:root{font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,sans-serif;color:#4b4b4b;background:#f7f7f7;--brand: #d65f28;--brand-soft: rgb(214 95 40 / 12%);--brand-hint: rgb(214 95 40 / 20%);--brand-surface: #fff8f4;--surface: #ffffff;--surface-alt: #f7f7f7;--hairline: #e5e5e5;--ink: #4b4b4b;--muted: #777777;--success: #58cc02;font-synthesis:none;text-rendering:optimizeLegibility}*{box-sizing:border-box}body{min-width:320px;min-height:100vh;margin:0}button{font:inherit}.page-shell{min-height:100vh;display:grid;place-items:center;padding:calc(24px + env(safe-area-inset-top)) 20px calc(24px + env(safe-area-inset-bottom));background:radial-gradient(circle at 16% 0%,var(--brand-soft),transparent 34%),linear-gradient(180deg,var(--surface) 0%,var(--surface-alt) 100%)}.checkout-card,.state-card{width:min(100%,430px);padding:32px 24px;border:1px solid var(--hairline);border-radius:28px;background:#fffffff5;box-shadow:0 24px 60px #4b4b4b1f;text-align:center}.brand-mark,.status-symbol{width:58px;height:58px;display:grid;place-items:center;margin:0 auto 14px;border-radius:19px;color:#fff;background:var(--brand);font-size:28px;font-weight:800}.eyebrow{margin:0 0 10px;color:var(--brand);font-size:12px;font-weight:800;letter-spacing:.16em}h1{margin:0;font-size:27px;line-height:1.25}.description,.state-card p{margin:14px 0 0;color:var(--muted);font-size:15px;line-height:1.7}.price-row{display:flex;align-items:baseline;justify-content:center;gap:5px;margin:28px 0 24px}.price-row strong{font-size:48px;line-height:1;letter-spacing:-.04em}.currency{font-size:20px;font-weight:800}.notice-list{margin:0 0 24px;padding:16px;border-radius:18px;background:var(--surface-alt);text-align:left}.notice-list p{position:relative;margin:0;padding-left:16px;color:#666;font-size:13px;line-height:1.65}.notice-list p+p{margin-top:8px}.notice-list p:before{content:"";position:absolute;top:.65em;left:0;width:6px;height:6px;border-radius:50%;background:var(--brand)}.primary-button,.secondary-button{width:100%;min-height:52px;border:0;border-radius:17px;font-weight:800;cursor:pointer;transition:opacity .18s ease,transform .18s ease,box-shadow .18s ease}.primary-button{color:#fff;background:var(--brand);box-shadow:0 10px 24px #d65f283d}.secondary-button{margin-top:24px;color:var(--brand);background:var(--brand-soft)}.primary-button:hover,.secondary-button:hover{opacity:.92}.primary-button:active,.secondary-button:active{transform:translateY(1px) scale(.99)}.primary-button:focus-visible,.secondary-button:focus-visible{outline:3px solid var(--brand-hint);outline-offset:3px}button:disabled{cursor:wait;opacity:.65}.spinner{display:block;width:30px;height:30px;margin:0 auto;border:3px solid var(--hairline);border-top-color:var(--brand);border-radius:50%;animation:spin .8s linear infinite}.success-card .status-symbol{color:#fff;background:var(--success)}@keyframes spin{to{transform:rotate(360deg)}}