:root{--red: #FF2442;--red-light: #FFF0F2;--red-dark: #D61D36;--bg: #FAFAFA;--card: #FFFFFF;--text: #222222;--text-secondary: #888888;--border: #EEEEEE;--radius: 12px;--shadow: 0 2px 12px rgba(0,0,0,.06)}*{margin:0;padding:0;box-sizing:border-box}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}.app{max-width:640px;margin:0 auto;padding:0 16px 60px}.header{padding:20px 0 8px;border-bottom:1px solid var(--border)}.header-inner{display:flex;align-items:center;justify-content:space-between}.logo{display:flex;align-items:center;gap:8px}.logo-icon{width:32px;height:32px;background:var(--red);color:#fff;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:16px}.logo-text{font-size:18px;font-weight:600;color:var(--text)}.badge{font-size:12px;padding:3px 10px;border-radius:20px;font-weight:500}.badge-vip{background:#fff3cd;color:#856404}.badge-free{background:var(--red-light);color:var(--red)}.badge-loading{background:var(--bg);color:var(--text-secondary)}.subtitle{font-size:13px;color:var(--text-secondary);text-align:center;margin:12px 0 20px}.tabs{display:flex;gap:4px;background:var(--bg);border-radius:var(--radius);padding:4px;margin-bottom:20px}.tab{flex:1;padding:10px;border:none;background:transparent;border-radius:8px;font-size:14px;font-weight:500;color:var(--text-secondary);cursor:pointer;transition:all .2s}.tab.active{background:var(--card);color:var(--red);box-shadow:var(--shadow)}.tab:focus-visible{outline:2px solid var(--red);outline-offset:2px}.form-group{margin-bottom:16px}.label{display:block;font-size:13px;font-weight:500;color:var(--text);margin-bottom:6px}.select,.input,.textarea{width:100%;padding:10px 14px;border:1.5px solid var(--border);border-radius:8px;font-size:14px;background:var(--card);color:var(--text);outline:none;transition:border-color .2s}.select:focus,.input:focus,.textarea:focus{border-color:var(--red)}.textarea{resize:vertical;min-height:80px;font-family:inherit}.btn{width:100%;padding:12px;border:none;border-radius:8px;font-size:15px;font-weight:600;cursor:pointer;transition:all .2s}.btn-primary{background:var(--red);color:#fff}.btn-primary:hover{background:var(--red-dark)}.btn-primary:disabled{opacity:.6;cursor:not-allowed}.btn.loading{opacity:.7}.btn-small{width:auto;padding:4px 12px;font-size:12px;background:var(--bg);color:var(--text-secondary);border:1px solid var(--border);border-radius:6px}.btn-small:hover{background:var(--red-light);color:var(--red);border-color:var(--red)}.result-box{margin-top:20px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.result-header{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-bottom:1px solid var(--border);background:var(--bg)}.result-label{font-size:13px;font-weight:500;color:var(--text)}.btn-copy{padding:4px 12px;border:1px solid var(--red);background:#fff;color:var(--red);border-radius:6px;font-size:12px;cursor:pointer}.btn-copy:hover{background:var(--red-light)}.result-content{padding:16px;font-size:14px;line-height:1.8;color:var(--text)}.result-list{padding:8px}.result-item{display:flex;align-items:flex-start;gap:10px;padding:10px 12px;border-radius:8px;font-size:14px;line-height:1.5;cursor:pointer;transition:background .15s}.result-item:hover{background:var(--red-light)}.result-index{width:22px;height:22px;background:var(--red);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:600;flex-shrink:0}.clickable{cursor:pointer}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#0006;display:flex;align-items:center;justify-content:center;z-index:100;padding:20px}.modal{background:var(--card);border-radius:16px;max-width:400px;width:100%;padding:24px}.modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.modal-title{font-size:18px;font-weight:600}.modal-close{background:none;border:none;font-size:24px;color:var(--text-secondary);cursor:pointer}.price-tag{font-size:32px;font-weight:700;color:var(--red);text-align:center}.price-desc{text-align:center;color:var(--text-secondary);font-size:14px;margin-top:4px}.payment-info{margin-top:20px;padding:16px;background:var(--bg);border-radius:8px;font-size:13px}.user-id-box{display:flex;align-items:center;gap:8px;margin-top:10px;flex-wrap:wrap}.user-id-label{color:var(--text-secondary);font-size:12px}.user-id{padding:4px 8px;background:var(--card);border:1px solid var(--border);border-radius:4px;font-size:12px;word-break:break-all;flex:1}.contact-box{margin-top:16px;text-align:center}.wechat-id{background:var(--red-light);color:var(--red);padding:8px 16px;border-radius:8px;display:inline-block;font-size:14px;margin-top:6px}.toast{position:fixed;bottom:40px;left:50%;transform:translate(-50%);background:#000c;color:#fff;padding:10px 24px;border-radius:20px;font-size:14px;z-index:200;animation:fadeIn .3s}@keyframes fadeIn{0%{opacity:0;transform:translate(-50%) translateY(10px)}to{opacity:1;transform:translate(-50%) translateY(0)}}