/* finesse · register=h5 · morph=single-payment-gateway · palette=ink+merchant-blue · type=system · layout=single-card · motion=feedback-only */
:root{--page:#eef3f7;--surface:#fbfdff;--surface-soft:#f4f8fc;--ink:#172033;--muted:#69768a;--line:rgba(24,73,126,.13);--blue:#1787d7;--blue-dark:#0869b0;--focus:#0d77c8;--ok:#16794c}
*{box-sizing:border-box}html,body{margin:0;min-height:100%;overflow-x:clip}body{background:var(--page);color:var(--ink);font-family:"Microsoft YaHei","PingFang SC",system-ui,sans-serif;-webkit-tap-highlight-color:transparent}.shell{width:min(100%,560px);min-height:100dvh;margin:0 auto;padding:calc(28px + env(safe-area-inset-top)) 18px calc(28px + env(safe-area-inset-bottom))}.merchant{text-align:center;padding:8px 12px 22px}.brand-mark{width:54px;height:54px;margin:0 auto 14px;border-radius:17px;background:var(--blue);display:grid;place-items:center}.brand-mark span{display:block;width:23px;height:23px;border:6px solid var(--surface);border-top-color:transparent;border-radius:8px;transform:rotate(45deg)}.eyebrow{margin:0;color:var(--blue-dark);font-size:13px;letter-spacing:.08em}.merchant h1{margin:5px 0 3px;font-size:26px;line-height:1.25;font-weight:700;overflow-wrap:anywhere}.description{margin:0;color:var(--muted);font-size:14px}.pay-card{background:var(--surface);border:1px solid var(--line);border-radius:24px;padding:26px 20px 22px;text-align:center;box-shadow:0 16px 42px rgba(30,65,104,.09)}.qr{width:236px;height:236px;max-width:78vw;margin:0 auto 18px;padding:12px;background:#fefefe;border:1px solid var(--line);border-radius:18px;display:grid;place-items:center}.qr svg,.qr img{display:block;width:100%;height:100%}.qr-title{margin:0;font-size:18px;font-weight:700}.qr-note{margin:6px 0 20px;color:var(--muted);font-size:13px}.pay-button{display:flex;align-items:center;justify-content:center;width:100%;min-height:54px;border-radius:16px;background:var(--blue);color:#f7fbff;text-decoration:none;font-size:17px;font-weight:700;transition:transform .15s ease,background .15s ease}.pay-button:hover{background:var(--blue-dark)}.pay-button:active{transform:scale(.985)}.pay-button:focus-visible{outline:3px solid color-mix(in srgb,var(--focus) 35%,transparent);outline-offset:3px}.safety{margin:14px 2px 0;color:var(--muted);font-size:12px;line-height:1.65}.how{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:10px;margin-top:14px}.how div{min-width:0;background:var(--surface-soft);border:1px solid var(--line);border-radius:16px;padding:14px 12px}.how b,.how span{display:block}.how b{font-size:14px}.how span{margin-top:3px;color:var(--muted);font-size:12px}@media(max-width:360px){.shell{padding-left:12px;padding-right:12px}.pay-card{padding-left:14px;padding-right:14px}.qr{width:216px;height:216px}.how{grid-template-columns:1fr}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition-duration:.01ms!important}}