:root{--primary-color:#1e9fff;--primary-dark:#1890ff;--success-color:#52c41a;--warning-color:#faad14;--danger-color:#ff4d4f;--text-color:#333;--text-secondary:#666;--text-muted:#999;--bg-color:#f0f2f5;--card-bg:#fff;--border-radius:12px;--shadow:0 2px 12px rgba(0, 0, 0, 0.08);--shadow-hover:0 4px 20px rgba(0, 0, 0, 0.12)}*{box-sizing:border-box}body{font-family:HarmonyOS_Sans_SC_Medium,-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;background:var(--bg-color);color:var(--text-color);line-height:1.6;margin:0;padding:0}html{scroll-behavior:smooth}#accountSection,#purchaseSection{scroll-margin-top:100px}@media (max-width:768px){#accountSection,#purchaseSection{scroll-margin-top:140px}}.hw-header{background:linear-gradient(135deg,var(--primary-color) 0,var(--primary-dark) 100%);color:#fff;padding:12px 20px;position:sticky;top:0;z-index:1000;box-shadow:0 2px 8px rgba(0,0,0,.15)}.hw-header-inner{max-width:1200px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:16px}.hw-header-left{display:flex;align-items:center;gap:12px}.hw-logo{font-size:24px;font-weight:700;white-space:nowrap;display:flex;align-items:center;gap:6px}.hw-logo-emoji{font-size:26px}.hw-nav-btns{display:flex;gap:8px}.hw-nav-desktop{display:flex}.hw-nav-mobile{display:none}.hw-nav-btn{background:rgba(255,255,255,.2);color:#fff;border:none;padding:8px 16px;border-radius:20px;font-size:14px;font-weight:500;cursor:pointer;transition:all .3s;display:flex;align-items:center;gap:6px;text-decoration:none;white-space:nowrap}.hw-nav-btn:hover{background:rgba(255,255,255,.35);transform:translateY(-1px)}.hw-nav-btn i{font-size:16px}.hw-header-right{display:flex;align-items:center;gap:16px}.hw-mini-stat{display:flex;align-items:center;gap:6px;background:rgba(255,255,255,.15);padding:6px 12px;border-radius:20px;font-size:13px;cursor:pointer;transition:all .3s}.hw-mini-stat:hover{background:rgba(255,255,255,.25)}.hw-mini-stat i{font-size:16px}.hw-mini-stat-value{font-weight:600}.hw-mini-stat-label{opacity:.85;font-size:12px}@media (max-width:768px){.hw-header{padding:0}.hw-header-inner{flex-wrap:nowrap;gap:0;padding:12px 16px}.hw-header-left{width:100%;justify-content:space-between;align-items:center}.hw-logo{font-size:18px}.hw-logo-emoji{font-size:20px}.hw-nav-btns{gap:8px}.hw-nav-btn{background:rgba(255,255,255,.15);padding:8px 14px;font-size:13px;border-radius:18px;backdrop-filter:blur(4px)}.hw-nav-btn:active,.hw-nav-btn:hover{background:rgba(255,255,255,.25)}.hw-header-right{display:none}.hw-nav-desktop{display:none}.hw-nav-mobile{display:flex}}@media (max-width:480px){.hw-header-inner{padding:10px 12px}.hw-logo{font-size:16px}.hw-logo-emoji{font-size:18px}.hw-nav-btn{padding:7px 12px;font-size:12px}}.hw-container{max-width:1200px;margin:0 auto;padding:20px}.hw-stats{display:flex;gap:12px;margin-bottom:16px;flex-wrap:wrap}.hw-stat-card{background:var(--card-bg);border-radius:10px;padding:12px 16px;box-shadow:var(--shadow);transition:all .3s ease;cursor:pointer;display:flex;align-items:center;gap:12px;flex:1;min-width:180px}.hw-stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}.hw-stat-icon{width:36px;height:36px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0}.hw-stat-icon.blue{background:rgba(30,159,255,.1);color:var(--primary-color)}.hw-stat-icon.green{background:rgba(82,196,26,.1);color:var(--success-color)}.hw-stat-icon.orange{background:rgba(250,173,20,.1);color:var(--warning-color)}.hw-stat-content{flex:1;min-width:0}.hw-stat-value{font-size:18px;font-weight:700;color:var(--text-color);line-height:1.2}.hw-stat-label{font-size:12px;color:var(--text-muted)}.hw-stat-extra{font-size:11px;color:var(--text-secondary);margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}@media (max-width:768px){.hw-stats{gap:8px}.hw-stat-card{padding:10px 12px;min-width:calc(50% - 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