:root{color-scheme:light;--ink:#202127;--text:#5d6472;--muted:#87828b;--pink:#a9517a;--pink-hover:#934068;--pink-soft:#f8e7ef;--wash:#f8f5f7;--line:#e9e3e7;--error:#ae3d4c;--success:#39725c;font-family:"Segoe UI","Microsoft YaHei","PingFang SC",Arial,sans-serif;font-synthesis:none}
*{box-sizing:border-box}body{margin:0;background:#fff;color:var(--ink);font-size:15px;line-height:1.65}button,input,textarea{font:inherit}a{color:var(--pink);text-decoration:none}a:hover{text-decoration:underline}button,a,input,textarea,summary{touch-action:manipulation}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid #dbb4c8;outline-offset:4px}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.55}[hidden]{display:none!important}.page{width:min(890px,calc(100% - 40px));margin:0 auto}.header{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:16px;border-bottom:1px solid #f2edf0}.brand{display:flex;align-items:center;gap:9px;color:var(--ink);font-size:20px;font-weight:700;white-space:nowrap}.brand:hover{text-decoration:none}.brand img{object-fit:contain}.brand-label{font-size:12px;line-height:1.4;color:var(--muted);font-weight:400;border-left:1px solid var(--line);padding-left:12px;margin-left:3px}.accent{color:var(--pink)}.intro{text-align:center;padding:46px 0 34px}.eyebrow{display:inline-block;font-size:12px;color:var(--pink);background:var(--pink-soft);border-radius:999px;padding:3px 13px;letter-spacing:1px;font-weight:600}h1{font-size:32px;line-height:1.4;letter-spacing:-.5px;margin:14px 0 8px;font-weight:700}.intro p{color:var(--text);margin:0;font-size:15px}.redeem-card,.guide-card{border:1px solid var(--line);border-radius:21px;background:#fff}.redeem-card{overflow:hidden;box-shadow:0 18px 40px -28px rgba(120,52,86,.35)}.stepper{display:flex;padding:21px 30px;margin:0;list-style:none;border-bottom:1px solid var(--line);background:#fdfbfc;gap:12px}.stepper li{flex:1;display:flex;align-items:center;gap:9px;white-space:nowrap;font-size:13px;color:var(--muted)}.stepper li span{display:grid;place-items:center;flex:none;width:25px;height:25px;border-radius:50%;border:1px solid #e1d7dd;font-size:12px;font-weight:600}.stepper li[aria-current]{color:var(--pink);font-weight:600}.stepper li[aria-current] span,.stepper li.done span{background:var(--pink);border-color:var(--pink);color:#fff}.stepper li.done{color:var(--pink)}.view{padding:30px 36px 8px;min-height:245px}.view h2{font-size:21px;line-height:1.4;margin:0 0 7px}.view p{margin:0 0 15px}.muted{color:var(--text);font-size:14px}.form-stack{max-width:100%;margin-top:22px}.field{display:block;font-weight:600;font-size:14px;margin:0 0 8px}.input,textarea{width:100%;background:#fff;border:1px solid #ded6dc;border-radius:11px;padding:13px 15px;color:var(--ink);transition:border-color .15s}.input:hover,textarea:hover{border-color:#bc9aab}.input:focus,textarea:focus{border-color:var(--pink);outline:3px solid #f9edf3;outline-offset:0}.input::placeholder,textarea::placeholder{color:#a39aa1}.input{letter-spacing:.5px}.code-row{display:flex;align-items:stretch;gap:12px}.code-row .input{min-width:0;flex:1}.button{display:inline-flex;justify-content:center;align-items:center;gap:8px;background:var(--pink);color:#fff;border:1px solid var(--pink);padding:12px 24px;min-height:48px;border-radius:11px;font-size:14px;font-weight:600;line-height:1.5;white-space:nowrap;text-decoration:none;transition:background .15s}.button:hover:not(:disabled){background:var(--pink-hover);text-decoration:none}.button.secondary{background:#fff;border-color:var(--line);color:var(--text)}.button.secondary:hover:not(:disabled){background:var(--wash)}.button.text{border:0;color:var(--pink);background:none;padding:9px 0;min-height:40px}.button.text:hover:not(:disabled){background:none;text-decoration:underline}.hint{font-size:12px;color:var(--muted);margin:9px 0 0!important}.privacy-note{padding-top:21px;margin-top:22px!important;border-top:1px solid #f0e9ed;color:var(--muted);font-size:12px}.feedback{color:var(--error);font-size:14px;white-space:pre-line;padding:0 36px;min-height:0;margin:0 0 22px;overflow-wrap:anywhere}.feedback:empty{margin-bottom:22px}.feedback.neutral{color:var(--text)}.feedback:focus{outline:none}.product-pill{display:inline-block;background:var(--pink-soft);color:var(--pink);border-radius:7px;font-size:12px;font-weight:600;padding:4px 10px;margin-bottom:15px}textarea{min-height:150px;resize:vertical;font-family:ui-monospace,Consolas,monospace;font-size:12px;line-height:1.6;overflow-wrap:anywhere}.actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin:20px 0 10px}.account-box{padding:19px 21px;background:var(--wash);border:1px solid #eee5eb;border-radius:13px;margin:21px 0}.account-box .caption{color:var(--text);font-size:12px;display:block}.account-email{font-size:20px;font-weight:650;word-break:break-all;line-height:1.5;margin-top:4px}.facts{display:grid;grid-template-columns:90px 1fr;gap:7px 12px;font-size:14px;margin:15px 0 0}.facts