/* 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-image{position:absolute;width:1px;height:1px;opacity:0;pointer-events:none;margin:0}
/* 页面 UI 的 logo 占位：CSS 渐变色块 + 商户名首字，完全不依赖图片、不占视觉空间 */
.brand-mark{display:flex;align-items:center;justify-content:center;width:56px;height:56px;margin:0 auto 10px;border-radius:16px;background:linear-gradient(135deg,#1787d7,#0869b0);color:#fbfdff;font-size:22px;font-weight:700;letter-spacing:.04em;box-shadow:0 8px 20px rgba(23,135,215,.24)}.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}}
/* 微信内置浏览器分享引导：只在微信里出现，直接告诉用户卡片怎么分享出来 */
.wx-guide{position:fixed;top:0;left:0;right:0;z-index:99;display:flex;align-items:center;gap:12px;padding:calc(10px + env(safe-area-inset-top)) 16px 10px;background:linear-gradient(180deg,rgba(9,32,58,.97),rgba(9,32,58,.9));color:#eef6ff;font-size:12px;line-height:1.45;box-shadow:0 6px 20px rgba(9,32,58,.22)}
.wx-guide[hidden]{display:none}
.wx-guide-copy{min-width:0;flex:1}
.wx-guide-copy b{display:block;font-size:13px;font-weight:700}
.wx-guide-copy span{opacity:.74}
.wx-guide-arrow{flex:none;font-size:22px;line-height:1;opacity:.9}
body.wx-in-wechat .shell{padding-top:calc(104px + env(safe-area-inset-top))}