e63946 100%);color:#fff}
.io-black-mode .welfare-btn:hover .welfare-btn-text{color:#f1404b}
.io-black-mode .welfare-modal{background:rgba(0,0,0,.85)}
.io-black-mode .welfare-modal-wrap{background:rgba(29,33,41,.98);border-color:#363738;box-shadow:0 20px 60px rgba(0,0,0,.4)}
.io-black-mode .welfare-modal-header{border-bottom-color:#363738}
.io-black-mode .welfare-modal-title,.io-black-mode .welfare-modal-desc{color:#c6c9cf}
.io-black-mode .welfare-modal-close{background:rgba(255,255,255,.05);color:#86909c}
.io-black-mode .welfare-modal-close:hover{background:rgba(241,64,75,.1);color:#f1404b}
.io-black-mode .welfare-modal-list li{color:#c9cdd4}
.io-black-mode .welfare-modal-img{border-color:rgba(255,255,255,.05);background:rgba(255,255,255,.02)}

.io-grey-mode .welfare-btn{border-color:transparent;filter:grayscale(100%)}
.io-grey-mode .welfare-btn-text,.io-grey-mode .welfare-modal-list li{color:#515C6B}
.io-grey-mode .welfare-modal-close{background:#f0f2f4;color:#77}
.io-grey-mode .welfare-modal-btn{filter:grayscale(100%)}

@media (max-width:375px){
    .welfare-btn-list{gap:10px;padding:0 16px}
    .welfare-btn{min-width:100px;padding:12px 8px}
    .welfare-btn-icon{width:26px;height:26px;line-height:26px;font-size:14px}
    .welfare-btn-text{font-size:14px}
    .welfare-modal{padding:16px}
    .welfare-modal-body{padding:20px}
    .welfare-modal-header{padding:16px 20px}
}