.hero-head{display:flex;align-items:flex-start;justify-content:space-between;gap:24px}.hero-head h1{margin-right:auto}.share-button{appearance:none;display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:42px;padding:9px 16px;border:1px solid #d8dee8;border-radius:12px;background:#fff;color:#152033;font:inherit;font-weight:700;white-space:nowrap;cursor:pointer;box-shadow:0 4px 14px rgba(20,32,51,.08);transition:transform .15s ease,box-shadow .15s ease,border-color .15s ease}.share-button::before{content:"↗";font-size:18px;line-height:1}.share-button:hover{transform:translateY(-1px);border-color:#9aa9be;box-shadow:0 7px 18px rgba(20,32,51,.13)}.share-button:focus-visible{outline:3px solid rgba(45,112,216,.3);outline-offset:2px}.share-button-light{border-color:rgba(255,255,255,.55);background:rgba(255,255,255,.14);color:#fff;box-shadow:none;backdrop-filter:blur(8px)}.share-button-light:hover{border-color:#fff;background:rgba(255,255,255,.22)}.detail-actions{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:20px}.detail-actions .back{margin:0}.share-toast{position:fixed;left:50%;bottom:30px;z-index:1000;transform:translateX(-50%);padding:11px 18px;border-radius:999px;background:#152033;color:#fff;font-size:14px;box-shadow:0 8px 30px rgba(0,0,0,.22);animation:share-toast-in .18s ease}.wechat-share-guide{position:fixed;inset:0;z-index:1001;background:rgba(7,14,25,.7);display:flex;align-items:flex-start;justify-content:flex-end;padding:18px}.wechat-share-guide>div{max-width:290px;padding:18px;border-radius:16px;background:#fff;color:#152033;box-shadow:0 12px 40px rgba(0,0,0,.3)}.wechat-share-guide strong{display:block;margin-bottom:7px;font-size:17px}.wechat-share-guide p{margin:0;color:#556274;line-height:1.55}.wechat-share-guide button{width:100%;margin-top:14px;padding:9px;border:0;border-radius:9px;background:#1aad19;color:#fff;font:inherit;font-weight:700;cursor:pointer}@keyframes share-toast-in{from{opacity:0;transform:translate(-50%,8px)}to{opacity:1;transform:translate(-50%,0)}}@media(max-width:720px){.hero-head{align-items:center;gap:12px}.hero-head h1{font-size:clamp(28px,9vw,40px)}.share-button{min-height:40px;padding:8px 12px;font-size:14px}.detail-actions{margin-bottom:16px}.share-toast{bottom:20px;max-width:calc(100% - 32px);text-align:center}}