dt{color:var(--muted)}.facts dd{margin:0}.consent{display:flex;align-items:flex-start;gap:10px;font-size:13px;line-height:1.8;color:var(--text);margin:20px 0}.consent input{accent-color:var(--pink);width:17px;height:17px;flex:none;margin:4px 0 0}.notice{background:#fcf8fa;border:1px solid #efe3e9;border-radius:10px;padding:12px 15px;color:#796373;font-size:13px}.help{margin:18px 0;font-size:13px;color:var(--text);border-top:1px solid var(--line);padding-top:13px}.help summary{color:var(--pink);cursor:pointer;font-weight:500;width:fit-content}.help ol{padding-left:21px;margin:12px 0}.help li{padding-bottom:5px}.help p{margin:10px 0 0;font-size:12px;color:var(--muted)}.task-state{padding:9px 0 4px}.status-label{display:inline-block;font-size:12px;color:var(--pink);background:var(--pink-soft);border-radius:7px;padding:4px 11px;margin-bottom:15px}.status-label.success{color:var(--success);background:#edf5f1}.task-message{color:var(--text);font-size:14px}.task-id{font-size:12px;color:var(--muted);word-break:break-all;margin-top:22px!important}.connection-note{font-size:12px;color:#9a7555;min-height:20px}.guide-card{padding:25px;margin:24px 0 0}.guide-heading{display:flex;gap:15px;align-items:center;margin:0 0 20px}.guide-mark{width:45px;height:45px;display:grid;place-items:center;flex:none}.guide-mark img{object-fit:contain}.guide-heading h2{font-size:18px;line-height:1.4;margin:0 0 0;font-weight:700}.guide-heading p{font-size:13px;color:var(--text);margin:1px 0 0}.flow{padding:0;margin:0;list-style:none;background:var(--wash);border-radius:19px;overflow:hidden}.flow li{position:relative;display:flex;gap:18px;padding:20px;border-bottom:1px solid var(--line)}.flow li:last-child{border-bottom:0}.flow-number{position:relative;display:grid;place-items:center;width:32px;height:32px;flex:none;border-radius:50%;background:var(--pink);color:#fff;font-size:15px;font-weight:700;z-index:1}.flow li:not(:last-child):before{content:"";position:absolute;top:56px;bottom:-5px;left:35px;width:2px;background:#ebccdc}.flow h3{font-size:16px;margin:0 0 2px;line-height:1.5;font-weight:700}.flow p{font-size:14px;line-height:1.75;color:var(--text);margin:0}.flow a{color:var(--pink)}footer{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:26px 0 35px;color:var(--muted);font-size:12px}footer div{display:flex;gap:19px}footer a{color:var(--muted)}
.status-label.attention{color:#875c24;background:#fbf2e3}.record-row{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:20px}.record-row .task-id{margin:0!important;overflow-wrap:anywhere}.record-row .button{font-size:12px;min-height:40px;flex:none}.task-footer{display:flex;align-items:center;gap:12px;flex-wrap:wrap;border-top:1px solid var(--line);margin-top:14px;padding-top:10px}.task-footer .button{font-size:13px}.task-footer .hint{margin:0!important}.connection-note:empty{display:none}.view h2:focus{outline:none}.no-script{padding:18px 36px;color:var(--error);font-size:14px}
@media(max-width:640px){.record-row{align-items:flex-start;gap:4px}.record-row .task-id{width:100%}.task-footer{align-items:flex-start;gap:0}.task-footer .hint{width:100%;padding-bottom:12px}.no-script{padding:18px 20px}}
@media(max-width:640px){.page{width:calc(100% - 28px)}.header{min-height:73px;gap:8px}.brand{font-size:17px;gap:6px}.brand img{width:29px;height:29px}.brand-label{display:none}.intro{padding:30px 4px 24px}h1{font-size:25px;letter-spacing:-.5px}.intro p{font-size:13px}.eyebrow{font-size:11px}.redeem-card,.guide-card{border-radius:17px}.stepper{padding:17px 16px;gap:5px}.stepper li{font-size:11px;gap:6px;flex-direction:column}.stepper li span{width:24px;height:24px}.view{padding:24px 20px 5px;min-height:245px}.view h2{font-size:19px}.code-row{flex-direction:column;gap:11px}.code-row .button{width:100%}.input{font-size:14px}.feedback{padding:0 20px;font-size:13px}.privacy-note{line-height:1.8}.guide-card{padding:20px 16px;margin-top:20px}.guide-heading{gap:12px;margin-bottom:16px}.guide-heading h2{font-size:17px}.guide-heading p{font-size:12px}.flow li{padding:18px 15px;gap:13px}.flow-number{width:29px;height:29px;font-size:15px}.flow h3{font-size:16px}.flow p{font-size:14px;line-height:1.8}.flow li:not(:last-child):before{left:29px;top:52px}.account-email{font-size:18px}.account-box{padding:16px}.actions .button{flex:1}textarea{min-height:170px}.help ol{padding-left:18px}.facts{grid-template-columns:75px 1fr;font-size:13px}footer{flex-direction:column;gap:9px;padding:24px 0}.button{padding:12px 18px}}
.header-note{display:inline-flex;align-items:center;gap:7px;font-size:12px;color:var(--text);background:var(--wash);border:1px solid #f0e8ed;border-radius:999px;padding:5px 12px;white-space:nowrap}.header-note .dot{width:7px;height:7px;border-radius:50%;background:var(--success);flex:none}
@media(max-width:640px){.header-note{font-size:11px;padding:4px 9px;gap:5px}}
@media(max-width:380px){.header-note{display:none}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}